[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.1"]
[White "Wang, Hao"]
[Black "Miciano, John Marvin"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2718"]
[BlackElo "2317"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,121,40,27,32,39,39,39,39,35,36,39,41,43,42,53,52,25,15,25,34,34,34,34,49,41,47,23,34,23,34,31,41,41,54,45,49,49,58,50,77,0,47,35,45,34,38,7,10,12,23,0,0,0,0,0,0,0,0,-11,0,0,0,-4,0,-70,-70,-33,-59,-56,-43,-65,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c5 7. Nf3 Qa5 {[#] ...Nxe4 is the strong threat. E90: King's Indian: Classical: Early deviations and 6 h3} 8. Bd3 cxd4 9. Nxd4 Nc6 {White is slightly better.} 10. O-O Nd7 11. Be2 Nxd4 12. Bxd4 Bxd4 13. Qxd4 Qc5 {[#]} 14. Rad1 $146 (14. Qd2 {is more complex.} Nf6 15. Nd5 Nxd5 16. exd5 a5 17. Rac1) ({Predecessor:} 14. Qd2 Nf6 15. Rfe1 {½-½ (105) Rodshtein,M (2695)-Pichot,A (2565) Douglas 2017}) 14... Qxd4 15. Rxd4 Ne5 16. f4 Nc6 17. Rd2 f6 18. Nd5 Rb8 19. a3 Be6 20. b4 Rbc8 21. Rc1 Kf7 22. Kf2 Rg8 23. h4 h6 24. g3 Rgd8 25. Ne3 Kg7 26. Nd5 (26. h5 $16) 26... Kf8 27. Ke3 Nb8 28. Rf1 Nd7 29. g4 Bf7 30. Rc1 a6 31. Rdd1 e6 32. Nc3 Ke7 33. Na4 g5 34. fxg5 fxg5 35. h5 Be8 36. c5 dxc5 37. bxc5 Rc7 38. c6 (38. Nb6 $11) 38... Rxc6 $15 39. Rxc6 bxc6 40. Rb1 e5 41. Rb7 Kd6 (41... Rb8 $1 $15 42. Rxb8 (42. Bxa6 Ra8 $17) 42... Nxb8) 42. Nb2 $11 {The position is equal.} Bf7 43. Bc4 $1 {[%cal Rc4f7]} Bxc4 44. Nxc4+ {[%mdl 4096] Endgame KRN-KRN} Kc5 45. Nb2 Rb8 (45... Nf6 {is interesting.} 46. Nd3+ Kd6 47. Rf7 Nxg4+ 48. Kf3 Nh2+) 46. Rxd7 Rxb2 {KR-KR} 47. Rh7 $1 Rb3+ 48. Kf2 Kd4 {White must now prevent ...c5.} 49. Rxh6 Kxe4 50. Rxc6 Rxa3 51. Rf6 a5 52. h6 Rh3 53. Kg2 Rh4 54. Kg3 $1 a4 55. Ra6 {[#]} a3 $1 {[%mdl 512]} 56. Ra4+ (56. Rxa3 Rxh6) 56... Kd5 57. Rxa3 Rxh6 58. Ra5+ Ke4 {And now ...Rd6 would win.} 59. Ra4+ Kd5 60. Ra5+ Ke4 {aiming for ...Rd6.} 61. Ra4+ {Accuracy: White = 71%, Black = 57%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.2"]
[White "Vignesh B"]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1900"]
[BlackElo "2683"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,81,39,24,32,17,49,29,37,25,37,0,0,0,0,0,0,-18,1,4,22,18,31,7,27,14,22,-11,1,5,0,0,16,0,36,11,11,11,4,1,7,0,0,0,0,0,0,0,0,-14,0,-4,0,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. c3 g5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} 7. Re1 (7. Nbd2 Bg7 8. Bb3 O-O 9. Nc4 d5 10. Ncxe5 dxe4 11. dxe4 Nxe5 12. Nxe5 Qxd1 13. Rxd1 Nxe4 14. Nd3 {½-½ (34) Giri,A (2783)-Matlakov,M (2700) St Petersburg 2018}) 7... Bg7 8. d4 Bg4 {White has an edge.} 9. Be2 $146 (9. d5 {looks sharper.} Ne7 10. h3 Bh5 11. Bd3 O-O 12. c4) ({Predecessor:} 9. Bb5 Nd7 10. d5 Ne7 11. h3 Bxf3 12. Bxd7+ Qxd7 13. Qxf3 Ng6 14. Nd2 {0-1 (31) Huschenbeth,N (2549)-Grandelius,N (2646) Batumi 2018}) 9... O-O 10. dxe5 Bxf3 11. exf6 Bxe2 12. Rxe2 Qxf6 13. Nd2 {[%cal Bb1d2,Bd2f1,Bf1g3,Bg3f5][%mdl 32]} Rfe8 14. Nf1 a5 15. Ng3 a4 16. Nf5 Ne7 17. Nxg7 Qxg7 18. Be3 Qg6 19. Qd2 Nc6 20. f3 Ne5 21. Rf1 Re7 22. b3 axb3 {The position is equal.} 23. axb3 Rae8 24. Bd4 Nc6 25. Rfe1 Kh7 (25... f5 {feels hotter.} 26. exf5 Qxf5 27. Rxe7 Rxe7 28. Rxe7 Nxe7 29. h4 Kf7) 26. h3 b6 27. c4 Nxd4 28. Qxd4 Re5 29. Qf2 Qg7 30. Rd2 f5 {[%cal Rf5e4]} 31. Rd5 fxe4 32. Rxe4 Rxe4 33. fxe4 $11 {[%mdl 4096] Endgame KQR-KQR} Kg8 34. Qf3 Re5 35. Rxe5 Qxe5 {KQ-KQ} 36. Qf5 Qc5+ 37. Kh2 Kg7 38. Qe6 Qe5+ 39. Qxe5+ dxe5 40. b4 Kg6 41. g4 {Accuracy: White = 49%, Black = 58%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.3"]
[White "Demchenko, Anton"]
[Black "Gomes, Mary Ann"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2678"]
[BlackElo "2312"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,97,15,25,23,21,16,29,31,25,33,21,24,19,19,39,26,33,38,49,49,56,56,67,6,14,11,15,9,12,10,24,9,9,9,9,9,11,11,11,6,4,4,12,8,12,0,0,-12,0,0,0,0,56,0,0,-1,0,-10,6,6,5,5,58,60,71,73,148,155,147,118,107,114,259,196,442,222,1756,1791,1718,1679]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 h6 9. Nd2 Nf6 10. Nc4 Be6 11. Ne3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Rc8 12. O-O (12. Bd2 Be7 13. a4 O-O 14. O-O Qd7 15. a5 Rfd8 {½-½ (58) Duda,J (2737)-Nepomniachtchi,I (2757) Dortmund 2018}) 12... Be7 13. a4 {White has an edge.} Qc7 14. Rd1 O-O 15. a5 Rfd8 16. Qe2 $146 Bf8 17. Qf3 Qd7 18. Bd2 Bg4 19. Nxg4 Qxg4 20. Qxg4 Nxg4 21. f3 (21. Ra4 $14) 21... Nf6 $11 22. Be1 d5 23. exd5 Bb4 24. Rd3 Bxc3 25. Rxc3 Nxd5 26. Rxc8 Rxc8 {[%mdl 4096] Endgame KRB-KRN} 27. c3 Rd8 28. Rd1 {c4 is the strong threat.} Rd7 $1 29. Rd2 f5 30. Kf2 Kf7 31. c4 Nf6 32. Re2 e4 33. Bc3 exf3 34. gxf3 Rc7 35. b3 {[%cal Bb2b3,Bb3b4,Bb4b5][%mdl 32]} Nd7 (35... Rd7 $11) 36. Rc2 (36. Rd2 $14) 36... g5 37. Ke3 Nc5 38. b4 Re7+ 39. Kd4 Ne6+ 40. Ke5 Ng7+ (40... f4 $11) 41. Kd5 $14 Ne8 42. b5 Re6 (42... h5 $142) 43. Be5 $1 $16 Nf6+ {[#]} 44. Bxf6 $1 Kxf6 45. Rb2 Re5+ {[#]} (45... Re3 $16) 46. Kd6 $1 $18 Re3 $2 (46... Re6+ {is a better defense.} 47. Kc7 axb5) 47. Kc7 (47. bxa6 $142 Re6+ 48. Kc7 Rxa6 49. Rb5 (49. Kxb7 Rxa5 50. Rc2 Ra3 $16)) 47... Ra3 $2 (47... axb5 48. cxb5 (48. Rxb5 Re7+ 49. Kb8 f4 $16) 48... Re7+ 49. Kb6 f4) 48. b6 Rxa5 49. Kxb7 {Accuracy: White = 71%, Black = 40%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.4"]
[White "Pranesh M"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2309"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,153,30,20,22,0,27,0,0,7,20,-18,-18,-49,-22,-31,-28,-79,-83,-90,-98,-94,-60,-60,-70,-92,-97,-113,-99,-107,-84,-87,-72,-106,-95,-137,-131,-135,-131,-131,-131,-148,-145,-147,-147,-113,-113,-138,-113,-111,-110,-112,-113,-121,-105,-98,-97,-109,-96,-93,-89,-106,-98,-97,-100,-105,-101,-102,-94,-143,-90,-148,-142,-140,-145,-138,-147,-235,-235,-243,-243,-916,-829,-504,-493,-675,-468,-897,-885,-856,-798,-828,-605,-1535,-1521,-1397,-1361,-998,-1349,-1614,-1515,-1357,-594,-5546,-5546,-2947,-2626,-29981,-29981,-29981,-29982,-29981,-29982,-29983,-29983,-29986,-29985,-29990,-29991,-29993,-29994,-29994,-29995,-29996,-29996,-29996,-29996,-29996,-29997,-29997,-29997,-29997,-29997,-29997,-29998,-29998,-29999,-29999]} 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 d6 6. g3 Nf6 7. Bg2 Bd7 8. O-O Be7 9. Re1 O-O 10. Nxc6 Bxc6 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} 11. Qd4 $146 ({Predecessor:} 11. Be3 Qc7 12. a4 a6 13. a5 Rac8 14. Bb6 Qb8 15. Nd5 exd5 16. exd5 Nxd5 17. Bxd5 Bf6 18. c3 Bxd5 19. Qxd5 Rfe8 20. Rad1 Rc6 21. Qf5 Rxe1+ 22. Rxe1 Qc8 {½-½ (33) Simacek,P (2490)-Czarnota,P (2556) Legnica 2017}) 11... Ng4 12. Rd1 Qa5 {The position is equal.} 13. Qd2 Bf6 14. h3 Bxc3 $1 15. bxc3 Nf6 16. Qd3 d5 17. e5 (17. exd5 $11 Bxd5 18. Bxd5 Qxd5 19. Qxd5 Nxd5 20. c4) 17... Ne4 $17 18. c4 dxc4 19. Qxc4 Qxe5 20. Bf4 Qc3 21. Qe2 f5 22. Kh2 Rfe8 23. Be3 Bd5 24. Bd4 Qc7 25. c4 Qxc4 26. Qb2 Qc7 27. Rac1 Qf7 28. Be5 Rac8 29. Qd4 b6 30. g4 Rxc1 31. Rxc1 Nc5 32. Bxd5 {[#] Bc4 is the strong threat.} exd5 33. gxf5 Qxf5 34. Qxd5+ Qf7 35. Rd1 h6 {aiming for ...Rxe5!} 36. f4 Ne6 37. Rg1 Rd8 38. Qg2 ({Avoid the trap} 38. Rxg7+ $2 Qxg7 39. Qxe6+ Qf7 $19) 38... Kh7 39. Qe4+ g6 40. Rg2 Nc5 41. Qc6 Nd3 42. Qe4 Qe6 43. h4 Nxe5 (43... h5 $142 44. Rc2 Nc5) 44. fxe5 {[%mdl 4096] Endgame KQR-KQR} ({Better is} 44. Qxe5 Qxe5 45. fxe5) 44... Re8 45. Re2 h5 46. Qf3 Re7 47. Qe4 (47. a4 $17) 47... Rc7 $19 48. Qf3 Rc4 49. Qf6 $2 (49. Re4) 49... Qxf6 50. exf6 Rxh4+ {KR-KR} 51. Kg3 Rg4+ 52. Kf3 (52. Kh2 $142 Kg8 53. Re8+ Kf7 {[%mdl 64] Double Attack} 54. Re7+ Kxf6 55. Rxa7) 52... g5 53. Re7+ Kg6 54. Rxa7 Rf4+ 55. Kg3 h4+ 56. Kh3 Rf3+ 57. Kg2 Rxf6 58. Ra4 Rf4 59. Ra6 Rb4 (59... Kf5 $142 60. Rxb6 Kg4) 60. a3 Rb2+ 61. Kf3 Kf5 62. Ra4 {[#]} g4+ $1 {Black mates.} 63. Ke3 (63. Rxg4 Rb3+) 63... h3 64. Rf4+ Kg5 65. Rf8 h2 66. Rh8 Rb3+ 67. Kf2 Rh3 68. Rxh3 gxh3 {KP-KP} 69. a4 h1=Q 70. a5 Kf4 71. Ke2 Qe4+ 72. Kd2 h2 73. axb6 h1=R 74. b7 Rh2+ 75. Kc3 Rc2+ 76. Kb3 Qc4+ 77. Ka3 Ra2# {Accuracy: White = 32%, Black = 80%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.5"]
[White "Nguyen, Ngoc Truong Son"]
[Black "Duong, The Anh"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2647"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,45,49,-4,13,-16,6,0,58,35,60,19,64,33,22,26,28,0,0,-2,46,48,55,52,58,0,64,0,30,0,56,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 Be7 7. Bg2 O-O 8. O-O d5 9. b3 (9. cxd5 $14 exd5 10. Nc3) 9... Nbd7 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} (9... c5 10. Nc3 Nc6 11. dxc5 bxc5 12. Rad1 Rc8 13. Bf4 Qa5 14. Bd2 dxc4 15. Nd5 cxb3 16. Nxe7+ Nxe7 17. axb3 {½-½ (146) Wang,H (2734)-Harikrishna,P (2755) Danzhou 2016}) 10. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Ne4 $146 ({Predecessor:} 10... Bb7 11. a5 c5 12. cxd5 exd5 13. a6 Bc6 14. dxc5 bxc5 {1-0 (39) Lindenmair,A-Breitner,K Benidorm 1985}) 11. Nc3 Ndf6 (11... Nxd2 $11 12. Nxd2 c6) 12. Ne5 {[%cal Rc3e4]} Bb7 13. a5 Qc8 14. Be3 Nxc3 15. Qxc3 c5 16. Rfb1 Rd8 17. Qb2 Ne4 18. Rc1 Bf6 19. Ng4 $36 {[%mdl 2048] [#] a6! is the strong threat. White is more active.} Be7 20. Ne5 Bf6 $1 21. Ng4 {Strongly threatening a6!} Be7 22. Ne5 Bf6 $1 23. Ng4 {Accuracy: White = 24%, Black = 53%.} ({Better is} 23. cxd5 $14 exd5 24. Bxe4 dxe4 25. b4) 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.6"]
[White "Hoang, Thi Bao Tram"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2301"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,90,-16,-6,-33,-11,-32,-18,-44,-15,-52,-52,-73,-33,-50,-48,-50,-43,-53,-48,-47,-47,-46,-38,-61,-64,-64,-56,-74,-74,-89,-79,-98,-65,-166,-134,-186,-181,-181,-185,-181,-181,-188,-166,-252,-166,-245,-219,-234,-219,-252,-248,-274,-226,-436,-415,-362,-374,-366,-353,-349,-347,-327,-326,-356,-297,-542,-561,-563,-575,-741,-746,-931,-908,-1153,-1108]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. c4 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O e6 8. d3 d5 9. Nbd2 c5 10. a3 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (10. cxd5 exd5 11. d4 Nbd7 12. dxc5 bxc5 13. Rc1 Re8 14. Ne1 Qb6 15. Nd3 Rac8 16. Re1 a5 17. e3 a4 {0-1 (89) Petenyi,T (2449)-Inarkiev,E (2693) Antalya 2017}) 10... Nc6 11. Qc2 Qe7 12. Rac1 $146 {The position is equal.} ({Predecessor:} 12. e3 Rfd8 13. Rad1 d4 14. exd4 Nxd4 15. Bxd4 cxd4 16. b4 a5 17. Qb3 axb4 18. axb4 {1-0 (40) Sikorova,O (2263)-Socha,J (1988) Tatranske Zruby 2012}) 12... Rfd8 13. Qb1 d4 14. Rfe1 Bh6 15. Rcd1 e5 16. Bc1 a5 17. Nf1 Bxc1 18. Qxc1 a4 19. bxa4 Rxa4 20. Qb2 Qc7 21. Rb1 Nd7 22. N3d2 Rda8 23. Ra1 Nd8 $36 {[%mdl 2048] Black has strong initiative.} 24. Bh3 Qc6 {[%csl Gb7][%cal Rc6h1] [#]} (24... f5 {seems wilder.} 25. e4 Nf7 26. Bg2 Bc6 27. h4 Qb7) 25. f3 ({White should play} 25. Nf3 $15) 25... Ne6 26. Reb1 (26. Bxe6 $17 {was called for.} Qxe6 27. e4) 26... f5 $19 27. Bg2 Qd6 28. Qc1 Kg7 29. Rb3 h5 30. Rab1 (30. h4 $142) 30... R4a6 31. R1b2 (31. h4 {keeps fighting.}) 31... Bc6 32. Ra2 {[#]} h4 $1 {[%mdl 512]} 33. Nb1 (33. gxh4 Nf4) 33... hxg3 34. hxg3 Rh8 35. e4 $2 (35. a4 {was worth a try.}) 35... dxe3 36. Qxe3 f4 37. Qf2 Nf6 38. Nbd2 Nd4 39. Rb1 g5 40. g4 Ba4 41. Re1 $2 (41. Rc1) 41... Bc2 {Black is clearly winning.} 42. Ne4 Nxe4 43. dxe4 Bb3 44. Rb2 Bxc4 45. Nd2 Bd3 {Accuracy: White = 29%, Black = 68%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.7"]
[White "Van Wely, Loek"]
[Black "Le, Minh Hoang"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2612"]
[BlackElo "2299"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,71,43,32,91,50,89,70,96,82,102,79,136,141,158,162,139,140,289,289,252,270,379,384,410,227,231,195,452,427,453,457,450,452,428,387,495,494,497,489,491,493,485,482,777,792,1289,1241,1133,1109,1165,309,303,297,361,356,375,376,809,788,29990,29991]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. cxd5 cxd5 7. e3 b6 {D51: Queen's Gambit Declined: 4 Bg5 Nbd7 sidelines} ({Black should try} 7... Be7 $14) (7... Be7 8. Bd3 b6 9. O-O Bb7 10. Qe2 O-O 11. Rfc1 h6 12. Bf4 Nh5 13. Be5 a6 14. h3 Nxe5 15. dxe5 g6 16. Nd4 {0-1 (58) Kramnik,V (2760)-Mamedyarov,S (2757) Sochi 2014}) 8. Ne5 $146 ({Predecessor:} 8. Bd3 Bb4 9. Bxf6 Bxc3+ 10. bxc3 Nxf6 11. O-O O-O 12. a4 Qc7 13. Qc2 Bd7 14. Ne5 {0-1 (29) Mumia,A (1874)-Hawi,J (1627) Nairobi 2017}) 8... h6 9. Bh4 g5 {White is slightly better.} 10. Bg3 Bb7 11. h4 gxh4 (11... Rg8 $142) 12. Bxh4 $16 Be7 13. Bb5 $36 {[%mdl 2048] White is on the roll.} Kf8 14. Bc6 Bxc6 (14... Qc8 $16 {was necessary.}) 15. Nxc6 $18 Qc7 16. Nxe7 {Black must now prevent Bg3.} Kxe7 (16... Qd6 {might work better.} 17. Nexd5 (17. Bxf6 Nxf6 18. Nexd5 Nxd5 $18) 17... Nxd5) 17. Qf3 Qc4 18. e4 (18. Rd1 $142) 18... Qxd4 19. O-O Rac8 $2 (19... Kf8) 20. Rfe1 Rhg8 21. Rad1 Qc4 {[#]} 22. Nxd5+ $1 {[%mdl 512]} exd5 23. Bxf6+ Kf8 24. Bc3 d4 25. Rxd4 Qe6 {[#]} 26. e5 $1 {[%mdl 512]} Nc5 (26... Nxe5 27. Rxe5) 27. b4 Na4 (27... Nb7 $142 28. Rc1 Nd8) 28. Bd2 Rg6 29. Rd6 Qg4 30. Bxh6+ Kg8 31. Qxg4 $2 (31. Rxg6+ Qxg6 32. Rd1) 31... Rxg4 32. a3 Nb2 33. e6 {Hoping for e7.} fxe6 34. Rexe6 Nc4 $2 (34... Kf7 35. Re2 Rg6) 35. Rd7 Nxa3 36. f3 {Accuracy: White = 67%, Black = 28%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.8"]
[White "Kulkarni, Rakesh"]
[Black "Predke, Alexandr"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2298"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,71,19,2,24,37,12,19,30,18,20,0,26,4,45,0,46,37,34,52,33,43,76,13,45,0,73,70,77,76,158,150,166,173,165,163,169,158,150,143,228,232,314,296,299,305,530,531,525,506,29991,548,534,506,1147,1147,1117,1112,2681,2441]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 c5 8. O-O a6 {B17: Caro-Kann: Modern Line (4...Nd7)} 9. Re1 $146 ({Predecessor:} 9. c3 Be7 10. Qe2 {½-½ (10) McShane,L (2480)-Speelman,J (2623) Lippstadt 2000}) 9... Be7 10. c4 cxd4 {The position is equal.} 11. Nxd4 O-O 12. Bg5 Qa5 13. Ne4 Rd8 14. Qc2 h6 15. Bh4 Ne5 16. Nb3 Qc7 17. Nxf6+ gxf6 18. Rad1 (18. Bg3 $1 $16) 18... b6 19. Re3 {And now Rg3+ would win.} Rxd3 (19... Nxd3 $11 {keeps the balance.} 20. Rg3+ Kh8 21. Rdxd3 Bb7) 20. Rdxd3 $16 Nxd3 21. Qxd3 Bb7 (21... Ra7 $142) 22. Rg3+ Kh8 {[#]} 23. Qd4 $1 Qd8 {...Qxd4 is the strong threat.} 24. Qg4 {[%csl Gg3][%cal Rg4g7]} Qf8 25. Qf4 Kh7 26. Bxf6 $40 {[%mdl 128] White attacks with force.} Rd8 (26... Bd6 $16 27. Be5 Bxe5 28. Qxe5 Rc8) 27. h3 $18 Rd1+ 28. Kh2 Bd6 29. Be5 f5 $2 (29... Bxe5 {was worth a try.} 30. Qxe5 Rd6) 30. Nd4 Qf6 31. Nf3 (31. Bxf6 Bxf4 32. h4 Rd2 $19) ({Less strong is} 31. Bxd6 Qxd4 32. Qxd4 Rxd4 $18) 31... Qf8 {[#]} (31... Bxf3 $18 32. Bxd6 (32. Bxf6 Bxf4 33. gxf3 e5 $19) 32... Rd4) 32. Bxd6 (32. Ng5+ $142 $1 {[%mdl 512]} Kg8 (32... hxg5 33. Qxg5) 33. Nxe6+ Kf7 34. Qxf5+ Ke7 35. Nxf8 Bxe5 36. Qxe5+ Kxf8 37. Rg7 Re1 38. Qf6+ {[%mdl 64] Double Attack} Ke8 39. Qf7+ {[%mdl 64] Double Attack} Kd8 40. Qd7#) 32... Rxd6 {White is clearly winning.} 33. Ne5 Bc6 (33... a5 $142 34. Qh4 Bc6) 34. Ng6 Qd8 35. Qe5 Be4 36. Nf4 {Accuracy: White = 47%, Black = 24%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.9"]
[White "Wen, Yang"]
[Black "Priyanka Nutakki"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2599"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,110,30,21,20,31,50,0,4,0,33,14,66,53,73,83,83,71,63,62,66,60,72,29,29,7,14,13,21,22,23,0,0,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,-43,-49,-48,-46,-106,-45,-52,-41,-30,2,-74,0,0,7,-58,-25,-48,4,0,76,3,7,10,8,9,25,20,81,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-133,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 a5 7. Nc3 d4 {A14: English Opening: 1...e6 with b3 by White} 8. Nb5 Nc6 9. d3 e5 10. e3 $1 Bg4 11. exd4 (11. h3 $5 {[%cal Rh3g4]} Bxf3 12. Qxf3 $14) 11... exd4 (11... Nxd4 $11 12. Nbxd4 exd4) 12. h3 $14 Bh5 13. g4 Bg6 {[#]} 14. Nh4 $146 ({Predecessor:} 14. Bf4 Ne8 15. Ne5 Nxe5 16. Bxe5 {0-1 (27) Kortschnoj,V (2575)-Gelfand,B (2685) Tilburg 1992}) 14... Ne8 15. Nxg6 hxg6 16. Bf4 a4 17. bxa4 Na5 18. Qc1 c6 19. Na3 Nc7 20. Nc2 Ne6 21. Re1 Nc5 22. Qd2 Nxa4 23. Be5 c5 24. Na3 Nc6 25. Bf4 Qd7 26. Nb5 Bd8 {Threatens to win with ...Ba5.} 27. Qc2 Nb4 28. Qb3 $1 Nc3 29. Nxc3 dxc3 30. a3 Nc6 (30... Nxd3 $6 31. Red1 $16) 31. Rab1 (31. Bd5 $15) 31... Ra7 (31... Nd4 $1 $17 {[%cal Rd4b3]} 32. Qxb7 Qxb7 33. Rxb7 Rxa3) 32. Qb5 ({Much worse is} 32. Qxc3 Ba5 $17) 32... Be7 ({But not} 32... Qxd3 $6 33. Rbd1 $11) 33. Bd5 Rd8 34. Be3 (34. Rb3 $11 {remains equal.}) 34... Nd4 (34... Rxa3 $17 35. Qxb7 Nb4 36. Qxd7 Rxd7) 35. Qb6 $11 Rxa3 {...c2 is the strong threat.} 36. Qxb7 (36. Bxd4 $11 cxd4 37. Qxd4) 36... Ra7 37. Qxd7 Raxd7 (37... Rdxd7 $15 38. Kg2 Bd6) 38. Kf1 Ra7 {[#]} (38... Nc2 $11) 39. Rbc1 ({White should try} 39. Rec1 $1 $16) 39... Bf6 40. g5 Be5 41. f4 Bc7 42. Rxc3 Re8 {[#]} (42... Ra2 $11 {keeps the balance.}) 43. Be4 (43. Rcc1 $1 $16) 43... Ra2 44. Bxd4 cxd4 45. Rb3 Bxf4 46. Rb5 Be3 47. Re2 Ra1+ 48. Re1 Ra2 49. Reb1 Rf2+ 50. Ke1 Rxe4 51. dxe4 {Strongly threatening Rd5.} d3 $1 {( -> ...Rg2)} 52. Rd5 (52. R5b2 $1 $11 {was the only way to keep the balance.} d2+ 53. Kd1) 52... Re2+ ({Better is} 52... d2+ $17 53. Kd1 Rf1+ 54. Kc2 Rc1+ 55. Kb2 Bxg5) 53. Kd1 {The position is equal.} Rd2+ 54. Ke1 Re2+ 55. Kd1 Rd2+ {Accuracy: White = 53%, Black = 65%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.10"]
[White "Nguyen, Thi Mai Hung"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "E84"]
[WhiteElo "2295"]
[BlackElo "2584"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,90,42,4,13,25,44,43,26,46,40,31,31,14,14,20,20,0,6,16,14,0,0,-49,-56,-51,-50,-58,-50,-140,-157,-153,-151,-136,-166,-360,-341,-494,-479,-935,-929,-1176,-1183,-1075,-800,-667,-659,-2070,-1879,-1860,-1710,-1568,-1501,-29982,-29983,-29988,-29989,-29988,-29985,-29985,-29967,-29990,-29991,-29991,-29992,-29992,-29993,-29993,-29993]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Qd2 a6 8. Nge2 Rb8 9. Ng3 e5 10. d5 Nd4 11. Nge2 c5 12. dxc6 Nxc6 13. Rd1 Be6 {E84: King's Indian: Sämisch Panno: 7 Nge2 a6 8 Qd2 Rb8} 14. Nc1 Nd4 15. Nb3 b5 {White is slightly better.} (15... Nxb3 16. axb3 b5 17. Qxd6 Qxd6 18. Rxd6 bxc4 19. Bxc4 Bxc4 20. bxc4 Rxb2 21. O-O {½-½ (41) Van der Sterren,P (2605)-Zapata,A (2565) Wijk aan Zee 1995}) 16. Bxd4 bxc4 $146 ({Predecessor:} 16... exd4 17. Nxd4 b4 18. Nd5 Bxd5 19. exd5 Nh5 20. g3 Qb6 21. Kf2 {1-0 (61) Kraev,A (2353)-Vlasov,A (2325) Samara 2004}) 17. Ba7 Ra8 18. Nc5 dxc5 19. Bxc5 Qc7 20. Bd6 Qb6 21. Qf2 Qb7 22. Na4 Nd7 23. Be2 Qb5 24. Nc3 $1 {[%cal Rc3b5]} Qxb2 25. Qe3 Rfc8 26. Rb1 {[#]} ({White should play} 26. Kf2 $15 Rc6 27. Be7) 26... Bh6 $1 $17 {[%mdl 576] Threatens to win with ...Qxb1+! Deflection} 27. Qxh6 Qxc3+ 28. Qd2 Qd4 29. Bb4 $2 (29. Rd1) 29... c3 $19 30. Qc2 (30. Qxd4 {was the only chance.} exd4 31. Be7) 30... Rab8 31. a3 {[#]} (31. Ba3 $142 Rxb1+ 32. Qxb1) 31... a5 $1 {[%mdl 512]} 32. Bxa5 Rxb1+ 33. Qxb1 Bc4 {aiming for ...Bxe2.} 34. Qc2 Qe3 {Hoping for ...Nc5.} 35. Kf1 Bxe2+ {[%mdl 64] Overworked Piece} 36. Qxe2 Qc1+ {[%mdl 64] Double Attack} 37. Qe1 Qxa3 38. Bxc3 Rxc3 {Black mates.} 39. Kf2 Rc2+ 40. Kg3 Qb2 41. Rg1 Nf6 42. Qa5 Nh5+ 43. Kh4 Rxg2 44. Rxg2 Qxg2 {[%mdl 64] Double Attack} 45. Qxe5 Qxf3 {Accuracy: White = 28%, Black = 85%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.11"]
[White "Popov, Ivan"]
[Black "Xu, Minghui"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2581"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,51,19,20,20,12,12,4,16,14,20,14,33,31,24,-5,-10,-22,25,-27,-17,-28,-25,-23,-10,-17,-31,-29,-12,-27,-18,-22,-22,-12,-10,-29]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. a4 b4 8. a5 d6 9. Nbd2 O-O 10. O-O Be6 {C84: Closed Ruy Lopez: Unusual White 6th moves} 11. Nc4 h6 12. Be3 Rb8 13. h3 Qc8 14. Nfd2 {[#]} Nd7 $146 ({Predecessor:} 14... Rd8 15. Ba4 Qb7 16. c3 bxc3 17. bxc3 Na7 18. Re1 {½-½ (56) Romanov,E (2573)-Eljanov,P (2717) Germany 2015}) 15. c3 Bf6 16. Qc2 Qb7 17. Rfc1 Ne7 18. Ba4 ({White should play} 18. d4) 18... Rfd8 $11 19. d4 exd4 20. cxd4 d5 21. exd5 Bxd5 22. f3 Nf8 {next ...Ne6 is good for Black.} 23. Nb3 $1 Ne6 24. Ne5 {The position is equal.} Bxe5 25. dxe5 Ng6 26. Nc5 {Accuracy: White = 43%, Black = 57%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.12"]
[White "Sharma, Dinesh K."]
[Black "Tran, Tuan Minh"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2286"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,72,24,22,7,10,7,47,-14,6,-60,38,15,60,-26,-47,-43,0,-49,-20,-93,-68,-149,-139,-243,-230,-278,-266,-266,-272,-263,-225,-235,-226,-225,-226,-214,-216,-199,-116,-116,-69,-72,-52,-77,-76,-81,0,0,43,0,60,0,0,0,42,59,117,0,0,0,110]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (8. f3 h5 9. Nd5 Nxd5 10. exd5 Bf5 11. Bd3 Bxd3 12. Qxd3 Nd7 13. O-O Be7 14. Qd2 O-O 15. Na5 Qc8 16. c4 Bd8 {0-1 (38) Maghsoodloo,P (2679)-Korobov,A (2699) Wijk aan Zee 2019}) 8... Nbd7 9. Qf3 b5 10. O-O-O ({White should play} 10. a4 $14) 10... Rc8 11. g4 (11. Nd5 $11) 11... g6 $146 (11... Rxc3 $1 $15 12. bxc3 h6) ({Predecessor:} 11... Nb6 12. Kb1 Qc7 13. Bd3 Nc4 14. Bc1 Na3+ 15. bxa3 Qxc3 {0-1 (24) Chlpik,M (1883)-Murin,P (2037) Zilina 2011}) 12. Kb1 Be7 13. Qg2 (13. Nd5 $14) 13... Rxc3 $11 14. bxc3 Qc7 15. f3 O-O {[%mdl 1024] Black has compensation.} 16. Qf2 (16. h4 $11) 16... Rb8 $1 $17 17. Bd3 ({White should try} 17. g5 $15 Nh5 18. h4) 17... a5 $1 18. Qe2 (18. g5 $17 {keeps fighting.} Nh5 19. Qe1) 18... a4 $19 19. Bxb5 axb3 20. cxb3 Qxc3 21. Rc1 {[%cal Bd1c1,Bc1c2,Bc2d2][%mdl 32]} Qa5 22. Bc4 d5 $1 {[%cal Rd5c4]} 23. exd5 Nxd5 24. Rhd1 Ra8 25. Rc2 Bb4 (25... Nxe3 $19 26. Qxe3 Bxc4 27. Rxd7 Bg5 $1 {[%mdl 512]} 28. Qxg5 Bxb3 {[%mdl 64] Double Attack}) 26. Bd2 $17 {aiming for Bxd5.} N7b6 27. Bxd5 Bxd5 28. Bxb4 Qxb4 29. Qxe5 {[#]} Qb5 ({Weaker is} 29... Bxf3 30. Rd4 $16) (29... Bxb3 $1 $17 {[%mdl 512]} 30. axb3 Nc4 {[%mdl 64] Pin}) 30. Rcd2 {[%cal Rd2d5]} Re8 (30... Rxa2 $5 31. Rxa2 (31. Qb8+ Kg7 $11) 31... Qxb3+ {[%mdl 64] Double Attack} 32. Kc1 Qxa2 33. Qb8+ Kg7 34. Qxb6 Qc4+ 35. Kd2 Bxf3 $11) 31. Qf6 Re6 ({Better is} 31... Be6 $11) 32. Qd8+ (32. Qc3 $14) 32... Re8 $11 33. Qf6 Nd7 34. Qc3 Nb6 {[#]} (34... Be6 $1 $14) 35. Qf6 (35. Rd4 $1 $16) 35... Nd7 36. Qc3 (36. Qb2 $11 Nb6 37. Rd3) 36... Nb6 {Accuracy: White = 28%, Black = 39%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.13"]
[White "Bogdanovich, Stanislav"]
[Black "Andyka, Pitra"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2536"]
[BlackElo "2283"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. g3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. Bg2 {[%emt 0:00:00]} c6 3. f4 {[%emt 0:03:39]} g6 {[%emt 0:01:18]} 4. Nf3 {[%emt 0:04:59]} Bg7 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:03:29]} Nf6 {[%emt 0:02:24]} 6. d3 {[%emt 0:00:41]} O-O {[%emt 0:01:48]} 7. O-O {[%emt 0:01:09]} d4 {[%emt 0:08:30]} 8. Ne4 {[%emt 0:00:34]} Nxe4 {[%emt 0:03:34]} 9. dxe4 {[%emt 0:00:05]} c5 {[%emt 0:00:22]} 10. e5 {[%emt 0:03:58]} Nc6 {[%emt 0:00:11]} 11. e3 {[%emt 0:12:28]} Be6 {[%emt 0:05:54]} 12. Qe2 {[%emt 0:00:30]} h6 {[%emt 0:12:03]} 13. Rd1 {[%emt 0:03:06]} Qb6 {[%emt 0:01:46]} 14. b3 {[%emt 0:02:28]} Rfd8 {[%emt 0:01:07]} 15. Qf2 {[%emt 0:10:23]} Rd7 {[%emt 0:11:28]} 16. exd4 {[%emt 0:02:52]} cxd4 {[%emt 0:00:16]} 17. Bb2 {[%emt 0:00:44]} Rad8 {[%emt 0:00:11]} 18. Rd2 {[%emt 0:01:39]} f6 {[%emt 0:10:50]} 19. exf6 {[%emt 0:04:44]} Bxf6 {[%emt 0:04:47]} 20. Re1 {[%emt 0:03:47]} Bf7 {[%emt 0:09:36]} 21. Bh3 {[%emt 0:03:00]} Rd5 {[%emt 0:01:51]} 22. Bf1 {[%emt 0:07:50]} e5 {[%emt 0:04:55]} 23. Bc4 {[%emt 0:03:48]} exf4 {[%emt 0:01:21]} 24. Bxd5 {[%emt 0:00:37]} Bxd5 {[%emt 0:01:58]} 25. Nxd4 {[%emt 0:03:54]} Ne5 {[%emt 0:03:06]} 26. c4 {[%emt 0:08:12]} Bf7 {[%emt 0:12:04]} 27. Qxf4 {[%emt 0:01:48]} Bg5 {[%emt 0:00:49]} 28. Qxe5 {[%emt 0:00:12]} Bxd2 {[%emt 0:00:48]} 29. c5 {[%emt 0:00:19]} Re8 {[%emt 0:00:53]} 30. Ne6 {[%emt 0:02:52]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.14"]
[White "Kathmale, Sameer"]
[Black "Chanda, Sandipan"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2282"]
[BlackElo "2534"]
[Annotator "RC"]
[PlyCount "120"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:16]} cxd4 {[%emt 0:00:01]} 4. Qxd4 {[%emt 0:00:20]} Nf6 {[%emt 0:00:25]} 5. Bb5+ {[%emt 0:00:36]} Bd7 {[%emt 0:02:48]} 6. Bxd7+ {[%emt 0:00:14]} Nfxd7 {[%emt 0:04:12]} 7. c4 {[%emt 0:01:22]} Nc6 {[%emt 0:00:42]} 8. Qe3 {[%emt 0:08:32]} g6 {[%emt 0:04:20]} 9. Nc3 {[%emt 0:01:55]} Bg7 {[%emt 0:00:33]} 10. O-O {[%emt 0:00:46]} O-O {[%emt 0:00:32]} 11. Rb1 {[%emt 0:08:15]} Qb6 {[%emt 0:03:16]} 12. Nd5 {[%emt 0:03:17]} Qa6 {[%emt 0:11:15]} 13. b3 {[%emt 0:24:44]} Qxa2 {[%emt 0:04:04]} 14. Bd2 {[%emt 0:00:18]} Qa3 {[%emt 0:05:21]} 15. Qg5 {[%emt 0:10:39]} e6 {[%emt 0:13:19]} 16. Nc7 {[%emt 0:03:30]} Rad8 {[%emt 0:01:16]} 17. Nb5 {[%emt 0:02:10]} Qc5 {[%emt 0:01:18]} 18. Be3 {[%emt 0:13:15]} Qxg5 {[%emt 0:00:16]} 19. Bxg5 {[%emt 0:00:11]} Nf6 {[%emt 0:01:37]} 20. Rfe1 {[%emt 0:10:19]} a6 {[%emt 0:03:42]} 21. Nxd6 {[%emt 0:00:18]} Rxd6 {[%emt 0:00:10]} 22. e5 {[%emt 0:01:18]} Nxe5 {[%emt 0:00:08]} 23. Nxe5 {[%emt 0:00:06]} h6 {[%emt 0:03:17]} 24. Bc1 {[%emt 0:01:34]} Re8 {[%emt 0:05:28]} 25. Ba3 {[%emt 0:01:02]} Rdd8 {[%emt 0:00:07]} 26. g3 {[%emt 0:01:25]} Nd7 {[%emt 0:05:48]} 27. Bd6 {[%emt 0:00:56]} Nxe5 {[%emt 0:01:42]} 28. Bxe5 {[%emt 0:00:05]} Rd2 {[%emt 0:00:57]} 29. Bxg7 {[%emt 0:02:28]} Kxg7 {[%emt 0:03:13]} 30. c5 {[%emt 0:00:34]} Red8 {[%emt 0:00:57]} 31. b4 {[%emt 0:00:44]} Rc2 {[%emt 0:04:33]} 32. Red1 {[%emt 0:02:59]} Rxd1+ {[%emt 0:00:18]} 33. Rxd1 {[%emt 0:00:02]} Rc4 {[%emt 0:00:21]} 34. Rb1 {[%emt 0:00:08]} Kf6 {[%emt 0:00:10]} 35. f4 {[%emt 0:01:04]} Kf5 {[%emt 0:00:49]} 36. Kg2 {[%emt 0:00:39]} Ke4 {[%emt 0:01:32]} 37. b5 {[%emt 0:01:23]} Rxc5 {[%emt 0:01:19]} 38. bxa6 {[%emt 0:00:10]} bxa6 {[%emt 0:00:04]} 39. Rb7 {[%emt 0:00:06]} Rf5 {[%emt 0:00:30]} 40. Rd7 {[%emt 0:00:39]} a5 {[%emt 0:01:06]} 41. h3 {[%emt 0:00:28]} h5 {[%emt 0:00:34]} 42. h4 {[%emt 0:00:50]} e5 {[%emt 0:03:46]} 43. Re7 {[%emt 0:00:42]} f6 {[%emt 0:02:04]} 44. Re6 {[%emt 0:00:21]} Kd5 {[%emt 0:03:41]} 45. Ra6 {[%emt 0:00:11]} exf4 {[%emt 0:00:20]} 46. Rxa5+ {[%emt 0:00:07]} Kc4 {[%emt 0:01:05]} 47. Ra4+ {[%emt 0:01:11]} Kb5 {[%emt 0:00:34]} 48. Re4 {[%emt 0:01:14]} fxg3 {[%emt 0:02:07]} 49. Kxg3 {[%emt 0:00:17]} Re5 {[%emt 0:03:54]} 50. Rd4 {[%emt 0:00:16]} Kc6 {[%emt 0:00:25]} 51. Rd8 {[%emt 0:00:14]} Re3+ {[%emt 0:01:51]} 52. Kf2 {[%emt 0:00:33]} Re4 {[%emt 0:00:43]} 53. Rf8 {[%emt 0:00:29]} Rf4+ {[%emt 0:00:08]} 54. Ke3 {[%emt 0:00:38]} Rf5 {[%emt 0:00:28]} 55. Ke4 {[%emt 0:00:56]} Rf1 {[%emt 0:00:11]} 56. Rg8 {[%emt 0:00:29]} Rg1 {[%emt 0:00:22]} 57. Rf8 {[%emt 0:00:33]} Rg4+ {[%emt 0:00:41]} 58. Kf3 {[%emt 0:00:12]} f5 {[%emt 0:00:08]} 59. Ra8 {[%emt 0:00:45]} Kd7 {[%emt 0:00:21]} 60. Ra7+ {[%emt 0:00:12]} Ke6 {[%emt 0:00:10]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.15"]
[White "Gukesh D"]
[Black "Bao, Khoa"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2529"]
[BlackElo "2277"]
[Annotator "ChessBase"]
[PlyCount "95"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} g6 {[%emt 0:00:12]} 3. Bg2 {[%emt 0:01:00]} Bg7 {[%emt 0:00:12]} 4. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:05]} 5. d4 {[%emt 0:00:05]} d6 {[%emt 0:01:06]} 6. c4 {[%emt 0:00:26]} c6 {[%emt 0:01:12]} 7. Nc3 {[%emt 0:00:30]} Nbd7 {[%emt 0:02:29]} 8. e4 {[%emt 0:10:58]} e5 {[%emt 0:04:06]} 9. b3 {[%emt 0:06:11]} Re8 {[%emt 0:06:45]} 10. Bb2 {[%emt 0:02:30]} exd4 {[%emt 0:03:20]} 11. Nxd4 {[%emt 0:00:08]} Nc5 {[%emt 0:00:19]} 12. Qc2 {[%emt 0:03:10]} Qb6 {[%emt 0:07:42]} 13. Rad1 {[%emt 0:03:47]} Bg4 {[%emt 0:02:21]} 14. f3 {[%emt 0:01:48]} Bd7 {[%emt 0:00:29]} 15. Kh1 {[%emt 0:00:59]} Rad8 {[%emt 0:00:18]} 16. Rfe1 {[%emt 0:10:46]} a5 {[%emt 0:05:48]} 17. Bc1 {[%emt 0:02:39]} Bc8 {[%emt 0:01:44]} 18. Be3 {[%emt 0:01:48]} Qc7 {[%emt 0:06:55]} 19. Bf2 {[%emt 0:10:50]} Bd7 {[%emt 0:06:02]} 20. Nde2 {[%emt 0:01:07]} b6 {[%emt 0:06:21]} 21. Rd2 {[%emt 0:07:24]} Bh6 {[%emt 0:13:58]} 22. Rdd1 {[%emt 0:01:36]} Qb8 {[%emt 0:06:30]} 23. a3 {[%emt 0:02:47]} b5 {[%emt 0:02:14]} 24. cxb5 {[%emt 0:01:03]} cxb5 {[%emt 0:00:17]} 25. Nf4 {[%emt 0:03:43]} Rc8 {[%emt 0:04:11]} 26. Qb2 {[%emt 0:02:48]} Bg7 {[%emt 0:03:14]} 27. Bd4 {[%emt 0:00:14]} Ne6 {[%emt 0:00:53]} 28. Nxe6 {[%emt 0:00:32]} Bxe6 {[%emt 0:03:00]} 29. Ne2 {[%emt 0:00:22]} Nh5 {[%emt 0:00:25]} 30. Bxg7 {[%emt 0:03:51]} Nxg7 {[%emt 0:00:07]} 31. b4 {[%emt 0:01:23]} axb4 {[%emt 0:04:47]} 32. axb4 {[%emt 0:00:17]} Rc4 {[%emt 0:04:39]} 33. Nd4 {[%emt 0:00:33]} d5 {[%emt 0:01:55]} 34. Bf1 {[%emt 0:02:26]} dxe4 {[%emt 0:01:17]} 35. Nxe6 {[%emt 0:00:51]} Nxe6 {[%emt 0:00:12]} 36. Bxc4 {[%emt 0:00:05]} bxc4 {[%emt 0:00:05]} 37. Rxe4 {[%emt 0:00:10]} Qb5 {[%emt 0:00:22]} 38. Qc3 {[%emt 0:01:05]} Rc8 {[%emt 0:00:14]} 39. Re5 {[%emt 0:01:42]} Qb7 {[%emt 0:00:47]} 40. Red5 {[%emt 0:01:22]} h5 {[%emt 0:00:34]} 41. b5 {[%emt 0:02:18]} Qb6 {[%emt 0:00:20]} 42. Kg2 {[%emt 0:03:13]} h4 {[%emt 0:02:05]} 43. Re1 {[%emt 0:01:31]} Qb7 {[%emt 0:01:09]} 44. Rde5 {[%emt 0:00:28]} Qb6 {[%emt 0:00:36]} 45. R1e4 {[%emt 0:01:57]} h3+ {[%emt 0:00:28]} 46. Kxh3 {[%emt 0:00:26]} Rc5 {[%emt 0:00:29]} 47. Rh4 {[%emt 0:02:20]} Kf8 {[%emt 0:00:39]} 48. Qb4 {[%emt 0:00:50]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.16"]
[White "Quizon, Daniel"]
[Black "Megaranto, Susanto"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2268"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "190"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,190,38,217,195,199,205,193,195,189,195,210,191,200,194,200,202,244,252,285,283,302,284,302,264,303,308,304,300,347,305,339,302,295,296,303,299,289,298,321,281,325,254,283,258,251,251,267,256,233,245,263,0,220,212,212,200,217,222,222,222,218,215,215,204,197,183,222,222,222,222,222,222,222,222,222,222,222,215,222,218,217,189,190,190,190,190,190,183,183,183,305,297,281,281,370,352,436,435,428,420,373,338,406,389,29964,29966,29966,29952,29951,29951,29950,29953,29952,12847,6506,1763,29969,29970,29971,29971,29971,0,29965,0,29965,29961,29962,29955,29952,29948,12789,676,29955,581,343,336,6825,12844,7372,3964,6811,0,511,0,29963,0,29963,29965,29969,29970,29970,29971,29970,29967,29967,29968,29973,29974,29974,29975,29979,29979,29979,29973,29978,29974,29975,29975,29974,29971,4638,16,16,16,16,0,16,0,16]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e5 dxe5 6. dxe5 Qxd1+ 7. Rxd1 Ng4 $2 ({Better is} 7... Nfd7 $14) 8. Nd5 {B07: Pirc Defence: Miscellaneous Systems} (8. h3 Nxe5 9. Nd5 O-O 10. Nxc7 Nbc6 11. Nxa8 Bf5 12. Nc7 Bxc2 13. Rd2 Bf5 14. f4 Nd7 15. Bb5 Nd4 16. Bxd7 Bxd7 {1-0 (27) Nicolini,P (1951)-Carvalho,I (1396) Florianopolis 2019}) 8... Bxe5 9. Nf3 ({Stronger than} 9. Nxe7 f6 $15) 9... Bd6 {[#]} 10. Bxe7 $1 {[%mdl 576] Deflection. White is clearly better.} Bxe7 11. Nxc7+ {[%mdl 64] Double Attack} Kf8 12. Nxa8 Kg7 13. h3 $146 ({Predecessor:} 13. Nc7 Nc6 14. Be2 Bd8 15. Nd5 Re8 {1-0 (36) Hiti,E (1479)-Kavcic,B (1607) Portoroz 2018}) 13... Nf6 14. Nc7 {[%cal Ba8c7,Bc7b5,Bb5d4][%mdl 32]} Bd8 15. Nb5 Bf5 16. Nbd4 Re8+ 17. Be2 Be4 18. c3 Bb6 19. O-O Nc6 20. Bb5 a6 21. Ba4 Rc8 22. Rfe1 Nxd4 23. Nxd4 ({Don't take} 23. cxd4 Bd5 $18) 23... Bc5 24. Bb3 b5 25. a3 h5 26. Ne2 a5 27. Ng3 Bb7 28. Bc2 b4 29. axb4 axb4 30. Be4 Ba6 31. Bd3 Bb7 32. Be4 Ba6 $1 33. Bf3 bxc3 34. bxc3 Ba3 35. Ra1 Rxc3 36. Re3 Rc1+ 37. Rxc1 Bxc1 38. Rc3 Bf4 39. Ne4 Be5 40. Rc5 Bd4 41. Rc7 Nxe4 42. Bxe4 $18 {[%mdl 4096] Endgame KRB-KB} Be5 43. Rc5 Bd4 44. Ra5 Bc8 45. Bd5 f6 46. Ra8 Bf5 47. Kf1 Bd3+ 48. Ke1 $1 g5 49. Rg8+ Kh6 50. f3 Bh7 51. Rd8 g4 (51... Be5 $142 52. Be4 h4 53. Bxh7 Kxh7) 52. hxg4 hxg4 53. f4 Bg6 54. Ke2 Bg1 55. g3 Bf5 56. Rh8+ Kg7 57. Re8 Bc5 58. Be6 Bxe6 $2 (58... Be4 $18 59. Bxg4 Bg6) 59. Rxe6 {KR-KB} Kg6 60. Ke1 Kf5 61. Re2 Bb4+ 62. Kd1 Bc5 63. Kd2 (63. Ra2 $142 Bd4 64. Ra5+ Kg6 65. Ke2 f5 66. Ra4 Bf6 67. Ra6 Kh5 68. Kd3) 63... Bb6 64. Kd3 (64. Kc1 $142 Bc5 65. Kc2) 64... Ba7 65. Ra2 Bg1 66. Ra5+ Kg6 67. Ra2 Kf5 $1 68. Re2 Ba7 $1 69. Kc4 Bb6 70. Kd5 Ba5 71. Kd6 Bb4+ 72. Kd7 (72. Kc6 $142 Bc3 73. Kc5) 72... Bc5 73. Kd8 (73. Rc2 $142 Bb4 74. Rc1 Bd2 75. Rf1 Be3 76. Ke7 Bc5+ 77. Kf7 Bb4 78. Rb1) 73... Bb4 74. Ke8 Kg6 $2 {[#]} (74... Ba5 75. Kd7 Bb4) 75. Kd7 $1 {[%cal Rd7e6]} Kf5 76. Kc6 Bc3 77. Kd5 (77. Kb6 $142 Kg6 78. Kc5) 77... Ba5 $1 78. Kc4 (78. Kc5 $18 Bc3 79. Kc4) 78... Bb6 $1 79. Kd3 $2 (79. Rb2 {mates} Ba7 80. Kd3 Bg1 81. Rb5+ Kg6 82. Ke4 Bf2 83. Rb8 Bxg3 84. Rg8+ Kf7 85. Rxg4) 79... Bg1 $2 {[%mdl 8192]} (79... Ba7 $11 80. Rb2 Ke6) 80. Rb2 Ba7 81. Rb5+ Kg6 82. Ke4 Bf2 83. Rb3 Be1 84. Rb8 f5+ 85. Ke5 Bxg3 86. Rb6+ Kh5 87. Kxf5 Bf2 88. Rb7 {[%cal Rb7h7]} Kh4 89. Rh7+ Kg3 90. Rg7 Kf3 91. Rxg4 Be3 92. Kg5 $2 (92. Rh4 $18 {White wants to mate with Rh3+.} Kg3 {[#]} 93. Ke4 $3 {[%mdl 512]}) 92... Ke4 $11 {The position is equal.} 93. Rh4 {Kg6 is the strong threat.} Bd2 94. Rg4 {Black must now prevent Kf6.} Be3 95. Rh4 {And now Kf6 would win.} Bd2 {Accuracy: White = 63%, Black = 40%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.17"]
[White "Le, Huu Thai"]
[Black "Xu, Yi"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2265"]
[BlackElo "2520"]
[Annotator "ChessBase"]
[PlyCount "82"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:17]} 3. c4 {[%emt 0:00:36]} e6 {[%emt 0:00:05]} 4. Nc3 {[%emt 0:00:16]} a6 {[%emt 0:00:09]} 5. cxd5 {[%emt 0:01:08]} exd5 {[%emt 0:00:06]} 6. Qc2 {[%emt 0:00:02]} Bd6 {[%emt 0:01:51]} 7. Bg5 {[%emt 0:00:23]} Be6 {[%emt 0:00:13]} 8. e3 {[%emt 0:00:37]} h6 {[%emt 0:00:25]} 9. Bh4 {[%emt 0:00:09]} Nbd7 {[%emt 0:00:13]} 10. Bd3 {[%emt 0:01:17]} c6 {[%emt 0:00:11]} 11. O-O {[%emt 0:01:06]} Qc7 {[%emt 0:00:32]} 12. Bg3 {[%emt 0:02:32]} Bxg3 {[%emt 0:00:14]} 13. hxg3 {[%emt 0:00:03]} O-O {[%emt 0:01:01]} 14. Rfc1 {[%emt 0:01:38]} Rfe8 {[%emt 0:05:20]} 15. Na4 {[%emt 0:04:03]} Ne4 {[%emt 0:01:19]} 16. Nc3 {[%emt 0:10:27]} Nd6 {[%emt 0:03:49]} 17. Na4 {[%emt 0:02:58]} Ne4 {[%emt 0:06:13]} 18. Nc3 {[%emt 0:02:41]} Nd6 {[%emt 0:06:41]} 19. Na4 {[%emt 0:05:28]} Nf6 {[%emt 0:01:54]} 20. Nc5 {[%emt 0:00:29]} g6 {[%emt 0:01:00]} 21. b4 {[%emt 0:03:17]} Bf5 {[%emt 0:00:46]} 22. Ne5 {[%emt 0:04:14]} Bxd3 {[%emt 0:03:01]} 23. Qxd3 {[%emt 0:00:48]} h5 {[%emt 0:00:28]} 24. a4 {[%emt 0:01:39]} Kg7 {[%emt 0:00:50]} 25. Rab1 {[%emt 0:01:53]} Qe7 {[%emt 0:00:14]} 26. Kf1 {[%emt 0:09:39]} Nfe4 {[%emt 0:03:49]} 27. Nxe4 {[%emt 0:03:11]} Nxe4 {[%emt 0:00:36]} 28. Nf3 {[%emt 0:04:38]} Nd6 {[%emt 0:02:26]} 29. Kg1 {[%emt 0:02:01]} f6 {[%emt 0:02:56]} 30. Nd2 {[%emt 0:09:23]} Rh8 {[%emt 0:01:14]} 31. Re1 {[%emt 0:07:53]} Rae8 {[%emt 0:00:24]} 32. Nf3 {[%emt 0:01:46]} Qd7 {[%emt 0:00:50]} 33. Rb2 {[%emt 0:01:17]} g5 {[%emt 0:02:01]} 34. Rbe2 {[%emt 0:01:15]} h4 {[%emt 0:06:56]} 35. gxh4 {[%emt 0:00:21]} g4 {[%emt 0:02:43]} 36. Nd2 {[%emt 0:00:30]} Rxh4 {[%emt 0:00:12]} 37. e4 {[%emt 0:02:19]} Reh8 {[%emt 0:00:46]} 38. f4 {[%emt 0:01:54]} dxe4 {[%emt 0:00:07]} 39. Nxe4 {[%emt 0:00:27]} Qf5 {[%emt 0:00:43]} 40. Qe3 {[%emt 0:03:33]} Nxe4 {[%emt 0:01:02]} 41. Qxe4 {[%emt 0:03:02]} g3 {[%emt 0:00:49]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.18"]
[White "Nasanjargal, Urtnasan"]
[Black "Luong, Phuong Hanh"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2503"]
[BlackElo "2259"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:06]} d5 {[%emt 0:00:54]} 3. cxd5 {[%emt 0:00:09]} Nxd5 {[%emt 0:00:09]} 4. g3 {[%emt 0:00:46]} g6 {[%emt 0:00:13]} 5. Bg2 {[%emt 0:00:11]} Nb6 {[%emt 0:00:31]} 6. d3 {[%emt 0:00:15]} Bg7 {[%emt 0:00:49]} 7. Be3 {[%emt 0:00:19]} O-O {[%emt 0:00:58]} 8. h4 {[%emt 0:00:36]} Nc6 {[%emt 0:03:23]} 9. Bxc6 {[%emt 0:03:28]} bxc6 {[%emt 0:00:19]} 10. Qd2 {[%emt 0:00:19]} h5 {[%emt 0:03:48]} 11. Rc1 {[%emt 0:01:43]} Nd5 {[%emt 0:04:04]} 12. Bh6 {[%emt 0:01:13]} Bg4 {[%emt 0:04:05]} 13. Ne4 {[%emt 0:07:02]} Nf6 {[%emt 0:04:15]} 14. Bxg7 {[%emt 0:04:38]} Kxg7 {[%emt 0:00:04]} 15. f3 {[%emt 0:01:12]} Nxe4 {[%emt 0:01:58]} 16. dxe4 {[%emt 0:01:12]} Qxd2+ {[%emt 0:00:22]} 17. Kxd2 {[%emt 0:00:15]} Rfd8+ {[%emt 0:00:59]} 18. Ke3 {[%emt 0:00:32]} Be6 {[%emt 0:00:39]} 19. Nh3 {[%emt 0:04:25]} Bxa2 {[%emt 0:05:17]} 20. Rxc6 {[%emt 0:01:55]} Rab8 {[%emt 0:02:54]} 21. Rxc7 {[%emt 0:02:18]} Rb3+ {[%emt 0:01:12]} 22. Kf2 {[%emt 0:09:50]} Rxb2 {[%emt 0:08:58]} 23. Rxe7 {[%emt 0:00:58]} Bc4 {[%emt 0:03:30]} 24. Nf4 {[%emt 0:00:20]} Rdd2 {[%emt 0:00:25]} 25. Re1 {[%emt 0:00:08]} a5 {[%emt 0:03:30]} 26. Ra7 {[%emt 0:01:21]} Ra2 {[%emt 0:02:37]} 27. e5 {[%emt 0:04:20]} Kh6 {[%emt 0:02:49]} 28. Rc7 {[%emt 0:01:50]} Rdc2 {[%emt 0:05:40]} 29. Rb1 {[%emt 0:07:32]} a4 {[%emt 0:15:51]} 30. g4 {[%emt 0:06:43]} hxg4 {[%emt 0:05:11]} 31. fxg4 {[%emt 0:00:12]} g5 {[%emt 0:12:12]} 32. Rb6+ {[%emt 0:02:40]} Kg7 {[%emt 0:00:50]} 33. hxg5 {[%emt 0:02:33]} Rxe2+ {[%emt 0:00:31]} 34. Nxe2 {[%emt 0:00:36]} Rxe2+ {[%emt 0:00:20]} 35. Kg3 {[%emt 0:01:38]} Bd5 {[%emt 0:01:52]} 36. g6 {[%emt 0:01:13]} Re3+ {[%emt 0:01:35]} 37. Kh4 {[%emt 0:00:32]} Rb3 {[%emt 0:00:47]} 38. Rd6 {[%emt 0:01:43]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.19"]
[White "Sahil, Tickoo"]
[Black "Karthik Venkataraman"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2259"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,94,-30,0,0,0,0,0,0,0,0,0,0,0,-1,43,-20,-11,-43,-55,-110,-105,-107,-119,-122,-121,-106,-119,-112,-87,-139,-138,-188,-189,-179,-201,-199,-131,-142,-128,-201,-220,-218,-229,-213,-189,-233,-207,-241,-216,-222,-211,-214,-208,-351,-351,-352,-308,-984,-966,-847,-740,-876,-815,-761,-664,-1324,-1242,-5365,-5072,-2439,-1722,-5448,-5081,-29982,-29983,-29983,-29984,-29984,-29985]} 1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nd2 Bd6 5. Bg3 O-O 6. Bd3 c5 7. c3 Qc7 8. Ngf3 Nbd7 9. O-O {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (9. Qc2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bxg3 13. hxg3 h6 14. c4 Be6 15. O-O Rfd8 16. Rac1 Rac8 17. cxd5 Nxd5 {½-½ (36) Vachier Lagrave,M (2779)-Dominguez Perez,L (2739) chess.com INT 2018}) 9... e5 {LiveBook: 9 Games} 10. e4 exd4 11. cxd4 {And now e5 would win.The position is equal.} Bxg3 12. hxg3 c4 13. Bc2 dxe4 14. Bxe4 $146 ({Predecessor:} 14. Nxe4 Nxe4 15. Bxe4 Nf6 16. Bc2 b5 {0-1 (36) Rozic,V (2278)-Repkova,E (2423) Sibenik 2011}) 14... Nb6 15. Rc1 Be6 16. d5 (16. Ng5 $14) 16... Nbxd5 $11 17. Rxc4 Qb6 18. Bxd5 (18. Qb3 $15) 18... Bxd5 $17 19. Rc2 Bxa2 20. Qa1 Bd5 21. Nc4 Bxc4 22. Rxc4 Rfe8 23. Re1 ({White should try} 23. g4) 23... Rxe1+ 24. Qxe1 Qxb2 25. Rb4 Qa3 26. Rxb7 Re8 ({Better is} 26... a5 $19 27. Qf1 Qc3) 27. Qb1 h6 28. Rb8 {[#]} (28. Qc2 $17 {was worth a try.}) 28... Rxb8 $1 $19 29. Qxb8+ {[#]} Kh7 $1 {( -> ...Qc1+)} 30. Qb1+ g6 31. Ne5 Kg7 32. Kh2 Qc3 33. f4 {Hoping for Qb7.} Nh5 34. Nf3 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32] Threatens to win with ...a4.} 35. Qb5 (35. Qa2 $142) 35... Nf6 36. Ne5 {aiming for Qb7.} Ne4 37. Qd3 $2 (37. Nf3) 37... Qxd3 38. Nxd3 {[%mdl 4096] Endgame KN-KN} a4 39. g4 Kf6 40. Nb4 Ke6 41. Kh3 Kd6 42. Kh4 a3 43. Na2 Kc5 44. g5 hxg5+ 45. fxg5 Kc4 {Black mates.} 46. Kg4 Nc3 47. Nc1 {[#]} Ne2 $1 {[%mdl 512] Precision: White = 32%, Black = 80%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.20"]
[White "Stefanova, Antoaneta"]
[Black "Tran, Ngoc Lan"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2493"]
[BlackElo "2250"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:02:08]} d5 {[%emt 0:00:17]} 2. g3 {[%emt 0:00:08]} c6 {[%emt 0:00:29]} 3. Bg2 {[%emt 0:00:19]} Bg4 {[%emt 0:00:21]} 4. O-O {[%emt 0:06:35]} Nd7 {[%emt 0:00:21]} 5. d3 {[%emt 0:01:56]} e5 {[%emt 0:02:15]} 6. c4 {[%emt 0:05:58]} dxc4 {[%emt 0:09:07]} 7. dxc4 {[%emt 0:00:10]} Ngf6 {[%emt 0:00:14]} 8. h3 {[%emt 0:03:25]} Bh5 {[%emt 0:01:36]} 9. Be3 {[%emt 0:09:33]} Qc7 {[%emt 0:05:01]} 10. Nc3 {[%emt 0:06:23]} Bc5 {[%emt 0:02:40]} 11. Qc1 {[%emt 0:03:29]} O-O {[%emt 0:05:21]} 12. Rd1 {[%emt 0:03:16]} Bxf3 {[%emt 0:03:13]} 13. Bxf3 {[%emt 0:01:59]} Rfe8 {[%emt 0:00:47]} 14. Bg2 {[%emt 0:03:21]} Rad8 {[%emt 0:05:00]} 15. Bxc5 {[%emt 0:02:02]} Nxc5 {[%emt 0:00:04]} 16. Qe3 {[%emt 0:00:56]} Qb6 {[%emt 0:06:54]} 17. b3 {[%emt 0:02:39]} Ncd7 {[%emt 0:02:40]} 18. Qxb6 {[%emt 0:03:35]} Nxb6 {[%emt 0:00:26]} 19. c5 {[%emt 0:01:22]} Nbd5 {[%emt 0:00:35]} 20. Nxd5 {[%emt 0:06:51]} Nxd5 {[%emt 0:02:14]} 21. Rd2 {[%emt 0:02:59]} Nc3 {[%emt 0:01:11]} 22. Rc2 {[%emt 0:06:43]} Nb5 {[%emt 0:01:10]} 23. a4 {[%emt 0:02:15]} Nd4 {[%emt 0:00:16]} 24. Rb2 {[%emt 0:00:05]} a5 {[%emt 0:00:44]} 25. Rc1 {[%emt 0:06:50]} Ne6 {[%emt 0:01:14]} 26. e3 {[%emt 0:04:36]} Rd7 {[%emt 0:01:20]} 27. Kf1 {[%emt 0:01:30]} Red8 {[%emt 0:00:38]} 28. Ke1 {[%emt 0:00:08]} Kf8 {[%emt 0:00:18]} 29. h4 {[%emt 0:02:12]} Ke7 {[%emt 0:00:44]} 30. Bh3 {[%emt 0:04:14]} Rd5 {[%emt 0:00:16]} 31. Bxe6 {[%emt 0:00:11]} Kxe6 {[%emt 0:00:05]} 32. b4 {[%emt 0:00:06]} axb4 {[%emt 0:01:11]} 33. Rxb4 {[%emt 0:00:05]} Rd2 {[%emt 0:08:37]} 34. Rcb1 {[%emt 0:05:30]} Rc2 {[%emt 0:00:35]} 35. R1b2 {[%emt 0:00:07]} Rxc5 {[%emt 0:01:48]} 36. Rxb7 {[%emt 0:00:05]} Ra8 {[%emt 0:00:26]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.21"]
[White "Iniyan, P."]
[Black "Nguyen, Thi Thanh An"]
[Result "*"]
[WhiteElo "2487"]
[BlackElo "2245"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,33,28,30,0,0,-3,-11,-24,-8,-16,0,-7,0,0,0,-2,0,0,10,-12,-9,-3,0,-12,-9,-9]} 1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nf3 Nf6 5. O-O O-O 6. Qc2 {A15: English Opening: 1...Nf6} (6. d4 Nc6 7. Nc3 e5 8. d5 Nb8 9. Ne1 a5 10. Nd3 Na6 11. e4 Nd7 12. Be3 Ndc5 13. Nxc5 Nxc5 14. Qd2 f5 15. exf5 gxf5 16. f4 e4 {1-0 (50) Svidler,P (2753)-Yu,Y (2759) Shenzhen 2018}) 6... c5 7. d3 Nc6 8. a3 Bg4 9. Nc3 {The position is equal.} Bxf3 10. exf3 $146 ({Predecessor:} 10. Bxf3 Nd4 11. Qd1 Nxf3+ 12. exf3 Qd7 13. Kg2 a6 14. Bd2 b5 15. b4 bxc4 16. dxc4 cxb4 17. axb4 {0-1 (38) Hansen,E-Grove,P Copenhagen 2003}) 10... Nd4 11. Qa4 a6 12. f4 Rb8 13. Be3 Ne8 14. Bxd4 Bxd4 15. Rab1 Nc7 16. Ne2 Bf6 17. b4 {Accuracy: White = 58%, Black = 68%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.21"]
[White "Krithigga K"]
[Black "Nguyen, Thi Thanh An"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2487"]
[BlackElo "2245"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,20,30,0,2,-1,-4,-27,-8,-25,0,0,0,-1,-1,-1,-1,-1,17,0,0,0,-7,-15,-8,-4,-10,-19,-19,-19,-19,-24,-15,-15,-15,-28,-27,-65,-40,-40,-40,-40,-40,-40,-40,-40,-40,-40,-40,-40,-40,-58,-45,-49,-47,-47,-36,-36,-36,-50,-47,-50,-52,-54,-54,-55,-45,-47,-44,-44,-44,-53,-53,-53,-53,-53,-53]} 1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nf3 Nf6 5. O-O O-O 6. Qc2 {A15: English Opening: 1...Nf6} (6. d4 Nc6 7. Nc3 e5 8. d5 Nb8 9. Ne1 a5 10. Nd3 Na6 11. e4 Nd7 12. Be3 Ndc5 13. Nxc5 Nxc5 14. Qd2 f5 15. exf5 gxf5 16. f4 e4 {1-0 (50) Svidler,P (2753)-Yu,Y (2759) Shenzhen 2018}) 6... c5 7. d3 Nc6 8. a3 {The position is equal.} Bg4 9. Nc3 Bxf3 10. exf3 $146 ({Predecessor:} 10. Bxf3 Nd4 11. Qd1 Nxf3+ 12. exf3 Qd7 13. Kg2 a6 14. Bd2 b5 15. b4 bxc4 16. dxc4 cxb4 17. axb4 {0-1 (38) Hansen,E-Grove,P Copenhagen 2003}) 10... Nd4 11. Qa4 a6 12. f4 Rb8 13. Be3 Ne8 14. Bxd4 (14. Rab1 {keeps more tension.} Nf5 15. Bd2 Nc7 16. b4 b5 17. Qd1) 14... Bxd4 15. Rab1 Nc7 16. Ne2 Bf6 17. b4 b5 18. Qc2 Ne6 19. Rfc1 Nd4 20. Qd1 Nxe2+ 21. Qxe2 Bd4 22. Rb3 e6 (22... e5 {with more complications.} 23. Qd2 Re8 24. bxc5 dxc5 25. f5 Qd6) 23. bxc5 bxc4 {Black is slightly better.} (23... dxc5 {looks sharper.} 24. Rcb1 Qd7 25. Be4 h5 26. Qd2 Rb6) 24. Rxb8 Qxb8 25. dxc4 Bxc5 26. Qa2 Qc7 27. Rb1 Rb8 28. Rxb8+ Qxb8 29. a4 Qb4 30. Bf1 a5 31. Kg2 Qb7+ 32. Kg1 h5 33. Bg2 Qb4 34. Qc2 Qe1+ 35. Bf1 Qa1 36. Kg2 Qd4 37. Bd3 Kg7 38. Be4 {[#]} h4 $1 {[%mdl 512]} 39. Bf3 (39. gxh4 f5) 39... f5 40. Bc6 Kf6 41. Qe2 hxg3 42. hxg3 Bb6 {Accuracy: White = 58%, Black = 63%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.22"]
[White "Praveen Kumar C"]
[Black "Nguyen, Anh Khoi"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2243"]
[BlackElo "2484"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:00]} c5 {[%emt 0:00:14]} 4. d5 {[%emt 0:00:10]} exd5 {[%emt 0:00:08]} 5. cxd5 {[%emt 0:00:05]} d6 {[%emt 0:00:13]} 6. Nc3 {[%emt 0:00:07]} g6 {[%emt 0:00:10]} 7. Nf3 {[%emt 0:00:10]} Bg7 {[%emt 0:00:06]} 8. Bg2 {[%emt 0:00:14]} O-O {[%emt 0:00:09]} 9. O-O {[%emt 0:00:10]} a6 {[%emt 0:00:57]} 10. a4 {[%emt 0:00:07]} Nbd7 {[%emt 0:00:22]} 11. Bf4 {[%emt 0:01:54]} Qe7 {[%emt 0:00:09]} 12. Qc1 {[%emt 0:03:19]} Ng4 {[%emt 0:07:06]} 13. h3 {[%emt 0:09:30]} Nge5 {[%emt 0:00:08]} 14. Bh6 {[%emt 0:00:54]} Bxh6 {[%emt 0:13:22]} 15. Qxh6 {[%emt 0:00:10]} f5 {[%emt 0:01:41]} 16. Rae1 {[%emt 0:19:23]} Re8 {[%emt 0:29:32]} 17. e4 {[%emt 0:11:59]} Nxf3+ {[%emt 0:03:59]} 18. Bxf3 {[%emt 0:00:10]} Qf8 {[%emt 0:04:56]} 19. Qxf8+ {[%emt 0:19:23]} Kxf8 {[%emt 0:00:28]} 20. Re3 {[%emt 0:00:24]} Nf6 {[%emt 0:09:10]} 21. exf5 {[%emt 0:03:44]} gxf5 {[%emt 0:02:03]} 22. Rxe8+ {[%emt 0:06:26]} Nxe8 {[%emt 0:00:11]} 23. Rb1 {[%emt 0:04:14]} Bd7 {[%emt 0:01:30]} 24. a5 {[%emt 0:04:17]} Nc7 {[%emt 0:06:16]} 25. b4 {[%emt 0:06:17]} c4 {[%emt 0:07:43]} 26. Be2 {[%emt 0:00:32]} Nb5 {[%emt 0:01:02]} 27. Rc1 {[%emt 0:00:18]} Rc8 {[%emt 0:04:19]} 28. Bf1 {[%emt 0:00:25]} Nxc3 {[%emt 0:03:08]} 29. Rxc3 {[%emt 0:00:06]} Bb5 {[%emt 0:00:03]} 30. f4 {[%emt 0:03:05]} Re8 {[%emt 0:01:59]} 31. Kf2 {[%emt 0:00:08]} Re4 {[%emt 0:00:34]} 32. Be2 {[%emt 0:00:11]} Rd4 {[%emt 0:00:30]} 33. Ke3 {[%emt 0:00:32]} Re4+ {[%emt 0:00:16]} 34. Kf2 {[%emt 0:00:11]} Rd4 {[%emt 0:00:05]} 35. Ke3 {[%emt 0:00:05]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.23"]
[White "Vignesh N R"]
[Black "Nandhidhaa, P V"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2476"]
[BlackElo "2240"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:35]} 2. Nf3 {[%emt 0:00:01]} e6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:24]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:02:25]} Qc7 {[%emt 0:00:06]} 6. Be3 {[%emt 0:00:05]} a6 {[%emt 0:00:04]} 7. Qf3 {[%emt 0:00:19]} Nf6 {[%emt 0:01:27]} 8. O-O-O {[%emt 0:00:04]} Ne5 {[%emt 0:02:44]} 9. Qg3 {[%emt 0:00:03]} b5 {[%emt 0:00:14]} 10. a3 {[%emt 0:04:43]} Bb7 {[%emt 0:06:01]} 11. Bxb5 {[%emt 0:02:07]} Rc8 {[%emt 0:00:33]} 12. Ba4 {[%emt 0:03:02]} Nxe4 {[%emt 0:00:52]} 13. Nxe4 {[%emt 0:00:06]} Bxe4 {[%emt 0:00:04]} 14. Bf4 {[%emt 0:01:59]} Qc4 {[%emt 0:01:19]} 15. Bxe5 {[%emt 0:02:00]} Qxa4 {[%emt 0:00:37]} 16. Rd2 {[%emt 0:00:22]} f6 {[%emt 0:00:34]} 17. Bd6 {[%emt 0:00:31]} Kf7 {[%emt 0:00:56]} 18. Re1 {[%emt 0:06:35]} Bg6 {[%emt 0:00:47]} 19. Bxf8 {[%emt 0:05:00]} Rhxf8 {[%emt 0:00:29]} 20. Qd6 {[%emt 0:00:44]} Kg8 {[%emt 0:00:53]} 21. f4 {[%emt 0:01:44]} Qc4 {[%emt 0:04:47]} 22. Qxd7 {[%emt 0:24:23]} Bf7 {[%emt 0:05:16]} 23. Nxe6 {[%emt 0:06:05]} Rfe8 {[%emt 0:04:52]} 24. f5 {[%emt 0:03:13]} Qa2 {[%emt 0:02:39]} 25. Rd3 {[%emt 0:03:14]} Qa1+ {[%emt 0:12:21]} 26. Kd2 {[%emt 0:00:04]} Qxb2 {[%emt 0:00:16]} 27. Nc7 {[%emt 0:02:43]} Rf8 {[%emt 0:07:10]} 28. Re7 {[%emt 0:01:09]} Qb6 {[%emt 0:04:58]} 29. Ke2 {[%emt 0:19:44]} Qg1 {[%emt 0:12:36]} 30. Rxf7 {[%emt 0:05:28]} Qxg2+ {[%emt 0:00:32]} 31. Ke3 {[%emt 0:00:06]} Qg1+ {[%emt 0:03:09]} 32. Ke4 {[%emt 0:03:51]} Qg4+ {[%emt 0:02:53]} 33. Ke3 {[%emt 0:00:27]} Qg1+ {[%emt 0:00:35]} 34. Kf3 {[%emt 0:01:18]} Qf1+ {[%emt 0:03:48]} 35. Kg4 {[%emt 0:01:28]} Qe2+ {[%emt 0:02:41]} 36. Kg3 {[%emt 0:01:01]} Qe1+ {[%emt 0:01:19]} 37. Kg4 {[%emt 0:00:43]} Qe2+ {[%emt 0:00:09]} 38. Rf3 {[%emt 0:00:16]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.24"]
[White "Vo, Dai Hoai Duc"]
[Black "Nguyen, Anh Dung"]
[Result "1/2-1/2"]
[ECO "E42"]
[WhiteElo "2226"]
[BlackElo "2458"]
[Annotator "ChessBase"]
[PlyCount "86"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:13]} 3. Nc3 {[%emt 0:00:06]} Bb4 {[%emt 0:00:27]} 4. e3 {[%emt 0:00:08]} c5 {[%emt 0:00:56]} 5. Nge2 {[%emt 0:00:06]} cxd4 {[%emt 0:01:40]} 6. exd4 {[%emt 0:00:06]} d5 {[%emt 0:00:42]} 7. c5 {[%emt 0:00:22]} Ne4 {[%emt 0:00:51]} 8. Bd2 {[%emt 0:01:06]} Nxd2 {[%emt 0:01:54]} 9. Qxd2 {[%emt 0:00:07]} Nc6 {[%emt 0:03:46]} 10. a3 {[%emt 0:02:03]} Ba5 {[%emt 0:10:13]} 11. b4 {[%emt 0:00:11]} Bc7 {[%emt 0:00:11]} 12. g3 {[%emt 0:01:53]} O-O {[%emt 0:00:29]} 13. Bg2 {[%emt 0:00:17]} Bd7 {[%emt 0:01:40]} 14. O-O {[%emt 0:00:27]} Ne7 {[%emt 0:03:56]} 15. f4 {[%emt 0:01:43]} Nf5 {[%emt 0:02:32]} 16. Kh1 {[%emt 0:12:59]} Qf6 {[%emt 0:07:29]} 17. Rf3 {[%emt 0:01:33]} h5 {[%emt 0:13:52]} 18. Rd3 {[%emt 0:03:12]} g6 {[%emt 0:05:24]} 19. Ng1 {[%emt 0:07:15]} b6 {[%emt 0:06:50]} 20. Rb1 {[%emt 0:14:53]} Rab8 {[%emt 0:05:46]} 21. b5 {[%emt 0:06:41]} bxc5 {[%emt 0:02:20]} 22. dxc5 {[%emt 0:05:35]} Rfd8 {[%emt 0:01:24]} 23. a4 {[%emt 0:05:48]} Be8 {[%emt 0:01:12]} 24. Nce2 {[%emt 0:05:29]} Rdc8 {[%emt 0:03:19]} 25. Rc1 {[%emt 0:03:12]} Bd8 {[%emt 0:02:15]} 26. Nf3 {[%emt 0:17:12]} a6 {[%emt 0:02:19]} 27. b6 {[%emt 0:00:08]} Bxa4 {[%emt 0:00:22]} 28. Nfd4 {[%emt 0:03:43]} Nxd4 {[%emt 0:03:26]} 29. Nxd4 {[%emt 0:00:13]} Qe7 {[%emt 0:01:26]} 30. Rdc3 {[%emt 0:03:35]} Bb5 {[%emt 0:00:40]} 31. Nxb5 {[%emt 0:00:23]} axb5 {[%emt 0:00:14]} 32. Bf1 {[%emt 0:03:27]} b4 {[%emt 0:02:30]} 33. R3c2 {[%emt 0:00:04]} b3 {[%emt 0:02:19]} 34. Rc3 {[%emt 0:00:06]} Ra8 {[%emt 0:01:21]} 35. Qb2 {[%emt 0:01:09]} Ra5 {[%emt 0:02:56]} 36. Qxb3 {[%emt 0:00:11]} Raxc5 {[%emt 0:00:10]} 37. Rxc5 {[%emt 0:00:52]} Rxc5 {[%emt 0:00:05]} 38. Rxc5 {[%emt 0:00:23]} Qxc5 {[%emt 0:00:06]} 39. b7 {[%emt 0:00:30]} Qf2 {[%emt 0:01:02]} 40. Qb1 {[%emt 0:00:14]} Bc7 {[%emt 0:00:42]} 41. b8=Q+ {[%emt 0:00:10]} Bxb8 {[%emt 0:00:03]} 42. Qxb8+ {[%emt 0:00:09]} Kh7 {[%emt 0:00:06]} 43. Qb1 {[%emt 0:00:27]} h4 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.25"]
[White "Nguyen, Duc Hoa"]
[Black "Bhambure, Shantanu"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2450"]
[BlackElo "2220"]
[Annotator "ChessBase"]
[PlyCount "106"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:20]} e5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:09]} Bb4 {[%emt 0:00:14]} 3. e3 {[%emt 0:00:34]} Bxc3 {[%emt 0:01:37]} 4. bxc3 {[%emt 0:00:29]} d6 {[%emt 0:00:33]} 5. e4 {[%emt 0:04:23]} Ne7 {[%emt 0:03:35]} 6. d4 {[%emt 0:04:49]} c5 {[%emt 0:06:24]} 7. Bd3 {[%emt 0:04:48]} Nbc6 {[%emt 0:07:05]} 8. Ne2 {[%emt 0:06:40]} O-O {[%emt 0:07:06]} 9. O-O {[%emt 0:00:46]} f5 {[%emt 0:02:33]} 10. f4 {[%emt 0:07:03]} exd4 {[%emt 0:04:28]} 11. cxd4 {[%emt 0:00:17]} cxd4 {[%emt 0:11:19]} 12. Rb1 {[%emt 0:03:33]} b6 {[%emt 0:09:00]} 13. Bb2 {[%emt 0:01:39]} fxe4 {[%emt 0:03:37]} 14. Bxe4 {[%emt 0:00:07]} Bf5 {[%emt 0:00:21]} 15. Bxc6 {[%emt 0:09:25]} Nxc6 {[%emt 0:00:18]} 16. Nxd4 {[%emt 0:00:05]} Nxd4 {[%emt 0:07:25]} 17. Qxd4 {[%emt 0:00:05]} Qc7 {[%emt 0:01:27]} 18. Rbd1 {[%emt 0:03:44]} Qc5 {[%emt 0:01:46]} 19. Rf2 {[%emt 0:01:27]} Rf7 {[%emt 0:06:14]} 20. h3 {[%emt 0:00:08]} Be6 {[%emt 0:04:02]} 21. Qxd6 {[%emt 0:02:55]} Qxd6 {[%emt 0:01:01]} 22. Rxd6 {[%emt 0:00:06]} Bxc4 {[%emt 0:00:08]} 23. Be5 {[%emt 0:00:28]} b5 {[%emt 0:02:46]} 24. g4 {[%emt 0:01:43]} Re8 {[%emt 0:01:50]} 25. Kh2 {[%emt 0:09:46]} a5 {[%emt 0:01:27]} 26. Rfd2 {[%emt 0:03:24]} Rfe7 {[%emt 0:02:36]} 27. h4 {[%emt 0:02:24]} Re6 {[%emt 0:02:31]} 28. Rd7 {[%emt 0:01:17]} R6e7 {[%emt 0:00:58]} 29. Kg3 {[%emt 0:02:08]} Kf7 {[%emt 0:02:43]} 30. R7d6 {[%emt 0:01:19]} Re6 {[%emt 0:01:25]} 31. R6d4 {[%emt 0:00:11]} a4 {[%emt 0:01:30]} 32. a3 {[%emt 0:02:19]} h6 {[%emt 0:01:42]} 33. Rd7+ {[%emt 0:02:04]} R6e7 {[%emt 0:00:25]} 34. f5 {[%emt 0:03:34]} g5 {[%emt 0:04:36]} 35. R2d6 {[%emt 0:03:54]} Rxd7 {[%emt 0:01:10]} 36. Rxd7+ {[%emt 0:00:05]} Re7 {[%emt 0:00:12]} 37. Rxe7+ {[%emt 0:00:35]} Kxe7 {[%emt 0:00:02]} 38. Bg7 {[%emt 0:00:10]} gxh4+ {[%emt 0:01:34]} 39. Kxh4 {[%emt 0:00:05]} Bd3 {[%emt 0:00:58]} 40. Kh5 {[%emt 0:00:55]} Be2 {[%emt 0:00:48]} 41. Bxh6 {[%emt 0:00:41]} Kf6 {[%emt 0:00:13]} 42. Bd2 {[%emt 0:00:22]} Bd3 {[%emt 0:00:30]} 43. Bc3+ {[%emt 0:00:04]} Kf7 {[%emt 0:00:04]} 44. Kg5 {[%emt 0:00:08]} Bc2 {[%emt 0:00:52]} 45. Kf4 {[%emt 0:00:08]} Bb1 {[%emt 0:00:31]} 46. g5 {[%emt 0:00:06]} Bc2 {[%emt 0:00:21]} 47. g6+ {[%emt 0:00:07]} Kg8 {[%emt 0:00:10]} 48. Kg5 {[%emt 0:00:09]} Bd3 {[%emt 0:00:27]} 49. f6 {[%emt 0:00:11]} Bc4 {[%emt 0:00:07]} 50. Kf4 {[%emt 0:00:13]} Kf8 {[%emt 0:00:54]} 51. Ke5 {[%emt 0:00:08]} Ke8 {[%emt 0:00:29]} 52. Bb4 {[%emt 0:00:20]} Bb3 {[%emt 0:00:34]} 53. Kf4 {[%emt 0:00:08]} Bc4 {[%emt 0:00:14]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.27"]
[White "Taher, Yoseph Theolifus"]
[Black "Shyam Prasad Reddy K"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2446"]
[BlackElo "2215"]
[Annotator "NA"]
[PlyCount "1"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.28"]
[White "Lu, Chan Hung"]
[Black "Mendonca, Leon Luke"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2207"]
[BlackElo "2446"]
[Annotator "NA"]
[PlyCount "157"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} g6 {[%emt 0:00:16]} 3. b3 {[%emt 0:00:25]} Bg7 {[%emt 0:00:10]} 4. Bb2 {[%emt 0:00:17]} O-O {[%emt 0:00:15]} 5. g3 {[%emt 0:00:19]} d6 {[%emt 0:01:15]} 6. Bg2 {[%emt 0:01:05]} e5 {[%emt 0:01:12]} 7. d3 {[%emt 0:00:57]} Nc6 {[%emt 0:02:54]} 8. O-O {[%emt 0:01:02]} h6 {[%emt 0:03:06]} 9. Nc3 {[%emt 0:01:17]} Nd7 {[%emt 0:02:10]} 10. a3 {[%emt 0:05:19]} f5 {[%emt 0:01:17]} 11. b4 {[%emt 0:06:32]} g5 {[%emt 0:01:58]} 12. b5 {[%emt 0:05:53]} Ne7 {[%emt 0:00:24]} 13. h4 {[%emt 0:01:01]} g4 {[%emt 0:09:52]} 14. Nh2 {[%emt 0:00:48]} h5 {[%emt 0:02:27]} 15. Nd5 {[%emt 0:08:47]} Ng6 $11 {[%emt 0:13:52]} 16. Qd2 {[%emt 0:02:08]} Nc5 {[%emt 0:03:29]} 17. Rad1 {[%emt 0:06:47]} Ne6 {[%emt 0:06:07]} 18. e3 {[%emt 0:04:21]} Bd7 {[%emt 0:03:56]} 19. f4 {[%emt 0:13:19]} c6 {[%emt 0:05:21]} 20. Nb4 {[%emt 0:00:58]} exf4 {[%emt 0:06:14]} 21. exf4 {[%emt 0:01:01]} Nd4 {[%emt 0:00:50]} 22. Kh1 {[%emt 0:06:08]} Qb6 {[%emt 0:08:09]} 23. bxc6 {[%emt 0:07:18]} bxc6 {[%emt 0:00:09]} 24. Bxd4 {[%emt 0:00:35]} Bxd4 {[%emt 0:00:47]} 25. Rb1 {[%emt 0:01:03]} Qc7 {[%emt 0:04:07]} 26. Na6 {[%emt 0:13:17]} Qc8 {[%emt 0:08:39]} 27. Qb4 {[%emt 0:00:27]} c5 {[%emt 0:01:09]} 28. Qb7 {[%emt 0:06:13]} Qxb7 {[%emt 0:02:23]} 29. Rxb7 {[%emt 0:01:01]} Bc8 {[%emt 0:02:29]} 30. Bd5+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:04]} 31. Rb8 {[%emt 0:00:04]} Rxb8 {[%emt 0:00:38]} 32. Nxb8 {[%emt 0:00:02]} Ne7 {[%emt 0:01:10]} 33. Rb1 {[%emt 0:02:50]} Nxd5 {[%emt 0:01:53]} 34. cxd5 {[%emt 0:00:02]} Re8 {[%emt 0:01:17]} 35. Nf1 {[%emt 0:02:08]} Re2 {[%emt 0:00:36]} 36. a4 {[%emt 0:02:00]} Kg7 {[%emt 0:01:46]} 37. Rd1 {[%emt 0:01:17]} Bc3 {[%emt 0:04:57]} 38. Rc1 {[%emt 0:00:31]} Bd4 {[%emt 0:00:11]} 39. Rd1 {[%emt 0:00:01]} Bc3 {[%emt 0:00:00]} 40. Rc1 {[%emt 0:00:01]} Be1 {[%emt 0:01:24]} 41. Nc6 {[%emt 0:02:11]} Ba6 {[%emt 0:00:52]} 42. Rd1 {[%emt 0:00:19]} Bb7 {[%emt 0:00:30]} 43. Rb1 {[%emt 0:00:54]} Bb4 {[%emt 0:00:12]} 44. a5 {[%emt 0:00:25]} Kf8 {[%emt 0:00:42]} 45. Kg1 {[%emt 0:00:39]} Bxc6 {[%emt 0:00:37]} 46. dxc6 {[%emt 0:00:06]} Ke8 {[%emt 0:00:16]} 47. d4 {[%emt 0:00:46]} Kd8 {[%emt 0:00:33]} 48. d5 {[%emt 0:00:40]} Kc7 {[%emt 0:00:50]} 49. a6 {[%emt 0:00:36]} Kb6 {[%emt 0:00:28]} 50. Rb3 {[%emt 0:00:13]} Kxa6 {[%emt 0:00:32]} 51. Re3 {[%emt 0:00:47]} Rxe3 {[%emt 0:00:29]} 52. Nxe3 {[%emt 0:00:02]} Kb6 {[%emt 0:00:30]} 53. Nxf5 {[%emt 0:00:55]} Kc7 {[%emt 0:00:13]} 54. Ne3 {[%emt 0:00:30]} a5 {[%emt 0:00:32]} 55. f5 {[%emt 0:00:11]} Bc3 {[%emt 0:00:05]} 56. Nc4 {[%emt 0:00:13]} a4 {[%emt 0:00:49]} 57. Kf2 {[%emt 0:00:06]} Bb2 {[%emt 0:00:50]} 58. Ke2 {[%emt 0:01:32]} Be5 {[%emt 0:00:34]} 59. Kd3 {[%emt 0:00:30]} Bxg3 {[%emt 0:00:20]} 60. f6 {[%emt 0:00:31]} Bxh4 {[%emt 0:00:04]} 61. f7 {[%emt 0:00:22]} Be7 {[%emt 0:00:01]} 62. Ke4 {[%emt 0:00:39]} h4 {[%emt 0:00:31]} 63. Kf4 {[%emt 0:00:07]} h3 {[%emt 0:00:04]} 64. Kg3 {[%emt 0:00:06]} Bf8 {[%emt 0:00:17]} 65. Kh2 {[%emt 0:00:23]} Bg7 {[%emt 0:00:53]} 66. Kg3 {[%emt 0:01:07]} Bh6 {[%emt 0:00:30]} 67. Kh2 {[%emt 0:00:25]} Kd8 {[%emt 0:00:37]} 68. Kg3 {[%emt 0:00:14]} Bg7 {[%emt 0:00:56]} 69. Kh2 {[%emt 0:00:27]} Kc7 {[%emt 0:01:06]} 70. Kg3 {[%emt 0:00:19]} Kd8 {[%emt 0:00:32]} 71. Kh2 {[%emt 0:00:09]} Ke7 {[%emt 0:00:25]} 72. Kg3 {[%emt 0:01:14]} Kd8 {[%emt 0:00:37]} 73. Kh2 {[%emt 0:00:08]} Kc7 {[%emt 0:00:30]} 74. Kg3 {[%emt 0:00:24]} Bh6 {[%emt 0:00:30]} 75. Kh2 {[%emt 0:01:00]} Bf4+ {[%emt 0:00:29]} 76. Kg1 {[%emt 0:00:10]} Bh6 {[%emt 0:00:07]} 77. Kh2 {[%emt 0:00:50]} Bf4+ {[%emt 0:00:29]} 78. Kg1 {[%emt 0:00:02]} Bh6 {[%emt 0:00:01]} 79. Kh2 {[%emt 0:00:01]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.29"]
[White "Liu, Guanchu"]
[Black "Panopio, Jr Rodolfo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2445"]
[BlackElo "2207"]
[Annotator "NA"]
[PlyCount "82"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:05]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:58]} d5 {[%emt 0:00:00]} 3. e5 {[%emt 0:00:24]} Bf5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:01:03]} 5. Be2 {[%emt 0:00:14]} Nd7 {[%emt 0:01:37]} 6. O-O {[%emt 0:00:34]} a6 {[%emt 0:00:15]} 7. Nbd2 {[%emt 0:00:31]} Ne7 {[%emt 0:02:28]} 8. Nb3 {[%emt 0:01:46]} Qc7 {[%emt 0:01:55]} 9. Be3 {[%emt 0:02:10]} Bg4 {[%emt 0:01:20]} 10. Nfd2 {[%emt 0:16:45]} Bf5 {[%emt 0:05:13]} 11. f4 {[%emt 0:02:23]} Bg6 {[%emt 0:02:29]} 12. Bf2 {[%emt 0:00:39]} h5 {[%emt 0:00:47]} 13. Rc1 {[%emt 0:07:42]} O-O-O {[%emt 0:13:32]} 14. Qe1 {[%emt 0:03:51]} Kb8 {[%emt 0:00:34]} 15. a3 {[%emt 0:10:38]} Bf5 $14 {[%emt 0:03:34]} 16. c4 {[%emt 0:05:07]} dxc4 {[%emt 0:02:50]} 17. Nxc4 {[%emt 0:00:08]} Nd5 {[%emt 0:00:15]} 18. Ne3 {[%emt 0:04:33]} Be4 {[%emt 0:03:29]} 19. Nd2 {[%emt 0:03:13]} Nxe3 {[%emt 0:01:25]} 20. Bxe3 {[%emt 0:00:05]} Bd5 {[%emt 0:03:24]} 21. f5 {[%emt 0:03:28]} Be7 {[%emt 0:04:00]} 22. fxe6 {[%emt 0:02:42]} Bxe6 {[%emt 0:00:52]} 23. Bc4 {[%emt 0:01:03]} Nf8 {[%emt 0:03:05]} 24. Qg3 {[%emt 0:08:45]} g5 {[%emt 0:01:42]} 25. Ne4 {[%emt 0:01:29]} Rg8 {[%emt 0:03:59]} 26. Qf2 {[%emt 0:03:16]} Qd7 {[%emt 0:02:28]} 27. Bxe6 {[%emt 0:01:48]} fxe6 {[%emt 0:02:42]} 28. Nf6 {[%emt 0:02:21]} Bxf6 {[%emt 0:00:05]} 29. exf6 {[%emt 0:00:03]} Qf7 {[%emt 0:00:29]} 30. Bxg5 {[%emt 0:00:13]} Rd5 {[%emt 0:00:41]} 31. Bf4+ {[%emt 0:00:57]} Ka8 {[%emt 0:00:07]} 32. Be5 {[%emt 0:01:09]} Nd7 {[%emt 0:00:27]} 33. Qe2 {[%emt 0:02:42]} Rg5 {[%emt 0:01:02]} 34. Rxc6 {[%emt 0:00:45]} Ka7 {[%emt 0:04:25]} 35. Rc7 {[%emt 0:00:23]} h4 {[%emt 0:00:06]} 36. h3 {[%emt 0:01:12]} Qf8 {[%emt 0:01:06]} 37. Qe3 {[%emt 0:01:07]} Qg8 {[%emt 0:01:31]} 38. f7 {[%emt 0:04:25]} Rxg2+ {[%emt 0:00:05]} 39. Kh1 {[%emt 0:00:03]} Qg6 {[%emt 0:00:07]} 40. Rxd7 {[%emt 0:00:07]} Rxb2 {[%emt 0:01:17]} 41. Qf3 Ka8 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.07"]
[Round "1.30"]
[White "Nguyen, Phuoc Tam"]
[Black "Chen, Qi b"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2203"]
[BlackElo "2443"]
[Annotator "NA"]
[PlyCount "167"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:00]} Bg7 {[%emt 0:00:08]} 4. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:06]} 5. c4 {[%emt 0:00:15]} d6 {[%emt 0:03:50]} 6. Nc3 {[%emt 0:02:54]} Nc6 {[%emt 0:02:20]} 7. d3 {[%emt 0:01:43]} e5 {[%emt 0:00:48]} 8. Rb1 {[%emt 0:00:27]} a5 {[%emt 0:02:45]} 9. a3 {[%emt 0:00:05]} h6 {[%emt 0:00:40]} 10. b4 {[%emt 0:02:28]} axb4 {[%emt 0:00:09]} 11. axb4 {[%emt 0:00:02] LiveBook: 577 Games} Be6 {[%emt 0:00:25]} 12. b5 {[%emt 0:02:26]} Ne7 {[%emt 0:00:29]} 13. Bb2 {[%emt 0:02:34]} Nd7 {[%emt 0:17:59]} 14. Nd2 {[%emt 0:15:06]} c6 {[%emt 0:04:01]} 15. Qc2 {[%emt 0:01:18]} d5 {[%emt 0:15:49]} 16. Ra1 {[%emt 0:01:14]} Qc7 {[%emt 0:04:42]} 17. Ba3 {[%emt 0:20:06]} Rfe8 {[%emt 0:16:17]} 18. Qb3 {[%emt 0:17:43]} e4 {[%emt 0:08:32]} 19. dxe4 {[%emt 0:09:37]} dxc4 {[%emt 0:02:20]} 20. Qc2 {[%emt 0:00:13]} Qe5 {[%emt 0:02:50]} 21. Bb2 {[%emt 0:10:27]} cxb5 {[%emt 0:00:43]} 22. Nf3 {[%emt 0:01:12]} Qc5 {[%emt 0:01:46]} 23. e5 {[%emt 0:00:37]} Rxa1 {[%emt 0:05:25]} 24. Rxa1 {[%emt 0:01:24]} Bf5 {[%emt 0:00:13]} 25. Ne4 {[%emt 0:02:49]} Bxe4 {[%emt 0:00:27]} 26. Qxe4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:12]} 27. Rd1 {[%emt 0:03:51]} Nf6 {[%emt 0:04:03]} 28. Qc2 {[%emt 0:03:21]} Ng4 {[%emt 0:00:46]} 29. e3 {[%emt 0:00:04]} Ngxe5 {[%emt 0:02:46]} 30. Nxe5 {[%emt 0:00:06]} Bxe5 {[%emt 0:00:11]} 31. Rd5 {[%emt 0:00:13]} Qb4 {[%emt 0:00:14]} 32. Bxe5 {[%emt 0:00:21]} Rxe5 {[%emt 0:01:08]} 33. Rd7 {[%emt 0:01:13]} Re7 {[%emt 0:00:40]} 34. Rd1 {[%emt 0:02:12]} Ne5 {[%emt 0:01:54]} 35. h4 {[%emt 0:00:07]} h5 {[%emt 0:00:16]} 36. Bd5 {[%emt 0:00:56]} Kh7 {[%emt 0:01:08]} 37. Kg2 {[%emt 0:00:06]} Nd3 {[%emt 0:00:24]} 38. Rxd3 {[%emt 0:00:25]} cxd3 {[%emt 0:00:05]} 39. Qxd3 {[%emt 0:00:04]} Rc7 {[%emt 0:00:59]} 40. e4 {[%emt 0:00:41]} Qb2 {[%emt 0:00:35]} 41. Qf3 {[%emt 0:00:26]} Kg7 {[%emt 0:00:36]} 42. Qf4 {[%emt 0:00:06]} Rd7 {[%emt 0:00:53]} 43. Qb8 {[%emt 0:00:07]} Qf6 {[%emt 0:00:27]} 44. Qc8 {[%emt 0:01:08]} Qe7 {[%emt 0:00:20]} 45. Qc3+ {[%emt 0:01:30]} Kh7 {[%emt 0:00:01]} 46. Qf3 {[%emt 0:00:11]} Rc7 {[%emt 0:00:40]} 47. Qe3 {[%emt 0:00:59]} Rc2 {[%emt 0:01:24]} 48. Qb3 {[%emt 0:00:04]} Rc7 {[%emt 0:00:17]} 49. Qxb5 {[%emt 0:00:07]} Qd7 {[%emt 0:00:31]} 50. Qb6 {[%emt 0:00:19]} Qe7 {[%emt 0:00:20]} 51. Qb5 {[%emt 0:00:20]} Kg7 {[%emt 0:00:41]} 52. Qb6 {[%emt 0:00:13]} Rd7 {[%emt 0:00:14]} 53. Qb2+ {[%emt 0:00:14]} f6 {[%emt 0:00:23]} 54. Qb5 {[%emt 0:00:46]} Rc7 {[%emt 0:00:51]} 55. Qb6 {[%emt 0:00:13]} Qd7 {[%emt 0:00:25]} 56. Kg1 {[%emt 0:01:15]} Qc8 {[%emt 0:00:30]} 57. Kg2 {[%emt 0:00:21]} Re7 {[%emt 0:00:15]} 58. Kg1 {[%emt 0:00:56]} Qc7 {[%emt 0:00:06]} 59. Qa7 {[%emt 0:00:05]} Qd7 {[%emt 0:00:30]} 60. Qb8 {[%emt 0:00:19]} Re8 {[%emt 0:00:58]} 61. Qxb7 {[%emt 0:00:05]} Qxb7 {[%emt 0:00:05]} 62. Bxb7 {[%emt 0:00:03]} Kf8 {[%emt 0:00:08]} 63. Kg2 {[%emt 0:00:03]} Ke7 {[%emt 0:00:06]} 64. Kf3 {[%emt 0:00:16]} Rb8 {[%emt 0:00:14]} 65. Bd5 {[%emt 0:00:16]} Rb2 {[%emt 0:00:06]} 66. Bc6 {[%emt 0:00:09]} g5 {[%emt 0:00:33]} 67. hxg5 {[%emt 0:02:16]} fxg5 {[%emt 0:00:02]} 68. Kg2 {[%emt 0:00:12]} Rc2 {[%emt 0:00:24]} 69. Bd5 {[%emt 0:00:05]} Kf6 {[%emt 0:00:05]} 70. Bb3 {[%emt 0:00:36]} Rc3 {[%emt 0:01:06]} 71. Bd5 {[%emt 0:00:45]} Ke5 {[%emt 0:00:09]} 72. Kh3 {[%emt 0:01:35]} Rf3 {[%emt 0:00:14]} 73. Kg2 {[%emt 0:00:04]} Rf8 {[%emt 0:00:05]} 74. Bc6 {[%emt 0:00:07]} h4 {[%emt 0:00:26]} 75. Kh3 {[%emt 0:00:34]} Rh8 {[%emt 0:00:30]} 76. Bb7 {[%emt 0:00:24]} Rh7 {[%emt 0:00:41]} 77. Bc6 {[%emt 0:00:06]} hxg3+ {[%emt 0:03:45]} 78. Kxg3 {[%emt 0:00:05]} Rh4 {[%emt 0:00:04]} 79. Bb7 {[%emt 0:00:05]} Rf4 {[%emt 0:00:14]} 80. Bc6 {[%emt 0:00:18]} Kd4 {[%emt 0:00:11]} 81. f3 {[%emt 0:01:06]} Ke5 {[%emt 0:00:24]} 82. Bd5 {[%emt 0:00:09]} Kd4 {[%emt 0:00:05]} 83. Bc6 {[%emt 0:00:04]} Ke5 {[%emt 0:00:02]} 84. Bd5 {[%emt 0:00:05]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.1"]
[White "Nava, Roderick"]
[Black "Demchenko, Anton"]
[Result "1/2-1/2"]
[ECO "C29"]
[WhiteElo "2393"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,77,25,10,25,24,33,24,31,25,29,29,26,0,0,0,12,27,22,20,36,38,72,43,36,32,78,67,79,77,126,129,120,124,158,66,104,100,99,121,116,117,181,177,218,217,266,52,69,60,59,0,0,0,0,0,0,0,0,0,0,-269]} 1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Nc6 6. d3 Nxc3 7. bxc3 d4 8. cxd4 Nxd4 9. c3 Nxf3+ 10. Qxf3 {Black should prevent d4.} Be6 {C29: Vienna Game: 2...Nf6 3 f4} (10... c6 11. d4 Qh4+ 12. g3 Qg4 13. Qxg4 Bxg4 14. Bc4 Be6 15. Bxe6 fxe6 16. Ke2 c5 17. Kd3 Be7 18. Rf1 {½-½ (28) Cranbourne,C (2418)-Webb,S (2662) IECG email 1995}) 11. d4 Qd5 12. Bd3 $146 {aiming for Be4.} ({Predecessor:} 12. Be3 Qxf3 13. gxf3 Be7 14. Bd3 O-O-O 15. Ke2 g5 16. f4 gxf4 17. Bxf4 c5 18. Ke3 {0-1 (26) Booij,R-Lodewijk,G Netherlands 1980}) 12... Qxf3 {White has an edge.} 13. gxf3 O-O-O 14. f4 g6 15. Be3 Ba3 16. Kd2 Rd7 17. f5 $36 {[%mdl 2048] White has the initiative.} gxf5 18. Raf1 c5 19. Bxf5 b6 20. Bxe6 fxe6 21. Rf6 cxd4 22. cxd4 Re8 23. Kd3 Rg7 24. Rg1 Rxg1 25. Bxg1 $16 {[%mdl 4096] Endgame KRB-KRB} Kd7 {[#]} 26. Ke4 (26. Be3 $1 $16) 26... Rg8 27. Rf7+ Kc6 28. Be3 ({Don't play} 28. Rxa7 $6 Rxg1 29. Rxa3 Rg4+ 30. Ke3 Kd5 $11) 28... Rg4+ 29. Kf3 Rh4 (29... h5 $16 {was called for.}) 30. Bf4 $18 ({Don't do} 30. Rxa7 $6 Rh3+ 31. Ke4 Bf8 $16) 30... Rh3+ 31. Bg3 a5 {[#]} 32. Ke4 $2 ({White has to play} 32. Rf6 $1 $18) 32... Rh6 $1 $14 33. Bf4 Rh4 {Threatens to win with ...Bc1.} 34. Kf3 ({White should try} 34. d5+ $14 exd5+ 35. Kf3 Rh3+ 36. Kg4) 34... Bb4 {The position is equal.} 35. Kg3 Be1+ 36. Kf3 Bb4 $1 37. Kg3 Be1+ 38. Kf3 Bb4 $1 39. Ke4 $2 {[%mdl 40960] Accuracy: White = 51%, Black = 41%. . An unexpected result.} (39. Kg3 $11 {and White is okay.} Be1+) 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.2"]
[White "Mareco, Sandro"]
[Black "Rahul Srivatshav P"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2666"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,86,20,16,22,14,9,0,9,18,20,8,12,7,41,35,140,131,155,147,161,130,234,234,247,227,231,237,233,209,264,231,279,171,171,171,171,171,171,167,329,314,329,323,320,309,423,414,440,432,559,556,518,485,809,581,567,554,533,395,378,369,381,362,387,364,379,356,692,617,5598]} 1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 c6 5. Bg2 d5 6. Nbd2 O-O 7. O-O Bf5 8. b3 Ne4 9. Bb2 Qa5 10. a3 Nd7 {D78: Fianchetto Grünfeld: 6 0-0 c6} 11. h3 (11. b4 Qd8 12. Qb3 Ndf6 13. Rfd1 a5 14. b5 dxc4 15. Nxc4 a4 16. Qb4 Nd5 17. Qe1 cxb5 18. Nce5 {0-1 (34) Ponkratov,P (2607)-Mamedov,R (2688) Tallinn 2016}) 11... h5 $146 ({Predecessor:} 11... b5 12. b4 Qd8 13. cxd5 cxd5 14. g4 Nxd2 15. Nxd2 Be6 16. Nb3 f5 17. Bc1 fxg4 18. hxg4 {½-½ (47) Panchanathan,M (2506)-Balakrishnan,P (2394) Piscataway 2016}) 12. Rc1 Rfe8 {The position is equal.} 13. e3 Rac8 14. Re1 e6 15. Nb1 dxc4 16. Nfd2 $1 {[%cal Rd2e4]} Ng5 (16... c3 $14 17. Nxc3 Nxd2) 17. h4 $16 Nh3+ 18. Bxh3 $1 Bxh3 19. Kh2 Qf5 {[#]} (19... Bg4 $16 20. f3 Bf5) 20. e4 $1 $18 {[%cal Re4f5]} Qxf2+ 21. Kxh3 Nf6 {[%cal Bd7f6,Bf6g4,Bg4f2][%mdl 32]} 22. Re2 Ng4 23. Nxc4 {Hoping for Nd6.} Red8 24. e5 Qf3 25. Nd6 Rxd6 26. exd6 Nf2+ {[#]} 27. Rxf2 $1 Qxf2 28. Qc2 Qf3 $2 {[#]} (28... Qxc2 {might work better.} 29. Rxc2 Rd8) 29. Nd2 $1 {[%cal Rd2f3,Bb1d2,Bd2e4,Be4c5][%mdl 32]} Qg4+ 30. Kg2 Qe2+ 31. Kh1 Bh6 32. Ne4 Qf3+ 33. Kh2 Bxc1 34. Bxc1 f6 35. d7 Rf8 (35... Rd8 $142 36. Nxf6+ {[%mdl 64] Discovered Attack, Remove Defender} Qxf6) 36. Nc5 Kf7 {Now ...Rd8 and Black clings on.} 37. Nxb7 Ke7 38. d8=Q+ ({Weaker is} 38. Qc5+ Kxd7 39. Qd6+ Kc8 $16) 38... Rxd8 39. Nxd8 Kxd8 40. Bf4 Kd7 41. a4 a5 42. Kg1 Qg4 $2 (42... e5) 43. Kg2 Ke8 {Accuracy: White = 75%, Black = 33%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.3"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Hoang, Canh Huan"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2639"]
[BlackElo "2394"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,81,-14,-11,-11,-8,-16,-4,-3,-6,-7,-8,-6,1,0,2,0,12,15,20,20,15,11,15,13,20,22,23,34,109,103,116,98,141,153,183,180,200,186,164,89,98,98,95,94,96,101,94,94,93,95,97,85,114,114,143,148,241,232,199,134,29990,29991]} 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bf5 5. Bg2 e6 6. O-O h6 7. Bb2 Be7 8. d3 O-O 9. Nbd2 Nbd7 10. a3 a5 11. Ra2 Bh7 12. Qa1 {A12: English Opening: 1...c6 with b3 by White} Re8 (12... Ne8 13. Rc1 Bf6 14. b4 Nc7 15. Nb3 axb4 16. axb4 dxc4 17. dxc4 Qe7 18. Bxf6 Nxf6 19. Nc5 b6 {1-0 (34) Almasi,Z (2689)-Antal,G (2553) Budapest 2018}) 13. Rb1 Bd6 14. Ne5 {The position is equal.} Nxe5 15. Bxe5 Bxe5 16. Qxe5 Qb6 17. h3 Bg6 18. Rab2 $146 Qc5 19. b4 axb4 20. Rxb4 Rxa3 21. Rxb7 Ra2 22. Nb3 $36 {[%mdl 2048] White is pushing.} Qf8 23. c5 Rd8 24. Rc1 Nd7 (24... Ra4 $14) 25. Qc7 $1 $16 Nb8 26. Nd4 Rc8 27. Qe5 Ra4 28. h4 $1 Na6 29. Bh3 {aiming for h5.} Re8 30. Nxc6 (30. h5 $1 $18 {[%cal Rh5g6]} Bf5 31. Nxf5 exf5 32. Qd6 (32. Qxf5 Nb4 $18)) 30... Nxc5 31. Rc7 f6 32. Qe3 Qd6 {[#]} 33. Ne7+ $1 {[%mdl 512]} Rxe7 34. Rxe7 Qxe7 35. Rxc5 Bf7 {[#]} 36. Rxd5 $1 {[%mdl 512]} Ra1+ (36... exd5 37. Qxe7) 37. Kh2 e5 38. Rd7 Qb4 (38... Qe8 $16 {is a better defense.} 39. Qc5 Ra8) 39. Rd8+ $18 Kh7 {[#]} 40. Bf5+ (40. h5 $1 $18 {[%mdl 512] Intending Bf5+ and mate.} Bxh5 41. Bf5+ Bg6 42. Qf3) 40... Bg6 $2 {[%mdl 8192]} (40... g6 $16) 41. Qf3 {Accuracy: White = 80%, Black = 34%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.4"]
[White "Sammed Jaykumar, Shete"]
[Black "Van Wely, Loek"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2387"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,85,12,29,27,0,8,8,8,17,18,0,0,0,0,0,-6,-52,-34,-64,0,0,0,-5,43,22,111,0,0,0,0,0,0,0,0,0,108,10,153,45,51,66,57,45,37,0,57,60,51,56,94,102,81,97,86,97,81,41,41,41,41,41,55,0,166,40,23,43,43,32]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Bxc6 dxc6 6. d3 Nf6 7. Nc3 Nd7 {B31: Sicilian: 2...Nc6 3 Bb5 g6} 8. Be3 e5 9. h3 b6 10. Nh2 {LiveBook: 5 Games} h6 $146 ({Predecessor:} 10... Nf8 11. f4 exf4 12. Rxf4 Be6 13. Rf2 h6 14. Qd2 g5 15. Raf1 {½-½ (115) Caruana,F (2832)-Carlsen,M (2835) London 2018}) 11. f4 exf4 12. Bxf4 g5 13. Bg3 Ne5 14. Qh5 Be6 15. Rae1 Qd4+ 16. Kh1 O-O-O 17. a3 Qd7 18. Rd1 f5 (18... Rhf8 $15) 19. exf5 $11 Bxf5 20. Ne4 Bg6 21. Qe2 {Nf6 is the strong threat.} Rhe8 (21... Qe6 $1 $11) 22. b4 (22. Nf6 $16 Bxf6 23. Rxf6) 22... cxb4 23. axb4 Kb7 24. Nf3 Nxf3 25. Qxf3 {Threatens to win with Nd6+.} Rf8 26. Qe2 Ka8 {[#]} (26... Rfe8 $11 {keeps the balance.}) 27. Nd6 $1 $16 Bc3 {[#]} (27... g4 $1 $11 {remains equal.}) 28. b5 (28. Rxf8 $1 $16 {Qe6! would kill now.} Rxf8 29. Rf1 Rxf1+ 30. Qxf1 Bxb4 31. Qf8+ Be8 32. Qxe8+ Qxe8 33. Nxe8) 28... Bb4 $1 $14 {[%cal Rb4d6]} ({Don't go for} 28... cxb5 $2 29. Rxf8 Rxf8 30. Rf1 $18) 29. bxc6 Qxc6 30. Rxf8 Rxf8 31. Qe6 Bf5 (31... Bh5 $11 32. Qxh6 Bxd6 33. Bxd6 Rf2 34. Qh8+ Be8) 32. Qxh6 Bxd6 $1 33. Rf1 $40 {[%mdl 128] White has some attack.} Bd7 34. Rxf8+ Bxf8 35. Qxf8+ Kb7 36. Qe7 a5 37. Kh2 Ka6 38. c4 Bf5 39. Qd8 a4 40. d4 ({Better is} 40. Bf2 $14) 40... a3 $2 (40... Qxc4 $11 {and Black is okay.} 41. d5 g4) 41. d5 ({Stronger than} 41. Qxg5 a2 $17) (41. Qf8 $18) 41... Qxc4 42. Qa8+ Kb5 43. Qxa3 {Precision: White = 48%, Black = 48%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.5"]
[White "Pichot, Alan"]
[Black "Cao, Sang"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2584"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,142,26,27,30,35,27,22,33,100,87,96,66,98,64,110,104,141,121,118,50,64,43,63,48,53,-25,127,147,143,122,141,52,52,48,106,102,108,16,31,42,90,58,69,70,84,8,126,104,95,76,104,18,37,41,31,20,18,0,69,0,0,0,0,0,0,-106,-90,-96,-94,-109,-98,-212,-209,-167,-214,-323,-319,-621,-625,-1587,-1583,-1684,-1477,-1664,-1555,-978,-2164,-1921,-1415,-2139,-1300,-5215,-5796,-1044,-4063,-5922,-5857,-5436,-5145,-5403,-4591,-2681,-711,-711,0,0,0,0,0,0,0,0,0,-2279,-1653,-5988,-6077,-29961,-29965,-29975,-6326,-4894,-4650,-29983,-29973,-29984,-29985,-29985,-29986]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Qe2 Bb4 8. Bd2 O-O 9. a3 {B33: Sicilian: Pelikan and Sveshnikov Variations} (9. O-O-O d5 10. exd5 exd5 11. Be3 Qc7 12. Nb5 Qd8 13. f3 a6 14. N5d4 Re8 15. Qf2 Ne5 16. Bd2 Bd6 17. Kb1 a5 18. Bb5 a4 {½-½ (76) Amonatov,F (2620)-Korobov,A (2692) Doha 2016}) 9... Bxc3 10. Bxc3 e5 11. O-O-O {The position is equal.} Rd8 (11... Re8 $14) 12. Rd6 $16 Qc7 13. Rxf6 $1 gxf6 14. Qg4+ Kf8 15. Qh4 {[%mdl 1024] [#] White has strong compensation.} Ke7 $146 ({Predecessor:} 15... d6 16. Qxf6 Be6 {½-½ (41) Kanmazalp,O (2437)-Kurajica,B (2529) Izmir 2016}) 16. f4 d6 (16... d5 $2 17. exd5 Rxd5 18. Bc4 $18) 17. Be2 (17. fxe5 $16 Nxe5 18. Be2) 17... Qb6 $14 18. Kb1 {Threatens to win with Rf1.} Qe3 19. fxe5 $1 dxe5 20. Rf1 (20. Bb5 $1 $14 Qg5 21. Qf2) 20... Rd6 $2 (20... Qg5 $11 21. Qxg5 fxg5) 21. Bc4 $16 a5 22. Bd2 $1 {[%cal Rd2e3]} (22. Qxh7 Be6 $15) 22... Qb6 23. Bg5 (23. Qxh7 Be6 $15) ({White should play} 23. Bd5 $16) 23... Nd8 $1 $14 ({Wrong is} 23... fxg5 $2 24. Rxf7+ Ke8 25. Qxh7 $18) 24. Bh6 Bd7 (24... Ke8 $14) 25. Bd5 Rc8 26. Bd2 (26. Bg7 $16) 26... Qa6 $11 27. Rf2 b6 {With the idea ...Bc6.} 28. Bc3 ({Of course not} 28. Qxh7 $6 Be6 $11) 28... Rxc3 $1 29. bxc3 b5 30. Nc5 (30. g4 $1 $16 {[%cal Rg4g5] Hoping for g5.} h6 31. Nc5 (31. Qxh6 Qb6 $14)) 30... Qc8 (30... Qb6 $11 31. Nd3 b4) 31. Nxd7 $16 Qxd7 32. g4 {Black must now prevent g5.} h6 33. Qxh6 (33. Rf3 $16) 33... Qxg4 $11 34. Qe3 Ne6 $1 35. Kb2 {And now Qa7+ would win.} Nf4 $1 36. Ba2 Qd7 (36... Qg1 $1 $11) 37. Qc5 (37. h4 $1 $14) 37... Qc6 $36 {[%mdl 2048] Black has some pressure.} 38. Qa7+ Rd7 39. Qxa5 Qxe4 40. Qb4+ (40. Qb6 $11 {keeps the balance.}) 40... Qxb4+ $17 41. cxb4 {[%mdl 4096] Endgame KRB-KRN} f5 {[#]} 42. a4 $1 {[%mdl 512]} bxa4 43. Ka3 (43. b5 $17) 43... Kf6 $19 44. b5 Ne6 $1 45. Kb4 (45. Rf1 $142 Nd4 46. b6) 45... e4 46. Bxe6 $2 (46. Rf1 Ke5 47. b6) 46... Kxe6 {KR-KR} 47. Re2 Ke5 48. c4 f4 49. c5 f3 50. Rf2 Kf4 51. c6 Rc7 52. Kc5 e3 53. b6 {[#]} Rxc6+ $1 {[%mdl 576] Promotion} 54. Kxc6 exf2 {KP-KP} 55. b7 f1=Q 56. b8=Q+ {KQ-KQ} Ke3 57. Qe5+ Kd2 58. Qa5+ Kc1 (58... Kd1 $142 59. Qxa4+ Ke1 60. Qa1+ Kf2) 59. Qc3+ {[#]} Kd1 $2 ({Better is} 59... Kb1 $1 $19 {( -> ...Qc1)} 60. Qb4+ Kc1 61. Qc3+ Kd1 62. Qa1+ Ke2 63. Qe5+ Kd2 64. Qa5+ Kd1 65. Qxa4+ Ke1) 60. Qa1+ $1 $11 Ke2 61. Qe5+ Kf2 $2 {[%mdl 8192]} (61... Kd1 $11 62. Qa1+ Ke2 63. Qe5+ Kd2 64. Qa5+ Kd1 65. Qxa4+ Ke1 66. Qh4+ Qf2) 62. Qg3+ $19 Ke3 63. Qe5+ $1 Kd2 64. Qa5+ {[#]} Kd1 $1 65. Qxa4+ Ke1 66. h4 Qd3 67. Qa5+ Kf1 (67... Kd1 $142 68. Qa1+ Kd2 69. Qa7 Qc4+ 70. Kd7 Ke2 71. Qb7 Qd3+ 72. Ke7 f2 73. Qb2+ Kf3 74. Qf6+ Kg3 75. Qxf7 Qa3+ 76. Ke8 Qa8+ 77. Kd7 Qa7+ 78. Ke8 Qxf7+ 79. Kxf7 f1=Q+ 80. Ke8 Kxh4 81. Kd7 Qb5+ 82. Kd6 Kg5 83. Kc7 Kf5 84. Kc8 Kf6 85. Kc7 Ke6 86. Kc8 Kd6 87. Kd8 Qd7#) 68. h5 f2 69. Qg5 Ke1 {Black mates.} 70. Qe5+ Kd1 71. Qa1+ Kd2 {Accuracy: White = 38%, Black = 60%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.6"]
[White "Dang, Hoang Son"]
[Black "Bogdanovich, Stanislav"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2385"]
[BlackElo "2536"]
[Annotator "RC"]
[PlyCount "92"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:03]} 2. c4 {[%emt 0:00:05]} c6 {[%emt 0:01:50]} 3. cxd5 {[%emt 0:01:43]} cxd5 {[%emt 0:00:17]} 4. Bf4 {[%emt 0:00:10]} Nc6 {[%emt 0:06:15]} 5. Nc3 {[%emt 0:01:38]} Nf6 {[%emt 0:07:20]} 6. Rc1 {[%emt 0:00:38]} Nh5 {[%emt 0:08:00]} 7. Bd2 {[%emt 0:05:23]} g6 {[%emt 0:08:37]} 8. e4 {[%emt 0:06:20]} Nf6 {[%emt 0:06:49]} 9. exd5 {[%emt 0:05:45]} Nxd5 {[%emt 0:00:19]} 10. Bc4 {[%emt 0:00:28]} Nb6 {[%emt 0:03:06]} 11. Bb5 {[%emt 0:07:55]} Qxd4 {[%emt 0:04:50]} 12. Nf3 {[%emt 0:05:02]} Qd8 {[%emt 0:03:05]} 13. Ne5 {[%emt 0:04:25]} Bd7 {[%emt 0:01:09]} 14. Nxd7 {[%emt 0:02:44]} Qxd7 {[%emt 0:04:03]} 15. O-O {[%emt 0:06:33]} Bg7 {[%emt 0:02:32]} 16. Be3 {[%emt 0:08:40]} Qxd1 {[%emt 0:05:06]} 17. Rfxd1 {[%emt 0:01:37]} O-O {[%emt 0:00:37]} 18. Bc5 {[%emt 0:00:22]} Rfc8 {[%emt 0:10:22]} 19. Bxb6 {[%emt 0:04:59]} Bxc3 {[%emt 0:02:49]} 20. Rxc3 {[%emt 0:02:34]} axb6 {[%emt 0:03:21]} 21. a3 {[%emt 0:00:14]} Rd8 {[%emt 0:02:59]} 22. Rcd3 {[%emt 0:07:05]} Rxd3 {[%emt 0:01:46]} 23. Rxd3 {[%emt 0:00:02]} Na7 {[%emt 0:05:14]} 24. Ba4 {[%emt 0:04:59]} Rc8 {[%emt 0:02:26]} 25. Kf1 {[%emt 0:02:29]} b5 {[%emt 0:00:57]} 26. Bd1 {[%emt 0:02:12]} Rc7 {[%emt 0:01:31]} 27. Ke1 {[%emt 0:00:46]} Nc8 {[%emt 0:00:31]} 28. Be2 {[%emt 0:09:39]} Nd6 {[%emt 0:00:35]} 29. Rb3 {[%emt 0:01:14]} Rc1+ {[%emt 0:02:41]} 30. Kd2 {[%emt 0:00:27]} Rg1 {[%emt 0:00:03]} 31. Bf3 {[%emt 0:00:30]} Rb1 {[%emt 0:00:39]} 32. Bd1 {[%emt 0:01:49]} Kg7 {[%emt 0:01:36]} 33. Kc2 {[%emt 0:00:10]} Ra1 {[%emt 0:00:02]} 34. g3 {[%emt 0:02:36]} g5 {[%emt 0:01:01]} 35. Rc3 {[%emt 0:00:47]} f5 {[%emt 0:00:47]} 36. f4 {[%emt 0:00:13]} g4 {[%emt 0:00:31]} 37. Rc5 {[%emt 0:01:00]} Kf6 {[%emt 0:00:55]} 38. Rd5 {[%emt 0:01:09]} Nc4 {[%emt 0:01:24]} 39. Rd3 {[%emt 0:00:01]} Rxd1 {[%emt 0:00:43]} 40. Rxd1 {[%emt 0:00:45]} Ne3+ {[%emt 0:00:02]} 41. Kd2 {[%emt 0:00:06]} Nxd1 {[%emt 0:00:03]} 42. Kxd1 {[%emt 0:00:03]} e5 {[%emt 0:00:16]} 43. fxe5+ {[%emt 0:02:06]} Kxe5 {[%emt 0:00:03]} 44. Kd2 {[%emt 0:00:34]} f4 {[%emt 0:00:25]} 45. Kd3 {[%emt 0:00:26]} f3 {[%emt 0:01:47]} 46. Ke3 {[%emt 0:00:13]} b4 {[%emt 0:00:36] Kd4+} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.7"]
[White "Chanda, Sandipan"]
[Black "Pham, Chuong"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2534"]
[BlackElo "2383"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,109,24,24,21,18,29,23,22,15,0,-30,-28,-22,-27,-49,-45,-48,-46,-83,-68,-88,-46,-47,-30,-37,-30,-35,-30,-38,-39,-27,-13,-20,-13,-9,0,-15,-15,-15,-2,-10,7,17,15,0,7,0,49,41,148,145,226,213,214,202,185,158,231,218,217,210,208,209,201,189,218,207,460,462,450,404,370,474,463,447,909,364,380,367,363,363,2553,2453,29972,29973,29970,29972,29971,29972,29970,29971,29973,29970,29970,6015]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Nbd7 7. Bd3 Bd6 8. Nge2 O-O 9. Qc2 h6 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} 10. Bf4 Bxf4 11. Nxf4 Nb6 $146 {White has an edge.} ({Predecessor:} 11... Re8 12. O-O a5 13. a3 Qe7 14. Rab1 b6 15. Na4 Bb7 16. b4 axb4 17. axb4 {0-1 (40) Sandipan,C (2566)-Zhou,J (2597) Sanya 2017}) 12. b4 Qd6 13. Rb1 Nc4 14. Bxc4 dxc4 15. Nfe2 Nd5 16. Nxd5 cxd5 17. Nc3 g6 {And now ...Bf5 would win.} 18. Qa4 Rd8 19. O-O h5 20. b5 Bf5 21. Rb2 h4 22. h3 Kg7 23. Qb4 Qe6 24. b6 a6 25. Na4 Rab8 26. Qc3 Re8 27. Nc5 Qf6 28. f3 Rec8 {[#] aiming for ...Rxc5!} 29. Rc1 Be6 30. a4 Rc6 31. a5 Kg8 (31... Rxc5 $5 32. dxc5 Qxc3 33. Rxc3 Rc8 $11) 32. Rd2 Qg5 (32... Rxc5 $14 33. dxc5 Qxc3 34. Rxc3 Rc8) 33. e4 $16 Qf4 {[#]} (33... Qe7 $16 {is a better defense.} 34. Qe3 Qd6) 34. Re1 $1 $18 Rd6 35. Rde2 Qg5 36. Kh1 Kh7 (36... Qf4 $16 37. Nxe6 Rxe6) 37. Qb4 {Nxb7! is the strong threat.} Qf4 38. Nxe6 Rxe6 39. exd5 Rxe2 40. Rxe2 Qxd4 {[%mdl 4096] Endgame KQR-KQR} 41. Re4 Qd1+ $2 (41... Qxd5 {was worth a try.} 42. Rxh4+ Kg7 43. Qc3+ (43. Qxc4 Rd8 $16) 43... f6) 42. Kh2 Qxd5 43. Rxh4+ Kg7 44. Qc3+ f6 45. Rxc4 {Threatens to win with Rc7+.} Rf8 (45... Qe5+ $142 46. Qxe5 fxe5 47. Rc7+ Kf6) 46. Rd4 (46. Rc7+ $142 Rf7 47. h4) 46... Qe6 47. Qc7+ Rf7 48. Qb8 Re7 $2 (48... g5 49. f4 Qf5) 49. Re4 Qd7 50. Rxe7+ {White mates.} ({Weaker is} 50. Rh4 Re8 $16) 50... Qxe7 51. Qc7 Kf8 52. Qxe7+ Kxe7 53. h4 f5 54. g4 f4 55. Kg2 {Accuracy: White = 64%, Black = 38%.} (55. Kg1 $142 Kf6 56. Kf2 Kg7 57. Ke2 Kf6 58. Kd3 Kf7 59. Kc4 Kf6 60. Kd5) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.8"]
[White "Sukandar, Irine Kharisma"]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2381"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,74,-14,39,37,22,29,30,33,24,29,44,0,0,-77,-43,-27,-47,-42,-46,-27,-41,-45,-45,-55,-52,-145,-150,-122,-123,-136,-141,-133,-18,-89,-79,-84,-86,-131,-125,-119,-114,-168,-167,-172,-150,-154,-111,-122,-104,-345,-367,-404,-404,-378,-373,-689,-665,-595,-577]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Nbd7 8. Qd2 b5 9. g4 Nb6 (9... h6 $11) 10. a4 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} Nc4 11. Bxc4 $1 bxc4 12. g5 {White has an edge.} Nd7 13. f4 Bb7 14. O-O Nc5 {[#]} 15. f5 $146 (15. Qg2 $11 {remains equal.}) ({Predecessor:} 15. Qg2 g6 16. Rad1 Qc7 17. Qg4 h6 {0-1 (29) Anand,V (2769)-Kasparov,G (2851) Kopavogur 2000}) 15... e5 16. Nde2 $1 Nxe4 17. Nxe4 Bxe4 18. Nc3 Bb7 19. Nd5 Qd7 20. b3 Qc6 $36 {[%mdl 2048] Black is pushing.} 21. Rfd1 (21. Rad1 $15) 21... cxb3 $17 22. cxb3 Qxd5 $1 23. Qxd5 Bxd5 24. Rxd5 Be7 (24... g6 $1 $17 25. Rf1 gxf5 26. Rxf5 h6) 25. Rc1 (25. b4 $11 {keeps the balance.}) 25... Kd7 26. Rcd1 Kc6 $1 27. Kf2 Rhb8 28. R5d3 Rb7 29. Bc1 (29. Rc1+ $17 Kd7 30. Rcc3) 29... Rab8 $1 $19 30. Rh3 Rxb3 31. Rxh7 Bf8 32. f6 gxf6 33. gxf6 $2 {[#]} (33. Rxf7 $17 fxg5 34. Bxg5) 33... d5 $1 34. Rxf7 Bc5+ 35. Kg2 {[#]} Rc3 $1 36. h4 $2 (36. Bg5 Rb2+ 37. Kh1) 36... Rc2+ 37. Kh3 Rb1 {Accuracy: White = 40%, Black = 80%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.9"]
[White "Xu, Yi"]
[Black "Navalgund, Niranjan"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2520"]
[BlackElo "2378"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,49,38,43,14,49,32,74,10,9,10,16,16,82,78,173,189,334,330,343,330,367,357,373,378,355,359,812,806,1509,1543,1431,1227,1634,302,1625,1603,29986,1617,29967,1586]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 Nh6 6. Nf3 f6 7. h3 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} O-O 8. Bd3 fxe5 9. fxe5 (9. dxe5 $16 Na6 10. g4) 9... c5 $11 10. dxc5 Nf7 $146 ({Predecessor:} 10... Nc6 11. O-O Nf7 12. Bb5 e6 13. Bf4 Qe7 14. Qe2 Qxc5+ 15. Be3 {1-0 (49) Areshchenko,A (2709)-Iordachescu,V (2582) Legnica 2013}) 11. Bf4 e6 (11... Nc6 $11) 12. Qe2 $36 {[%mdl 2048] White has strong initiative.} Qe7 (12... Nc6 $16) 13. h4 $18 Nd7 (13... h6 {was worth a try.} 14. g3 (14. Bxg6 Nh8 $17 {[%mdl 64] Discovered Attack}) 14... Qxc5) 14. h5 g5 15. h6 $1 Bxh6 16. Be3 Nxc5 17. Bxc5 Qxc5 {[#]} 18. Ne4 $1 {[%cal Re4c5][%mdl 512]} Qa5+ $2 (18... dxe4 19. Qxe4 Rd8) 19. c3 dxe4 20. Qxe4 {[%csl Gd3][%cal Re4h7]} Rd8 {[#]} 21. Rxh6 $1 {[%mdl 512]} Rxd3 (21... Nxh6 22. Qxh7+) 22. Qxh7+ Kf8 {And now ...Rxf3 would win.} 23. Rf6 {[%csl Gf6][%cal Rh7f7]} Rd7 24. Qh8+ Ke7 {[#]} 25. Qg8 {Accuracy: White = 68%, Black = 38%.} (25. Rxf7+ $142 $1 {[%mdl 512]} Kxf7 26. Nxg5+ Kg6 27. Qf6+ {[%mdl 64] Double Attack} Kh5 28. Nxe6 Qd8 29. Nxd8 Rxd8 30. Qxd8) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.10"]
[White "Setyaki, Azarya Jodi"]
[Black "Nasanjargal, Urtnasan"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2378"]
[BlackElo "2503"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,85,35,32,35,48,9,61,58,64,0,14,16,10,-17,52,19,14,9,12,24,33,0,0,0,0,0,16,0,0,0,7,6,10,9,9,10,62,53,78,46,46,35,42,11,12,15,16,17,12,12,22,10,174,172,285,285,277,277,277,258,251,251,251,251,8402,8339,8164,105]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Qc7 9. Bxf6 gxf6 10. f4 Bd7 11. Kb1 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7} O-O-O 12. f5 Qb6 $146 (12... Ne5 $11) ({Predecessor:} 12... Kb8 13. Bc4 Nxd4 14. Qxd4 Be7 15. Bb3 Qc5 16. Qd3 h5 17. Ne2 Rdg8 18. Nf4 Qe5 {½-½ (32) Rhodes,J (2448)-Kribben,M (2651) ICCF email 2010}) 13. Nxc6 $14 {White is slightly better.} Bxc6 14. Qf4 {fxe6 is the strong threat.} (14. Bc4 $5 {[%cal Rf5e6]}) 14... d5 {White must now prevent ...Bd6.} 15. fxe6 {[%cal Re4d5][%mdl 64] Discovered Attack} Ba3 {[%csl Ga3][%cal Rb6b2]} 16. b3 {[%cal Re4d5]} Qb4 (16... Qa5 $11 17. Qxf6 dxe4) 17. Qxf6 d4 $1 18. Nd5 $1 {[%cal Rd5b4]} Bxd5 19. exd5 Rxd5 {( -> ...Qc3!)} 20. Qf3 (20. Qxh8+ Rd8 $19) ({Not} 20. exf7 $2 Qc3 $1 $19 {[%mdl 512]}) 20... fxe6 {Hoping for ...d3!} 21. Bc4 Rd6 22. Rhe1 Re8 23. c3 $36 {[%mdl 2048] White fights for an advantage.} (23. Qf7 {gets mated.} Qc3 $3 {[%mdl 512]} 24. Qxe8+ Kc7 25. Qe7+ Kc6 26. Bd5+ exd5 27. Qe8+ Kb6 28. Qd8+ Rxd8 29. Re6+ Kc5 30. Rc6+ Kxc6 31. h4 Qb2#) 23... dxc3 24. Rxd6 Qxd6 25. Qxc3 Rd8 {Threatens to win with ...Bb4.} 26. Qe5 Qxe5 27. Rxe5 $11 {[%mdl 4096] Endgame KRB-KRB} Kb8 (27... Rd2 $11) 28. Rxe6 Rc8 29. Re1 b5 30. Bd3 h6 31. g4 Rc3 32. Rd1 Be7 33. Bf5 Rh3 34. Rd2 Bb4 35. Re2 {And now g5! would win.} Bd6 $2 {[#]} (35... Kc7 $11 {and Black has nothing to worry.}) 36. g5 $1 $18 Rxh2 (36... Rh5 {was called for.}) 37. Rxh2 Bxh2 38. gxh6 {KB-KB} b4 39. Kc2 Kc7 40. Kd3 a5 41. Kc4 {White wants to mate with Kd5.} Be5 $2 (41... Kc6 42. h7 Be5) 42. Kd5 Bh8 43. Ke4 $2 {Accuracy: White = 55%, Black = 55%.} (43. Ke6 $18 {is the precise move to win.} Kc6 44. Kf7) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.11"]
[White "Karthik Venkataraman"]
[Black "Nguyen, Dang Hong Phuc"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2494"]
[BlackElo "2376"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,79,11,10,5,20,32,5,-12,-24,-22,-7,-14,-19,-50,5,0,-10,-22,0,0,36,0,0,0,0,0,0,0,22,0,104,103,105,116,253,240,243,59,54,14,93,0,0,0,0,0,0,0,21,10,21,0,8,0,8,0,0,0,0,0,0,0,0,-9,311,310,535,532,1948,1772,1619,1581]} 1. d4 Nf6 2. Bg5 e6 3. e4 c5 4. e5 h6 5. Bc1 Nd5 (5... Nh7 6. c3 cxd4 7. cxd4 d6 8. exd6 Bxd6 9. Nf3 Nc6 10. Bd3 Nf6 11. O-O Nb4 12. Bc4 Bd7 {½-½ (65) Fier,A (2540)-Delgado Ramirez,N (2623) Curitiba 2019}) 6. c4 {A45: Trompowsky Attack} Nb6 7. Nf3 cxd4 8. Qxd4 {The position is equal.} Nc6 9. Qe4 d6 $146 ({Predecessor:} 9... d5 10. cxd5 exd5 11. Qe3 Bb4+ 12. Bd2 O-O 13. Bxb4 Nxb4 {½-½ (34) Danilov,I (2367)-Itkis,B (2447) Predeal 2006}) 10. exd6 Bxd6 11. Be3 {Threatens to win with c5.} Nd7 ({Black should try} 11... Bb4+ $15 12. Nc3 Na4) 12. Nc3 $11 Nf6 13. Qc2 Ng4 14. Bd2 Nge5 15. Nxe5 Bxe5 16. f4 Bd4 17. O-O-O Qe7 18. g4 Bd7 19. Ne4 Rc8 (19... e5 $11 20. h3 O-O-O) 20. Bc3 $16 e5 21. fxe5 Be3+ (21... Bxc3 $16 22. Nd6+ (22. Qxc3 O-O $11) 22... Kf8 23. Nxc8 (23. Qxc3 Rc7 $14) (23. bxc3 Rd8 $15) 23... Bxb2+ 24. Qxb2 Bxc8) 22. Kb1 $18 {Strongly threatening e6!} O-O 23. Qd3 $2 (23. Nd6 $1 $18) 23... Bf4 $1 $14 (23... Bxg4 24. Qxe3 Bxd1 25. Nf6+ $1 {[%mdl 512]} Kh8 26. Qe4 $18) 24. Nd6 ({Worse is} 24. Qxd7 Rcd8 $17) (24. Nf6+ $5 gxf6 25. exf6 $16) 24... Rb8 (24... Rcd8 $11) 25. Re1 (25. Bg2 $16) 25... Bxe5 $11 26. Nf5 Bxf5 27. Qxf5 {[%cal Re1e5]} g6 28. Qf3 Rfe8 29. Bg2 Qc7 30. h4 Rbd8 31. Rhf1 Bd4 32. Bxd4 Nxd4 33. Rxe8+ Rxe8 34. Qd3 Ne6 35. Qc3 b6 36. Bd5 Re7 $2 {[%mdl 8192] [#]} (36... Nf4 $1 $11 {and Black has nothing to worry.}) 37. Qf6 $1 $18 Qd7 $2 (37... b5 {keeps fighting.} 38. h5 (38. cxb5 Qd6 $18) 38... gxh5 39. gxh5 Qg3 40. Bxe6 {[%mdl 64] Overworked Piece} (40. cxb5 Rd7 $18) 40... Rxe6 41. Qxf7+ {[%mdl 64] Double Attack} Kh8) 38. h5 {White is clearly winning.} gxh5 39. gxh5 {Threatening mate with Rg1+.} Re8 40. Qxh6 {Accuracy: White = 52%, Black = 44%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.12"]
[White "Pham, Le Thao Nguyen"]
[Black "Nguyen, Duc Hoa"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2374"]
[BlackElo "2450"]
[Annotator "TA"]
[PlyCount "179"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,179,0,-14,51,6,36,41,30,6,38,36,38,37,49,31,37,0,0,0,0,-6,0,-6,12,0,0,0,2,0,12,-16,-13,-16,0,0,0,0,45,56,90,91,91,31,29,35,30,31,51,12,18,8,77,18,39,8,11,8,8,8,8,9,226,219,176,163,411,396,370,227,227,222,99,22,30,33,35,42,51,8,57,8,8,8,8,8,59,59,166,60,29957,12838,29958,29957,29958,29961,29961,29961,29963,29951,8248,56,65,56,59,59,59,59,59,59,59,59,59,63,85,91,91,98,183,61,63,63,63,64,2133,64,89,8,69,102,103,91,12847,5562,29948,29950,29960,29961,29956,29952,6078,1775,1440,1317,2681,1994,5409,2564,1479,1250,823,703,29971,29972,29972,29973,29972,29973,29973,29974,29973,29975,29975,29975,29971,29976,29971,29970]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 O-O 6. Nbd2 c5 7. c3 Nc6 8. Bd3 Ne7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (8... h6 $11) (8... b6 9. Qe2 Bb7 10. Rd1 Re8 11. e4 Be7 12. e5 Nh5 13. h4 cxd4 14. Nxd4 Nxg3 15. fxg3 Bc5 16. N2f3 f5 {½-½ (45) Esipenko,A (2593)-Karjakin,S (2753) St Petersburg 2018}) 9. O-O b6 10. e4 $146 ({Predecessor:} 10. Ne5 Bb7 11. f4 Nf5 {0-1 (11) Benjumea Rave,J (1748)-Sierra Mejia,J (2096) Medellin 2017}) 10... Bxg3 {White is slightly better.} 11. hxg3 dxe4 12. Nxe4 Nxe4 13. Bxe4 Rb8 14. dxc5 bxc5 15. Qxd8 Rxd8 16. Rfd1 {[%cal Rd1d8]} Ba6 17. Rxd8+ Rxd8 18. Re1 Rd6 19. Bc2 f6 20. Rd1 Nd5 21. Rd2 g6 22. Be4 Kf7 23. g4 h6 24. b3 Ke7 25. c4 $36 {[%mdl 2048] White has good play.} Nc3 26. Bxg6 Bb7 27. Rc2 $1 {[%cal Rc2c3]} Be4 28. Rxc3 (28. Bxe4 $1 $16 Rd1+ 29. Kh2 Nxe4 30. Ng1) 28... Rd1+ $14 29. Kh2 Bxg6 {[%mdl 4096] Endgame KRB-KRN} 30. Re3 Kd6 31. Kg3 a5 32. Re2 Bd3 (32... Rc1 $11) 33. Rb2 (33. Rd2 $1 $16 {[%cal Rd2d1]} Rxd2 34. Nxd2) 33... a4 34. bxa4 Bxc4 35. Rd2+ Rxd2 36. Nxd2 $11 {KB-KN} Bd5 37. Kf4 {And now Ne4+ would win.} Kc6 $2 (37... Bxg2 $11 {and Black has nothing to worry.} 38. f3 Bh1) 38. Ne4 $18 Bxa2 39. Nxf6 c4 $2 (39... Bb3 {was worth a try.} 40. Ke5 Bxa4) 40. Ke3 Kc5 41. Ne4+ Kb4 42. Kd2 $1 {Strongly threatening Nc3.} Bb1 (42... e5 $18 43. a5 Kxa5) 43. Nc3 (43. Nd6 $1 $16) 43... Bh7 $11 44. f4 Bg6 45. g3 Bh7 46. Ne2 {With the idea a5!} Be4 $1 47. Nd4 c3+ 48. Kc1 Bd5 49. f5 e5 (49... exf5 $1 $11 50. gxf5 Kxa4) 50. Ne2 $1 $14 Bc4 {[#]} (50... Bb3 $14) 51. f6 (51. a5 $1 $18 {[%mdl 512]}) 51... Bf7 $2 {[%mdl 8192] [#]} (51... Bb3 $14) 52. a5 $1 {[%mdl 512]} Kxa5 53. Nxc3 Kb6 {[#]} 54. g5 $1 {[%cal Rg5h6][%mdl 512]} h5 {[#]} (54... hxg5 55. Ne4) 55. Nd5+ $1 {[%mdl 512]} Kc6 (55... Bxd5 56. g6) 56. Ne7+ Kd6 57. Nf5+ $2 (57. g6 $18 Be8 58. Nf5+ Ke6 59. f7 Bxf7 60. gxf7 Kxf7 61. Ne3) 57... Ke6 58. Ng7+ Kd5 59. Kd2 Ke4 60. Ke2 $1 Bg6 61. Kf2 $1 {Black must now prevent Ne6.} Kd5 $1 62. Nf5 Ke6 63. Nh4 Be8 64. Kg2 Bc6+ 65. Kh3 {Hoping for Nf5!} Bd7 {[#]} (65... Kf7 $16 {was necessary.} 66. Ng2 Be4) 66. Ng2 (66. Kh2 $1 $18) 66... Kf5 67. Kh4 Be8 $1 68. Ne3+ Ke4 $2 {[%mdl 8192]} (68... Ke6 $14 69. g4 hxg4 70. Kxg4 Bf7) 69. Nc4 $2 (69. g4 $18 hxg4 70. Kxg4) 69... Kd5 70. Nb6+ (70. g4 $16 hxg4 71. Ne3+ (71. Kxg4 Kxc4 72. Kf5 Kd5 $11) 71... Ke6 72. Kxg4) 70... Kd4 (70... Ke6 $11) 71. Nc8 $1 {[%cal Rc8d6]} e4 {[#] ...e3 is the strong threat.} 72. Ne7 $1 {aiming for g6.} e3 $2 {[%mdl 8192]} (72... Ke5 $16) 73. g6 $18 e2 74. f7 Bd7 75. f8=Q e1=Q 76. g7 Be6 77. Qf4+ (77. Qf3 $142 Qe4+ 78. Qxe4+ Kxe4 79. g8=Q Bxg8 80. Nxg8) 77... Kc3 78. Qf6+ Kb4 79. Qd4+ Kb3 80. g8=Q Qh1+ 81. Kg5 {Qb8+ would kill now.} Bxg8 82. Nxg8 h4 83. gxh4 {White mates.} Qg2+ 84. Qg4 Qd5+ 85. Kh6 Qd6+ 86. Qg6 Qf4+ 87. Qg5 Qf8+ 88. Kh7 Qf7+ 89. Kh8 Ka4 90. h5 {Accuracy: White = 45%, Black = 34%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.13"]
[White "Chu, Wei Chao"]
[Black "Pascua, Haridas"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2373"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,85,48,48,111,82,97,96,98,84,115,103,114,60,62,72,66,70,65,68,58,56,55,51,68,68,83,54,59,45,95,93,116,123,116,108,114,74,64,54,43,26,31,20,530,512,43,0,0,0,0,0,0,0,0,0,0,0,0,0,240,228,233,223,4950,4870,2566,1807,1582,1484]} 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nd7 5. e4 e5 6. Be2 Ngf6 7. O-O O-O 8. Qc2 c6 9. Rd1 Qc7 10. d5 {LiveBook: 12 Games} c5 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (10... cxd5 $14 11. cxd5 (11. exd5 Nc5 $11) 11... a6) (10... cxd5 11. Nb5 Qb8 12. cxd5 Nc5 13. Nd2 a5 14. Nc4 Ncxe4 15. f3 Bd7 16. a4 Bxb5 17. axb5 Nc5 18. Nb6 {1-0 (42) Lenderman,A (2617)-Ivanchuk,V (2731) Tsaghkadzor 2015 CBM 166 [Pavlovic,M]}) 11. a3 a6 12. b4 $146 ({Predecessor:} 12. Rb1 b6 13. Ne1 Ne8 14. Be3 f5 15. f3 f4 16. Bf2 g5 17. b4 Nef6 18. Qa4 {1-0 (59) Mucha,M (2088)-Rogala,R (2037) Rewal 2010}) 12... b6 {White is better.} 13. Be3 Kh8 14. Rab1 Ng8 15. bxc5 ({White should play} 15. Rb3 $16) 15... Nxc5 $14 16. Na4 Rb8 17. Nxc5 bxc5 18. Rxb8 Qxb8 19. Rb1 Qc7 20. Qa4 $36 {[%mdl 2048] Black is under pressure.} Bf6 21. Bd2 Bd8 22. Bc3 f5 23. exf5 Bxf5 24. Rb2 Qc8 25. Qc6 Qxc6 26. dxc6 Be4 27. c7 (27. Rb8 {is interesting.} Kg7 28. Rb7+ Kf6 29. Rd7 Be7 30. Ra7) 27... Bxc7 28. Ng5 Nf6 29. Ne6 Rc8 $1 30. f4 Bb8 $2 {[%mdl 8192]} (30... Kg8 $11) 31. fxe5 $18 dxe5 $2 ({Better is} 31... Nd7 $18 32. Ng5 Bc6 33. exd6+ Kg8) 32. Rxb8 Rxb8 33. Bxe5 Rb1+ 34. Kf2 Rb6 35. Nxc5 ({Don't play} 35. Bxf6+ Kg8 $17) 35... Kg8 36. Nxe4 Nxe4+ $11 {[%mdl 4096] Endgame KRN-KB} 37. Ke3 Nc5 38. Kd4 Ne6+ $2 (38... Re6 $11 {and Black has nothing to worry.}) 39. Kd5 $18 {[%mdl 1024] White has strong compensation.} Kf7 40. c5 Rb3 $2 (40... Rb1 41. Kd6 (41. Bxa6 Rd1+ 42. Kc6 Rc1 $16) (41. Bg4 Nd8 $14) 41... Rb8) 41. Bc4 {White is clearly winning.} Rb1 {[#]} 42. Kd6 $1 Rd1+ {[#]} 43. Bd5 $1 {Precision: White = 63%, Black = 48%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.14"]
[White "Taher, Yoseph Theolifus"]
[Black "Krishna Teja, N."]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2446"]
[BlackElo "2370"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,0,0,0,4,-6,0,0,-3,0,-3,-10,11,13,16,7,12,14,4,9,22,20,33,24,49,43,53,45,60,0,0,0,0,-9,-7,-6,-8,-8,-8,-8,0,-6,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Nf3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} (6. Bd3 Nc6 7. Nge2 Bg4 8. f3 Bh5 9. h4 Bg6 10. g4 e6 11. h5 Bxd3 12. Qxd3 h6 13. O-O-O {0-1 (50) Jobava,B (2646)-Nisipeanu,L (2657) Spilimbergo 2018}) 6... Nc6 7. Be2 Bg4 8. Ne5 Bxe2 9. Nxe2 e6 10. O-O Rc8 11. c3 $36 {[%mdl 2048] Black is under pressure.} Bd6 12. Nd3 O-O 13. Re1 $146 ({Predecessor:} 13. Bxd6 Qxd6 {1-0 (56) Boguszlavszkij,J (2240)-Kislik,E (2320) Hungary 2011}) 13... b5 14. Nc5 {[#] Hoping for Nb7.} Bxc5 15. dxc5 Ne4 16. Be3 Ne5 17. Bd4 Nc4 18. b3 e5 $1 {[%cal Re5d4]} 19. bxc4 ({White should play} 19. f3 $1 $14) 19... exd4 $11 {The position is equal.} 20. Qxd4 Rxc5 21. cxb5 axb5 22. Nf4 Rc4 23. Qxd5 Nxc3 24. Qe5 Qd4 25. g3 g6 26. Qxd4 Rxd4 27. Ne2 Nxe2+ 28. Rxe2 Ra8 29. Rb1 b4 30. Reb2 Kg7 31. Rxb4 {Accuracy: White = 78%, Black = 45%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.15"]
[White "Raghunandan, Kaumandur Srihari"]
[Black "Liu, Guanchu"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2352"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,81,6,16,12,62,74,80,80,63,84,117,128,123,73,89,24,22,0,0,0,0,0,39,41,31,32,37,25,41,49,51,50,52,47,58,27,25,27,32,22,27,25,25,20,305,305,390,0,62,14,24,22,26,11,11,0,2,1,1,0,7,7,7,7,14,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 Nh6 7. c3 O-O 8. d4 cxd4 9. cxd4 d5 10. e5 {B31: Sicilian: 2...Nc6 3 Bb5 g6} Bg4 (10... f6 11. Qc2 Bg4 12. Nbd2 Qb6 13. h3 fxe5 14. hxg4 Nxg4 15. Nc4 dxc4 16. Qxc4+ Kh8 17. Qe6 Rf5 {½-½ (64) Vidit,S (2707)-Gelfand,B (2695) Poikovsky 2018}) 11. Nbd2 $1 Qb6 12. h3 {White is better.} Bxf3 13. Nxf3 c5 14. dxc5 Qxc5 15. Bd2 $146 ({Predecessor:} 15. Be3 Qa5 16. Nd4 Rfc8 17. g4 Kh8 {½-½ (35) Shehzad,S (1972)-Soural,J (2213) Prague 2018}) 15... Qb6 16. b4 (16. Re3 $16) 16... Nf5 $11 17. Qb3 e6 18. Rac1 Rfc8 19. Qd3 Ne7 20. a4 a6 21. b5 axb5 22. axb5 d4 23. Rxc8+ Rxc8 24. Nxd4 Rd8 25. Be3 $1 $36 {[%mdl 2048] White has the initiative.} Qa5 26. Qe2 Bxe5 27. Nxe6 fxe6 28. Bg5 Rd5 {[#] And now ...Nf5 would win.} 29. Bxe7 {Strongly threatening Rb1.} Qxb5 30. Qf3 {[%csl Ge7][%cal Rf3f8]} Qe8 $2 {[%mdl 8192]} (30... Qb8 $11 {and Black has nothing to worry.}) 31. Bf6 $18 Qb5 32. h4 $2 ({Only move:} 32. Bxe5 $18 Rxe5 33. Qa8+ Kf7 34. Ra1) 32... Bd6 (32... Qb4 $11 33. Rxe5 Rxe5 34. Bxe5 (34. Qa8+ Kf7 $11) 34... Qe1+ {[%mdl 64] Double Attack} 35. Kh2 Qxe5+ 36. g3 h5) 33. Qe4 (33. Bc3 {looks sharper.} Rf5 34. Qa8+ Bf8 35. Qc8 Qb6 36. Qxe6+ Qxe6 37. Rxe6 Bc5 38. Be1) 33... Qd7 34. Bc3 Be7 35. g3 Rd1 {The position is equal.} 36. Rxd1 Qxd1+ 37. Kh2 Qd5 38. Qf4 Qf5 {With the idea ...Qxf4.} 39. Qd4 {[%csl Gc3][%cal Rd4g7] [#]} Kf7 40. Kg1 h5 41. Kg2 {Accuracy: White = 55%, Black = 40%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.16"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Wang, Shixu B"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2434"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,93,15,6,16,16,14,16,10,-6,0,-2,2,-5,0,-14,-19,-33,10,-25,1,-31,-29,-43,-40,-35,-11,-77,-65,-84,-79,-124,-120,-143,-33,-128,-51,-40,-14,-8,-8,-33,-28,-81,-53,-61,-61,-59,-10,-8,0,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,210,150,535,406,2377,1602,29971,29972,29972,29973,29973,29974,29974,29975,29975,29975,29973,29975]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. c3 O-O 7. Nbd2 Ne7 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (7... a6 8. Bxc6 bxc6 9. d4 exd4 10. cxd4 Bb6 11. Qc2 Re8 12. Re1 c5 13. d5 Bg4 14. b3 Ba5 15. Re3 {½-½ (37) Vitiugov,N (2730)-Jakovenko,D (2748) Satka 2018}) 8. Re1 c6 9. Ba4 Ng6 {The position is equal.} 10. Nf1 Bb6 11. Ng3 d5 12. h3 h6 13. Qc2 Re8 14. b4 $146 ({Predecessor:} 14. Be3 Be6 15. Bxb6 Qxb6 {½-½ (33) Zajic,M (2482)-Mastrovasilis,A (2536) Porto Rio 2015}) 14... Be6 15. Rb1 a6 16. Bb3 Qd7 17. c4 Bc7 18. a4 Rad8 19. c5 (19. cxd5 $11 {remains equal.} cxd5 20. a5) 19... Nf4 $17 20. Bxf4 exf4 21. exd5 Nxd5 ({Much worse is} 21... fxg3 $6 22. dxe6 fxe6 23. d4 $11) 22. Bxd5 Bxd5 ({Better is} 22... Qxd5 $17 23. Ne2 Bxh3 $1 {[%mdl 512]}) 23. Ne4 {[#]} (23. Rxe8+ $1 $15 Rxe8 24. Ne4) 23... f5 (23... Be6 $1 $17 24. Rbd1 Qd5) 24. Ned2 $15 Rxe1+ 25. Rxe1 Re8 26. Qd1 g5 27. d4 (27. Nc4 $11) 27... Rxe1+ 28. Qxe1 g4 29. Ne5 Qg7 {Threatens to win with ...gxh3.} 30. hxg4 fxg4 31. Ndc4 g3 32. Nd6 gxf2+ 33. Qxf2 Bd8 34. Qe2 h5 35. Kf1 Qg5 36. Nf3 Qg6 37. Nxb7 Bf6 38. Nd6 Bxf3 $2 (38... Kh7 $11 {and Black stays safe.}) 39. gxf3 $18 Kg7 $2 (39... Kh7 $16) 40. Qg2 Qxg2+ (40... Bg5 $142 41. Ne4 Bd8) 41. Kxg2 {[%mdl 4096] Endgame KB-KN} Kf8 42. b5 {White mates.} axb5 43. axb5 cxb5 44. Nxb5 Ke7 45. d5 Kd8 46. c6 Be5 47. d6 {Accuracy: White = 54%, Black = 41%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.17"]
[White "Li, Yankai"]
[Black "Fenil, Shah"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2434"]
[BlackElo "2360"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,112,31,6,22,11,15,0,10,8,19,0,7,7,39,40,40,48,40,50,52,45,30,38,44,37,47,43,48,51,67,12,112,112,113,113,113,114,113,1,165,90,129,128,146,131,273,273,374,97,93,96,106,102,102,84,155,78,70,65,79,8,151,49,42,8,8,8,8,8,8,8,8,8,114,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b6 {E05: Open Catalan: 5 Nf3 Be7} (7... a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Bb7 12. Rd1 Qc8 13. Ba5 c5 14. dxc5 Bxc5 15. Nbd2 Nbd7 16. Nb3 Ba7 17. Qf4 Nb6 18. Bxb6 Bxb6 19. Rac1 Qe8 20. Ne5 Bxg2 21. Kxg2 {½-½ (75) Ding,L (2813)-Radjabov,T (2757) Wijk aan Zee 2019}) 8. Qxc4 Bb7 9. Nc3 c5 10. dxc5 Qc8 $146 ({Predecessor:} 10... Bxc5 11. Bg5 Nbd7 12. Rad1 Rc8 13. Qh4 Qe7 14. e4 h6 15. Bc1 {½-½ (108) Antic,D (2478)-Livaic,L (2358) Skopje 2016}) 11. Bg5 Nbd7 12. Rac1 Qxc5 13. Qxc5 Nxc5 14. Ne5 Bxg2 15. Kxg2 Nd5 16. Bxe7 Nxe7 17. b4 Na6 18. a3 f6 19. Nf3 Nc7 20. Ne4 Ned5 21. Rc6 (21. Nd4 $14) 21... a5 (21... Rfd8 $11) 22. Nd6 $36 {[%mdl 2048] Black is under strong pressure.} axb4 23. e4 bxa3 24. exd5 Nxd5 25. Ra1 (25. Nd4 $1 $16) 25... a2 $2 (25... Rfd8 $1 $11 {and Black has nothing to worry.}) 26. Rc2 (26. Nd4 $1 $18) 26... Nb4 27. Rc4 Nd5 28. Nd4 $1 {[%cal Rd4e6]} e5 (28... Rfd8 $16 29. N6b5 Ra5) 29. Ne6 $18 Rfb8 30. Nc7 $2 (30. Rc2 $18 {is the precise move to win.}) 30... Nxc7 $16 31. Rxc7 b5 32. Rc2 $1 Ra6 33. Ne4 Ra4 (33... f5 $142) 34. Nd2 (34. Re2 $142 $1) 34... Rba8 35. Nb3 b4 36. Nc1 (36. Rb2 $1 $16) 36... Kf7 {[#]} (36... Ra3 $1 $11 {keeps the balance.}) 37. Raxa2 ({White should play} 37. Rb2 $1 $16) 37... Rxa2 $14 38. Rxa2 (38. Nxa2 {keeps more tension.} b3 39. Rc7+ Kg6 40. Nc3 Rb8 41. Nb1) 38... Rxa2 39. Nxa2 $16 {[%mdl 4096] Endgame KN-KP} b3 40. Nc3 {next Kf3 is good for White.} Ke6 41. Kf3 f5 42. Ke3 {Threatening Kd3.} Kd6 {[#]} (42... f4+ $11 {remains equal.} 43. Ke4 (43. gxf4 b2 $16) 43... fxg3 44. fxg3 (44. hxg3 h5 $11) 44... b2) 43. f4 ({Better is} 43. Kd3 $1 $16) 43... exf4+ $11 {The position is equal.} 44. gxf4 h6 45. Kd4 g5 46. Kc4 b2 47. Kb3 gxf4 {White must now prevent ...f3.} 48. Kxb2 {And now Kc2 would win. KN-K3P} f3 49. Nd1 Ke5 50. Kc3 {Strongly threatening Nf2.} f2 $1 {[%cal Rf2f1]} 51. Nxf2 {KN-KPP} Kf4 $1 52. Kd4 {Nd3+ is the strong threat.} Kf3 53. Ke5 {Hoping for Nd3.} Kxf2 54. Kxf5 Kf3 55. h4 {Threatening mate with h5.} h5 56. Kg5 Ke4 {Accuracy: White = 39%, Black = 49%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.18"]
[White "Vo, Thi Kim Phung"]
[Black "Zhao, Yuanhe"]
[Result "1/2-1/2"]
[ECO "D80"]
[WhiteElo "2349"]
[BlackElo "2431"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,80,35,47,0,-5,-27,-22,-43,-1,-6,-14,-23,-15,-28,-20,-14,0,-32,-34,-34,-6,-69,-29,-87,-72,-81,-83,-74,-44,-44,-43,-47,-47,-48,-42,-50,-47,-46,-43,-58,-59,-65,-62,-69,-47,-43,-41,-61,-52,-41,-33,-41,-45,-87,-10,-11,-12,-19,-7,-18,-8,-8,-8,-8,0,-3,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. cxd5 Nxc3 6. bxc3 Qxd5 7. Nf3 Bg7 8. Qb3 Be6 9. Qxd5 {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5} (9. e3 $14) 9... Bxd5 $11 10. h4 $146 ({Predecessor:} 10. e3 c5 11. Bb5+ Nc6 12. O-O a6 13. Be2 h6 14. Bh4 cxd4 15. cxd4 g5 16. Bg3 O-O 17. a4 Rfc8 18. a5 Na7 19. Rac1 Nc6 20. Ra1 Na7 21. Rac1 Nc6 22. Ra1 Na7 {½-½ (22) Tilicheev,V (2408)-Ninov,V (2304) Sunny Beach 2015}) 10... c5 11. e3 h6 12. Bf4 Nc6 13. Bb5 O-O 14. O-O cxd4 15. cxd4 Rac8 16. Bxc6 Rxc6 17. Ne5 Rc3 18. Rfb1 (18. f3 $11) 18... Rfc8 19. a4 {[#]} (19. f3 $11) 19... g5 $1 {[%mdl 512]} 20. hxg5 hxg5 21. Bg3 Bxe5 (21... f6 {is more complex.} 22. Nd7 Be4 23. Re1 Bf5 24. Nc5 b6) 22. Bxe5 f6 23. Bg3 Be4 24. Rd1 a5 25. d5 Kf7 26. d6 exd6 27. Bxd6 R3c4 28. Bg3 Bc6 29. Rdb1 Kg6 30. f3 g4 31. e4 gxf3 32. gxf3 f5 33. exf5+ Kxf5 34. Be1 Rc2 ({Better is} 34... Bxf3 $17 {...Rc2 is the strong threat.} 35. Bd2 Bc6 36. Rf1+ Kg6) 35. Rc1 $1 {[%cal Rc1c2] The position is equal.} Rg8+ 36. Kf1 Rh2 37. Ra3 Kf6 {[#] And now ...Bd7 would win.} 38. Rc4 Rh1+ 39. Kf2 Rh2+ 40. Kf1 Rh1+ {Accuracy: White = 46%, Black = 46%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.19"]
[White "Laylo, Darwin"]
[Black "Saravana, Krishnan P."]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2430"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,107,-20,-18,-17,4,7,13,-31,-36,-31,-30,-37,7,-4,9,12,6,8,16,12,12,14,6,-5,9,0,18,15,18,0,48,12,13,23,22,22,19,20,17,25,20,0,0,0,0,0,0,0,0,-6,0,0,-1,-2,0,0,0,0,0,-6,0,0,10,10,10,10,10,10,20,20,20,19,19,11,19,0,547,518,1018,1026,898,881,2551,0,1891,1882,1773,1773,1644,1598,2556,2066,29962,29967,29977,29978,29980,29980,29980,29981]} 1. c4 e5 2. Nc3 Bb4 3. g3 Nf6 4. Bg2 O-O 5. d3 Re8 6. e4 {A22: English Opening: 1...e5 2 Nc3 Nf6} (6. Bd2 c6 7. Nf3 d5 8. O-O h6 9. Nxd5 Nxd5 10. cxd5 Bxd2 11. Nxd2 cxd5 12. Qb3 Be6 13. Qxb7 Nd7 14. Qa6 {1-0 (45) Gashimov,V (2746)-Topalov,V (2775) Monte Carlo 2011}) 6... c6 7. Nge2 d5 8. O-O {[%cal Re4d5] The position is equal.} dxc4 9. dxc4 Be6 $146 ({Predecessor:} 9... Nbd7 10. Qc2 Bf8 11. Rd1 Qc7 12. h3 a5 13. Be3 Nc5 {½-½ (74) Henneberg,I (2057)-Thinius,M (2389) Bad Zwesten 2004}) 10. b3 $1 Qc8 11. Qc2 Bh3 12. f3 Bxg2 13. Kxg2 Nbd7 14. a3 Bf8 15. Be3 Bc5 16. Qc1 Rd8 17. Rd1 Qc7 18. Na4 Be7 19. Ra2 Nb6 20. Nc5 Rxd1 21. Qxd1 Rd8 22. Rd2 Rxd2 23. Qxd2 Nbd7 24. Nxd7 Qxd7 25. Qxd7 (25. Qb2 {is interesting.} Qd3 26. Bxa7 Nd7 27. Nc1 Qd1 28. Qc3) 25... Nxd7 26. Bxa7 Bxa3 $11 {[%mdl 4096] Endgame KBN-KBN} 27. Be3 Kf8 28. Kf2 Ke7 29. Ke1 Nc5 30. Bxc5+ $1 Bxc5 {KB-KN} 31. Nc1 Kd6 32. Nd3 Bd4 33. Ke2 g6 34. f4 f6 35. Kf3 b5 36. f5 bxc4 37. bxc4 Bc3 38. h4 Bd2 39. fxg6 hxg6 40. g4 Ke6 41. Nc5+ Kf7 42. h5 Bh6 $2 {[%mdl 8192] [#]} (42... Bb4 $11 {and Black has nothing to worry.} 43. Nd7 Be7) 43. Nb7 $1 $18 {[%cal Rb7d8]} gxh5 (43... Bf8 $142 44. Nd8+ Ke8 45. Nxc6 Kd7) 44. gxh5 Ke6 45. Nd8+ Kd7 46. Nb7 $2 ({Only move:} 46. Nf7 $18 Bg7 47. h6) 46... Bd2 $2 {[%mdl 8192]} (46... Ke6 $11) 47. Kg4 Ke6 48. Nc5+ Kf7 49. Kf5 Kg7 50. Nd7 Bg5 {[#]} 51. Nxe5 $1 {[%mdl 512] White mates.} Be3 (51... fxe5 52. Kxg5) 52. Nxc6 Kh6 53. Nd8 Kxh5 54. Ne6 {Accuracy: White = 75%, Black = 32%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.20"]
[White "Huang, Renjie"]
[Black "Shyaamnikhil P"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2335"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,140,4,0,0,15,-5,-6,-16,-17,-3,-4,-14,-7,0,0,0,0,-7,-1,0,-8,-7,15,0,29,0,31,20,46,19,29,18,22,19,26,12,119,128,126,90,97,95,152,91,120,81,85,85,85,83,77,70,75,70,70,70,70,70,74,70,70,70,79,70,79,77,112,70,70,70,70,70,73,70,70,70,70,70,168,153,243,243,243,70,70,70,70,70,70,70,70,70,33,32,70,70,70,70,70,70,70,70,70,70,70,70,70,0,0,0,0,0,0,0,0,0,20,0,20,20,20,20,20,20,20,20,20,20,20]} 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bc4 e6 7. O-O Be7 8. Qf3 {B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5} (8. Bb3 O-O 9. f4 b5 10. f5 e5 11. Nde2 Bb7 12. Bg5 Nbd7 13. Ng3 Rc8 14. Bxf6 Nxf6 15. Nh5 Rxc3 16. Nxf6+ Bxf6 17. bxc3 Bxe4 18. Bd5 Qb6+ 19. Kh1 Bxd5 20. Qxd5 Rc8 {1-0 (48) Kasimdzhanov,R (2704)-Grischuk,A (2774) Berlin 2015}) 8... Qc7 9. Be2 b5 10. a3 Bb7 11. Qg3 O-O 12. Bh6 {[%csl Gh6][%cal Rg3g7]} Ne8 13. Rad1 Bf6 $146 ({Predecessor:} 13... Kh8 14. Be3 Nc6 15. Nxc6 Bxc6 {½-½ (31) Shchebenyuk,M (2284)-Giobbi,C (2278) ICCF email 2002}) 14. Be3 Nc6 15. f4 Nxd4 16. Bxd4 Bxd4+ 17. Rxd4 Qc5 18. Qf2 Rc8 19. Rfd1 e5 20. fxe5 Qxe5 21. a4 {[%cal Ra4b5]} bxa4 22. Rxa4 Nf6 {[%cal Rf6e4]} 23. Qd4 Qg5 24. Bxa6 (24. Rb4 {is more complex.} Rc7 25. Bf3 Rd7 26. Nd5 Nxd5 27. exd5 Re8 28. Rb6) 24... Rxc3 (24... Bxa6 $11 {remains equal.} 25. Rxa6 Ng4) 25. bxc3 $16 ({Resist} 25. Qxc3 $6 Nxe4 26. Qf3 Nc3 $14) 25... Bxe4 {[%csl Ge4][%cal Rg5g2]} 26. Qd2 Qc5+ 27. Rd4 d5 {[#]} (27... h6 $142) 28. Bd3 (28. Bf1 $142 $1) 28... h5 29. Bxe4 Nxe4 30. Qe3 Nxc3 31. Re1 Rc8 32. Rd3 Qa5 33. Qe5 Qc5+ ({Don't blunder} 33... Ne4 $2 34. Rxe4 Rxc2 35. Rxd5 $18) 34. Qd4 {Hoping for Re8+!} Ne4 35. Qxc5 Rxc5 $14 {[%mdl 4096] Endgame KRR-KRN} 36. c4 Rxc4 37. Rxd5 Nf6 38. Rde5 Kh7 39. Re7 Kg6 40. Ra7 Ng4 41. h3 Nh6 $1 42. Ree7 Rc2 43. Rec7 (43. Red7 {feels hotter.} Rb2 44. Rdb7 Rc2 45. Re7 Kf6 46. Re4) 43... Rxc7 44. Rxc7 {KR-KN} h4 45. Kf2 Kg5 ({Black should play} 45... Kf5 $14 46. Ke3 g5) 46. Kf3 g6 {[#]} (46... Kf5 $16 47. Rc5+ Kf6) 47. Ke4 $1 $18 Kf6 48. Kf4 $2 ({White should try} 48. Rc6+ $18 Kg7 49. Kf4) 48... g5+ $1 $14 49. Ke4 Kg6 50. Ke5 f6+ 51. Ke6 Nf5 52. Rd7 Ng7+ 53. Kd5 Nh5 54. Ke4 Ng3+ 55. Kf3 Nf5 56. Ra7 Nh6 57. Ke4 Nf5 58. Ra2 Ng3+ 59. Kd5 Nh5 60. Ke6 (60. Kd4 $14) 60... Nf4+ $11 {The position is equal.} 61. Kd6 g4 62. hxg4 {aiming for Ra5.} Kg5 63. Ke7 Kxg4 64. Kxf6 {Ke5 is the strong threat.} Kg3 65. Ra3+ Kg4 66. Ra4 {White wants to mate with Ke5.} Kg3 67. Kg5 Nxg2 68. Ra3+ Kf2 69. Kg4 {And now Ra2+ would win.} Ne3+ 70. Kxh4 {Strongly threatening Kg5.} Kf3 {Accuracy: White = 53%, Black = 64%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.21"]
[White "Nguyen, Van Huy"]
[Black "Tran, Minh Thang"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2428"]
[BlackElo "2343"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,67,29,36,12,31,37,32,47,45,19,35,10,3,0,0,0,0,0,12,6,19,12,9,6,12,0,0,0,0,0,12,12,11,11,12,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 c5 9. dxc5 Nc6 10. Na3 Bxc5 11. Nxc4 Qe7 12. Nce5 {E05: Open Catalan: 5 Nf3 Be7} Nxe5 (12... Nb4 13. Qc4 Nd7 14. Bd2 Nxe5 15. Nxe5 f6 16. Rac1 Bd6 17. Nd3 Nxd3 18. Qxd3 Rb8 19. Rfd1 b5 {1-0 (42) Wojtaszek,R (2637)-Abasov,N (2505) Warsaw 2009}) 13. Nxe5 Bd4 14. Nf3 {White is slightly better.} Bc5 $146 ({Predecessor:} 14... Ba7 15. b3 Qc5 16. Qxc5 Bxc5 17. Bb2 b6 18. Ne5 Nd5 19. Rfd1 Bd7 20. Nxd7 {1-0 (33) Crombleholme,A-Evans,R England 1989}) 15. Bf4 h6 16. Rac1 b6 $1 {The position is equal.} 17. Qb1 Nd5 18. Bd2 Bb7 19. Ne5 Bb4 20. Bxb4 Nxb4 21. Bxb7 Qxb7 22. Rc4 a5 23. Qe4 Qxe4 24. Rxe4 Rfd8 25. Rc1 Rac8 26. Rxc8 Rxc8 $11 {[%mdl 4096] Endgame KRN-KRN} 27. Rc4 Rd8 $1 28. Nc6 Nxc6 29. Rxc6 {KR-KR} Rd4 30. Rxb6 Rxa4 31. Kg2 Ra2 32. Kf3 a4 33. h4 h5 34. Ke4 {Accuracy: White = 42%, Black = 56%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.22"]
[White "Laxman, R.R."]
[Black "Mithil, Ajgaonkar"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2425"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "177"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,177,62,52,78,71,74,64,77,75,75,0,77,68,73,57,49,48,72,70,84,73,70,74,68,72,64,64,68,66,75,48,39,41,43,42,58,33,135,131,135,77,77,71,93,87,100,104,96,67,89,58,69,13,30,21,39,0,0,0,29,31,43,0,4,10,9,0,0,0,0,0,0,0,0,0,0,0,5,6,725,717,29982,2376,2366,2220,1391,264,252,0,0,0,0,0,0,0,0,0,952,962,763,785,1000,1002,1000,83,69,76,69,90,81,0,0,0,0,0,64,64,64,64,303,6,60,60,62,60,59,60,60,59,104,59,59,58,69,54,54,42,42,42,42,42,42,42,56,52,59,49,59,52,117,124,162,155,5202,0]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 Nbd7 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Bb7 12. Rd1 Rc8 13. Bf4 Ba8 {E09: Closed Catalan: Main Line: 7 Qc2 c6 8 Nbd2} 14. Qc2 Nf6 $146 ({Predecessor:} 14... Re8 15. c5 Nf6 16. Ne5 Nd5 17. Be4 g6 18. Bh6 Qc7 19. h4 bxc5 20. h5 cxd4 21. Nxf7 {1-0 (52) Krasenkow,M (2585)-Swicarz,M (2308) Lubniewice 2003}) 15. Ne5 Nh5 {White is slightly better.} 16. Be3 Nf6 17. Bf4 Nh5 $1 18. Bd2 Bd6 19. Bf3 Nf6 20. Bf4 Qc7 21. Qc3 c5 22. dxc5 bxc5 {Threatening ...Bxf3.} 23. Bxa8 Rxa8 24. Rxd6 $1 Qxd6 {[#]} 25. Ng6 $1 $36 {[%mdl 2560] Black is under pressure.} Qd7 (25... fxg6 26. Bxd6) 26. Nxf8 Rxf8 27. Be5 Ne4 28. Qe3 Qc6 29. Qf3 Rc8 30. Re1 f5 (30... Ng5 $14 31. Qxc6 Rxc6) 31. Rd1 $16 Qe8 32. Qd3 (32. Qb3 $142 $1) 32... Ng5 33. Qe3 Nf7 34. Bc3 Qc6 35. b3 h6 36. f4 Re8 37. Be5 Kh7 38. Qc3 (38. Bb2 $14) 38... Rg8 39. Kf2 g5 40. Qf3 (40. Qe3 {feels hotter.} a5 41. a4 Re8 42. fxg5 Nxg5 43. Rd3) 40... Nxe5 41. fxe5 $11 {[%mdl 4096] Endgame KQR-KQR} Qc8 (41... Qa6 {with more complications.} 42. Qe2 Qb7 43. Kg1 Rg7 44. Qe3 Qc8) 42. Rd6 Rg7 43. Qd1 Rf7 44. Qd3 Kg7 45. Qf3 f4 {Threatens to win with ...fxg3+.} 46. g4 Rd7 47. Qd3 Rxd6 48. exd6 {KQ-KQ} Qd7 49. b4 cxb4 50. c5 Kf6 51. Qd4+ e5 $2 {[%mdl 8192]} (51... Kf7 $11) 52. Qd3 $1 $18 {[%cal Rd3f5] Black must now prevent Qf5+!} Qa4 53. Qf5+ (53. d7 $142 Qxa2+ 54. Kg1 Qa1+ 55. Kg2 f3+ 56. Kxf3 e4+ {[%mdl 64] Decoy} 57. Kxe4 Qh1+ 58. Ke3 Qg1+ 59. Kf3 Qh1+ 60. Kg3 Qe1+ 61. Kg2) 53... Kg7 54. Qxe5+ Kg6 55. Qe6+ $2 (55. Qe4+ Kg7 56. Qd4+ Kf7 57. Qc4+ Kf6 58. c6) 55... Kg7 56. Qc4 $2 (56. Qe7+ $18 Kg6 57. Qe6+ Kg7 58. Qe5+ Kg6 59. Qe4+ Kg7 60. Qd4+ Kf8 61. Qf6+ Kg8 62. Qg6+ Kf8 63. Qxh6+ Kg8 64. Qxg5+ {[%mdl 64] Double Attack} Kh7 65. Qe7+ Kg6 66. Qe4+ Kf7 67. Qxf4+ Kg8 68. Qc4+ Kg7 69. Qd4+ Kh6 70. d7 Qxa2+ 71. Kg3) 56... Qd1 $11 57. Qxb4 {And now Qc3+ would win.} Qc2+ 58. Ke1 {Hoping for Qd4+.} Qc1+ 59. Ke2 Qc2+ 60. Qd2 f3+ $2 {[%mdl 8192]} (60... Qxc5 $11 61. d7 Qb5+ 62. Qd3 Qb2+ 63. Kf1 Qa1+ 64. Kf2 Qb2+ 65. Ke1 Qc1+ 66. Qd1 Qe3+ 67. Kf1 Qh3+ 68. Kg1 Qe3+ 69. Kh1 Qe4+ 70. Kg1 Qe3+ 71. Kh1 Qe4+ 72. Kg1 Qe3+) 61. Ke3 $18 Qxc5+ 62. Kxf3 Qc6+ 63. Kg3 Kf6 64. d7 $2 (64. Qd4+ $18 {and White stays clearly on top.} Ke6 65. d7 Qc7+ 66. Kf3 Qxd7 67. Qxd7+ Kxd7 68. Ke4) 64... Qc7+ $16 65. Kf3 Qc6+ 66. Kf2 Qb6+ 67. Qe3 ({White should play} 67. Ke2 $16 Qe6+ 68. Kf3 Qc6+ 69. Kf2 Qb6+ 70. Kf3 Qc6+) 67... Qb2+ $11 68. Kg3 Qb8+ 69. Kh3 Qc7 (69... Qd6 $11) 70. Qd4+ $14 Ke7 71. d8=Q+ Qxd8 72. Qxa7+ $2 (72. Qxd8+ $18 Kxd8 73. Kg3) 72... Kf6 (72... Kf8 $11) 73. Qh7 Ke5 $1 74. Kg3 Qd6 75. Qf5+ Kd4+ 76. Kg2 Kc3 77. Qf2 {Qg3+ is the strong threat.} Kb4 78. Qb2+ Ka4 79. Qb3+ Ka5 80. h3 (80. Qc3+ {seems wilder.} Kb5 81. Kh3 Ka4 82. Qc4+ Ka5 83. Qe2) 80... Qd2+ 81. Kf3 Qf4+ 82. Ke2 Qh2+ 83. Kd1 Qh1+ 84. Kc2 Qh2+ 85. Kb1 Qh1+ 86. Kb2 Qh2+ {[#]} (86... Qg2+ $14 87. Ka3 Qe4) 87. Qc2 $1 $16 {[%cal Rc2h2]} Qb8+ {[#]} 88. Kc1 $1 Qe5 $2 (88... Qg3 $16) 89. Qd1 $2 {[%mdl 32768] Accuracy: White = 46%, Black = 45%. . Loss on time!?} ({Only move:} 89. Qf5 $18 Qb5 90. Qxb5+ Kxb5 91. Kd2) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.23"]
[White "Nandhidhaa, P V"]
[Black "Bulmaga, Irina"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2240"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,128,-20,10,0,0,0,0,0,0,-13,-10,-79,-39,-70,-70,-78,-79,-71,-62,-65,-72,-128,-125,-102,-89,-123,-132,-143,-66,-83,-33,-59,41,35,51,-9,141,87,73,7,17,13,31,28,49,0,80,-11,0,0,0,0,167,129,230,209,270,97,95,101,93,95,81,96,87,87,80,0,0,0,0,0,0,0,0,0,0,-132,-133,-132,-139,-150,-157,-197,-129,-113,0,-178,-184,-177,-135,-213,-205,-288,-298,-322,-250,-333,-180,-180,-175,-349,-267,-862,-862,-845,-802,-689,-783,-891,-870,-1382,-1305,-29972,-29974,-29986,-29987,-29987,-29988]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. e4 c5 7. e5 {A05: Réti Opening: 1 Nf3 Nf6} Nfd7 8. Re1 Be7 9. c3 {The position is equal.} (9. Nbd2 Nc6 10. Nf1 Qc7 11. Bf4 h6 12. h4 O-O-O 13. c3 Rdg8 14. d4 g5 15. hxg5 hxg5 16. Be3 cxd4 17. cxd4 Kb8 18. a3 Qd8 19. b4 Qf8 20. Rc1 Qh6 21. Qa4 {1-0 (53) Kozul,Z (2613)-Kosteniuk,A (2555) Tallinn 2016}) 9... Nc6 10. Qe2 g5 11. Na3 $146 (11. Be3 $11 {keeps the balance.}) ({Predecessor:} 11. h3 h5 12. Nbd2 Qc7 13. g4 hxg4 14. hxg4 O-O-O 15. Nf1 Rdg8 16. a3 Nf8 17. d4 f5 18. exf6 Bxf6 19. dxc5 bxc5 20. Ng3 e5 21. Nh5 Nd7 22. Nh2 {½-½ (30) Caglar,S (2184)-Ziegenfuss,A (1969) Porto Carras 2018}) 11... g4 $17 12. Nd2 Ndxe5 13. d4 cxd4 14. cxd4 Ng6 15. Qxg4 h5 16. Qf3 (16. Qd1 $142) 16... Nxd4 17. Qd3 Nc6 18. Nb3 Qd7 19. Be3 Nge5 (19... O-O-O $17 20. Nd4 Nb4) 20. Qe2 $15 O-O-O 21. Rac1 Bxa3 ({Better is} 21... Ng6 $15) 22. bxa3 $14 Nc4 23. Bf4 (23. Bg5 $1 $14) 23... e5 (23... h4 $1 $11) 24. Bg5 (24. Bxe5 $142 N6xe5 25. Qxe5) 24... Rdg8 $16 25. h4 (25. Red1 $1 $16 Rxg5 26. Rxc4) 25... Rg6 $11 26. Nd2 Nxd2 27. Bxd2 {Qxe5 is the strong threat.} f6 28. Qd3 {[%mdl 1024] White has compensation.} e4 (28... Rg4 $11) 29. Qb3 ({White should try} 29. Qb5 $16) 29... Kb8 30. Bf4+ Ne5 31. Red1 {Strongly threatening Bxe4!} d4 $2 (31... Rg4 $1 $11 {and Black has nothing to worry.} 32. Bxe4 Rxf4 33. gxf4 Rg8+ 34. Bg2 Qg4) 32. Qb2 $36 {[%mdl 2048] Keeping Black busy.} Ka8 (32... Rd8 $16) 33. Rxd4 $18 {[%mdl 64] Double Attack} Qf5 34. Bxe5 $2 (34. Qd2 $18 {is more deadly. Threatening mate with Rd8+.} Rgg8 35. Rc7 Nf3+ 36. Bxf3 exf3 37. Rxb7 $1 {[%mdl 512]} Kxb7 38. Qe3) 34... fxe5 $16 {[#]} 35. Rxe4 $1 Bxe4 36. Qc2 Rg4 {[#]} 37. Re1 $1 {[%cal Rg2e4]} Kb8 38. Bxe4 Qf6 39. Rc1 ({White should play} 39. Rd1 $16 {Intending Rd7 and mate.} Rc8 40. Qe2) 39... Qd6 $1 $11 40. Bf3 Rd4 41. Qf5 {aiming for Rc6.} Rf8 42. Qxh5 Qf6 {And now ...Rd2 would win.} 43. Rc2 Rh8 $1 {[%cal Rh8h5]} 44. Qg5 (44. Rc6 $1 $11 Qg7 45. Qf5) 44... Qxg5 $17 45. hxg5 {[%mdl 4096] Endgame KRR-KRB} Rg8 46. Be2 Rxg5 47. Bb5 Rg8 (47... e4 $19 48. a4 Rc5) 48. Re2 Rg5 (48... Rd1+ $17 49. Kh2 Rg5) 49. a4 $2 (49. Rc2 $1 $11) 49... Kb7 $19 50. Rc2 Rg6 51. a5 (51. Kg2 $17) 51... bxa5 52. Rc5 (52. Kf1 $142) 52... e4 53. Re5 Kb6 54. Bf1 Rf6 (54... Rc6 $142 55. Rb5+ Kc7) 55. Rb5+ Kc7 {Threatens to win with ...e3!} 56. Rc5+ $2 (56. Rxa5 Kb7 57. Rb5+ Rb6 58. g4) 56... Kd8 {Hoping for ...e3!} 57. Bh3 $2 (57. Rxa5 e3 58. f4) 57... Rd1+ 58. Kg2 Rd2 {[%mdl 64] Double Attack} 59. Bf5 e3 60. g4 Rxa2 61. Re5 exf2 62. g5 Rd6 {Black mates.} 63. Bg4 Rdd2 64. g6 Ra1 {Accuracy: White = 36%, Black = 54%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.24"]
[White "Tu, Hoang Thong"]
[Black "Kulkarni, Rakesh"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2416"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,2,14,13,10,15,18,-4,18,-31,-23,-11,48,-39,-38,-38,-34,-34,-35,-32,-32,-32,-30,-30,-29,-32,-29,-36,-36,-47,-44,-47,-42,-214,-209,-189,-210,-207,-199,-198,-190,-187,-184,-186,-187,-207,-202,-200,-206,-224,-241,-322,-322,-322,-322,-538,-488,-518,-489,-653,-618,-823,-797,-811,-786,-1624,-1624,-1049,-798]} 1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. Ne2 (4. Nf3 e4 5. Nd4 Nf6 6. Nxc6 dxc6 7. d3 Bf5 8. Be2 Bd6 9. O-O Qe7 10. Nd2 O-O-O 11. Nc4 h5 12. Nxd6+ cxd6 13. dxe4 Bxe4 {0-1 (47) Nakamura,H (2786)-Caruana,F (2802) chess.com INT 2017}) 4... Nf6 5. d4 exd4 6. Nxd4 {A01: Nimzowitsch-Larsen Opening} Nxd4 7. Qxd4 d5 $146 ({Predecessor:} 7... Be7 8. c4 d6 9. Nc3 Bf5 10. h3 c5 11. Qf4 Bg6 {½-½ (41) Sabol,M (2299)-Kalivoda,J (2192) Czechia 2002}) 8. Nc3 {The position is equal.} c5 9. Qh4 Be6 10. O-O-O Qc7 (10... Be7 $11) 11. Ne2 (11. g4 $14) 11... Be7 $15 {Strongly threatening ...Ng4.} 12. Nf4 Ne4 13. Qh5 O-O-O $1 14. Nxd5 Rxd5 15. Rxd5 Nxf2 16. Rg1 $1 {And now Bc4 would win.} Bxd5 17. Qxd5 {Qf5+ is the strong threat.} Rd8 $40 {[%mdl 128] Black is up to no good.} 18. Qf5+ {[%mdl 64] Double Attack} Qd7 19. Qxd7+ Rxd7 {[%csl Gf2][%cal Rd7d1]} 20. Bc4 ({Much worse is} 20. Bxg7 Rd1+ 21. Kb2 Bg5 $19) 20... Bg5 $1 21. Bxg7 $2 {[#]} ({White should play} 21. Kb1 $15) 21... b5 $1 $19 ({Stronger than} 21... Bxe3+ 22. Kb1 $11) 22. Be2 f6 23. Bf8 Bxe3+ 24. Kb2 Rf7 25. Bd6 Kd7 26. Bg3 {[#]} Nd3+ $1 {[%mdl 576] Discovered Attack} 27. Bxd3 (27. cxd3 Bxg1) 27... Bxg1 {[%mdl 4096] Endgame KRB-KB} 28. a4 Kc6 29. a5 Bd4+ 30. c3 Be5 31. Be4+ Kd6 32. Bxe5+ $2 (32. Bh4 {keeps fighting.}) 32... Kxe5 {KR-KB. Black is clearly winning.} 33. Bf3 Kf4 34. Kc2 Ke3 35. Bd5 Rd7 36. c4 b4 37. Bc6 Rd2+ 38. Kc1 Ra2 {Accuracy: White = 31%, Black = 83%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.25"]
[White "Nouri, Alekhine"]
[Black "Le, Quang Long"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2064"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,110,15,20,30,0,37,0,0,-45,-35,-76,-63,-111,-56,-36,15,41,13,0,0,0,0,-126,-104,-126,-119,-128,-55,-55,-55,-55,-41,-39,-1,-9,0,-4,59,54,50,46,45,51,52,0,7,7,38,47,116,-7,0,-16,13,9,20,0,0,0,21,-28,-28,-28,-22,-27,-29,-32,-36,-75,-35,-106,-36,-109,-96,-105,-88,-101,-107,-93,-61,-70,-87,-343,-341,-332,-306,-487,-447,-533,-532,-510,-423,-29980,-29981,-29986,-29987,-29987,-29988]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O h6 7. Be3 Ne7 8. Nbd2 Qc7 {B12: Caro-Kann: Advance Variation} (8... Bh7 9. Nb3 Qc7 10. Rc1 Nb6 11. Qd2 Nc4 12. Qc3 Nxe3 13. fxe3 Ng6 14. Qe1 Be7 15. c4 O-O 16. cxd5 exd5 {½-½ (70) Le Roux,J (2572)-Sumets,A (2595) Belgium 2016}) 9. c4 g5 10. c5 Bg7 {The position is equal.} 11. Ne1 O-O-O 12. f4 $146 ({Predecessor:} 12. Qa4 Kb8 13. Rc1 f6 14. exf6 Bxf6 15. f4 {0-1 (30) Melendez Fierro,J (2330)-Garcia Palermo,C (2455) Zaragoza 1993}) 12... f6 13. g4 Bg6 ({Black should try} 13... gxf4 $17 14. Bxf4 fxe5) 14. Ng2 $15 gxf4 (14... Rdg8 $15) 15. Nxf4 $11 Bf7 16. Nd3 {Hoping for exf6.} Rdf8 {[%cal Rf6e5]} 17. exf6 Bxf6 18. Qa4 (18. Rxf6 $11 Nxf6 19. Bf4) 18... Bg5 $17 19. Bf4 Bxf4 20. Rxf4 Ng6 (20... Bg6 $17 21. Rxf8+ Rxf8) 21. Rf2 $15 Kb8 22. Raf1 Be8 23. Rxf8 Ndxf8 24. Nf3 $132 {[%mdl 2048] White is fighting back} Rg8 25. Qb4 Nf4 (25... h5 $11) 26. Nxf4 $14 Qxf4 27. Ne5 Qe3+ {[%mdl 64] Double Attack} 28. Rf2 Ng6 {Threatens to win with ...Rf8.} 29. Nxg6 (29. Qc3 $1 $14 Qxc3 30. bxc3) 29... Bxg6 30. Qc3 Qg5 31. Qg3+ Kc8 {[#]} (31... Ka8 $14) 32. Qf4 (32. h4 $1 $16 {[%cal Rh4g5]} Qc1+ {[%mdl 64] Double Attack} 33. Rf1) 32... Qxf4 $11 33. Rxf4 {[%mdl 4096] Endgame KRB-KRB} b6 34. b4 Kd7 35. Rf3 bxc5 36. bxc5 a5 37. Ra3 e5 38. dxe5 Ke6 39. Rxa5 Kxe5 40. Ra6 Rc8 {[%mdl 1024] Black has compensation.} 41. Ra4 Bc2 42. Rb4 ({White should play} 42. Ra3 $15) 42... Ra8 ({Better is} 42... d4 $17 {aiming for ...d3.} 43. Bf3 Be4 44. Bxe4 Kxe4) 43. Rb2 (43. Rb6 $1 $15) 43... Be4 $17 44. h4 Kd4 45. Kf2 Kxc5 46. Ke3 Ra3+ 47. Kf4 Kd4 48. g5 $2 {[%mdl 8192]} (48. Rb4+ $17 Kc5 49. Rb2) 48... hxg5+ $19 49. hxg5 c5 50. Bh5 (50. Rd2+ {was called for.} Kc3 51. Rd1) 50... c4 51. g6 {[#]} c3 $1 {[%cal Rc3b2]} 52. Rb4+ Kd3 {Strongly threatening ...c2.} 53. g7 (53. Rb1 $19 c2 54. Rg1) 53... c2 {Black mates.} 54. Ke5 c1=Q 55. Rd4+ Ke3 {Accuracy: White = 29%, Black = 44%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.26"]
[White "Nitin, S.."]
[Black "Arellano, Robert"]
[Result "1/2-1/2"]
[ECO "C46"]
[WhiteElo "2408"]
[BlackElo "2109"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,38,25,45,37,26,37,35,36,25,16,37,31,43,48,58,53,56,46,79,13,17,0,24,0,27,18,59,0,25]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. d4 exd4 5. Nxd4 Nf6 6. Bb5 Bd7 7. Bf4 {C62: Ruy Lopez: Steinitz Defence} (7. O-O Be7 8. Bf4 O-O 9. Re1 Nxd4 10. Qxd4 Bxb5 11. Nxb5 Nd7 12. Qc4 a6 13. Nc3 Bf6 14. Nd5 Rc8 15. Qb4 b6 16. Rad1 Re8 17. b3 Be5 18. Be3 a5 19. Qd2 Nf6 20. Bg5 {½-½ (59) Navara,D (2740)-Andriasian,Z (2585) Katowice 2017}) 7... Be7 8. Qd2 O-O 9. O-O-O {White is slightly better.} Nxd4 10. Qxd4 Bxb5 11. Nxb5 a6 $146 ({Predecessor:} 11... Nh5 12. Be3 Bg5 13. Kb1 Nf4 14. h4 Bf6 {½-½ (27) Kwiatkowski,A (1868)-Wrabel,A (1931) Warsaw 2006}) 12. Nc3 Nd7 13. Nd5 Bf6 14. Qd2 Ne5 15. Qe2 ({Better is} 15. Bxe5 $16 Bxe5 16. f4) 15... c6 $11 16. Nxf6+ Qxf6 17. Bd2 Qe6 18. Kb1 Nc4 19. Bc3 (19. Bc1 $14) 19... f5 {Accuracy: White = 48%, Black = 28%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.27"]
[White "Cheparinov, Ivan"]
[Black "Chandratreya Prachiti"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2683"]
[BlackElo "2071"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,85,9,37,-41,88,94,94,88,93,83,82,72,77,85,82,84,83,62,106,106,104,94,108,91,116,115,100,121,118,115,120,115,115,123,178,191,188,186,239,231,387,370,359,368,456,423,456,440,479,482,471,455,602,654,732,712,747,658,739,714,904,904,1250,932,2706,1957,7037,6920,5937,5909,5712,5485,29990,29991]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8. Bd3 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} ({White should play} 8. Qxg7 $14 Rg8 9. Qxh7) (8. Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 Nbc6 11. f4 dxc3 12. Nxc3 Nd4 13. Bb2 Bd7 14. O-O-O Qb6 15. Qd3 Ndf5 16. Rd2 Rc8 17. g3 Ne3 18. Ne4 Rxc2+ 19. Rxc2 dxe4 20. Qxe4 Nxc2 21. Qxc2 {½-½ (31) Giri,A (2752)-Carlsen,M (2834) Wijk aan Zee 2018}) 8... dxc3 (8... Qa5 $15 {stays ahead.} 9. Ne2 Nd7) 9. Qxg7 $16 Rg8 10. Qxh7 {White is better.} Nbc6 11. Nf3 Qc7 12. Bf4 {0-0 is the strong threat.} Bd7 ({Avoid the trap} 12... Rxg2 $2 13. Bg3 $18) 13. Bg3 O-O-O 14. O-O Rdf8 15. Rfe1 Be8 $146 ({Predecessor:} 15... Ng6 16. h4 Rh8 17. Qg7 Nce7 {1-0 (56) Rauzer,V-Rabinovich,I Leningrad 1936}) 16. Qh6 Rh8 17. Qe3 Rfg8 18. Qc5 Qa5 19. Qxa5 Nxa5 20. Bh4 Ng6 21. Bf6 Rh5 {White should prevent ...Nf4.} 22. g3 Nf8 23. h4 Nh7 (23... Nd7 $16) 24. Bxh7 $18 Rxh7 25. Re3 Rg4 (25... Bc6 {was worth a try.} 26. Ng5 (26. Rxc3 Nc4 $16) 26... Rxg5) 26. Rxc3+ Rc4 $2 {[#]} (26... Bc6 27. Rd1 Nc4) 27. Rxc4+ $1 Nxc4 28. g4 Nb6 29. Kg2 Nd7 30. Kg3 Nxf6 31. exf6 {[%mdl 4096] Endgame KRB-KRN} Kc7 32. Ne5 Kd6 33. f4 Ba4 34. c3 Bc2 35. h5 Be4 36. Ra2 b6 37. Rh2 Kc7 38. g5 Kd8 39. g6 fxg6 40. hxg6 Bxg6 41. Nxg6 Rf7 42. Rh8+ Kd7 43. Ne5+ {[%mdl 64] Double Attack. Accuracy: White = 82%, Black = 31%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.28"]
[White "Duong, The Anh"]
[Black "Wang, Hao"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2301"]
[BlackElo "2718"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,44,-31,-35,-132,0,0,0,-67,-85,-147,-168,-157,-164,-210,-197,-179,-182,-352,-318,-751,-404,-786,-766,-833,-480,-479,-472,-677,-674,-674,-664,-666,-665,-659,-658,-633,-626]} 1. d4 Nf6 2. Bg5 c5 3. Nc3 d5 4. e3 cxd4 5. Qxd4 (5. exd4 Nc6 6. Bxf6 gxf6 7. Qh5 e6 8. O-O-O Bb4 9. Nge2 Bd7 10. h4 Qe7 11. a3 Ba5 12. Rh3 O-O-O 13. Re3 {½-½ (39) Rapport,R (2707)-Vachier Lagrave,M (2789) Riadh 2017}) 5... Nc6 6. Qh4 {[#] D01: Veresov Opening} (6. Bb5 $15) 6... e6 (6... Ne4 $1 $17 {[%cal Re4c3][%mdl 512]} 7. Nxe4 dxe4) 7. Nf3 $146 ({Predecessor:} 7. O-O-O Be7 8. e4 d4 9. e5 Nd7 10. Bxe7 Qxe7 11. Qxe7+ Kxe7 12. Nb5 Ndxe5 13. Nxd4 Nxd4 14. Rxd4 {½-½ (57) Bui,V (2480)-Zeng,C (2350) Olongapo City 2010}) 7... Be7 8. e4 ({White should try} 8. O-O-O $11) 8... dxe4 $15 9. Nxe4 (9. Nd2 $142) 9... Nxe4 $17 10. Bxe7 {[#]} Qa5+ $1 ({Not} 10... Qxe7 11. Qxe4 f5 12. Qa4 $11) 11. c3 Nxc3 $1 12. Bg5 {aiming for Bd2.} Ne4+ $1 ({Stronger than} 12... Nxa2+ 13. Bd2 $16) 13. Kd1 $2 (13. Bd2 Nxd2 14. Nxd2) 13... Qd5+ $19 14. Bd2 $2 (14. Ke2 h6 15. Rd1) 14... O-O 15. Rc1 (15. Ke1 $142 Nxd2 16. Nxd2) 15... Ne5 {Hoping for ...Nxf3.Black is clearly winning.} 16. Qh5 Nxf3 {[%csl Ge4,Gf3][%cal Rd5d2]} 17. Qxd5 exd5 18. gxf3 (18. Be3 $142 Ne5 19. Ke1) 18... Nxf2+ {[%mdl 64] Double Attack} 19. Ke2 Nxh1 20. Bg2 Re8+ 21. Kf1 Bf5 22. Bxh1 Rac8 {Accuracy: White = 11%, Black = 77%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.29"]
[White "Priyanka Nutakki"]
[Black "Nguyen, Ngoc Truong Son"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2297"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,104,0,-28,-28,-20,-37,-41,-22,-73,-81,-84,-58,-104,-101,-104,-95,-96,-102,-108,-87,-123,-123,-123,-123,-123,-123,-123,-123,-166,-123,-123,-123,-123,-123,-123,-123,-123,-124,-141,-141,-141,-147,-141,-141,-160,-141,-155,-141,-156,-141,-163,-162,-156,-156,-162,-137,-137,-137,-137,-137,-137,-137,-29975,-29976,-29976,-29977,-29976,-29978,-29978,-29979,-29979,-29980,-29981,-29982,-29983,-29984,-29984,-29985,-29985,-29986]} 1. c4 c5 2. Nc3 g6 3. Nf3 Bg7 4. e3 Nf6 5. d4 O-O 6. Be2 cxd4 7. Nxd4 Nc6 8. O-O d5 9. cxd5 Nxd5 10. Nxd5 Qxd5 11. Bf3 Qc5 12. Nxc6 bxc6 13. Qa4 Rb8 14. Qxc6 {LiveBook: 10 Games. A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} Qa5 15. Qc2 $146 ({Predecessor:} 15. Rd1 Ba6 16. Qc2 Rfc8 17. Qd2 Qb6 18. a4 Rd8 19. Qe1 Bc4 20. a5 Qb3 21. Rd2 e6 {0-1 (48) Prasanna Raghuram,R (2424)-Smirnov,P (2588) Mumbai 2015}) 15... Bf5 16. e4 {Black is slightly better.} Rfc8 17. Qd2 (17. Qe2 $1 $11 {was the only way to keep the balance.} Be6 18. Rd1) 17... Qxd2 $17 18. Bxd2 Be6 19. Bc3 Bxc3 20. bxc3 Rxc3 21. a4 a5 22. Be2 Rb4 23. Bb5 Rxe4 24. Rfc1 Rxc1+ 25. Rxc1 {[%mdl 4096] Endgame KRB-KRB} Bb3 26. f3 Rb4 ({Worse is} 26... Bxa4 27. fxe4 Bxb5 28. Rc5 $16) 27. Rc8+ Kg7 28. Ra8 Bxa4 29. Bf1 Bc6 30. Rxa5 e6 31. Kf2 Bd5 32. Ra7 h5 33. Rc7 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 34. Rc2 f5 35. Rd2 Kf6 36. Be2 Rb1 37. Bd1 Ra1 38. Be2 g4 39. Bd1 Kg5 40. Be2 Rh1 41. Rd1 Rxd1 42. Bxd1 gxf3 43. gxf3 {KB-KB} Kf4 44. h4 $2 {[%mdl 8192] [#]} (44. Be2 $17) 44... e5 {Black mates.} 45. Be2 Bb3 46. Bb5 Bd1 47. Bc6 e4 48. fxe4 fxe4 {[%cal Bf5e4,Be4e3][%mdl 32]} 49. Bd5 Bf3 50. Be6 e3+ 51. Kf1 Kg3 52. Bc4 Kxh4 {Precision: White = 35%, Black = 92%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "2.30"]
[White "Xu, Minghui"]
[Black "Wen, Yang"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2293"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,59,91,26,26,9,13,22,28,24,29,35,48,31,42,29,40,29,33,35,47,44,39,32,25,24,29,25,27,4,10,0,0,0,0,0,0,0,0,-2,-3,-3,-3,-3,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. e4 c5 {[#]} 6. d5 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} (6. e5 $1 $16) 6... Qe7 $11 (6... exd5 7. exd5 Qe7+ 8. Nge2 O-O 9. Bd2 d6 10. O-O-O Ng4 11. Be1 Nd7 12. Ng3 Ndf6 13. h3 Ne5 {1-0 (35) Zhou,J (2597)-Wei,Y (2743) Shenzhen 2017}) 7. dxe6 Qxe6 8. f3 Nc6 9. Bd2 Nd4 10. Qd3 $146 ({Predecessor:} 10. Qd1 O-O 11. Nge2 Bb7 12. Nxd4 cxd4 13. Nb5 Bxe4 14. Bxb4 Bxf3+ {1-0 (37) Finegold,B (2481)-Sukandar,I (2423) Saint Louis 2017}) 10... Ba6 11. Rd1 O-O 12. a3 Bxc3 13. Bxc3 b5 {[%cal Rb5c4]} 14. Ne2 $1 ({Reject} 14. Bxd4 bxc4 15. Qe3 cxd4 $17) 14... bxc4 15. Nxd4 cxd3 16. Nxe6 fxe6 17. Bxd3 Bxd3 18. Rxd3 d5 19. Bxf6 Rxf6 {The position is equal.} 20. exd5 {[%mdl 4096] Endgame KRR-KRR} c4 21. Rd4 exd5 22. Rxd5 Rb8 23. Rd2 Rfb6 {[#] ...c3 is the strong threat.} 24. Ke2 Rxb2 25. Rc1 Re8+ 26. Kd1 Rb3 27. Rxc4 Rxa3 28. Rc7 h6 29. g3 Ra1+ 30. Kc2 Ra2+ 31. Kd1 Ra1+ 32. Kc2 Ree1 33. Rdd7 Rac1+ 34. Kd3 Rcd1+ 35. Kc4 Rxd7 36. Rxd7 {KR-KR} Rc1+ 37. Kb4 Rh1 38. Rxa7 Rxh2 39. g4 Rh3 40. Ra3 Kf7 41. Kc4 Kf6 42. Kd4 Kg5 43. Ke4 Kh4 44. Kf5 g5 45. Kg6 Kg3 46. f4+ Kxg4 47. Rxh3 Kxh3 48. fxg5 hxg5 49. Kxg5 {Accuracy: White = 73%, Black = 88%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.1"]
[White "Laxman, R.R."]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2425"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,54,33,0,17,0,0,-38,-32,-44,-37,-38,0,0,0,0,0,0,0,0,0,0,7,-22,-22,-38,-40,-62,-52,-85,-82,-83,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. Bd2 O-O 7. e4 Nxc3 8. Bxc3 b6 9. Rc1 Nd7 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (9... Bb7 10. Bd3 Nd7 11. O-O e6 12. b4 Qe7 13. Qb3 Rfd8 14. Bb2 Nf6 15. Rfe1 Ne8 16. Bb5 a5 17. bxa5 Rxa5 {½-½ (74) Dreev,A (2698)-Krasenkow,M (2663) Mainz 2005}) 10. b4 $146 ({Predecessor:} 10. Bd3 c5 11. d5 Qc7 12. O-O Ne5 13. Be2 Nxf3+ 14. Bxf3 Be5 15. h4 Rd8 16. h5 Bxc3 17. Rxc3 {1-0 (29) Myc,M (2318)-Borowicz,P (1984) Poland 2013}) 10... e6 11. b5 Bb7 {Black is slightly better.} 12. Bd3 a6 13. a4 Re8 14. O-O axb5 15. axb5 e5 16. Nxe5 Nxe5 17. dxe5 Bxe5 18. Bxe5 Rxe5 19. Qc2 Rc5 20. Qb3 Qd4 21. Rxc5 bxc5 22. b6 cxb6 23. Qxb6 {[#]} Bxe4 (23... Ra3 $1 $17 24. Qxb7 Rxd3) 24. Bxe4 $11 {The position is equal.} Qxe4 25. Qxc5 h5 26. h3 Re8 27. Rd1 Qe2 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.2"]
[White "Bulmaga, Irina"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2424"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,114,22,18,37,18,47,23,31,-3,18,7,43,0,5,-6,14,4,31,0,12,0,0,-18,-4,-97,-120,-107,-120,-114,-102,-112,-110,-126,-109,-183,-164,-170,-128,-124,-121,-171,-172,-152,-138,-141,-129,-139,-100,-96,-93,-118,-123,-93,-110,-223,-195,-402,-404,-408,-380,-391,-328,-995,-990,-923,-915,-1545,-1133,-1632,-1570,-1647,-1637,-1554,-1325,-6119,-5326,-5489,-8226,-29969,-29970,-29970,-29971,-29971,-29972,-29972,-29971,-29968,-29968,-29968,-29969,-29976,-29977,-29976,-29977,-29970,-29966,-5318,-5210]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Nxd4 10. Qxd4 h6 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7} (10... Be7 11. Kb1 b5 12. Bxf6 gxf6 13. Ne2 Rc8 14. Qd2 Qb6 15. Nf4 h5 16. g3 Rc7 17. Bd3 Kd8 18. c3 {½-½ (41) Anand,V (2776)-Carlsen,M (2843) Karlsruhe/Baden-Baden 2018}) 11. Be3 Be7 12. g4 Bc6 {White has an edge.} 13. Qd2 Rc8 14. Rg1 $146 ({Predecessor:} 14. Ne2 Nxe4 15. Qd3 Ng5 16. Nd4 Bd5 17. Bg2 Qa5 18. Nf5 Qxa2 19. Nxe7 Kxe7 {0-1 (49) Prasannaa,S (2171)-Navin,K (2358) Bhopal 2013}) 14... b5 15. Ne2 Nd7 16. Nd4 Bb7 17. Kb1 Ne5 18. Qe1 Qc7 19. f4 Bxe4 20. fxe5 dxe5 21. Bd2 (21. Nxb5 $1 $11 axb5 22. Bxb5+ Bc6 23. Qe2) 21... Qb7 $1 $17 ({Reject} 21... Bxc2+ $6 22. Nxc2 Qxc2+ 23. Ka1 $16) 22. Nb3 Bxc2+ 23. Ka1 Bxd1 24. Qxd1 O-O 25. Bg2 Qb6 26. Qe1 {[#]} (26. Rf1 $17) 26... Rc4 $1 $19 27. Be3 Qc7 28. Bf1 Ra4 29. Be2 Rd8 30. h4 Re4 31. Qf2 {[#]} Bxh4 $1 {[%mdl 512]} 32. Qf3 {[#]} (32. Qxh4 Rxe3) 32... Rxe3 $1 33. Qxe3 Bg5 34. Qe4 a5 {Threatens to win with ...a4.} 35. Kb1 g6 $36 {[%mdl 2048] Keeping White busy.} 36. a4 {[#]} (36. Bf3 $17) 36... f5 $1 {[%cal Rf5e4]} 37. Qc2 $2 (37. gxf5 {was worth a try.} exf5 38. Qc2 Qxc2+ 39. Kxc2) 37... Qxc2+ 38. Kxc2 bxa4 39. Nc1 e4 40. Rd1 $2 (40. Bc4 Rc8 41. b3) 40... Rc8+ 41. Kb1 Rxc1+ 42. Rxc1 Bxc1 43. Kxc1 {[%mdl 4096] Endgame KB-KP} Kf7 44. Kd2 Kf6 45. Ke3 Ke5 46. Bd1 f4+ 47. Kd2 Kd4 48. Bxa4 e3+ 49. Ke1 e5 50. Be8 g5 51. Bb5 e4 52. Bc6 f3 53. Bb5 Ke5 54. Bc6 Kf4 55. Bd7 Kg3 56. Bf5 f2+ 57. Ke2 Kg2 {Accuracy: White = 25%, Black = 84%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.3"]
[White "Bogdanovich, Stanislav"]
[Black "Setyaki, Azarya Jodi"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2536"]
[BlackElo "2378"]
[Annotator "RC"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:45]} g6 {[%emt 0:04:35]} 2. d4 {[%emt 0:00:48]} Nf6 {[%emt 0:00:13]} 3. Nc3 {[%emt 0:00:32]} d6 {[%emt 0:01:05]} 4. e4 {[%emt 0:00:56]} Nbd7 {[%emt 0:01:06]} 5. Nf3 {[%emt 0:02:10]} e5 {[%emt 0:00:20]} 6. Be2 {[%emt 0:01:32]} Bg7 {[%emt 0:00:16]} 7. O-O {[%emt 0:00:10]} O-O {[%emt 0:00:07]} 8. Be3 {[%emt 0:01:41]} c6 {[%emt 0:02:54]} 9. d5 {[%emt 0:04:42]} c5 {[%emt 0:00:41]} 10. Ne1 {[%emt 0:05:17]} Ne8 {[%emt 0:02:28]} 11. Nd3 {[%emt 0:01:20]} f5 {[%emt 0:00:52]} 12. exf5 {[%emt 0:01:50]} gxf5 {[%emt 0:02:05]} 13. f4 {[%emt 0:00:21]} Qe7 {[%emt 0:11:56]} 14. fxe5 {[%emt 0:06:21]} Nxe5 {[%emt 0:09:45]} 15. Nxe5 {[%emt 0:00:47]} Bxe5 {[%emt 0:01:41]} 16. Qd2 {[%emt 0:07:17]} Nf6 {[%emt 0:04:30]} 17. Bf4 {[%emt 0:01:33]} Bd7 {[%emt 0:01:24]} 18. Rae1 {[%emt 0:08:20]} Rae8 {[%emt 0:06:34]} 19. Bf3 {[%emt 0:08:53]} Bxf4 {[%emt 0:07:05]} 20. Qxf4 {[%emt 0:00:16]} Qxe1 {[%emt 0:00:21]} 21. Rxe1 {[%emt 0:00:13]} Rxe1+ {[%emt 0:00:06]} 22. Kf2 {[%emt 0:00:07]} Re5 {[%emt 0:00:14]} 23. Qg5+ {[%emt 0:02:50]} Kh8 {[%emt 0:04:34]} 24. Qh6 {[%emt 0:00:05]} Kg8 {[%emt 0:01:52]} 25. Qg5+ {[%emt 0:01:28]} Kh8 {[%emt 0:00:41]} 26. Qh6 {[%emt 0:00:03]} Kg8 {[%emt 0:00:11]} 27. h3 {[%emt 0:00:06]} Be8 {[%emt 0:18:04]} 28. Ne2 {[%emt 0:02:04]} b5 {[%emt 0:06:21]} 29. b3 {[%emt 0:04:30]} bxc4 {[%emt 0:00:14]} 30. bxc4 {[%emt 0:00:03]} Bd7 {[%emt 0:08:32]} 31. Nf4 {[%emt 0:01:32]} Re7 {[%emt 0:00:33]} 32. Kg3 {[%emt 0:06:22]} Rg7+ {[%emt 0:00:31]} 33. Kh2 {[%emt 0:02:33]} Rgf7 {[%emt 0:00:21]} 34. Ne6 {[%emt 0:06:47]} Bxe6 {[%emt 0:00:45]} 35. dxe6 {[%emt 0:00:03]} Rg7 {[%emt 0:02:27]} 36. Qf4 {[%emt 0:03:28]} Ne8 {[%emt 0:00:03]} 37. Bh5 {[%emt 0:02:25]} Nf6 {[%emt 0:00:59]} 38. Bf7+ {[%emt 0:00:26]} Rgxf7 {[%emt 0:01:23]} 39. exf7+ {[%emt 0:00:03]} Rxf7 {[%emt 0:00:09]} 40. Qg3+ {[%emt 0:00:58]} Kh8 {[%emt 0:00:41]} 41. Qxd6 {[%emt 0:00:06]} Ne4 {[%emt 0:00:07]} 42. Qe5+ {[%emt 0:00:17]} Kg8 {[%emt 0:00:02]} 43. g4 {[%emt 0:00:47]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.4"]
[White "Le, Quang Long"]
[Black "Chanda, Sandipan"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "2412"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,60,26,39,26,65,49,69,49,58,27,27,20,48,40,27,35,46,39,46,40,66,17,48,0,0,0,0,-18,0,-16,0,-95,-108,-167,-165,-163,-171,-333,-349,-442,-431,-876,-876,-4293,-2678,-2227,-1800,-6283,-6283,-29982,-29983]} 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nf3 O-O 6. O-O e6 {LiveBook: 35 Games. A87: Dutch Defence: Leningrad System: 5 Nf3} (6... d6 7. Nc3 c6 8. Qb3 Na6 9. Re1 Kh8 10. e4 e5 11. exf5 exd4 12. Nxd4 Nc5 13. Qd1 gxf5 14. Bf4 Nce4 15. Rc1 d5 16. Nxe4 Nxe4 {1-0 (35) Mamedyarov,S (2817)-Anton Guijarro,D (2642) St Petersburg 2018}) 7. Bf4 d5 8. Nbd2 c6 {White is slightly better.} 9. Ne5 Nbd7 10. Qb3 $146 (10. Rc1 {keeps more tension.} Ne4 11. Nef3 a5 12. e3 Ndf6 13. c5) ({Predecessor:} 10. Ndf3 Qe7 11. c5 Ne4 12. Qc1 Ndf6 13. Nh4 Nh5 14. Nhxg6 hxg6 15. Nxg6 {1-0 (34) Ploehn,H (2139)-Brem,S (2068) Bayern 2007}) 10... Ne4 11. Nxe4 Nxe5 12. cxd5 cxd5 13. Bxe5 Bxe5 14. dxe5 fxe4 15. Rac1 b6 16. Rc6 Qg5 17. Qc3 Bd7 $1 {[%cal Rd7c6]} 18. Rc7 Rac8 19. Rd1 Qf5 20. f3 exf3 21. exf3 (21. Bxf3 $11 g5 22. Rxc8 Rxc8 23. Qe3) 21... d4 $1 $36 {[%cal Rd4c3][%mdl 2048] Keeping White busy.} 22. Qc4 (22. Qc1 $17) 22... Qxe5 $19 23. Rxc8 {[#]} Qe3+ $1 24. Kh1 $2 (24. Kf1 Rxc8 25. Qe2 Qxe2+ 26. Kxe2) 24... Rxc8 25. Qb3 {[#]} d3 $1 {[%mdl 512]} 26. h4 (26. Qxd3 $142 Qxd3 27. Rxd3 Rc1+ 28. Bf1) 26... Rc1 {And now ...Rxd1+ would win.} 27. Kh2 {[#]} Rxd1 $1 28. Qxd1 Qe2 29. Qc1 d2 30. Qc7 d1=Q {Precision: White = 21%, Black = 52%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.5"]
[White "Gukesh D"]
[Black "Pham, Le Thao Nguyen"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2529"]
[BlackElo "2374"]
[Annotator "RC"]
[PlyCount "75"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:24]} 2. g3 {[%emt 0:00:00]} d5 {[%emt 0:00:24]} 3. Bg2 {[%emt 0:00:06]} c6 {[%emt 0:00:56]} 4. O-O {[%emt 0:00:16]} Bf5 {[%emt 0:00:41]} 5. d3 {[%emt 0:00:10]} e6 {[%emt 0:00:22]} 6. Nfd2 {[%emt 0:02:10]} Bc5 {[%emt 0:02:13]} 7. e4 {[%emt 0:02:20]} dxe4 {[%emt 0:03:44]} 8. dxe4 {[%emt 0:00:09]} Bg4 {[%emt 0:00:36]} 9. Qe1 {[%emt 0:00:44]} e5 {[%emt 0:01:54]} 10. h3 {[%emt 0:03:59]} Be6 {[%emt 0:05:32]} 11. Qe2 {[%emt 0:04:38]} Qc7 {[%emt 0:06:26]} 12. Kh1 {[%emt 0:10:33]} Nfd7 {[%emt 0:06:59]} 13. f4 {[%emt 0:01:34]} f6 {[%emt 0:04:32]} 14. Nc3 {[%emt 0:02:00]} Na6 {[%emt 0:05:46]} 15. a3 {[%emt 0:05:08]} O-O {[%emt 0:06:00]} 16. Nf3 {[%emt 0:03:35]} exf4 {[%emt 0:11:58]} 17. gxf4 {[%emt 0:00:14]} Rae8 {[%emt 0:01:03]} 18. b4 {[%emt 0:08:40]} Bb6 {[%emt 0:03:23]} 19. Na4 {[%emt 0:00:55]} Qc8 {[%emt 0:01:53]} 20. c4 {[%emt 0:03:57]} c5 {[%emt 0:02:36]} 21. b5 {[%emt 0:01:00]} Nc7 {[%emt 0:04:21]} 22. Be3 {[%emt 0:15:03]} Re7 {[%emt 0:02:09]} 23. Rad1 {[%emt 0:06:40]} Rfe8 {[%emt 0:04:05]} 24. Nh4 {[%emt 0:00:33]} g6 {[%emt 0:10:44]} 25. f5 {[%emt 0:11:03]} Bf7 {[%emt 0:01:44]} 26. fxg6 {[%emt 0:00:31]} hxg6 {[%emt 0:00:05]} 27. Nxb6 {[%emt 0:01:49]} axb6 {[%emt 0:01:31]} 28. Qg4 {[%emt 0:03:48]} Ne5 {[%emt 0:02:17]} 29. Qg3 {[%emt 0:00:32]} Re6 {[%emt 0:01:30]} 30. Bf4 {[%emt 0:02:01]} Rd8 {[%emt 0:01:19]} 31. Rxd8+ {[%emt 0:03:52]} Qxd8 {[%emt 0:00:01]} 32. Nf5 {[%emt 0:00:34]} Be8 {[%emt 0:05:21]} 33. Nh6+ {[%emt 0:00:55]} Kg7 {[%emt 0:00:37]} 34. Ng4 {[%emt 0:00:05]} Qe7 {[%emt 0:02:04]} 35. Nxf6 {[%emt 0:02:36]} Nxc4 {[%emt 0:00:18]} 36. Bh6+ {[%emt 0:00:29]} Kh8 {[%emt 0:01:27]} 37. Qh4 {[%emt 0:00:20]} Rxf6 {[%emt 0:00:16]} 38. Rxf6 {[%emt 0:00:46]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.6"]
[White "Cao, Sang"]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2385"]
[BlackElo "2520"]
[Annotator "RC"]
[PlyCount "77"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:36]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:26]} g6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:25]} Bg7 {[%emt 0:00:00]} 5. Bxc6 {[%emt 0:00:40]} dxc6 {[%emt 0:00:35]} 6. h3 {[%emt 0:03:00]} Nf6 {[%emt 0:00:32]} 7. Nc3 {[%emt 0:00:42]} Nd7 {[%emt 0:03:21]} 8. d3 {[%emt 0:00:51]} e5 {[%emt 0:11:56]} 9. Be3 {[%emt 0:04:35]} b6 {[%emt 0:00:10]} 10. Qd2 {[%emt 0:07:22]} h6 {[%emt 0:00:06]} 11. Nh2 {[%emt 0:00:38]} Nf8 {[%emt 0:00:10]} 12. f4 {[%emt 0:00:23]} exf4 {[%emt 0:00:10]} 13. Rxf4 {[%emt 0:00:19]} Be6 {[%emt 0:08:18]} 14. Raf1 {[%emt 0:02:05]} Nd7 {[%emt 0:00:45]} 15. R4f2 {[%emt 0:00:23]} Ne5 {[%emt 0:04:36]} 16. Nf3 {[%emt 0:02:36]} g5 {[%emt 0:06:49]} 17. Ne2 {[%emt 0:01:32]} Qd6 {[%emt 0:13:13]} 18. Qc1 {[%emt 0:02:31]} O-O-O {[%emt 0:04:43]} 19. Bd2 {[%emt 0:01:50]} c4 {[%emt 0:07:46]} 20. Nxe5 {[%emt 0:02:10]} Bxe5 {[%emt 0:01:49]} 21. Bc3 {[%emt 0:00:12]} Bxc3 {[%emt 0:01:29]} 22. Nxc3 {[%emt 0:00:20]} cxd3 {[%emt 0:01:48]} 23. Rd1 {[%emt 0:00:16]} d2 {[%emt 0:06:51]} 24. Rdxd2 {[%emt 0:06:43]} Qc5 {[%emt 0:01:06]} 25. Rxd8+ {[%emt 0:00:19]} Rxd8 {[%emt 0:00:15]} 26. Qe1 {[%emt 0:00:56]} Qe5 {[%emt 0:01:56]} 27. Rd2 {[%emt 0:03:11]} Qc5+ {[%emt 0:06:46]} 28. Kh2 {[%emt 0:04:16]} Rxd2 {[%emt 0:00:54]} 29. Qxd2 {[%emt 0:00:06]} Kc7 {[%emt 0:00:16]} 30. Kh1 {[%emt 0:02:58]} Qe5 {[%emt 0:08:07]} 31. a4 {[%emt 0:06:52]} h5 {[%emt 0:02:33]} 32. Qf2 {[%emt 0:02:57]} Kb7 {[%emt 0:01:47]} 33. Kg1 {[%emt 0:03:43]} g4 {[%emt 0:00:46]} 34. hxg4 {[%emt 0:01:01]} hxg4 {[%emt 0:00:07]} 35. g3 {[%emt 0:00:10]} f5 {[%emt 0:01:40]} 36. Qf4 {[%emt 0:03:24]} Qd4+ {[%emt 0:03:17]} 37. Qf2 {[%emt 0:00:13]} Qe5 {[%emt 0:00:49]} 38. Qf4 {[%emt 0:00:04]} Qd4+ {[%emt 0:01:09]} 39. Qf2 {[%emt 0:00:05]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.7"]
[White "Chu, Wei Chao"]
[Black "Karthik Venkataraman"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2373"]
[BlackElo "2494"]
[Annotator "ChessBase"]
[PlyCount "160"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:05:32]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:15]} 3. g3 {[%emt 0:00:00]} c5 {[%emt 0:00:17]} 4. d5 {[%emt 0:00:04]} exd5 {[%emt 0:00:04]} 5. cxd5 {[%emt 0:00:05]} d6 {[%emt 0:00:04]} 6. Nc3 {[%emt 0:00:07]} g6 {[%emt 0:00:04]} 7. Bg2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:04]} 8. Nf3 {[%emt 0:00:06]} O-O {[%emt 0:00:04]} 9. O-O {[%emt 0:00:05]} Re8 {[%emt 0:00:04]} 10. Re1 {[%emt 0:00:42]} Na6 {[%emt 0:00:05]} 11. Nd2 {[%emt 0:01:44]} Nc7 {[%emt 0:00:07]} 12. Nc4 {[%emt 0:00:41]} b5 {[%emt 0:00:38]} 13. Nxd6 {[%emt 0:00:08]} Qxd6 {[%emt 0:12:04]} 14. Bf4 {[%emt 0:00:09]} Qb6 {[%emt 0:03:46]} 15. d6 {[%emt 0:00:05]} Bb7 {[%emt 0:00:07]} 16. Bxb7 {[%emt 0:09:16]} Qxb7 {[%emt 0:00:17]} 17. dxc7 {[%emt 0:00:06]} b4 {[%emt 0:00:42]} 18. Na4 {[%emt 0:00:05]} Nd5 {[%emt 0:00:11]} 19. Bd6 {[%emt 0:18:33]} Nxc7 {[%emt 0:00:07]} 20. Nxc5 {[%emt 0:01:20]} Qc6 {[%emt 0:00:10]} 21. Bxc7 {[%emt 0:00:55]} Qxc5 {[%emt 0:00:04]} 22. Rc1 {[%emt 0:02:54]} Qb5 {[%emt 0:00:04]} 23. Qd2 {[%emt 0:04:05]} Re6 {[%emt 0:00:33]} 24. a3 {[%emt 0:06:24]} bxa3 {[%emt 0:12:41]} 25. bxa3 {[%emt 0:00:02]} Rae8 {[%emt 0:00:05]} 26. e3 {[%emt 0:02:28]} Bf8 {[%emt 0:07:00]} 27. a4 {[%emt 0:24:57]} Qxa4 {[%emt 0:00:12]} 28. Ra1 {[%emt 0:00:04]} Qc6 {[%emt 0:04:45]} 29. Rec1 {[%emt 0:02:05]} Qa8 {[%emt 0:00:17]} 30. Ba5 {[%emt 0:03:15]} Bg7 {[%emt 0:00:26]} 31. Bc3 {[%emt 0:00:22]} Bxc3 {[%emt 0:02:19]} 32. Rxc3 {[%emt 0:01:13]} a6 {[%emt 0:00:22]} 33. Rd3 {[%emt 0:04:38]} h5 {[%emt 0:04:56]} 34. h4 {[%emt 0:00:32]} Rc6 {[%emt 0:01:52]} 35. Rd7 {[%emt 0:02:12]} Rec8 {[%emt 0:01:21]} 36. Rd1 {[%emt 0:01:04]} Rc2 {[%emt 0:00:56]} 37. Qxc2 {[%emt 0:03:58]} Rxc2 {[%emt 0:00:05]} 38. Rd8+ {[%emt 0:00:03]} Qxd8 {[%emt 0:00:05]} 39. Rxd8+ {[%emt 0:00:02]} Kg7 {[%emt 0:00:05]} 40. Rd6 {[%emt 0:00:03]} a5 {[%emt 0:02:11]} 41. Ra6 {[%emt 0:01:06]} Ra2 {[%emt 0:00:13]} 42. Kg2 {[%emt 0:00:04]} a4 {[%emt 0:00:14]} 43. e4 {[%emt 0:00:09]} a3 {[%emt 0:00:16]} 44. Kf3 {[%emt 0:00:58]} Kf8 {[%emt 0:00:07]} 45. Ra7 {[%emt 0:00:04]} Ke8 {[%emt 0:00:06]} 46. e5 {[%emt 0:00:56]} Ra1 {[%emt 0:00:21]} 47. Kf4 {[%emt 0:02:04]} a2 {[%emt 0:01:07]} 48. Kg5 {[%emt 0:02:20]} Re1 {[%emt 0:00:09]} 49. Rxa2 {[%emt 0:00:03]} Rxe5+ {[%emt 0:00:04]} 50. Kf6 {[%emt 0:02:03]} Rf5+ {[%emt 0:00:11]} 51. Kg7 {[%emt 0:00:05]} Rf3 {[%emt 0:00:19]} 52. Re2+ {[%emt 0:00:17]} Kd7 {[%emt 0:00:06]} 53. Kf8 {[%emt 0:00:17]} Kd6 {[%emt 0:01:56]} 54. Kg7 {[%emt 0:02:40]} Kd7 {[%emt 0:01:48]} 55. Kg8 {[%emt 0:00:04]} Kd6 {[%emt 0:00:17]} 56. Kh7 {[%emt 0:03:20]} Kd7 {[%emt 0:02:49]} 57. Kh6 {[%emt 0:00:37]} Kd6 {[%emt 0:00:20]} 58. Kg7 {[%emt 0:01:15]} Kd5 {[%emt 0:02:05]} 59. Re7 {[%emt 0:01:14]} f5 {[%emt 0:13:25]} 60. Kxg6 {[%emt 0:00:08]} Rxf2 {[%emt 0:00:04]} 61. Kxh5 {[%emt 0:00:46]} Rf3 {[%emt 0:00:26]} 62. Rg7 {[%emt 0:00:18]} Ke6 {[%emt 0:00:18]} 63. Kh6 {[%emt 0:01:49]} Kf6 {[%emt 0:00:19]} 64. h5 {[%emt 0:00:28]} Ra3 {[%emt 0:00:06]} 65. Rg6+ {[%emt 0:00:05]} Kf7 {[%emt 0:00:05]} 66. Rg7+ {[%emt 0:01:08]} Kf6 {[%emt 0:00:04]} 67. Rg6+ {[%emt 0:00:09]} Kf7 {[%emt 0:00:05]} 68. Kh7 {[%emt 0:00:03]} Rb3 {[%emt 0:00:03]} 69. Rg7+ {[%emt 0:00:13]} Kf6 {[%emt 0:00:06]} 70. Rg6+ {[%emt 0:00:02]} Kf7 {[%emt 0:00:05]} 71. h6 {[%emt 0:02:13]} Ra3 {[%emt 0:00:18]} 72. Rg7+ {[%emt 0:00:05]} Kf6 {[%emt 0:00:05]} 73. Rg6+ {[%emt 0:03:10]} Kf7 {[%emt 0:00:05]} 74. Rg7+ {[%emt 0:00:21]} Kf6 {[%emt 0:00:06]} 75. Kh8 {[%emt 0:00:02]} Rb3 {[%emt 0:00:21]} 76. h7 {[%emt 0:00:09]} Ra3 {[%emt 0:00:46]} 77. g4 {[%emt 0:00:26]} fxg4 {[%emt 0:00:14]} 78. Rxg4 {[%emt 0:00:04]} Ra8+ {[%emt 0:02:36]} 79. Rg8 {[%emt 0:00:08]} Ra7 {[%emt 0:00:11]} 80. Rb8 {[%emt 0:00:11]} Kg6 {[%emt 0:00:55]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.8"]
[White "Kulkarni, Rakesh"]
[Black "Laylo, Darwin"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2298"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,81,33,33,35,36,35,46,37,40,39,33,37,24,37,47,44,36,41,48,48,43,43,37,81,60,63,52,58,60,64,50,51,54,54,56,94,9,27,8,18,16,60,64,73,-22,29,21,24,24,26,20,46,22,22,15,53,48,44,54,118,75,108,-13,-14,-22,-12,-64,-63,-55,0,0,0,-59]} 1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. Nf3 a6 (4... Nxd5 5. d4 c6 6. Be2 Qc7 7. O-O e6 8. Re1 Be7 9. c4 N5f6 10. Nc3 O-O 11. Bg5 Re8 12. Qd2 {½-½ (40) Vykouk,J (2430)-Vojta,T (2351) Czech Republic 2018}) 5. Be2 Nxd5 6. d4 {LiveBook: 3 Games. B01: Scandinavian Defence} e6 7. c4 Bb4+ 8. Bd2 {White is slightly better.} Bxd2+ 9. Qxd2 N5f6 10. Nc3 O-O 11. Ne5 $146 ({Predecessor:} 11. O-O c6 12. Rad1 {0-1 (57) Champion,P-Wu,E (1870) Cammeray 2011}) 11... Nxe5 12. dxe5 Qxd2+ 13. Kxd2 Nd7 $1 14. f4 b6 15. Bf3 Rb8 16. Ke3 b5 17. cxb5 axb5 18. Rac1 f6 19. exf6 Nxf6 20. Ne2 Nd5+ 21. Bxd5 exd5 22. Nd4 Bg4 23. Nc6 (23. g3 $16) 23... d4+ 24. Ke4 Ra8 25. a3 d3 26. Kxd3 Rxf4 27. Ne7+ (27. Rhf1 $16 Bf5+ 28. Kc3 Rxf1 29. Rxf1) 27... Kh8 (27... Kf8 $142 28. Rxc7 Rd8+ 29. Kc3 Rf7) 28. Rxc7 $11 Rd8+ 29. Kc3 Rf2 30. h3 Be2 $1 31. g4 (31. g3 {is interesting.} g5 32. Rc8 Rxc8+ 33. Nxc8 Rf3+ 34. Kb4) 31... g6 32. Rc8 Rxc8+ 33. Nxc8 {[%mdl 4096] Endgame KRB-KRN} h5 34. Nd6 h4 ({Black should try} 34... Rf6 $14) 35. Ne4 Rf3+ 36. Kd2 ({White has to play} 36. Kd4 $16) 36... Bc4 37. Ng5 Rd3+ 38. Kc2 ({Only move:} 38. Ke1 $1 $11) 38... Re3 $15 {[%mdl 1024] Black has compensation.} 39. Kd2 Rd3+ 40. Kc2 Re3 41. Kd2 {Precision: White = 39%, Black = 44%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.9"]
[White "Wang, Hao"]
[Black "Nguyen, Van Huy"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2718"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,55,32,1,32,0,5,9,0,0,17,29,25,28,27,16,27,20,49,44,45,38,48,53,81,45,91,91,178,226,218,205,218,195,364,364,346,323,312,0,357,356,722,733,1042,1017]} 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d3 Nf6 7. a3 Bd6 {B11: Caro-Kann: Two Knights Variation} (7... Qb6 8. g4 h6 9. Qg3 Nbd7 10. Bg2 O-O-O 11. O-O h5 12. g5 Ne8 13. h4 g6 14. b4 Bd6 15. Qh3 {1-0 (28) Lu,S (2599)-Wang,H (2712) Baku 2015}) 8. g3 O-O 9. Bg2 Nbd7 {The position is equal.} 10. O-O dxe4 (10... Be5 {feels hotter.} 11. Rb1 Re8 12. exd5 exd5 13. Ne2 h6) 11. Nxe4 $146 ({Predecessor:} 11. dxe4 e5 12. Qe2 Nc5 13. f4 Ne6 14. Be3 Bc5 15. Bxc5 Nxc5 16. Qf2 Qe7 {½-½ (48) Salgado Lopez,I (2555)-Schandorff,L (2501) Novi Sad 2009}) 11... Nxe4 12. Qxe4 Nf6 13. Qe2 e5 14. Bd2 Qb6 15. b4 Rfe8 16. Rfe1 a6 17. c4 {[#] c5 is the strong threat.} Qc7 18. Bc3 Nd7 19. d4 exd4 (19... e4 $16 {was called for.}) 20. Qxe8+ $18 Rxe8 21. Rxe8+ Nf8 22. Bxd4 f6 $2 {[#]} (22... Qd7 23. Rae1 Bxb4 24. axb4 Qxd4) 23. Rae1 Qf7 24. Rd8 Qc7 25. Rde8 Qf7 {intending ...Be5.} 26. Bb6 Qxc4 $2 (26... h5 27. Rd8 Be7) 27. Rd8 Qb5 28. Rxd6 {Accuracy: White = 64%, Black = 23%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.10"]
[White "Nitin, S.."]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2408"]
[BlackElo "2683"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,106,14,24,0,35,6,0,-5,-5,-23,-1,-44,-8,0,0,0,0,0,0,0,0,-10,0,0,0,-11,14,0,8,-131,-127,-139,-127,-143,-2,-13,-6,-8,-8,-33,0,0,0,0,0,0,0,0,76,0,0,0,0,0,0,0,0,0,388,20,23,35,36,31,41,0,0,0,0,-92,0,0,0,0,0,0,0,0,8,8,8,8,7,8,8,8,6,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. O-O-O {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (9. f4 Rc8 10. O-O-O h5 11. Kb1 Be7 12. Bd3 b5 13. h3 h4 14. Rhf1 Qc7 15. a3 Nb6 16. Bxb6 Qxb6 17. Rde1 {0-1 (52) Svidler,P (2756)-Indjic,A (2604) Porto Carras 2018}) 9... b5 10. f4 Be7 11. f5 Bc4 12. g4 h6 13. Qg2 Bxf1 (13... b4 $5 {[%cal Rc4f1]} 14. Bxc4 bxc3 $11) 14. Rhxf1 b4 15. Nd5 Nxd5 16. Rxd5 Qc7 $146 ({Predecessor:} 16... a5 17. Kb1 {0-1 (54) Rivas Romero,G (2193)-Landes,E (1954) ICCF email 2013}) 17. Kb1 a5 18. Rd3 Rc8 19. Rc1 a4 20. Nd2 Qb7 21. h4 Bxh4 22. g5 (22. Rxd6 $11 Bg5 23. Bxg5 hxg5 24. Rd1) 22... Bxg5 $1 $17 23. Bxg5 hxg5 24. Qxg5 {[#]} Kf8 ({Black should try} 24... Qc6 $1 $17 {Threatening ...Nf6.} 25. c4 Rh7) 25. Rxd6 $11 Nf6 26. Rd3 Qc7 27. c4 Rd8 28. Qe3 Rxd3 29. Qxd3 Ke7 30. c5 Rd8 31. Qe3 a3 (31... Qc6 $1 $11 {keeps the balance.}) 32. bxa3 ({Better is} 32. Nc4 $16) 32... bxa3 33. Nc4 Rd4 34. Qxa3 {Hoping for c6+.} Nxe4 35. c6+ Kf6 36. Ne3 Rd2 $2 {[%mdl 8192]} (36... Qd6 $11 37. Qxd6+ Nxd6) 37. Qb4 $2 (37. Qb3 $18) 37... Qa7 {[%csl Gd2][%cal Ra7a2]} 38. Nc2 Re2 39. Ka1 {Black must now prevent Qc4.} Qf2 $1 ({Don't go for} 39... Kxf5 $2 {[#]} 40. c7 $1 $18 {[%mdl 512]}) 40. Qc4 Nd6 {[%mdl 64] Double Attack} 41. Qc3 Nb5 42. Qc4 (42. Qa5 $11) 42... Nd6 (42... Qf4 $17 43. Qxf4 exf4) 43. Qc3 {The position is equal.} Qf4 {[%cal Rf4c1]} 44. Rd1 Nb5 45. Qd3 Qf2 46. Nb4 Qd4+ 47. Qxd4 exd4 {[%mdl 4096] Endgame KRN-KRN} 48. a4 Nc7 49. Rxd4 Kxf5 50. Rd7 {[%mdl 64] Double Attack} Re4 $1 51. Rxf7+ Ke6 52. Rxc7 {Rb7 is the strong threat.} Rxb4 53. Rxg7 Ke5 {Accuracy: White = 57%, Black = 63%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.11"]
[White "Demchenko, Anton"]
[Black "Zou, Chen"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2678"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,78,17,17,22,33,14,29,20,25,20,31,31,20,29,27,0,18,30,27,10,15,-53,-52,-52,-52,-52,-52,-47,-54,-54,-54,-54,-54,-54,-54,-61,-48,-75,-76,-82,-51,-191,-191,-191,-190,-172,-172,-189,-189,-189,-176,-207,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 h6 9. Nd2 Nf6 10. Nc4 Be6 11. Ne3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Be7 12. O-O O-O 13. a4 {White has an edge.} Rc8 14. Rd1 Qc7 15. a5 Qc5 16. Bd2 {[#]} Bd8 $146 17. Ra3 Bxa5 18. Ncd5 Bd8 19. Bb4 Qd4 {[%cal Re6d5]} 20. Qxd4 ({White should play} 20. Bxd6 $11 Re8 21. Rc3 (21. Qxd4 exd4 22. Rxd4 Bxd5 $11)) 20... exd4 $15 21. Rxd4 Bxd5 $1 22. exd5 Bb6 23. Rd2 $1 Rfe8 24. Kf1 Bxe3 25. Rxe3 Rxe3 26. fxe3 {[%mdl 4096] Endgame KRB-KRN} Ne4 27. Rd4 f5 28. c4 b5 29. b3 Rb8 30. Rxe4 (30. g4 $15) 30... fxe4 $19 31. Bxd6 $15 {KR-KB} Rd8 32. Bc7 Rd7 33. Ba5 bxc4 34. bxc4 {[#]} Rb7 $1 35. c5 {Black must now prevent c6.} Rb1+ $2 (35... Rd7 $19 36. d6 Kf7) 36. Ke2 $1 $11 {The position is equal.} Rb2+ 37. Ke1 $1 Rb1+ 38. Ke2 $1 {[#] Strongly threatening c6.} Rb2+ 39. Ke1 $1 {Hoping for c6.} Rb1+ {Accuracy: White = 60%, Black = 71%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.12"]
[White "Nguyen, Ngoc Truong Son"]
[Black "Nava, Roderick"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2647"]
[BlackElo "2393"]
[Annotator "RC"]
[PlyCount "61"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} c5 {[%emt 0:08:15]} 2. d5 {[%emt 0:00:03]} g6 {[%emt 0:00:21]} 3. Nf3 {[%emt 0:02:27]} Bg7 {[%emt 0:00:42]} 4. e4 {[%emt 0:00:48]} d6 {[%emt 0:02:01]} 5. Be2 {[%emt 0:02:26]} Nf6 {[%emt 0:01:23]} 6. Nc3 {[%emt 0:00:18]} O-O {[%emt 0:00:27]} 7. O-O {[%emt 0:00:19]} Bg4 {[%emt 0:00:56]} 8. Nd2 {[%emt 0:03:24]} Bxe2 {[%emt 0:00:29]} 9. Qxe2 {[%emt 0:00:06]} Na6 {[%emt 0:03:50]} 10. Nc4 {[%emt 0:02:28]} Nd7 {[%emt 0:03:25]} 11. Bf4 {[%emt 0:03:08]} Nc7 {[%emt 0:06:00]} 12. a4 {[%emt 0:03:36]} Ne5 {[%emt 0:06:53]} 13. Nxe5 {[%emt 0:05:56]} dxe5 {[%emt 0:00:07]} 14. Be3 {[%emt 0:00:22]} b6 {[%emt 0:00:07]} 15. a5 {[%emt 0:02:25]} f5 {[%emt 0:12:15]} 16. Qc4 {[%emt 0:03:12]} Qd6 {[%emt 0:02:48]} 17. f3 {[%emt 0:02:57]} Kh8 {[%emt 0:05:05]} 18. axb6 {[%emt 0:08:50]} axb6 {[%emt 0:00:08]} 19. Nb5 {[%emt 0:00:27]} Nxb5 {[%emt 0:05:57]} 20. Qxb5 {[%emt 0:00:11]} f4 {[%emt 0:01:28]} 21. Bf2 {[%emt 0:02:11]} g5 {[%emt 0:00:05]} 22. Ra3 {[%emt 0:11:26]} h5 {[%emt 0:08:22]} 23. Rfa1 {[%emt 0:01:11]} Rxa3 {[%emt 0:00:42]} 24. Rxa3 {[%emt 0:00:45]} g4 {[%emt 0:13:33]} 25. Ra6 {[%emt 0:02:05]} Qg6 {[%emt 0:01:10]} 26. Rxb6 {[%emt 0:06:34]} Bf6 {[%emt 0:00:11]} 27. Kh1 {[%emt 0:01:37]} Rg8 {[%emt 0:10:22]} 28. Rb8 {[%emt 0:00:46]} Rxb8 {[%emt 0:01:11]} 29. Qxb8+ {[%emt 0:00:20]} Kg7 {[%emt 0:00:06]} 30. Bxc5 {[%emt 0:00:50]} h4 {[%emt 0:00:20]} 31. Qc8 {[%emt 0:00:09]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.13"]
[White "Van Wely, Loek"]
[Black "Rohith, Krishna S"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2612"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,125,57,47,59,47,64,57,87,77,90,83,91,83,85,91,84,82,102,103,235,228,316,322,323,326,330,319,322,301,415,392,340,345,463,459,436,464,453,441,584,581,549,543,1047,1066,2517,2125,6187,6187,6175,6175,29989,29990,29989,5590,3412,2045,1427,642,654,626,591,410,410,410,410,410,410,401,403,401,789,789,789,789,789,789,789,789,789,783,775,775,777,655,29975,29976,29976,29976,29977,29978,29978,29978,29992,29982,29982,29981,29981,29982,29982,29982,29985,29986,29988,29989,29989,29990,29990,547]} 1. Nf3 Nf6 2. c4 b6 3. Nc3 Bb7 4. d4 e6 5. a3 Be7 6. d5 exd5 7. cxd5 d6 8. g3 O-O 9. Bg2 c5 10. O-O Re8 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} 11. e4 (11. b4 Nbd7 12. Bb2 a6 13. e4 b5 14. bxc5 Nxc5 15. Nd4 Qb6 {½-½ (33) Lupulescu,C (2640)-Abasov,N (2509) Al Ain 2014}) 11... Bf8 12. Re1 Na6 $146 {White is slightly better.} ({Predecessor:} 12... Nbd7 13. Bf4 a6 14. a4 Nh5 15. Bg5 {1-0 (45) Milicevic,A (2166)-Petrovic,P (2008) Belgrade 2015}) 13. Nd2 Nc7 14. b4 g6 15. Bb2 Bg7 16. Rb1 Rb8 17. Nc4 b5 18. Na5 {Hoping for bxc5.} c4 {[#]} (18... Nd7 $16) 19. e5 $1 $18 {[%cal Re5f6][%mdl 512]} Nh5 {[#]} (19... dxe5 20. Nxb7) 20. exd6 $1 Rxe1+ 21. Qxe1 Qxd6 22. Ne4 Qd8 23. d6 Ne6 24. Nxb7 Rxb7 25. Nc5 {[%mdl 64] Discovered Attack} Rb6 26. Nxe6 fxe6 27. Qxe6+ Kh8 28. Be5 c3 29. f4 Bxe5 30. fxe5 ({Weaker is} 30. Qxe5+ Nf6 $16) 30... Rc6 31. Qf7 c2 32. Rc1 Rc3 33. d7 Ng7 34. e6 {e7 would kill now.} Qb6+ 35. Kh1 {[%cal Rf7f8]} Qd6 36. Qe8+ (36. e7 $142 Qd1+ 37. Bf1 Qf3+ 38. Qxf3 Rxf3 39. d8=Q+ Ne8 40. Qxe8+ {[%mdl 64] Double Attack} Kg7 41. Qd7) 36... Nxe8 37. dxe8=Q+ Kg7 38. Qd7+ Qxd7 39. exd7 {[%mdl 4096] Endgame KRB-KR} Rd3 {[#]} 40. Bf3 $1 {[%mdl 512]} Rxd7 (40... Rxf3 41. d8=Q) 41. Rxc2 Rd3 42. Be2 Rxa3 43. Bxb5 Rb3 44. Rc7+ Kh6 (44... Kh8 $142 45. Rxa7 Rxb4) 45. Rxa7 Rxb4 46. Bc6 Rb2 47. Bd5 Rb8 48. Rd7 Re8 49. Kg2 Re2+ 50. Kh3 Rd2 51. Be6 Rxd7 52. Bxd7 {KB-KPP. White mates.} Kg5 53. Kg2 Kh6 54. Kf3 Kg5 55. Ke4 Kh5 56. Kf4 Kh6 57. Bg4 Kg7 58. Ke5 h5 59. Be6 Kh6 60. Kf6 h4 61. g4 h3 62. Bf7 g5 63. Bc4 {Accuracy: White = 80%, Black = 28%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.14"]
[White "Popov, Ivan"]
[Black "Sammed Jaykumar, Shete"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2581"]
[BlackElo "2387"]
[Annotator "TA RC"]
[PlyCount "89"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,89,16,12,15,25,5,18,42,54,48,49,55,51,53,50,60,22,79,69,140,135,133,136,142,142,147,155,159,156,164,165,183,182,178,172,289,283,284,286,287,287,278,287,282,256,259,239,276,287,301,288,588,629,546,607,649,652,4813,5081,1726,2003,1121,493,430,0,1593,1531,29996,29997,29997,29998]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 Nf6 7. e5 Nd5 8. c4 Nc7 9. Nc3 Ne6 {B31: Sicilian: 2...Nc6 3 Bb5 g6} 10. d4 (10. d3 O-O 11. Be3 d6 12. exd6 exd6 13. Qd2 Nd4 14. Bxd4 cxd4 15. Ne4 f5 16. Neg5 Qf6 17. Nh3 h6 18. Nf4 Qf7 {1-0 (42) Kveinys,A (2520)-Wirig,A (2486) Chartres 2017}) 10... cxd4 11. Nxd4 {LiveBook: 3 Games} O-O {The position is equal.} 12. Nxe6 fxe6 13. Qd4 $146 ({Predecessor:} 13. c5 Rb8 14. Qd4 Qc7 15. Kh1 a5 16. f4 Rb4 17. Qd3 Rbxf4 18. Bxf4 Rxf4 {1-0 (44) Silin,V (2303)-Pettersson,R (2057) ICCF email 2013}) 13... d6 14. Bf4 Rb8 15. b3 Rb7 16. Bg3 Rd7 17. Qe3 d5 {[#] aiming for ...d4.} 18. Qd4 a5 (18... c5 $11 {remains equal.} 19. Qxc5 dxc4) 19. Na4 Rb7 (19... dxc4 $14 20. Qxc4 Rd4 21. Qxc6 Qd5 22. Qxd5 exd5) 20. Nc5 Rb8 21. Rad1 Rf5 22. h4 Bh6 23. f4 Qf8 {[%cal Rh6f4]} 24. Rf1 ({Worse is} 24. cxd5 Bxf4 25. Bxf4 Rxf4 $15) 24... Bg7 25. Rf3 h6 26. Rdf1 Qd8 27. Be1 g5 (27... h5 {was called for.} 28. Bc3 Qb6) 28. hxg5 $18 hxg5 29. g4 Rxf4 30. Rxf4 gxf4 31. Qxf4 Qe8 32. Qg5 ({Less strong is} 32. Bxa5 Ra8 $14) 32... dxc4 33. bxc4 Rb1 34. Bxa5 Rxf1+ 35. Kxf1 Kh7 $2 (35... Kf7 {was necessary.} 36. Qf4+ Kg8) 36. Ke2 Qf8 37. Bd2 Qd8 38. Be3 Qc7 39. Qh5+ Kg8 40. Qe8+ Bf8 41. Qg6+ (41. Kf3 $142 {White threatens Bh6 and mate.} Qxe5 42. Qxc8 Qf6+ 43. Kg2 Qb2+ 44. Kf3 Qf6+ 45. Kg2 Qb2+ 46. Bf2) 41... Bg7 42. Qe8+ $40 {[%mdl 128] White attacks.} (42. Bf4 $142 Qd8 43. Nxe6 Bxe6 44. Qxe6+ Kh7 45. Qxc6) 42... Bf8 $1 43. g5 {[%cal Bg4g5,Bg5g6][%mdl 32] [#] g6 would kill now.} Ba6 44. g6 Bxc4+ 45. Kf2 {Precision: White = 78%, Black = 44%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.15"]
[White "Samant, Aditya S"]
[Black "Tran, Tuan Minh"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2388"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,88,16,14,27,27,18,8,10,0,4,8,0,8,26,10,25,23,25,0,28,45,26,27,33,23,36,0,0,0,-4,-36,-56,-98,-95,-106,-101,-105,-97,-95,-116,-122,-128,-217,-70,-87,-41,-92,-74,-103,-32,-109,-95,-75,-96,-97,-91,-84,-83,-75,-75,-82,-83,-218,-203,-222,-220,-212,-189,-1568,-1512,-1568,-1163,-5103,-4822,-29991,-29992,-29992,-29993]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. Bg5 (8. Nd5 Nxd5 9. Qxd5 Nc6 10. Qd1 Be6 11. Nc3 Rc8 12. Be3 Ne7 13. Be2 d5 14. exd5 Nxd5 15. Nxd5 Qxd5 {½-½ (26) Wang,H (2730)-Giri,A (2783) St Petersburg 2018}) 8... Be6 9. Bxf6 Qxf6 {The position is equal.} 10. Nd5 Qd8 $1 11. Qd3 Nd7 12. O-O-O Rc8 13. Kb1 Qa5 14. Nec3 Qc5 $146 ({Predecessor:} 14... Nc5 15. Qe3 {1-0 (39) Zawadzka,J (2442)-Doluhanova,E (2262) Mamaia 2016}) 15. Qe2 Be7 16. h4 Bd8 17. a3 b5 18. g3 Nb6 19. Ne3 O-O 20. Ncd5 ({Much worse is} 20. Qxh5 b4 $17) 20... Nxd5 21. exd5 {[#]} Bg4 $1 {[%mdl 512]} 22. f3 (22. Nxg4 hxg4) 22... Bd7 23. g4 hxg4 24. fxg4 b4 25. axb4 Qxb4 26. Qd2 Qa4 27. Qd3 (27. b3 $17 {is a better defense.} Rb8 28. Qc3) 27... Rc5 (27... Rb8 $19 {aiming for ...e4.} 28. Rh2 Bb6) 28. Qb3 $1 $15 Qf4 29. Bd3 (29. Be2 $1 $15) 29... e4 $17 ({Avoid the trap} 29... Qxe3 $2 30. Bh7+ $1 {[%mdl 512]} Kxh7 31. Qxe3 $18) 30. Be2 Bc7 (30... a5 $17) 31. Rhf1 (31. Nc4 $15) 31... Qh2 32. Bc4 Rb8 33. Qc3 Bd8 $1 34. Qd4 Qxh4 35. Qxe4 {Hoping for Rh1.} Bf6 36. Bb3 {White wants to play Rh1.} Qg5 37. Rh1 (37. Nf5 $17 Be5 38. Qf3 Bxf5 39. Qxf5 Qxf5 40. gxf5) 37... g6 $1 $19 38. Rhf1 a5 $40 {[%cal Ba6a5,Ba5a4,Ba4b3,Bb3c2][%mdl 160] White is in trouble.} 39. Qf3 {[#]} Kg7 $1 40. Nf5+ $2 (40. Rf2 Qe5 41. Nc4 Rxc4 {[#]} 42. Qxf6+ $1 {[%mdl 512]} Qxf6 43. Rxf6 Kxf6 44. Rf1+ Kg7 45. Bxc4) 40... gxf5 41. gxf5 Kf8 42. Rde1 a4 43. Rg1 axb3 44. Rxg5 bxc2+ {Accuracy: White = 39%, Black = 68%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.16"]
[White "Krishna Teja, N."]
[Black "Megaranto, Susanto"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "2370"]
[BlackElo "2526"]
[Annotator "RC"]
[PlyCount "132"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:04:57]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:13]} e5 {[%emt 0:00:18]} 3. dxe5 {[%emt 0:00:13]} Ng4 {[%emt 0:00:09]} 4. Bf4 {[%emt 0:00:51]} Bb4+ {[%emt 0:00:08]} 5. Nd2 {[%emt 0:00:56]} d6 {[%emt 0:00:04]} 6. a3 {[%emt 0:05:58]} dxe5 {[%emt 0:05:47]} 7. Bg3 {[%emt 0:00:06]} Bxd2+ {[%emt 0:00:38]} 8. Qxd2 {[%emt 0:00:02]} Qxd2+ {[%emt 0:00:20]} 9. Kxd2 {[%emt 0:00:04]} f6 {[%emt 0:01:44]} 10. e3 {[%emt 0:02:27]} Be6 {[%emt 0:02:01]} 11. Kc3 {[%emt 0:08:26]} h5 {[%emt 0:05:24]} 12. h3 {[%emt 0:04:06]} Nh6 {[%emt 0:00:05]} 13. Bd3 {[%emt 0:00:13]} Nd7 {[%emt 0:04:34]} 14. Ne2 {[%emt 0:04:38]} Nc5 {[%emt 0:03:30]} 15. Rhd1 {[%emt 0:03:27]} Bf5 {[%emt 0:01:27]} 16. Bc2 {[%emt 0:07:42]} Bxc2 {[%emt 0:07:47]} 17. Kxc2 {[%emt 0:00:08]} Nf5 {[%emt 0:00:34]} 18. Bh2 {[%emt 0:02:46]} Rh6 {[%emt 0:09:43]} 19. b4 {[%emt 0:11:06]} Ne4 {[%emt 0:01:45]} 20. Nc3 {[%emt 0:07:03]} Nxc3 {[%emt 0:09:18]} 21. Kxc3 {[%emt 0:00:20]} Rg6 {[%emt 0:01:46]} 22. g3 {[%emt 0:04:50]} Nd6 {[%emt 0:04:36]} 23. f3 {[%emt 0:00:25]} Nf5 {[%emt 0:04:20]} 24. g4 {[%emt 0:00:13]} hxg4 {[%emt 0:02:40]} 25. hxg4 {[%emt 0:00:11]} Ne7 {[%emt 0:06:29]} 26. e4 {[%emt 0:03:11]} Rh6 {[%emt 0:04:46]} 27. Bg3 {[%emt 0:01:38]} Kf7 {[%emt 0:00:34]} 28. Rd7 {[%emt 0:07:24]} Rh3 {[%emt 0:00:55]} 29. Rg1 {[%emt 0:00:03]} Rc8 {[%emt 0:00:12]} 30. b5 {[%emt 0:00:19]} Ke6 {[%emt 0:04:13]} 31. Rd3 {[%emt 0:00:02]} g5 {[%emt 0:00:53]} 32. a4 {[%emt 0:00:49]} b6 {[%emt 0:01:29]} 33. Kb4 {[%emt 0:03:54]} c6 {[%emt 0:01:36]} 34. Kb3 {[%emt 0:00:19]} Rc7 {[%emt 0:00:41]} 35. Rg2 {[%emt 0:02:30]} Nc8 {[%emt 0:02:37]} 36. Be1 {[%emt 0:01:35]} Rd7 {[%emt 0:01:37]} 37. Rgd2 {[%emt 0:01:12]} Rxd3+ {[%emt 0:00:17]} 38. Rxd3 {[%emt 0:00:02]} c5 {[%emt 0:00:32]} 39. Kc3 {[%emt 0:03:24]} Nd6 {[%emt 0:00:45]} 40. Bd2 {[%emt 0:00:25]} Ke7 {[%emt 0:00:44]} 41. Re3 {[%emt 0:00:42]} Rh2 {[%emt 0:01:35]} 42. Rd3 {[%emt 0:01:34]} Rf2 {[%emt 0:01:12]} 43. a5 {[%emt 0:03:35]} Kd7 {[%emt 0:03:28]} 44. a6 {[%emt 0:00:39]} Kc7 {[%emt 0:01:11]} 45. Be1 {[%emt 0:01:42]} Re2 {[%emt 0:01:12]} 46. Bd2 {[%emt 0:00:23]} Rh2 {[%emt 0:00:11]} 47. Bc1 {[%emt 0:00:48]} Rh3 {[%emt 0:00:56]} 48. Re3 {[%emt 0:00:29]} Ne8 {[%emt 0:00:28]} 49. Kd3 {[%emt 0:03:28]} Ng7 {[%emt 0:02:01]} 50. Bd2 {[%emt 0:00:13]} Ne6 {[%emt 0:00:16]} 51. Ke2 {[%emt 0:01:15]} Nd4+ {[%emt 0:00:31]} 52. Kd1 {[%emt 0:00:05]} Rxf3 {[%emt 0:02:21]} 53. Rxf3 {[%emt 0:00:38]} Nxf3 {[%emt 0:00:05]} 54. Ke2 {[%emt 0:00:04]} Nh2 {[%emt 0:00:08]} 55. Be1 {[%emt 0:00:18]} Nxg4 {[%emt 0:00:12]} 56. Kf3 {[%emt 0:00:38]} Nh6 {[%emt 0:00:05]} 57. Ke3 {[%emt 0:00:24]} Nf7 {[%emt 0:00:25]} 58. Kd3 {[%emt 0:00:06]} Nd8 {[%emt 0:02:02]} 59. Ke3 {[%emt 0:00:16]} Kd7 {[%emt 0:01:39]} 60. Kf3 {[%emt 0:00:17]} Nf7 {[%emt 0:01:34]} 61. Ke3 {[%emt 0:00:02]} Nd8 {[%emt 0:00:38]} 62. Kf3 {[%emt 0:00:08]} Ne6 {[%emt 0:00:13]} 63. Kg4 {[%emt 0:00:30]} Nd4 {[%emt 0:00:03]} 64. Bc3 {[%emt 0:00:12]} Nc2 {[%emt 0:00:46]} 65. Kf5 {[%emt 0:00:19]} Ke7 {[%emt 0:00:04]} 66. Bxe5 {[%emt 0:00:36]} Ne3+ {[%emt 0:00:14]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.17"]
[White "Fenil, Shah"]
[Black "Nguyen, Anh Khoi"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2360"]
[BlackElo "2484"]
[Annotator "RC"]
[PlyCount "65"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. c3 {[%emt 0:00:00]} d5 {[%emt 0:00:06]} 3. exd5 {[%emt 0:00:00]} Qxd5 {[%emt 0:00:06]} 4. d4 {[%emt 0:00:00]} g6 {[%emt 0:00:19]} 5. Nf3 {[%emt 0:01:26]} Bg7 {[%emt 0:00:10]} 6. Na3 {[%emt 0:02:51]} cxd4 {[%emt 0:00:17]} 7. Bc4 {[%emt 0:00:57]} Qe4+ {[%emt 0:00:31]} 8. Be3 {[%emt 0:00:07]} Nh6 {[%emt 0:00:12]} 9. Nb5 {[%emt 0:01:51]} O-O {[%emt 0:00:59]} 10. cxd4 {[%emt 0:03:46]} Nc6 {[%emt 0:01:25]} 11. Nc3 {[%emt 0:04:27]} Qf5 {[%emt 0:00:22]} 12. h3 {[%emt 0:11:39]} Qa5 {[%emt 0:10:53]} 13. O-O {[%emt 0:07:33]} Nf5 {[%emt 0:03:39]} 14. a3 {[%emt 0:05:55]} Qd8 {[%emt 0:14:57]} 15. Ne2 {[%emt 0:07:11]} b6 {[%emt 0:00:52]} 16. Rc1 {[%emt 0:12:43]} Bb7 {[%emt 0:00:51]} 17. b4 {[%emt 0:00:44]} e6 {[%emt 0:09:47]} 18. d5 {[%emt 0:12:41]} exd5 {[%emt 0:12:15]} 19. Bxd5 {[%emt 0:00:34]} Nxe3 {[%emt 0:02:44]} 20. fxe3 {[%emt 0:00:01]} Rc8 {[%emt 0:00:32]} 21. e4 {[%emt 0:01:31]} b5 {[%emt 0:09:33]} 22. Qb3 {[%emt 0:02:26]} Qe7 {[%emt 0:07:22]} 23. Nf4 {[%emt 0:07:43]} Bh6 {[%emt 0:03:17]} 24. Qe3 {[%emt 0:05:03]} a5 {[%emt 0:06:44]} 25. Nd4 {[%emt 0:06:25]} Ne5 {[%emt 0:06:57]} 26. Bxb7 {[%emt 0:01:47]} Rxc1 {[%emt 0:01:56]} 27. Qxc1 {[%emt 0:00:36]} Qxb7 {[%emt 0:00:31]} 28. Qc5 {[%emt 0:03:31]} Bxf4 {[%emt 0:00:44]} 29. Rxf4 {[%emt 0:00:31]} Nd3 {[%emt 0:00:10]} 30. Qd6 {[%emt 0:00:22]} Nxf4 {[%emt 0:00:10]} 31. Qxf4 {[%emt 0:00:01]} Qb6 {[%emt 0:00:22]} 32. Qf2 {[%emt 0:00:20]} Rd8 {[%emt 0:00:12]} 33. Qc2 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.18"]
[White "Vo, Thanh Ninh"]
[Black "Nguyen, Anh Dung"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2358"]
[BlackElo "2458"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,31,2,4,4,6,6,23,19,47,51,57,50,68,47,64,54,60,44,59,33]} 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. d3 d6 6. Nf3 Nh6 7. O-O O-O 8. a3 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} Nf5 9. Rb1 Bd7 (9... Qd7 10. Ne4 Rb8 11. b4 cxb4 12. axb4 b5 13. cxb5 Rxb5 14. Bd2 Rb8 15. Kh1 Nfd4 16. Ne1 Nb5 17. Qa4 a6 18. Nf3 Bb7 {½-½ (18) Halkias,S (2600)-Margvelashvili,G (2525) Kavala 2011}) 10. Bd2 {White has an edge.} Rc8 11. b4 {[%cal Bb2b4,Bb4b5][%mdl 32] White is slightly better.} b6 12. b5 Ncd4 $146 ({Predecessor:} 12... Ne5 13. Ne1 Be8 14. h3 e6 15. Kh2 {0-1 (51) Berkovich,M (2400)-Csom,I (2475) Budapest 1998}) 13. Nxd4 Nxd4 14. e3 Nf5 15. Ne2 Rc7 16. Bc3 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.19"]
[White "Raghunandan, Kaumandur Srihari"]
[Black "Taher, Yoseph Theolifus"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "2352"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,84,28,47,47,-16,-22,-16,18,20,31,32,18,33,34,23,20,12,18,25,23,10,20,8,26,20,27,-2,0,0,0,0,0,-4,0,-13,-12,-10,-8,-6,0,-8,-5,-13,0,0,0,-5,0,0,0,0,3,0,0,0,0,0,0,0,0,0,0,0,4,0,4,4,4,4,4,7,63,55,50]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Be2 Bg7 6. O-O O-O 7. c4 Nb6 {B04: Alekhine's Defence: 4 Nf3} 8. h3 (8. exd6 $14 cxd6 9. Nc3) (8. exd6 cxd6 9. Nc3 Bg4 10. c5 dxc5 11. dxc5 N6d7 12. Be3 Nc6 13. Qa4 Bxf3 14. Bxf3 Nde5 15. Bxc6 Nxc6 16. Rad1 Qa5 17. Qxa5 Nxa5 {½-½ (40) Munoz Pantoja,M (2471)-Zvjaginsev,V (2673) Barcelona 2016}) 8... dxe5 $11 9. Nxe5 N8d7 {The position is equal.} 10. Nf3 e5 $146 ({Predecessor:} 10... c6 11. Nc3 Qc7 12. Bg5 Re8 13. Rc1 {½-½ (48) Del Rio de Angelis,S (2492)-Suba,M (2498) Almeria 2003}) 11. c5 Nd5 12. Bg5 f6 13. dxe5 Nxe5 14. Bh4 {Threatening Nxe5.} Nf4 15. Nxe5 {[#] Bc4+ is the strong threat.} Qxd1 16. Bxd1 {Hoping for Nf3.} fxe5 17. Nc3 h6 18. Bb3+ Kh8 19. Nb5 Bd7 20. Nxc7 Rac8 21. Nd5 g5 22. Bg3 $1 {[%cal Rg3f4] aiming for Bxf4.} Rxc5 23. Bxf4 exf4 24. Rad1 Bb5 25. Rfe1 Bxb2 26. Re6 Bg7 27. Ne7 {And now Ng6+ would win.} Kh7 28. Bd5 {next Be4+ is good for White.} Re8 29. Bxb7 Bf8 (29... Rc7 $5 30. Be4+ $8 Kh8 31. Ng6+ Kg8 $11) 30. Be4+ Kg7 31. Nf5+ {[%mdl 64] [#] Double Attack} Kg8 32. Rxe8 Bxe8 33. Rd8 Re5 34. f3 h5 35. Nd6 Bxd6 36. Rxd6 {[%mdl 4096] Endgame KRB-KRB} Ra5 37. Bd5+ Kf8 38. Bb3 Ke7 39. Re6+ Kd8 40. h4 gxh4 41. Rf6 Rg5 (41... Bd7 $11) 42. Kf2 {[%mdl 1024] White has compensation.} Bd7 {Accuracy: White = 57%, Black = 60%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.20"]
[White "Vo, Thi Kim Phung"]
[Black "Mendonca, Leon Luke"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2349"]
[BlackElo "2446"]
[Annotator "NA"]
[PlyCount "156"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:41]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:15]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:10]} Bb4 {[%emt 0:00:00]} 4. Qc2 {[%emt 0:00:10]} O-O {[%emt 0:00:00]} 5. Nf3 {[%emt 0:00:13]} d6 {[%emt 0:00:19]} 6. g3 {[%emt 0:04:13]} b6 {[%emt 0:03:24]} 7. Bg2 {[%emt 0:00:29]} Bb7 {[%emt 0:00:05]} 8. O-O {[%emt 0:00:19]} Nbd7 {[%emt 0:01:31]} 9. Nd1 {[%emt 0:07:17]} d5 {[%emt 0:05:05]} 10. c5 {[%emt 0:03:25]} bxc5 {[%emt 0:00:34]} 11. a3 {[%emt 0:00:44]} Ba5 {[%emt 0:00:09]} 12. dxc5 {[%emt 0:00:29]} c6 {[%emt 0:00:11]} 13. b4 {[%emt 0:00:44]} Bc7 {[%emt 0:00:05]} 14. Bb2 {[%emt 0:00:50]} Rc8 {[%emt 0:05:28]} 15. Nc3 {[%emt 0:01:03]} e5 {[%emt 0:01:35]} 16. Rfd1 {[%emt 0:03:02]} Bb8 {[%emt 0:17:24]} 17. Bh3 {[%emt 0:01:28]} Qe7 {[%emt 0:01:56]} 18. Nh4 {[%emt 0:00:28]} g6 {[%emt 0:00:56]} 19. e4 {[%emt 0:10:21]} d4 {[%emt 0:04:01]} 20. Na4 {[%emt 0:01:07]} Kg7 {[%emt 0:03:53]} 21. Bc1 {[%emt 0:03:50]} h6 {[%emt 0:00:30]} 22. Nb2 {[%emt 0:23:35]} Rcd8 {[%emt 0:00:34]} 23. f3 {[%emt 0:02:06]} Rh8 {[%emt 0:01:41]} 24. Nc4 {[%emt 0:00:28]} Nf8 {[%emt 0:01:18]} 25. Na5 {[%emt 0:00:35]} Ba8 {[%emt 0:01:13]} 26. a4 {[%emt 0:01:59]} Ne6 {[%emt 0:03:08]} 27. Ba3 {[%emt 0:00:26]} Ng5 {[%emt 0:00:59]} 28. Bf1 {[%emt 0:00:59]} Bc7 {[%emt 0:00:07]} 29. Nc4 {[%emt 0:03:15]} a6 {[%emt 0:05:19]} 30. Bd3 {[%emt 0:04:09]} Qe6 {[%emt 0:02:26]} 31. Qe2 {[%emt 0:02:06]} Bb7 {[%emt 0:00:34]} 32. Nd2 {[%emt 0:01:10]} Ra8 {[%emt 0:02:28]} 33. Bc4 {[%emt 0:00:48]} Qd7 {[%emt 0:01:10]} 34. Nf1 {[%emt 0:00:48]} Nh5 {[%emt 0:01:37]} 35. Bd3 {[%emt 0:01:59]} Nh3+ {[%emt 0:00:52]} 36. Kh1 {[%emt 0:00:12]} Rhe8 {[%emt 0:00:48]} 37. Bb2 {[%emt 0:02:26]} Qe7 {[%emt 0:00:41]} 38. Ng2 {[%emt 0:01:06]} a5 {[%emt 0:03:40]} 39. b5 {[%emt 0:02:05]} cxb5 {[%emt 0:02:43]} 40. Bxb5 {[%emt 0:00:07]} Qxc5 {[%emt 0:01:45]} 41. Rd3 {[%emt 0:04:57]} Red8 {[%emt 0:02:35]} 42. Nd2 {[%emt 0:01:04]} Qe7 {[%emt 0:01:16]} 43. Nb3 {[%emt 0:00:54]} Bd6 {[%emt 0:00:52]} 44. Bc1 {[%emt 0:01:59]} Bb4 {[%emt 0:02:01]} 45. Bd2 {[%emt 0:01:30]} Rdc8 {[%emt 0:03:37]} 46. Rb1 {[%emt 0:03:47]} Nf6 {[%emt 0:04:00]} 47. Rf1 {[%emt 0:01:46]} Bxd2 {[%emt 0:01:28]} 48. Nxd2 {[%emt 0:00:22]} Rc2 {[%emt 0:03:21]} 49. Rb3 {[%emt 0:02:51]} Rac8 {[%emt 0:04:01]} 50. Bd3 {[%emt 0:00:46]} Ra2 {[%emt 0:00:33]} 51. Rfb1 {[%emt 0:01:39]} Ba8 {[%emt 0:00:55]} 52. Ne1 {[%emt 0:00:27]} Rxa4 {[%emt 0:01:59]} 53. Rb6 {[%emt 0:00:55]} Ra2 {[%emt 0:01:46]} 54. Kg2 {[%emt 0:00:46]} Ng5 {[%emt 0:00:06]} 55. R6b2 {[%emt 0:00:30]} Rxb2 {[%emt 0:03:11]} 56. Rxb2 {[%emt 0:00:01]} Rc3 {[%emt 0:00:36]} 57. Rb5 {[%emt 0:00:27]} a4 {[%emt 0:01:27]} 58. h4 {[%emt 0:00:17]} Ne6 {[%emt 0:00:05]} 59. Nc4 {[%emt 0:00:48]} Nh5 {[%emt 0:01:20]} 60. Qd2 {[%emt 0:00:30]} Nc5 {[%emt 0:01:00]} 61. Nb6 {[%emt 0:00:39]} Bc6 {[%emt 0:00:46]} 62. Nd5 {[%emt 0:00:45]} Bxd5 {[%emt 0:00:29]} 63. exd5 {[%emt 0:00:02]} Qd7 {[%emt 0:00:38]} 64. Be2 {[%emt 0:00:27]} Qxd5 {[%emt 0:00:54]} 65. Nd3 {[%emt 0:00:26]} Qd6 {[%emt 0:01:08]} 66. Nxc5 {[%emt 0:01:04]} Rxc5 {[%emt 0:00:01]} 67. Qb4 {[%emt 0:00:13]} Rc6 {[%emt 0:00:37]} 68. Qxd6 {[%emt 0:00:12]} Rxd6 {[%emt 0:00:01]} 69. Rxe5 {[%emt 0:00:02]} Re6 {[%emt 0:00:36]} 70. f4 {[%emt 0:00:33]} Rxe5 {[%emt 0:00:10]} 71. fxe5 {[%emt 0:00:02]} a3 {[%emt 0:00:06]} 72. Bc4 {[%emt 0:00:07]} d3 {[%emt 0:00:07]} 73. Kf2 {[%emt 0:00:20]} Nxg3 {[%emt 0:00:07]} 74. Ke3 {[%emt 0:00:17]} Ne2 {[%emt 0:00:06]} 75. Kd2 {[%emt 0:01:12]} g5 {[%emt 0:00:05]} 76. hxg5 {[%emt 0:00:19]} hxg5 {[%emt 0:00:00]} 77. Ba2 {[%emt 0:01:30]} g4 {[%emt 0:00:10]} 78. Bd5 {[%emt 0:00:30]} g3 {[%emt 0:00:01]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.21"]
[White "Liu, Guanchu"]
[Black "Huang, Renjie"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2445"]
[BlackElo "2335"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,89,29,29,29,57,52,52,44,36,34,44,37,65,39,56,46,34,25,33,37,161,118,145,161,158,100,103,97,149,135,247,273,234,102,98,92,99,117,135,98,109,124,268,247,287,0,195,190,208,208,208,208,200,0,0,0,0,0,0,0,0,0,0,0,202,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Kb1 {B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0} Rb8 (14... Nxc3+ 15. Qxc3 Qe7 16. Bb3 Bxb3 17. axb3 Qe6 18. Qc4 Qxc4 19. bxc4 Rfb8 20. c3 a5 21. Kc2 a4 {½-½ (32) Liu,G (2459)-Huang,R (2280) Qinhuangdao 2018}) 15. Ne4 Qc7 16. Bb3 {White is slightly better.} (16. Bc5 Rfd8 17. g4 h6 18. Bb3 a5 19. Rg1 Rd7 20. h4 Rbd8 21. a4 Nf4 22. Rxd7 Rxd7 23. Bxe6 Nxe6 {½-½ (32) Anand,V (2776)-Nakamura,H (2787) Moscow 2018}) 16... Nxe3 17. Qxe3 Bxb3 18. axb3 Rbd8 $146 ({Predecessor:} 18... Rfd8 19. g4 Rd4 20. g5 a5 21. Rhe1 a4 22. bxa4 Qb6 23. Qc3 Rxa4 24. b3 Rba8 25. Qb2 R4a6 26. Rd2 Qa7 {0-1 (26) Walter,S (2220)-Winiarski,M (2295) Warsaw 2017}) 19. h4 Rd5 20. h5 Qb6 21. Qe2 Rfd8 22. Rde1 f5 (22... a5 $14) 23. Nc3 $1 $18 Rd2 24. Qc4+ Kf8 25. hxg6 (25. g4 $142 $1) 25... hxg6 $16 26. g4 (26. Rh7 $6 Rxg2 27. Reh1 Rg1+ 28. Rxg1 Qxg1+ 29. Ka2 Qb6 $11) 26... R8d4 (26... R2d4 $142 27. Qf1 f4) 27. Qf1 $1 (27. Qe6 $6 Rd6 $16) 27... Rf4 (27... Rb4 $16 {is a better defense.}) 28. gxf5 $18 gxf5 29. Rd1 (29. Ne2 $18 {and White stays clearly on top.}) 29... Rxd1+ $16 30. Qxd1 {aiming for Qd6+.} Qd4 {White must now prevent ...Qxd1+.} 31. Qe2 $1 {Hoping for Rd1.} e4 32. Rd1 Qe5 33. fxe4 fxe4 (33... Rxe4 $16 {was called for.} 34. Qf2 Bf6) 34. Qa6 $18 (34. Rd8+ $6 Ke7 $18) 34... Qc7 35. Qe2 Qe5 $1 36. Qc4 e3 37. Qxc6 {And now Rd5 would win.} e2 38. Qc8+ $1 Ke7 {[#]} 39. Qb7+ $2 ({White has to play} 39. Rd7+ $1 $18 Kf6 40. Qa6+ Qe6 41. Nd5+ {[%mdl 64] Double Attack} Kf5 42. Qxe6+ (42. Qd3+ Re4 $14) 42... Kxe6 43. Nxf4+ Kxd7 44. Nxe2) 39... Ke8 $1 $11 40. Qc6+ Kf8 41. Qa8+ Kf7 42. Qb7+ ({Not} 42. Qxa7+ $2 Kg8 $19) 42... Ke8 $1 43. Qd7+ Kf8 44. Qc8+ $2 (44. Re1 $11 Rf1 45. Qc8+ Qe8 46. Qc5+ {[%mdl 64] Double Attack} Qe7 47. Qc8+ Qe8 48. Qc5+ {[%mdl 64] Double Attack} Qe7 49. Qc8+ Qe8) 44... Ke7 $1 $18 {[#]} 45. Qb7+ $2 {Accuracy: White = 72%, Black = 53%.} (45. Rd7+ $1 $18 Kf6 46. Qa6+ Qe6 47. Nd5+ {[%mdl 64] Double Attack} Kf5 48. Qxe6+ (48. Qd3+ Re4 $16) 48... Kxe6 49. Nxf4+ Kxd7 50. Nxe2) 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.22"]
[White "Tran, Minh Thang"]
[Black "Chen, Qi B"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2343"]
[BlackElo "2443"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,59,-3,0,0,0,0,0,0,4,2,-7,-29,0,0,0,-3,0,0,0,0,0,0,0,0,0,-53,-47,-58,-55,-47,-56,-103,-112,-111,0,-81,-73,-77,0,0,0,-45,0,0,0,-8,-14,-11,0,0,0,-3]} 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. Nd2 (4. c3 Nc6 5. Nd2 Qb6 6. Qb3 Nh5 7. Qxb6 axb6 8. Bc7 cxd4 9. exd4 e5 10. Bxe5 Nxe5 11. dxe5 Bc5 12. g3 O-O {1-0 (76) Aronian,L (2765)-Caruana,F (2832) London 2018}) 4... Nc6 5. Ngf3 Qb6 {[%cal Rc5d4]} 6. dxc5 {D00: 1 d4 d5: Unusual lines} Qxb2 7. Rb1 Qc3 8. Bb5 e6 9. O-O Be7 10. Ne5 Bd7 11. Nxd7 Nxd7 12. e4 {Hoping for exd5.} a6 13. exd5 axb5 {[%mdl 64] Discovered Attack} 14. dxc6 bxc6 15. Ne4 Qc4 {[%mdl 64] Double Attack} 16. Nd6+ $1 Bxd6 $1 {[#]} 17. Bxd6 $146 (17. Qxd6 $11 Qxc5 18. Qc7) ({Predecessor:} 17. Qxd6 Qxc5 18. Qc7 {½-½ (18) Efendiyev,E (2565)-Figlio,G (2461) ICCF email 2016}) 17... Nxc5 $15 {Threatens to win with ...Rd8.} ({And not} 17... Rxa2 18. Qf3 $18) 18. Qf3 Ne4 19. Bb4 f5 {And now ...c5 would win.} ({Don't play} 19... Rxa2 $6 20. Qf4 $14) 20. Qh5+ g6 21. Qh6 {[#]} Ra7 ({But not} 21... Qxa2 $2 22. Qg7 $18) (21... Kf7 $1 $17 22. Qh4 c5) 22. Qf4 (22. Qe3 $11 {keeps the balance.} c5 23. f3 Rxa2 24. fxe4 cxb4 25. exf5 Rxc2 26. fxe6) 22... Kf7 $17 23. Qe5 {[#]} Rd8 ({Black should try} 23... Rg8 $1 $17 24. f3 Nf6) 24. f3 $11 c5 (24... Nd2 $5 25. Bc3 $8 Nxb1 26. Qg7+ Ke8 27. Qh8+ Kf7 28. Qxh7+ Kf8 29. Qh8+ Kf7 30. Qh7+ Kf8 31. Qh8+ Kf7 32. Qh7+ $11) 25. Ba5 Rdd7 (25... Rd5 {seems wilder.} 26. Qb8 Qd4+ 27. Kh1 Rdd7 28. fxe4 Rxa5 29. exf5 exf5 30. Rxb5 Rxa2 31. Rb7 Rxb7 32. Qxb7+ Kf6) 26. fxe4 {The position is equal.} Rxa5 27. exf5 Qd4+ 28. Qxd4 Rxd4 29. fxg6+ Kxg6 30. a3 {Accuracy: White = 72%, Black = 78%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.23"]
[White "Miciano, John Marvin"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2317"]
[BlackElo "2434"]
[Annotator "NA RC"]
[PlyCount "127"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. g3 {[%emt 0:00:00]} d5 {[%emt 0:03:54]} 2. Bg2 {[%emt 0:00:00]} c6 {[%emt 0:00:45]} 3. Nf3 {[%emt 0:00:11]} Bg4 {[%emt 0:00:46]} 4. O-O {[%emt 0:00:57]} Nd7 {[%emt 0:00:15]} 5. d3 {[%emt 0:00:31]} Ngf6 {[%emt 0:00:16]} 6. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:42]} 7. Be3 {[%emt 0:00:23]} Be7 {[%emt 0:02:45]} 8. Qb3 {[%emt 0:00:40]} Qc7 {[%emt 0:03:12]} 9. Nc3 {[%emt 0:02:57]} dxc4 {[%emt 0:02:09]} 10. dxc4 {[%emt 0:07:12]} O-O {[%emt 0:01:41]} 11. Rad1 {[%emt 0:06:22]} e5 {[%emt 0:02:03]} 12. h3 {[%emt 0:01:05]} Bxf3 {[%emt 0:08:07]} 13. Bxf3 {[%emt 0:00:55]} Bc5 {[%emt 0:00:46]} 14. Bc1 {[%emt 0:01:22]} Rfe8 {[%emt 0:01:13]} 15. Qc2 {[%emt 0:03:02]} Nf8 {[%emt 0:04:33]} 16. e3 {[%emt 0:04:13]} Qe7 {[%emt 0:02:07]} 17. Na4 {[%emt 0:03:04]} e4 {[%emt 0:03:02]} 18. Bg2 {[%emt 0:02:36]} N8d7 {[%emt 0:01:59]} 19. b3 {[%emt 0:02:33]} Bd6 {[%emt 0:02:34]} 20. Nc3 {[%emt 0:02:03]} Nc5 {[%emt 0:06:21]} 21. b4 {[%emt 0:03:30]} Nd3 {[%emt 0:06:55]} 22. Nxe4 {[%emt 0:09:37]} Nxb4 {[%emt 0:03:03]} 23. Nxf6+ {[%emt 0:02:57]} Qxf6 {[%emt 0:00:13]} 24. Qb1 {[%emt 0:06:43]} Qe7 {[%emt 0:02:22]} 25. Rd4 {[%emt 0:02:08]} Rad8 {[%emt 0:03:18]} 26. Re4 {[%emt 0:03:49]} Qd7 {[%emt 0:06:36]} 27. Rd1 {[%emt 0:00:59]} Qc7 {[%emt 0:00:56]} 28. Bb2 {[%emt 0:06:34]} Na6 {[%emt 0:03:17]} 29. Ba1 {[%emt 0:08:30]} Nc5 {[%emt 0:03:38]} 30. Rh4 {[%emt 0:01:25]} h6 {[%emt 0:01:37]} 31. Rhd4 {[%emt 0:02:54]} Bf8 {[%emt 0:04:40]} 32. Bf3 {[%emt 0:01:37]} Rd6 {[%emt 0:03:32]} 33. Kg2 {[%emt 0:00:46]} Red8 {[%emt 0:00:25]} 34. h4 {[%emt 0:01:27]} Ne6 {[%emt 0:00:34]} 35. Rxd6 {[%emt 0:00:37]} Rxd6 {[%emt 0:00:08]} 36. Rxd6 {[%emt 0:00:38]} Bxd6 {[%emt 0:01:56]} 37. Bg4 {[%emt 0:00:57]} Nc5 {[%emt 0:00:42]} 38. Bd4 {[%emt 0:00:54]} Qe7 {[%emt 0:02:50]} 39. Qf5 {[%emt 0:03:39]} Ne6 {[%emt 0:00:12]} 40. Bxa7 {[%emt 0:00:05]} b5 {[%emt 0:00:39]} 41. Bd4 {[%emt 0:01:58]} bxc4 {[%emt 0:08:19]} 42. Qc2 Nxd4 43. exd4 {[%emt 0:00:36]} Bc7 {[%emt 0:03:29]} 44. Qxc4 {[%emt 0:00:24]} Bb6 {[%emt 0:00:36]} 45. Bf3 {[%emt 0:00:58]} Qf6 {[%emt 0:00:21]} 46. Bxc6 {[%emt 0:00:12]} Bxd4 {[%emt 0:00:50]} 47. Bf3 g5 {[%emt 0:01:06]} 48. hxg5 {[%emt 0:00:36]} hxg5 {[%emt 0:00:01]} 49. a4 {[%emt 0:00:09]} Kg7 {[%emt 0:00:04]} 50. Qc2 {[%emt 0:00:39]} Qe5 {[%emt 0:00:24]} 51. Be4 {[%emt 0:00:24]} Bb6 {[%emt 0:02:01]} 52. Qd3 {[%emt 0:06:54]} Qd4 {[%emt 0:00:47]} 53. Qc2 {[%emt 0:00:39]} Qe5 {[%emt 0:00:01]} 54. Kf3 {[%emt 0:00:13]} Qf6+ {[%emt 0:00:25]} 55. Bf5 {[%emt 0:00:19]} Qd4 {[%emt 0:00:07]} 56. Be4 {[%emt 0:01:03]} Qf6+ {[%emt 0:00:01]} 57. Bf5 {[%emt 0:00:52]} Qd4 {[%emt 0:00:00]} 58. Qe2 {[%emt 0:01:20]} Kf6 {[%emt 0:00:42]} 59. Bc2 {[%emt 0:00:34]} Qd5+ {[%emt 0:00:52]} 60. Qe4 {[%emt 0:00:54]} Qxe4+ {[%emt 0:01:03]} 61. Bxe4 {[%emt 0:00:06]} Ke5 {[%emt 0:00:04]} 62. g4 {[%emt 0:00:13]} f6 {[%emt 0:00:05]} 63. Bf5 {[%emt 0:00:09]} Kd5 {[%emt 0:00:20]} 64. a5 {[%emt 0:00:07]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.24"]
[White "Arellano, Robert"]
[Black "Li, Yankai"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2109"]
[BlackElo "2434"]
[Annotator "RC"]
[PlyCount "64"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:10:17]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:02:32]} d5 {[%emt 0:01:04]} 3. g3 {[%emt 0:02:09]} g6 {[%emt 0:03:35]} 4. Bg2 {[%emt 0:01:04]} Bg7 {[%emt 0:00:03]} 5. O-O {[%emt 0:00:22]} O-O {[%emt 0:00:04]} 6. b3 {[%emt 0:01:41]} c5 {[%emt 0:01:20]} 7. Bb2 {[%emt 0:01:14]} cxd4 {[%emt 0:00:32]} 8. Bxd4 {[%emt 0:00:56]} Nc6 {[%emt 0:00:25]} 9. Bb2 {[%emt 0:00:13]} Qc7 {[%emt 0:04:15]} 10. Na3 {[%emt 0:05:53]} Rd8 {[%emt 0:14:27]} 11. Qc1 {[%emt 0:05:59]} e5 {[%emt 0:08:52]} 12. c4 {[%emt 0:12:04]} d4 {[%emt 0:06:26]} 13. c5 {[%emt 0:01:04]} Qe7 {[%emt 0:02:00]} 14. Nb5 {[%emt 0:27:57]} Ne4 {[%emt 0:08:27]} 15. Nh4 {[%emt 0:14:36]} Nxc5 {[%emt 0:04:11]} 16. Ba3 {[%emt 0:04:28]} Bf8 {[%emt 0:00:04]} 17. Nc7 {[%emt 0:00:51]} Qxc7 {[%emt 0:00:55]} 18. Bxc5 {[%emt 0:00:01]} Bg7 {[%emt 0:04:16]} 19. Qa3 {[%emt 0:05:09]} Bg4 {[%emt 0:02:12]} 20. Bf3 {[%emt 0:00:26]} Bxf3 {[%emt 0:00:41]} 21. exf3 {[%emt 0:00:01]} Qd7 {[%emt 0:01:27]} 22. Bb4 {[%emt 0:00:20]} Qd5 {[%emt 0:00:15]} 23. Rac1 {[%emt 0:00:51]} Bf6 {[%emt 0:01:41]} 24. Rc5 {[%emt 0:00:27]} Qd7 {[%emt 0:00:09]} 25. Rb5 {[%emt 0:00:56]} a6 {[%emt 0:04:25]} 26. Rb6 {[%emt 0:00:01]} Re8 {[%emt 0:00:06]} 27. Ng2 {[%emt 0:01:03]} Bd8 {[%emt 0:00:06]} 28. Bc5 {[%emt 0:00:24]} Bxb6 {[%emt 0:00:26]} 29. Bxb6 {[%emt 0:00:03]} Qd5 {[%emt 0:00:55]} 30. b4 {[%emt 0:00:21]} Qb5 {[%emt 0:00:45]} 31. Bc5 {[%emt 0:00:04]} b6 {[%emt 0:00:04]} 32. Bd6 {[%emt 0:01:22]} Rad8 {[%emt 0:00:10]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.25"]
[White "Zhao, Yuanhe"]
[Black "Tong, Thai Hung"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2431"]
[BlackElo "2185"]
[Annotator "NA"]
[PlyCount "158"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:07:58]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:21]} c5 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:06]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:27]} Nc6 {[%emt 0:02:15]} 5. d4 {[%emt 0:00:08]} cxd4 {[%emt 0:01:15]} 6. Nxd4 {[%emt 0:00:06]} Qb6 {[%emt 0:00:06]} 7. Nb3 {[%emt 0:01:20]} e6 {[%emt 0:00:24]} 8. N1d2 {[%emt 0:07:21]} Be7 {[%emt 0:01:27]} 9. e4 {[%emt 0:05:31]} O-O {[%emt 0:00:31]} 10. exd5 {[%emt 0:00:07]} exd5 {[%emt 0:00:44]} 11. Nf3 {[%emt 0:01:15]} Bg4 {[%emt 0:00:17]} 12. Be3 {[%emt 0:01:10]} Qc7 {[%emt 0:00:11]} 13. h3 {[%emt 0:00:54]} Bf5 {[%emt 0:01:16]} 14. c3 {[%emt 0:01:17]} h6 {[%emt 0:00:57]} 15. Re1 {[%emt 0:01:43]} Rfe8 {[%emt 0:01:14]} 16. a4 {[%emt 0:01:27]} Qd7 {[%emt 0:09:56]} 17. Kh2 {[%emt 0:01:16]} Ne4 {[%emt 0:00:11]} 18. a5 {[%emt 0:04:51]} a6 {[%emt 0:06:54]} 19. Nfd2 {[%emt 0:10:33]} Bd6 {[%emt 0:06:16]} 20. Bb6 {[%emt 0:14:32]} Ng5 {[%emt 0:11:14]} 21. h4 {[%emt 0:03:47]} Rxe1 {[%emt 0:00:19]} 22. Qxe1 {[%emt 0:00:06]} Re8 {[%emt 0:00:55]} 23. Qf1 {[%emt 0:04:03]} Ne4 {[%emt 0:01:01]} 24. Rd1 {[%emt 0:02:42]} Nf6 {[%emt 0:04:53]} 25. Nd4 {[%emt 0:01:10]} Nxd4 {[%emt 0:17:21]} 26. Bxd4 {[%emt 0:00:06]} Qe7 {[%emt 0:01:19]} 27. Kg1 {[%emt 0:02:59]} Ne4 {[%emt 0:03:23]} 28. Nxe4 {[%emt 0:03:14]} dxe4 {[%emt 0:00:44]} 29. Re1 {[%emt 0:02:17]} Qc7 {[%emt 0:02:18]} 30. Bb6 {[%emt 0:01:44]} Qc6 {[%emt 0:00:15]} 31. Re3 {[%emt 0:02:52]} Bg6 {[%emt 0:01:09]} 32. Qd1 {[%emt 0:03:47]} f5 {[%emt 0:04:02]} 33. Rd3 {[%emt 0:00:21]} Be5 {[%emt 0:03:34]} 34. Rd8 {[%emt 0:00:41]} Bf7 {[%emt 0:00:21]} 35. Qd2 {[%emt 0:01:53]} Rxd8 {[%emt 0:03:29]} 36. Qxd8+ {[%emt 0:00:52]} Qe8 {[%emt 0:00:04]} 37. Qd2 {[%emt 0:01:56]} Be6 {[%emt 0:00:18]} 38. Be3 {[%emt 0:04:27]} Qd7 {[%emt 0:00:24]} 39. Qxd7 {[%emt 0:02:04]} Bxd7 {[%emt 0:00:03]} 40. f4 {[%emt 0:00:46]} Bc7 {[%emt 0:04:44]} 41. b4 {[%emt 0:00:04]} Bb5 {[%emt 0:13:28]} 42. Bh3 {[%emt 0:00:06]} g6 {[%emt 0:00:01]} 43. h5 {[%emt 0:00:07]} Kf7 {[%emt 0:00:02]} 44. Kf2 {[%emt 0:00:18]} Bc4 {[%emt 0:01:12]} 45. Bd4 {[%emt 0:00:38]} Bd6 {[%emt 0:00:46]} 46. Ke3 {[%emt 0:00:13]} Be6 {[%emt 0:00:34]} 47. hxg6+ {[%emt 0:00:18]} Kxg6 {[%emt 0:00:02]} 48. Bf1 {[%emt 0:00:11]} Be7 {[%emt 0:00:46]} 49. Be2 {[%emt 0:01:59]} h5 {[%emt 0:00:05]} 50. Kd2 {[%emt 0:02:09]} h4 {[%emt 0:00:12]} 51. gxh4 {[%emt 0:00:03]} Bxh4 {[%emt 0:00:01]} 52. c4 {[%emt 0:02:00]} Bd8 {[%emt 0:00:03]} 53. Kc3 {[%emt 0:02:05]} Bc7 {[%emt 0:00:11]} 54. Be3 {[%emt 0:00:20]} Kf6 {[%emt 0:00:47]} 55. Kb3 {[%emt 0:00:25]} Ke7 {[%emt 0:00:08]} 56. Ka4 {[%emt 0:00:35]} Bd7+ {[%emt 0:01:05]} 57. b5 {[%emt 0:00:11]} axb5+ {[%emt 0:01:07]} 58. cxb5 {[%emt 0:00:04]} Kd8 {[%emt 0:00:17]} 59. Bc4 {[%emt 0:00:31]} Kc8 {[%emt 0:00:53]} 60. Bd5 {[%emt 0:00:07]} Bd6 {[%emt 0:00:24]} 61. Bc4 {[%emt 0:00:32]} Kb8 {[%emt 0:00:55]} 62. Kb3 {[%emt 0:00:25]} Bc7 {[%emt 0:00:51]} 63. a6 {[%emt 0:02:04]} b6 {[%emt 0:01:11]} 64. Kc3 {[%emt 0:00:51]} Ka7 {[%emt 0:00:09]} 65. Kd4 {[%emt 0:00:26]} Bd6 {[%emt 0:00:06]} 66. Kd5 {[%emt 0:00:42]} Bb4 {[%emt 0:00:18]} 67. Ke5 {[%emt 0:00:20]} Ba3 {[%emt 0:00:47]} 68. Kf6 {[%emt 0:01:13]} Bd6 {[%emt 0:00:20]} 69. Bf1 {[%emt 0:00:38]} Bb4 {[%emt 0:00:13]} 70. Be2 {[%emt 0:00:09]} Bd6 {[%emt 0:00:08]} 71. Bc4 {[%emt 0:00:09]} Bb4 {[%emt 0:00:08]} 72. Be6 {[%emt 0:01:20]} Bxb5 {[%emt 0:00:30]} 73. Kxf5 {[%emt 0:00:18]} Bd3 {[%emt 0:01:40]} 74. Bd5 {[%emt 0:00:41]} Kxa6 {[%emt 0:00:11]} 75. Bxe4 {[%emt 0:00:07]} Bxe4+ {[%emt 0:00:08]} 76. Kxe4 {[%emt 0:00:04]} Kb7 {[%emt 0:00:09]} 77. Kd5 {[%emt 0:00:06]} Kc7 {[%emt 0:00:13]} 78. f5 {[%emt 0:00:07]} Kd7 {[%emt 0:00:15]} 79. Bxb6 {[%emt 0:00:08]} Ke7 {[%emt 0:00:06]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.26"]
[White "Shyaamnikhil P"]
[Black "Kwon, Sehyun"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2429"]
[BlackElo "2136"]
[Annotator "RC"]
[PlyCount "62"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 d5 4. c4 Nc6 5. cxd5 Nxd5 6. Nc3 Nc7 7. d3 e5 8. Nd2 Bd7 9. O-O Be7 10. Nc4 f6 11. f4 b5 {[%emt 0:27:27]} 12. Ne3 {[%emt 0:12:48]} exf4 {[%emt 0:06:31]} 13. gxf4 {[%emt 0:00:18]} Rc8 {[%emt 0:11:29]} 14. a4 {[%emt 0:04:20]} b4 {[%emt 0:06:56]} 15. Ne4 {[%emt 0:02:29]} O-O {[%emt 0:02:20]} 16. Nc4 {[%emt 0:03:04]} Ne8 {[%emt 0:09:37]} 17. f5 {[%emt 0:03:23]} Ne5 {[%emt 0:04:07]} 18. Qb3 {[%emt 0:07:44]} Kh8 {[%emt 0:01:00]} 19. Rf4 {[%emt 0:04:53]} Nxc4 {[%emt 0:08:33]} 20. dxc4 {[%emt 0:01:43]} Nd6 {[%emt 0:01:56]} 21. Ng3 {[%emt 0:00:34]} Nf7 {[%emt 0:00:46]} 22. Rh4 {[%emt 0:03:16]} Bd6 {[%emt 0:02:56]} 23. Qf3 {[%emt 0:03:40]} Qe8 {[%emt 0:01:17]} 24. Ne4 {[%emt 0:09:09]} Qe5 {[%emt 0:07:12]} 25. Ng3 {[%emt 0:14:31]} Ng5 {[%emt 0:04:06]} 26. Bxg5 {[%emt 0:03:47]} fxg5 {[%emt 0:04:44]} 27. Rxh7+ {[%emt 0:00:09]} Kxh7 {[%emt 0:00:02]} 28. Qh5+ {[%emt 0:00:07]} Kg8 {[%emt 0:00:02]} 29. Bd5+ {[%emt 0:00:09]} Qxd5 {[%emt 0:00:07]} 30. cxd5 {[%emt 0:00:05]} Bxg3 {[%emt 0:03:07]} 31. hxg3 {[%emt 0:00:10]} Rxf5 {[%emt 0:00:11]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.27"]
[White "Mithil, Ajgaonkar"]
[Black "Predke, Alexandr"]
[Result "0-1"]
[ECO "E19"]
[WhiteElo "2332"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,75,19,9,33,0,0,0,0,0,6,0,0,-5,-15,-22,0,0,23,6,0,-17,8,-66,-45,-41,-38,-33,-52,-76,-70,-89,-6,-82,-25,-36,-38,-71,0,0,0,0,0,-14,0,0,0,-45,-72,-642,-627,-606,-595,-1072,-1037,-29989,-29990,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 f5 10. Rd1 Bf6 11. Bf4 {LiveBook: 18 Games} a5 {E19: Queen's Indian: Old Main Line with 7...Ne4 8 Qc2 Nxc3 8 Qxc3} (11... d6 12. Rac1 Qe7 13. h4 Nd7 14. Qe3 a5 15. Ne5 Bxg2 16. Kxg2 dxe5 17. dxe5 Nxe5 18. Bxe5 Bxe5 19. Qxe5 {½-½ (46) Savchenko,B (2639)-Khanin,S (2436) Voronezh 2017}) 12. c5 $146 ({Predecessor:} 12. Be5 d6 13. Bxf6 Qxf6 14. Ne1 Bxg2 15. Nxg2 Nc6 16. Rac1 Rae8 17. e3 g5 18. f4 h6 19. a3 {1-0 (30) Hintze,H (2346)-Morawietz,D (2449) Germany 2008}) 12... bxc5 13. Qxc5 d6 {The position is equal.} 14. Qc3 Qe7 15. Rac1 Rc8 16. Nd2 Bxg2 17. Kxg2 Na6 18. a3 Nc5 19. Qc4 Nd7 20. Qd3 a4 21. Qf3 (21. e4 $11) 21... g5 $15 22. Be3 c5 23. dxc5 d5 {[%cal Bd6d5,Bd5d4][%mdl 32]} 24. Nb1 Bxb2 25. Rc2 Bf6 (25... g4 $17 26. Qf4 Be5) 26. Qh5 (26. Nc3 $1 $11 {keeps the balance.}) 26... Nxc5 ({Black should play} 26... Ra6 $17 27. Bd2 Qf7 28. Qxf7+ Kxf7) 27. Rdc1 $1 $11 {[%cal Rc2c5]} d4 28. Bd2 {[#]} Qb7+ (28... g4 $1 $17 {White must now prevent ...d3.} 29. Kg1 Qb7 30. Rxc5 Rxc5 31. Rxc5 Qxb1+ 32. Bc1 Qb6) 29. f3 Nd7 30. Bxg5 Bg7 {Strongly threatening ...Rxc2.} 31. Nd2 Rxc2 32. Rxc2 Qa6 33. f4 d3 $36 {[%mdl 2048] Black is in control.} 34. Rc7 $4 {[%mdl 8192] [#]} (34. Rc1 $17) 34... dxe2 $19 35. Nf3 Qd6 36. Rc1 Qd1 37. Bh6 Qxc1 {[%csl Ge2][%cal Rc1f1]} 38. Bxg7 Qf1# {Precision: White = 29%, Black = 51%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.28"]
[White "Wen, Yang"]
[Black "Gomes, Mary Ann"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2599"]
[BlackElo "2312"]
[Annotator "TA"]
[PlyCount "149"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,149,10,10,17,21,4,23,12,42,37,45,49,52,30,39,31,47,29,30,22,25,28,37,26,57,58,60,64,63,59,56,52,86,35,33,24,25,26,56,26,32,32,48,32,43,32,32,32,32,32,33,32,39,39,42,42,42,42,42,42,42,42,49,38,39,39,39,27,27,27,28,4,11,11,22,22,39,25,39,39,39,39,39,39,39,39,47,52,61,54,54,48,136,136,137,137,141,136,143,144,168,175,185,181,373,352,358,343,1486,1190,1349,1227,1500,1266,29958,29960,5213,5895,29970,29973,29975,29976,29976,29974,29968,29978,29977,29970,29978,29979,29982,29982,29984,29985,29984,29985]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 b5 9. Nd5 {B91: Sicilian Najdorf: 6 g3} Nbd7 10. Nec3 Bb7 11. a4 {White has an edge.} Bxd5 $146 ({Predecessor:} 11... Nxd5 12. Nxd5 Nf6 13. Nxe7 Qxe7 14. axb5 axb5 15. Rxa8+ Bxa8 16. Bg5 O-O {½-½ (50) Malakhov,V (2712)-Kuzubov,Y (2637) Chartres 2017}) 12. Nxd5 Nxd5 13. Qxd5 b4 14. Be3 O-O 15. O-O Qc7 16. Qd3 a5 17. Rfc1 Nc5 18. Qd5 Rab8 19. h4 Rfd8 20. Bf1 Qb7 21. Qxb7 Rxb7 22. Bc4 Rc7 23. Bd5 Rdc8 24. Bd2 (24. c3 $16) 24... Bd8 25. f3 Kf8 26. Kf1 Na6 27. Ke2 Rb8 28. b3 Rcc8 29. Bc4 Nc5 30. Be3 Bb6 31. Rd1 Ke7 32. Rd5 f6 33. h5 h6 34. Bxc5 Rxc5 35. Rad1 Rxd5 36. Rxd5 $14 {[%mdl 4096] Endgame KRB-KRB} Bc5 37. f4 Kf8 38. Kf3 Re8 39. Bb5 Re7 40. Bd3 Kf7 41. Kg4 g6 42. hxg6+ Kxg6 43. Kf3 Rg7 44. Bc4 Kh7 45. Rd2 Bd4 46. Rh2 Rc7 47. Rh4 Re7 48. Rh3 Kg7 49. Rh5 Kg6 50. Kg4 Kg7 51. Kf5 Bf2 $1 52. Rh4 h5 $1 53. Rh3 exf4 (53... Be1 $14) 54. gxf4 $16 h4 55. Rh2 $1 {[%cal Rh2f2]} Bg3 56. Rd2 $1 Rd7 57. Rd5 Kh6 58. Bf1 ({Inferior is} 58. Kxf6 Bxf4 59. Kf5 Bg3 $11) 58... Rc7 59. Rxd6 Rxc2 $2 (59... Kg7) 60. Rxf6+ $18 Kg7 61. Bc4 Bf2 $2 (61... Rc3 62. Rg6+ Kh7) 62. Kg5 Rxc4 63. bxc4 {KR-KB} b3 64. Rd6 h3 65. Rd7+ Kf8 {[#]} 66. Kf6 $1 {[%cal Rd7d8]} Bh4+ 67. Ke6 {White mates.} h2 68. Rd1 Bf2 {[#]} 69. f5 $1 Kg7 70. f6+ Kg6 71. f7 Bc5 72. e5 Kg7 73. Rf1 Kf8 74. Kd7 b2 75. e6 {Accuracy: White = 71%, Black = 43%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.29"]
[White "Pranesh, M."]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2309"]
[BlackElo "2584"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,77,-3,0,-14,-11,-6,0,0,0,0,8,-22,-7,-26,-26,-29,-25,-42,-35,-49,-17,-28,-25,-22,0,0,0,0,0,0,0,-18,-31,-34,-8,-2,29,-6,26,27,38,25,95,97,103,113,91,99,98,43,53,56,428,440,450,435,418,470,435,421,552,542]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. Nd5 Nf6 6. Nxe7 Qxe7 7. d3 d6 8. c3 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6} Be6 9. Qe2 h6 {LiveBook: 3 Games} 10. O-O {The position is equal.} O-O 11. h3 $146 ({Predecessor:} 11. Re1 a6 12. h3 b5 13. Bb3 Rfe8 14. Bc2 d5 15. exd5 Bxd5 {1-0 (32) Mamedov,N (2577)-Stamenkov,V (2350) Plovdiv 2008}) 11... Rab8 12. Bb5 Rfc8 13. Re1 Bd7 14. c4 Nd8 15. Nh4 Be6 16. f4 a6 17. Ba4 b5 18. Bc2 Nd7 19. Nf3 {And now f5 would win.} exf4 20. Bxf4 bxc4 (20... Ne5 {seems wilder.} 21. b3 Ndc6 22. Rf1 f6 23. Rad1 bxc4 24. dxc4 a5) 21. dxc4 Rxb2 22. Qd3 $1 Qf6 23. Bxd6 {[#]} Bxc4 $1 {[%mdl 512]} 24. Qxc4 Qxd6 25. Rad1 Qe6 26. Qc3 Rb6 27. Rd5 {Threatens to win with Red1.} Qe7 28. Nd4 $1 {[%cal Rd4f5] Hoping for Nf5.} Nf6 $1 29. Nf5 {[%mdl 1024] White has compensation.} Qf8 (29... Qc7 $11 {keeps the balance.}) 30. Rd2 $16 c4 31. e5 Ne8 32. Rd7 $36 {[%mdl 2048] White has strong initiative.} Re6 33. Kh1 (33. Ba4 $16) 33... Nc6 $1 $14 34. Qxc4 Nf6 $2 {[%mdl 8192] [#]} (34... Nxe5 $14 35. Qxc8 Nxd7 36. Rxe6 fxe6) 35. Rxf7 $3 $18 {[%mdl 512]} Qxf7 {[#]} 36. Bb3 $1 Rce8 {White must now prevent ...Na5.} 37. Nd6 Na5 38. Qa4 Qd7 {Strongly threatening ...Qxa4.} 39. Qxa5 {Precision: White = 71%, Black = 49%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.08"]
[Round "3.30"]
[White "Nasanjargal, Urtnasan"]
[Black "Hoang, Thi Bao Tram"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2503"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,151,15,7,52,8,41,45,73,39,45,61,99,97,134,128,112,114,124,112,125,102,134,141,125,124,170,83,127,104,102,108,112,113,113,113,120,101,101,94,107,39,50,41,47,41,64,64,71,45,44,55,87,90,151,16,18,0,144,161,159,159,146,139,134,79,150,120,189,172,225,225,212,196,262,194,199,143,159,157,146,156,155,160,213,212,213,202,206,206,178,49,202,166,152,97,53,18,18,0,9,0,0,0,0,0,0,0,0,0,33,0,0,0,0,0,0,0,0,0,0,0,0,0,24,5,5,5,42,8,8,12,52,4,68,66,165,162]} 1. c4 e6 2. d4 d5 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 Be7 7. Qa4+ Nbd7 8. O-O O-O 9. Qxc4 a6 {E04: Open Catalan: 5 Nf3} 10. Rd1 c5 11. Qc2 Qb6 {White is slightly better.} 12. Bc3 $146 ({Predecessor:} 12. Be1 cxd4 13. Nxd4 Ne5 14. Qb3 Qxb3 15. axb3 {1-0 (36) Ulybin,M (2575)-Alienkin,A (2415) Vienna 1998}) 12... Qc7 13. Nbd2 b5 14. dxc5 Qxc5 15. Nd4 Nd5 16. N2b3 Qc7 17. Nf5 Bf6 {Threatens to win with ...b4.} 18. Rac1 N7b6 19. Bxf6 Qxc2 20. Rxc2 gxf6 21. a3 (21. e4 $1 $18) 21... Ra7 22. Nd6 {Strongly threatening Bxd5.} Ne7 23. Na5 Bd7 24. Bb7 f5 25. f3 Rd8 26. Kf2 Kf8 27. b3 Be8 28. Rdd2 (28. e4 $16) 28... Nbd5 $14 29. Nxe8 Rxe8 30. h3 Nf6 31. g4 Rb8 32. g5 Ne8 $1 33. Rd7 Nd5 34. Rc6 Ne7 ({Black should play} 34... h6) 35. Rc5 (35. Rxa6 Rxa6 36. Bxa6 Ra8 $15) (35. Rb6 $1 $16) 35... Nd5 $1 $11 36. Rc6 (36. Bc6 $11 Rxd7 37. Bxd7) 36... Ne7 $1 $16 37. Rb6 $1 (37. Rxa6 Rxa6 38. Bxa6 Ra8 $15) 37... Nd5 38. Bxd5 (38. Rxa6 Rxa6 39. Bxa6 Ra8 $17) (38. Bxa6 Rba8 $17) 38... Rxd7 39. Rxb8 Rxd5 {[%mdl 4096] Endgame KRN-KRN} 40. Ra8 (40. Nc6 $142) 40... Rd6 (40... f4 $142) 41. b4 e5 (41... f4 $16 {might work better.} 42. Nb7 Rd1) 42. h4 f6 (42... Ke7 $142 43. Ra7+ Kf8) 43. Nb7 $18 Rc6 44. Nc5 fxg5 (44... e4 $142 45. fxe4 fxe4) 45. hxg5 Kf7 46. Nxa6 (46. Nd7 $18 Re6 47. Ra7) 46... Nd6 47. Ra7+ Kg6 48. Nb8 $1 {[%cal Rb8c6]} Rc8 49. Nd7 Nc4 (49... Kxg5 $16 {keeps fighting.} 50. Nxe5 Kf6) 50. a4 $1 {[%cal Ra4b5]} bxa4 51. b5 $1 {[%cal Bb4b5,Bb5b6][%mdl 32]} (51. Rxa4 $6 Kxg5 52. b5 Rc7 $16) 51... Kxg5 52. b6 {And now b7 would win.} ({Don't take} 52. Rxa4 $6 Rc7 $16) 52... Nd6 53. Nxe5 ({White should try} 53. Rxa4 $18 {aiming for Ra7.} Rc3 54. Rb4 (54. Nxe5 Rb3 $16)) 53... Rc5 $2 (53... Rb8 $1 $14) 54. Rxa4 {Rd4 is the strong threat.} Rb5 {[#]} 55. f4+ (55. Rd4 $142 $1 Kf6 56. Nc6 (56. Rxd6+ Kxe5 57. Rc6 Rb2 $16)) 55... Kf6 $16 56. Rd4 Ke6 57. Rd1 Rxb6 58. Rh1 Rb7 59. Rh6+ Kd5 60. Nd3 Ne4+ 61. Ke3 Rg7 {[%cal Rg7g3]} (61... Nd6 {is more complex.} 62. Kf2) 62. Ne5 Rg3+ 63. Nf3 Rg7 64. Rh5 Ng3 65. Rh6 Ra7 66. Ne5 Ne4 67. Rh5 Nd6 68. Nd3 Nc4+ 69. Kf3 Nd6 70. Nf2 Ra3+ 71. e3 Ra7 72. e4+ Kd4 {[%cal Rf5e4]} 73. exf5 Rf7 74. Kg4 h6 (74... Rg7+ $11 75. Kf3 Rf7) 75. Nh1 $14 Ke3 {[#]} (75... Nc4 $14) 76. Rh3+ $1 {Accuracy: White = 59%, Black = 51%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.1"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Gukesh D"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2639"]
[BlackElo "2529"]
[Annotator "ChessBase"]
[PlyCount "109"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:17]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:21]} g6 {[%emt 0:00:14]} 3. Nc3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:10]} 4. e4 {[%emt 0:01:07]} d6 {[%emt 0:00:11]} 5. h3 {[%emt 0:00:06]} O-O {[%emt 0:00:40]} 6. Be3 {[%emt 0:00:03]} Na6 {[%emt 0:05:34]} 7. Nf3 {[%emt 0:04:46]} c5 {[%emt 0:08:47]} 8. Be2 {[%emt 0:03:56]} cxd4 {[%emt 0:02:16]} 9. Nxd4 {[%emt 0:00:23]} Nc5 {[%emt 0:16:56]} 10. Qc2 {[%emt 0:00:35]} b6 11. O-O-O {[%emt 0:15:49]} Bb7 {[%emt 0:05:22]} 12. f3 {[%emt 0:00:17]} Nh5 {[%emt 0:03:52]} 13. g4 {[%emt 0:01:50]} Ng3 {[%emt 0:01:06]} 14. Rhg1 {[%emt 0:03:03]} Nxe2+ {[%emt 0:00:12]} 15. Qxe2 {[%emt 0:00:04]} Rc8 {[%emt 0:01:58]} 16. h4 {[%emt 0:02:36]} Ba6 {[%emt 0:07:02]} 17. Kb1 {[%emt 0:01:15]} Na4 {[%emt 0:25:32]} 18. Ncb5 {[%emt 0:09:54]} d5 {[%emt 0:02:23]} 19. exd5 {[%emt 0:03:57]} Bxb5 {[%emt 0:00:58]} 20. cxb5 {[%emt 0:01:53]} Qxd5 {[%emt 0:00:13]} 21. Nf5 {[%emt 0:00:20]} Qc4 {[%emt 0:08:27]} 22. Qxc4 {[%emt 0:03:41]} Rxc4 {[%emt 0:00:02]} 23. Nxg7 {[%emt 0:00:40]} Kxg7 {[%emt 0:00:09]} 24. Rd7 {[%emt 0:00:13]} e5 {[%emt 0:04:20]} 25. Rc1 {[%emt 0:14:32]} Rb4 {[%emt 0:00:57]} 26. b3 {[%emt 0:00:07]} Rxb5 {[%emt 0:02:17]} 27. Rxa7 {[%emt 0:00:04]} Nc5 {[%emt 0:00:15]} 28. Bxc5 {[%emt 0:00:21]} bxc5 {[%emt 0:00:02]} 29. Rc7 {[%emt 0:00:26]} Rb4 {[%emt 0:00:15]} 30. R7xc5 {[%emt 0:03:56]} Rf4 {[%emt 0:00:01]} 31. Rxe5 {[%emt 0:00:28]} Rxf3 {[%emt 0:00:05]} 32. Re4 {[%emt 0:00:03]} Rh3 {[%emt 0:03:07]} 33. g5 {[%emt 0:00:35]} h6 {[%emt 0:01:08]} 34. Kb2 {[%emt 0:01:41]} hxg5 {[%emt 0:00:51]} 35. hxg5 {[%emt 0:00:05]} Rg3 {[%emt 0:00:03]} 36. Re5 {[%emt 0:00:48]} Rb8 {[%emt 0:00:32]} 37. Rc3 {[%emt 0:01:20]} Rg2+ {[%emt 0:00:09]} 38. Rc2 {[%emt 0:00:02]} Rg3 {[%emt 0:00:04]} 39. Ra5 {[%emt 0:00:43]} Rb7 {[%emt 0:01:13]} 40. Ka3 {[%emt 0:00:36]} Rb8 {[%emt 0:00:36]} 41. Rc4 {[%emt 0:01:31]} Rg2 {[%emt 0:00:21]} 42. b4 {[%emt 0:02:42]} Re8 {[%emt 0:00:38]} 43. Kb3 {[%emt 0:00:07]} Ree2 {[%emt 0:00:25]} 44. a3 {[%emt 0:00:06]} Rb2+ {[%emt 0:00:14]} 45. Ka4 {[%emt 0:00:14]} Rg3 {[%emt 0:00:13]} 46. Rcc5 {[%emt 0:00:38]} Rbb3 {[%emt 0:01:09]} 47. Kb5 {[%emt 0:00:04]} Rxa3 {[%emt 0:00:04]} 48. Rxa3 {[%emt 0:00:06]} Rxa3 {[%emt 0:00:03]} 49. Kc6 {[%emt 0:00:21]} f6 {[%emt 0:01:00]} 50. gxf6+ {[%emt 0:00:44]} Kxf6 {[%emt 0:00:01]} 51. b5 {[%emt 0:00:04]} Ke7 {[%emt 0:01:54]} 52. b6 {[%emt 0:00:18]} Ra6 {[%emt 0:00:30]} 53. Kc7 {[%emt 0:00:15]} Kf6 {[%emt 0:00:34]} 54. b7 {[%emt 0:00:08]} Ra7 {[%emt 0:00:03]} 55. Kb6 {[%emt 0:00:04]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.2"]
[White "Chanda, Sandipan"]
[Black "Bogdanovich, Stanislav"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "2534"]
[BlackElo "2536"]
[Annotator "ChessBase"]
[PlyCount "94"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:22]} Nf6 {[%emt 0:00:02]} 2. c4 {[%emt 0:00:17]} e6 {[%emt 0:00:26]} 3. Nc3 {[%emt 0:00:14]} Bb4 {[%emt 0:00:20]} 4. e3 {[%emt 0:00:16]} O-O {[%emt 0:00:24]} 5. Bd2 {[%emt 0:00:10]} b6 {[%emt 0:00:16]} 6. Nf3 {[%emt 0:00:24]} Bb7 {[%emt 0:00:06]} 7. Bd3 {[%emt 0:00:11]} d5 {[%emt 0:00:16]} 8. cxd5 {[%emt 0:00:11]} exd5 {[%emt 0:00:07]} 9. Rc1 {[%emt 0:00:15]} Nbd7 {[%emt 0:00:24]} 10. O-O {[%emt 0:00:16]} Be7 {[%emt 0:00:28]} 11. Be1 {[%emt 0:05:36]} c5 {[%emt 0:03:04]} 12. Ne5 {[%emt 0:00:08]} cxd4 {[%emt 0:00:09]} 13. Nxd7 {[%emt 0:00:09]} Qxd7 {[%emt 0:00:06]} 14. exd4 {[%emt 0:00:12]} Ne4 {[%emt 0:05:27]} 15. f3 {[%emt 0:00:08]} Nd6 {[%emt 0:02:29]} 16. Bf2 {[%emt 0:06:57]} Rac8 {[%emt 0:04:57]} 17. b3 {[%emt 0:06:37]} Bg5 {[%emt 0:09:58]} 18. Rc2 {[%emt 0:00:17]} Nf5 19. f4 {[%emt 0:05:28]} Be7 {[%emt 0:03:23]} 20. Qg4 {[%emt 0:27:31]} g6 {[%emt 0:03:25]} 21. Ne2 {[%emt 0:10:05]} h5 {[%emt 0:14:26]} 22. Qh3 {[%emt 0:00:24]} Rxc2 {[%emt 0:02:52]} 23. Bxc2 {[%emt 0:00:08]} Ba6 {[%emt 0:01:03]} 24. Ng3 {[%emt 0:02:12]} Bxf1 {[%emt 0:01:34]} 25. Bxf5 {[%emt 0:00:35]} Qd6 {[%emt 0:03:46]} 26. Nxf1 {[%emt 0:05:51]} gxf5 {[%emt 0:00:20]} 27. Qxf5 {[%emt 0:01:25]} Qf6 {[%emt 0:10:45]} 28. Qxd5 {[%emt 0:06:27]} Qxf4 {[%emt 0:00:15]} 29. Be3 {[%emt 0:03:14]} Qg4 {[%emt 0:00:37]} 30. Qe5 {[%emt 0:00:48]} Qe6 {[%emt 0:06:46]} 31. Qxh5 {[%emt 0:00:10]} Bf6 {[%emt 0:01:25]} 32. d5 {[%emt 0:06:49]} Qe4 {[%emt 0:00:21]} 33. Qh6 {[%emt 0:00:20]} Bg7 {[%emt 0:01:10]} 34. Qg5 {[%emt 0:01:02]} f6 {[%emt 0:03:12]} 35. Qg3 {[%emt 0:00:03]} f5 {[%emt 0:02:54]} 36. Bf4 {[%emt 0:04:31]} Qxd5 {[%emt 0:03:11]} 37. Ne3 {[%emt 0:00:03]} Qd4 {[%emt 0:03:00]} 38. h4 {[%emt 0:00:16]} Re8 {[%emt 0:00:54]} 39. Kh1 {[%emt 0:01:00]} Qf6 {[%emt 0:03:53]} 40. h5 {[%emt 0:00:45]} Kh7 {[%emt 0:00:38]} 41. Kh2 {[%emt 0:01:13]} Re4 {[%emt 0:00:40]} 42. Nd5 {[%emt 0:01:19]} Qe6 {[%emt 0:03:24]} 43. Nc7 {[%emt 0:02:46]} Qf6 {[%emt 0:02:46]} 44. Nd5 {[%emt 0:00:57]} Qf7 {[%emt 0:00:13]} 45. h6 {[%emt 0:00:04]} Bd4 {[%emt 0:00:45]} 46. Ne3 {[%emt 0:03:15]} Bxe3 {[%emt 0:00:06]} 47. Bxe3 {[%emt 0:00:06]} f4 {[%emt 0:00:03]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.3"]
[White "Nguyen, Anh Khoi"]
[Black "Wang, Hao"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2484"]
[BlackElo "2718"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,68,32,35,28,23,25,9,19,0,0,0,9,0,0,0,0,-54,-36,-44,-41,-86,-79,-72,-64,-68,-37,-56,-55,-52,-45,-156,-80,-82,-83,-79,-86,-80,-56,-86,-85,-83,-79,-533,-624,-579,-617,-614,-604,-581,-560]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. f3 c5 7. d5 e6 8. Ng3 exd5 9. cxd5 a6 10. a4 Nbd7 11. Be2 Ne8 {A65: Modern Benoni: 6 e4} 12. Be3 (12. Bf4 Rb8 13. O-O c4 14. Bxc4 Qb6+ 15. Rf2 Bd4 16. Qd2 Ne5 17. Bf1 Bxf2+ 18. Qxf2 Qxf2+ 19. Kxf2 {½-½ (32) Carlsen,M (2835)-Nepomniachtchi,I (2763) Wijk aan Zee 2019}) 12... Rb8 13. Qd2 Nc7 {The position is equal.} 14. Bh6 Bxh6 15. Qxh6 b5 16. axb5 Nxb5 $146 ({Predecessor:} 16... axb5 17. h4 Qf6 18. h5 Qg7 19. hxg6 fxg6 20. Qxg7+ Kxg7 {½-½ (77) Henrichs,T (2496)-Kummerow,H (2308) Herne 2007}) 17. Nxb5 axb5 18. O-O ({White should try} 18. b3 $11) 18... c4 $15 19. Kh1 Qf6 20. Qd2 Nc5 21. Qc3 Qxc3 22. bxc3 Bd7 23. Bd1 b4 24. cxb4 Rxb4 25. Rc1 ({Better is} 25. Kg1 $15) 25... Ra8 (25... Nd3 $142 26. Rc2 Ba4) 26. Be2 $17 Bb5 27. Rc2 Ra3 28. h4 Kg7 29. Rfc1 {[%cal Re2c4]} Nb3 30. Rb1 Rba4 31. Bd1 $2 {[%mdl 8192] [#]} (31. Rc3 $17) 31... Ra1 $19 {Black is clearly winning.} 32. Rcb2 R4a2 33. Bxb3 Rxb2 ({Worse is} 33... cxb3 34. Rxb3 Rxb1+ 35. Rxb1 $16) 34. Rxa1 {[#] And now Bd1 would win.} cxb3 {Accuracy: White = 31%, Black = 87%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.4"]
[White "Mareco, Sandro"]
[Black "Shyaamnikhil P"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2666"]
[BlackElo "2429"]
[Annotator "RC"]
[PlyCount "45"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:00]} e5 {[%emt 0:03:01]} 2. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:02:06]} 3. g3 {[%emt 0:00:07]} f5 {[%emt 0:01:06]} 4. Bg2 {[%emt 0:00:07]} Nf6 {[%emt 0:00:10]} 5. e3 {[%emt 0:00:14]} c6 {[%emt 0:02:49]} 6. Nge2 {[%emt 0:00:44]} Be7 {[%emt 0:00:26]} 7. O-O {[%emt 0:00:27]} O-O {[%emt 0:01:19]} 8. b3 {[%emt 0:02:56]} Be6 {[%emt 0:03:57]} 9. f4 {[%emt 0:06:17]} g6 {[%emt 0:10:19]} 10. h3 {[%emt 0:12:41]} Nh5 11. d4 {[%emt 0:02:47]} exf4 {[%emt 0:27:47]} 12. d5 {[%emt 0:00:18]} Bf7 {[%emt 0:01:05]} 13. exf4 {[%emt 0:02:03]} Qb6+ {[%emt 0:06:07]} 14. Kh2 {[%emt 0:00:09]} Nd7 {[%emt 0:01:45]} 15. Bb2 {[%emt 0:05:50]} Ng7 {[%emt 0:03:31]} 16. dxc6 {[%emt 0:04:03]} bxc6 {[%emt 0:00:08]} 17. Qd4 {[%emt 0:00:29]} Bf6 {[%emt 0:03:25]} 18. Qxd6 {[%emt 0:03:19]} Rad8 {[%emt 0:00:26]} 19. Qxc6 {[%emt 0:00:17]} Nc5 {[%emt 0:00:54]} 20. Ba3 {[%emt 0:02:12]} Rc8 {[%emt 0:01:30]} 21. Qxb6 {[%emt 0:00:48]} axb6 {[%emt 0:00:07]} 22. Rad1 {[%emt 0:00:06]} Rfe8 {[%emt 0:00:27]} 23. Rd6 {[%emt 0:03:42]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.5"]
[White "Mendonca, Leon Luke"]
[Black "Nguyen, Ngoc Truong Son"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2446"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,25,4,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4 Nbd7 9. Qc2 Nh5 $146 ({Predecessor:} 9... b6 10. Rd1 Ba6 11. cxd5 cxd5 12. Ne5 Nxe5 13. dxe5 Ng4 14. Bf3 f5 15. exf6 Nxf6 16. Qa4 Bb7 17. Nd2 Qe8 18. Qxe8 Rfxe8 {½-½ (29) Giri,A (2783)-Ding,L (2813) Wijk aan Zee 2019}) 10. Bd2 Nhf6 11. Bf4 Nh5 12. Bd2 Nhf6 13. Bf4 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.6"]
[White "Li, Yankai"]
[Black "Van Wely, Loek"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2434"]
[BlackElo "2612"]
[Annotator "ChessBase"]
[PlyCount "112"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:02:22]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:04]} c5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:04]} cxd4 {[%emt 0:03:07]} 5. Nxd4 {[%emt 0:00:05]} d5 {[%emt 0:00:08]} 6. Bg2 {[%emt 0:00:58]} e5 {[%emt 0:00:05]} 7. Nb3 {[%emt 0:00:11]} d4 {[%emt 0:00:13]} 8. O-O {[%emt 0:00:06]} Nc6 {[%emt 0:00:19]} 9. f4 {[%emt 0:00:08]} e4 {[%emt 0:01:26]} 10. f5 {[%emt 0:00:06]} g6 {[%emt 0:00:13]} 11. Na3 {[%emt 0:06:38]} Bxf5 {[%emt 0:00:28]} 12. Nb5 {[%emt 0:00:49]} Bg7 {[%emt 0:11:47]} 13. N3xd4 {[%emt 0:07:11]} Nxd4 {[%emt 0:00:34]} 14. Qxd4 Qxd4+ {[%emt 0:27:55]} 15. Nxd4 {[%emt 0:04:56]} Bd7 {[%emt 0:01:56]} 16. Bf4 {[%emt 0:11:10]} Ng4 {[%emt 0:03:45]} 17. Rad1 {[%emt 0:00:10]} f5 {[%emt 0:00:47]} 18. h3 {[%emt 0:13:18]} Ne5 {[%emt 0:00:29]} 19. Bxe5 {[%emt 0:00:13]} Bxe5 {[%emt 0:00:06]} 20. g4 {[%emt 0:00:02]} fxg4 {[%emt 0:02:37]} 21. hxg4 {[%emt 0:00:41]} Bxg4 {[%emt 0:03:20]} 22. Bxe4 {[%emt 0:05:41]} O-O-O {[%emt 0:03:12]} 23. Bd5 {[%emt 0:00:13]} Rhf8 {[%emt 0:04:44]} 24. Rxf8 {[%emt 0:28:14]} Rxf8 {[%emt 0:00:18]} 25. Nf3 {[%emt 0:00:36]} Bf4 {[%emt 0:06:20]} 26. Rd3 {[%emt 0:02:37]} h5 {[%emt 0:03:16]} 27. c5 {[%emt 0:01:49]} Re8 {[%emt 0:07:05]} 28. e4 {[%emt 0:02:10]} g5 {[%emt 0:02:29]} 29. Nd4 {[%emt 0:01:06]} h4 {[%emt 0:03:10]} 30. Nb5 {[%emt 0:01:29]} Kb8 {[%emt 0:05:46]} 31. Rb3 {[%emt 0:03:02]} Bd1 {[%emt 0:00:38]} 32. Ra3 {[%emt 0:03:16]} g4 {[%emt 0:03:38]} 33. Nd6 {[%emt 0:03:27]} Rf8 {[%emt 0:03:00]} 34. Rd3 {[%emt 0:00:46]} Bf3 {[%emt 0:02:35]} 35. e5 {[%emt 0:03:05]} Bxe5 {[%emt 0:00:13]} 36. Bxf3 {[%emt 0:00:09]} Rxf3 {[%emt 0:00:23]} 37. Rxf3 {[%emt 0:00:26]} gxf3 {[%emt 0:00:02]} 38. Ne4 {[%emt 0:00:07]} Bd4+ {[%emt 0:01:01]} 39. Kh2 {[%emt 0:00:20]} Bxb2 {[%emt 0:00:14]} 40. Kh3 {[%emt 0:00:52]} Bd4 {[%emt 0:00:09]} 41. Kxh4 {[%emt 0:00:04]} f2 {[%emt 0:00:21]} 42. Nd2 {[%emt 0:00:04]} Kc7 {[%emt 0:00:19]} 43. Kg4 {[%emt 0:00:03]} Kc6 {[%emt 0:00:26]} 44. Kf3 {[%emt 0:00:03]} Kxc5 {[%emt 0:00:13]} 45. Ke4 {[%emt 0:00:02]} Bc3 {[%emt 0:01:03]} 46. Nf1 {[%emt 0:00:03]} Kb4 {[%emt 0:00:42]} 47. Kd3 {[%emt 0:00:04]} Bf6 {[%emt 0:00:47]} 48. Kc2 {[%emt 0:00:08]} Ka3 {[%emt 0:00:06]} 49. Kb1 {[%emt 0:00:05]} Bg5 {[%emt 0:00:18]} 50. Ka1 {[%emt 0:00:11]} Bf4 {[%emt 0:00:05]} 51. Kb1 {[%emt 0:00:02]} a5 {[%emt 0:00:05]} 52. Ka1 {[%emt 0:00:02]} a4 {[%emt 0:00:05]} 53. Kb1 {[%emt 0:00:02]} b5 {[%emt 0:00:23]} 54. Ka1 {[%emt 0:00:03]} b4 {[%emt 0:00:07]} 55. Kb1 {[%emt 0:00:02]} b3 {[%emt 0:00:06]} 56. axb3 {[%emt 0:00:12]} Kxb3 {[%emt 0:00:07]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.7"]
[White "Laylo, Darwin"]
[Black "Popov, Ivan"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2430"]
[BlackElo "2581"]
[Annotator "ChessBase"]
[PlyCount "41"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:07:11]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:02:27]} e6 {[%emt 0:00:15]} 3. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:07]} 4. Bg5 {[%emt 0:00:15]} dxc4 {[%emt 0:02:00]} 5. Nbd2 {[%emt 0:03:55]} c5 {[%emt 0:13:32]} 6. Nxc4 {[%emt 0:09:23]} cxd4 {[%emt 0:09:53]} 7. Qxd4 {[%emt 0:00:27]} Qxd4 {[%emt 0:01:24]} 8. Nxd4 {[%emt 0:00:02]} Ne4 {[%emt 0:00:32]} 9. Be3 {[%emt 0:01:32]} Bb4+ {[%emt 0:00:54]} 10. Nd2 Ke7 {[%emt 0:12:58]} 11. N4b3 {[%emt 0:04:33]} Rd8 {[%emt 0:12:15]} 12. a3 {[%emt 0:01:06]} Nxd2 {[%emt 0:00:09]} 13. Nxd2 {[%emt 0:08:39]} Ba5 {[%emt 0:00:07]} 14. O-O-O {[%emt 0:04:16]} Nd7 {[%emt 0:06:24]} 15. g3 {[%emt 0:05:49]} Bb6 {[%emt 0:04:47]} 16. Bxb6 {[%emt 0:09:56]} Nxb6 {[%emt 0:00:02]} 17. Bg2 {[%emt 0:01:27]} Bd7 {[%emt 0:00:48]} 18. b3 {[%emt 0:05:53]} Bc6 {[%emt 0:07:53]} 19. Bxc6 {[%emt 0:00:20]} Rac8 {[%emt 0:00:06]} 20. Kb2 {[%emt 0:00:45]} Rxc6 {[%emt 0:00:03]} 21. Nf3 {[%emt 0:02:21]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.8"]
[White "Tran, Tuan Minh"]
[Black "Laxman, R.R."]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2556"]
[BlackElo "2425"]
[Annotator "ChessBase"]
[PlyCount "145"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:06:41]} e5 {[%emt 0:00:18]} 2. g3 {[%emt 0:00:27]} Nc6 {[%emt 0:00:55]} 3. Bg2 {[%emt 0:00:09]} d6 {[%emt 0:00:23]} 4. Nc3 {[%emt 0:00:10]} Be6 {[%emt 0:00:07]} 5. d3 {[%emt 0:00:34]} Qd7 {[%emt 0:00:07]} 6. Rb1 {[%emt 0:00:25]} g6 {[%emt 0:00:46]} 7. b4 {[%emt 0:00:43]} Bg7 {[%emt 0:01:05]} 8. a4 {[%emt 0:03:59]} a6 {[%emt 0:01:51]} 9. Nf3 {[%emt 0:01:29]} h6 {[%emt 0:02:51]} 10. Nd5 {[%emt 0:05:28]} Nce7 {[%emt 0:04:39]} 11. e4 {[%emt 0:01:19]} Nxd5 {[%emt 0:00:54]} 12. cxd5 {[%emt 0:06:22]} Bh3 {[%emt 0:01:24]} 13. O-O {[%emt 0:00:07]} Bxg2 {[%emt 0:00:08]} 14. Kxg2 {[%emt 0:00:02]} Nf6 {[%emt 0:05:09]} 15. Nd2 {[%emt 0:05:48]} h5 16. h3 {[%emt 0:01:42]} b5 {[%emt 0:10:18]} 17. Bb2 {[%emt 0:16:26]} h4 {[%emt 0:02:19]} 18. g4 {[%emt 0:05:21]} c6 {[%emt 0:01:32]} 19. dxc6 {[%emt 0:06:08]} Qxc6 {[%emt 0:01:06]} 20. Nf3 {[%emt 0:01:47]} bxa4 {[%emt 0:10:58]} 21. Ra1 {[%emt 0:00:45]} Nd7 {[%emt 0:03:45]} 22. Qxa4 {[%emt 0:01:07]} Qxa4 {[%emt 0:09:02]} 23. Rxa4 {[%emt 0:00:08]} Ke7 {[%emt 0:00:03]} 24. Rfa1 {[%emt 0:00:32]} Rab8 {[%emt 0:01:22]} 25. Bc3 {[%emt 0:00:22]} f5 {[%emt 0:04:18]} 26. gxf5 {[%emt 0:01:39]} gxf5 {[%emt 0:00:02]} 27. Rxa6 {[%emt 0:00:22]} fxe4 {[%emt 0:00:20]} 28. dxe4 {[%emt 0:00:05]} Rhc8 {[%emt 0:00:16]} 29. Bd2 {[%emt 0:03:17]} Bf6 {[%emt 0:00:31]} 30. Nh2 {[%emt 0:00:59]} Rc4 {[%emt 0:03:23]} 31. Re1 {[%emt 0:00:14]} Ke6 {[%emt 0:01:15]} 32. Ng4 {[%emt 0:02:27]} Bd8 {[%emt 0:01:20]} 33. Ra3 {[%emt 0:05:34]} Bb6 {[%emt 0:02:18]} 34. Rf3 {[%emt 0:03:18]} Bd4 {[%emt 0:00:49]} 35. Nh6 {[%emt 0:03:03]} Rc2 {[%emt 0:01:07]} 36. Bg5 {[%emt 0:02:08]} Rf8 {[%emt 0:01:05]} 37. Bxh4 {[%emt 0:01:20]} Rxf3 {[%emt 0:02:08]} 38. Kxf3 {[%emt 0:00:01]} Rc3+ {[%emt 0:00:08]} 39. Kg2 {[%emt 0:00:50]} Rb3 {[%emt 0:00:12]} 40. Rg1 {[%emt 0:06:45]} Rxb4 {[%emt 0:00:34]} 41. Kh2 {[%emt 0:01:53]} Nc5 {[%emt 0:00:08]} 42. Rg4 {[%emt 0:01:29]} Bc3 {[%emt 0:06:33]} 43. Rg6+ {[%emt 0:04:41]} Kd7 {[%emt 0:00:02]} 44. f3 {[%emt 0:00:35]} Rb2+ {[%emt 0:00:37]} 45. Rg2 {[%emt 0:00:17]} Bd2 {[%emt 0:00:37]} 46. Ng4 {[%emt 0:01:42]} Nd3 {[%emt 0:01:09]} 47. Bg3 {[%emt 0:01:23]} Nf4 {[%emt 0:00:26]} 48. Rf2 {[%emt 0:00:12]} Nd3 {[%emt 0:00:21]} 49. Re2 {[%emt 0:00:21]} Nf4 {[%emt 0:00:11]} 50. Rf2 {[%emt 0:00:01]} Nd3 {[%emt 0:00:07]} 51. Rg2 {[%emt 0:00:03]} Nf4 {[%emt 0:00:33]} 52. Bxf4 {[%emt 0:01:11]} Bxf4+ {[%emt 0:00:02]} 53. Kh1 {[%emt 0:00:06]} Rb1+ {[%emt 0:01:20]} 54. Rg1 {[%emt 0:00:01]} Rb2 {[%emt 0:00:59]} 55. h4 {[%emt 0:01:39]} Ke6 {[%emt 0:00:03]} 56. Rd1 {[%emt 0:00:38]} Rb3 {[%emt 0:00:20]} 57. Kg2 {[%emt 0:00:07]} Rb2+ {[%emt 0:00:02]} 58. Kh3 {[%emt 0:00:22]} Rb3 {[%emt 0:00:05]} 59. Rf1 {[%emt 0:01:58]} d5 {[%emt 0:00:06]} 60. exd5+ {[%emt 0:00:03]} Kxd5 {[%emt 0:00:04]} 61. h5 {[%emt 0:01:03]} Ke6 {[%emt 0:00:06]} 62. Kh4 {[%emt 0:00:33]} Kf5 {[%emt 0:00:17]} 63. h6 {[%emt 0:00:04]} Kg6 {[%emt 0:01:13]} 64. Ra1 {[%emt 0:01:02]} Bg5+ {[%emt 0:00:14]} 65. Kg3 {[%emt 0:00:05]} Bf4+ {[%emt 0:00:08]} 66. Kg2 {[%emt 0:00:12]} Rb2+ {[%emt 0:01:02]} 67. Kh3 {[%emt 0:00:01]} Rb6 {[%emt 0:01:28]} 68. Ra5 {[%emt 0:00:42]} Re6 {[%emt 0:00:07]} 69. Kh4 {[%emt 0:00:52]} Bg5+ {[%emt 0:00:04]} 70. Kg3 {[%emt 0:00:06]} Bf4+ {[%emt 0:00:12]} 71. Kh4 {[%emt 0:00:16]} Bg5+ {[%emt 0:00:04]} 72. Kg3 {[%emt 0:00:22]} Bf4+ {[%emt 0:00:01]} 73. Kh4 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.9"]
[White "Megaranto, Susanto"]
[Black "Cao, Sang"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2526"]
[BlackElo "2385"]
[Annotator "ChessBase"]
[PlyCount "137"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:00]} b6 {[%emt 0:00:16]} 3. Bg5 {[%emt 0:00:30]} Bb7 {[%emt 0:00:17]} 4. e3 {[%emt 0:00:26]} e6 {[%emt 0:00:56]} 5. Nbd2 {[%emt 0:01:10]} Be7 {[%emt 0:00:19]} 6. Bd3 {[%emt 0:00:30]} h6 {[%emt 0:00:48]} 7. Bxf6 {[%emt 0:00:47]} Bxf6 {[%emt 0:00:06]} 8. O-O {[%emt 0:00:21]} d6 {[%emt 0:01:27]} 9. c3 {[%emt 0:00:56]} Nd7 {[%emt 0:01:10]} 10. Qe2 {[%emt 0:00:30]} a6 {[%emt 0:00:05]} 11. a4 {[%emt 0:07:13]} O-O {[%emt 0:04:18]} 12. e4 {[%emt 0:05:07]} e5 {[%emt 0:02:44]} 13. dxe5 {[%emt 0:00:11]} dxe5 {[%emt 0:03:27]} 14. Rfd1 {[%emt 0:02:35]} Qe7 {[%emt 0:01:56]} 15. Nc4 {[%emt 0:10:04]} Rfd8 16. b4 {[%emt 0:08:17]} Nf8 {[%emt 0:16:21]} 17. Ne3 {[%emt 0:07:33]} a5 {[%emt 0:13:13]} 18. Nf5 {[%emt 0:02:40]} Qe8 {[%emt 0:01:38]} 19. Bb5 {[%emt 0:00:37]} Rxd1+ {[%emt 0:01:20]} 20. Rxd1 {[%emt 0:04:25]} Qe6 {[%emt 0:00:25]} 21. Qc2 {[%emt 0:08:58]} Be7 {[%emt 0:13:10]} 22. Ne3 {[%emt 0:07:49]} Bf6 {[%emt 0:11:18]} 23. h3 {[%emt 0:11:07]} g6 {[%emt 0:01:32]} 24. Bc4 {[%emt 0:00:41]} Qe8 {[%emt 0:02:25]} 25. Bd5 {[%emt 0:01:02]} c6 {[%emt 0:01:45]} 26. Bb3 {[%emt 0:00:23]} Ba6 {[%emt 0:04:34]} 27. Ng4 {[%emt 0:05:30]} Bg7 {[%emt 0:01:23]} 28. Rd6 {[%emt 0:01:01]} Bc8 {[%emt 0:02:27]} 29. Nf6+ {[%emt 0:01:24]} Bxf6 {[%emt 0:00:03]} 30. Rxf6 {[%emt 0:00:07]} Ra7 {[%emt 0:00:47]} 31. Qd2 {[%emt 0:00:58]} Kg7 {[%emt 0:01:04]} 32. Rd6 {[%emt 0:02:06]} Rd7 {[%emt 0:00:33]} 33. Rxd7 {[%emt 0:00:38]} Qxd7 {[%emt 0:00:14]} 34. Qe3 {[%emt 0:00:05]} Qc7 {[%emt 0:02:55]} 35. bxa5 {[%emt 0:00:41]} bxa5 {[%emt 0:00:02]} 36. Qc5 {[%emt 0:00:15]} f6 {[%emt 0:01:03]} 37. Nd2 {[%emt 0:02:24]} Ne6 {[%emt 0:00:22]} 38. Bxe6 {[%emt 0:01:58]} Bxe6 {[%emt 0:00:02]} 39. Kf1 {[%emt 0:00:30]} h5 {[%emt 0:02:37]} 40. h4 {[%emt 0:00:52]} Qb7 {[%emt 0:04:46]} 41. Ke2 {[%emt 0:01:44]} Qa6+ {[%emt 0:01:13]} 42. c4 {[%emt 0:00:41]} Bf7 {[%emt 0:00:40]} 43. Kd3 {[%emt 0:00:28]} Qc8 {[%emt 0:02:08]} 44. f3 {[%emt 0:00:33]} Qe6 {[%emt 0:02:39]} 45. Nb3 {[%emt 0:00:50]} f5 {[%emt 0:00:42]} 46. Nd2 {[%emt 0:01:38]} Qf6 {[%emt 0:00:33]} 47. Qxa5 {[%emt 0:00:57]} fxe4+ {[%emt 0:00:18]} 48. Nxe4 {[%emt 0:00:15]} Qxh4 {[%emt 0:00:45]} 49. Qxe5+ {[%emt 0:00:04]} Kg8 {[%emt 0:00:51]} 50. Qb8+ {[%emt 0:04:25]} Kg7 {[%emt 0:00:16]} 51. Qe5+ {[%emt 0:00:33]} Kg8 {[%emt 0:00:06]} 52. Nd6 {[%emt 0:00:32]} Qh1 {[%emt 0:00:45]} 53. Qf6 {[%emt 0:00:30]} Qd1+ {[%emt 0:00:43]} 54. Ke3 {[%emt 0:00:15]} Qe1+ {[%emt 0:00:20]} 55. Kf4 {[%emt 0:00:06]} Qd2+ {[%emt 0:00:55]} 56. Kg3 {[%emt 0:00:06]} Qe1+ {[%emt 0:00:26]} 57. Kh2 {[%emt 0:00:06]} Be8 {[%emt 0:00:16]} 58. a5 {[%emt 0:01:02]} h4 {[%emt 0:00:48]} 59. Qg5 {[%emt 0:00:17]} c5 {[%emt 0:00:36]} 60. a6 {[%emt 0:00:34]} Kh7 {[%emt 0:00:28]} 61. Nxe8 {[%emt 0:01:11]} Qxe8 {[%emt 0:00:03]} 62. Qxh4+ {[%emt 0:00:07]} Kg8 {[%emt 0:00:57]} 63. Qg3 {[%emt 0:00:41]} Kf7 {[%emt 0:00:27]} 64. Qc7+ {[%emt 0:00:14]} Ke6 {[%emt 0:00:17]} 65. Qb6+ {[%emt 0:00:25]} Kf7 {[%emt 0:00:23]} 66. Qxc5 {[%emt 0:00:30]} Qh8+ {[%emt 0:00:18]} 67. Kg3 {[%emt 0:00:20]} Qb8+ {[%emt 0:00:07]} 68. f4 {[%emt 0:00:25]} Qb3+ {[%emt 0:00:17]} 69. Kh2 {[%emt 0:00:05]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.10"]
[White "Xu, Yi"]
[Black "Chu, Wei Chao"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2520"]
[BlackElo "2373"]
[Annotator "ChessBase"]
[PlyCount "43"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:01:12]} c6 {[%emt 0:00:19]} 2. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:04]} 3. e5 {[%emt 0:00:34]} c5 {[%emt 0:00:07]} 4. dxc5 {[%emt 0:00:05]} e6 {[%emt 0:00:04]} 5. a3 {[%emt 0:00:04]} Bxc5 {[%emt 0:00:18]} 6. b4 {[%emt 0:00:11]} Bb6 {[%emt 0:00:07]} 7. Qg4 {[%emt 0:01:18]} Ne7 {[%emt 0:00:05]} 8. Nf3 {[%emt 0:01:23]} Ng6 {[%emt 0:02:31]} 9. Bd3 {[%emt 0:01:11]} a5 {[%emt 0:15:31]} 10. Bb2 {[%emt 0:03:34]} axb4 {[%emt 0:00:06]} 11. axb4 {[%emt 0:01:12]} Rxa1 {[%emt 0:00:06]} 12. Bxa1 {[%emt 0:00:03]} Qe7 {[%emt 0:00:05]} 13. O-O {[%emt 0:02:38]} Na6 {[%emt 0:00:04]} 14. Bc3 Bd7 {[%emt 0:20:20]} 15. h4 {[%emt 0:24:10]} d4 {[%emt 0:14:29]} 16. b5 {[%emt 0:09:43]} Nb4 {[%emt 0:14:54]} 17. Bxb4 {[%emt 0:03:31]} Qxb4 {[%emt 0:00:49]} 18. h5 {[%emt 0:00:12]} Ne7 {[%emt 0:00:43]} 19. Qxg7 {[%emt 0:00:28]} Rg8 {[%emt 0:00:05]} 20. Qxh7 {[%emt 0:00:04]} Bxb5 {[%emt 0:00:41]} 21. h6 {[%emt 0:03:56]} Kf8 {[%emt 0:11:59]} 22. Nbd2 {[%emt 0:01:16]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.11"]
[White "Karthik Venkataraman"]
[Black "Kulkarni, Rakesh"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2494"]
[BlackElo "2298"]
[Annotator "RC"]
[PlyCount "89"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:02]} c5 {[%emt 0:17:30]} 2. d5 {[%emt 0:00:59]} e5 {[%emt 0:00:07]} 3. e4 {[%emt 0:00:20]} d6 {[%emt 0:00:14]} 4. Nc3 {[%emt 0:00:08]} g6 {[%emt 0:00:47]} 5. Be2 {[%emt 0:01:41]} Bg7 {[%emt 0:01:17]} 6. Nf3 {[%emt 0:00:18]} Ne7 {[%emt 0:02:13]} 7. Nd2 {[%emt 0:00:25]} Nd7 {[%emt 0:07:28]} 8. a4 {[%emt 0:00:49]} O-O {[%emt 0:01:11]} 9. a5 {[%emt 0:00:27]} f5 {[%emt 0:03:56]} 10. h4 {[%emt 0:03:51]} Nf6 {[%emt 0:11:22]} 11. h5 Bd7 {[%emt 0:09:21]} 12. hxg6 {[%emt 0:10:01]} hxg6 {[%emt 0:06:55]} 13. Nc4 {[%emt 0:03:51]} Qc7 {[%emt 0:02:40]} 14. Bg5 {[%emt 0:02:04]} b5 {[%emt 0:09:53]} 15. axb6 {[%emt 0:00:18]} axb6 {[%emt 0:00:05]} 16. Rxa8 {[%emt 0:00:06]} Rxa8 {[%emt 0:00:03]} 17. Nxe5 {[%emt 0:00:23]} Nxe4 {[%emt 0:00:50]} 18. Nxe4 {[%emt 0:00:09]} fxe4 {[%emt 0:00:25]} 19. Nxd7 {[%emt 0:07:39]} Qxd7 {[%emt 0:00:05]} 20. c3 {[%emt 0:00:05]} Rf8 {[%emt 0:04:07]} 21. Rh4 {[%emt 0:10:51]} Qf5 {[%emt 0:05:09]} 22. Be3 {[%emt 0:01:08]} Qe5 {[%emt 0:02:54]} 23. Qc2 {[%emt 0:02:49]} Nf5 {[%emt 0:00:57]} 24. Rxe4 {[%emt 0:00:41]} Qh2 {[%emt 0:04:08]} 25. Bf3 {[%emt 0:05:13]} Ra8 {[%emt 0:07:32]} 26. Ke2 {[%emt 0:02:21]} Qg1 {[%emt 0:01:18]} 27. Qc1 {[%emt 0:03:42]} Qxc1 {[%emt 0:00:32]} 28. Bxc1 {[%emt 0:00:05]} Ra1 {[%emt 0:00:21]} 29. Bg5 {[%emt 0:11:49]} Ra2 {[%emt 0:00:07]} 30. g4 {[%emt 0:00:05]} Rxb2+ {[%emt 0:00:03]} 31. Kf1 {[%emt 0:00:04]} Nh6 {[%emt 0:00:05]} 32. Bxh6 {[%emt 0:00:07]} Bxh6 {[%emt 0:00:05]} 33. Re6 {[%emt 0:00:03]} Bf4 {[%emt 0:01:41]} 34. Rxg6+ {[%emt 0:00:45]} Kf7 {[%emt 0:00:01]} 35. Be4 {[%emt 0:00:07]} b5 {[%emt 0:01:11]} 36. g5 {[%emt 0:00:13]} Be5 {[%emt 0:00:10]} 37. Re6 {[%emt 0:00:19]} b4 {[%emt 0:00:46]} 38. f4 {[%emt 0:02:18]} Bxc3 {[%emt 0:00:54]} 39. f5 {[%emt 0:01:45]} c4 {[%emt 0:00:31]} 40. f6 {[%emt 0:00:16]} Bxf6 {[%emt 0:00:07]} 41. Rxf6+ {[%emt 0:00:08]} Kg7 {[%emt 0:00:51]} 42. Rxd6 {[%emt 0:00:47]} b3 {[%emt 0:00:07]} 43. Rd7+ {[%emt 0:00:09]} Kg8 {[%emt 0:00:35]} 44. Bf5 {[%emt 0:01:30]} Rc2 {[%emt 0:00:51]} 45. Be6+ {[%emt 0:00:53]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.12"]
[White "Cheparinov, Ivan"]
[Black "Pham, Le Thao Nguyen"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2683"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,77,29,27,44,22,37,27,23,23,38,29,41,33,33,5,10,0,31,31,52,30,41,31,25,13,23,6,14,4,43,47,34,51,52,38,46,23,70,7,35,31,11,1,0,6,247,219,651,657,2743,2181,2181,1493,1285,1189,29988,29989,29992,29993]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 {[%cal Bb8c6,Bc6e5,Be5c4,Bc4e3][%mdl 32]} 8. Qd2 Be6 9. O-O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Qd7 10. h3 (10. Kb1 Bf6 11. h4 O-O-O 12. Bg5 Qe7 13. Qf4 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. Nd4 Ne5 {½-½ (36) Vachier Lagrave,M (2778)-Yu,Y (2764) Shenzhen 2018}) 10... a6 11. Kb1 {LiveBook: 24 Games. White has an edge.} Ne5 12. Nd4 Nc4 13. Qe1 $146 ({Predecessor:} 13. Bxc4 Bxc4 14. g4 O-O-O 15. Nf5 g6 16. Nxe7+ Qxe7 {1-0 (54) Abashev,D (2440)-Slugin,S (2411) Sochi 2006}) 13... Nxe3 14. Qxe3 Bf6 15. g4 O-O 16. Bg2 Rae8 {...Bxa2+! is the strong threat.} 17. Qg3 (17. Qd2 {keeps more tension.} c6 18. f4 Qc7 19. Nxe6 fxe6 20. Qxd6 Qxd6 21. Rxd6 Bh4 22. Rd4) 17... Bxd4 18. Rxd4 b6 {[%cal Bb7b6,Bb6b5][%mdl 32]} 19. b3 Qb5 20. h4 Bc8 21. Rc4 {aiming for Bc6.} Re7 $1 22. Rd1 Qe8 23. Kb2 b5 24. Rcd4 Re2 25. Bf3 Re5 26. a4 Bd7 {[%cal Rb5a4]} 27. axb5 axb5 28. Ra1 Qb8 29. Rd5 (29. g5 $14) 29... Re7 30. h5 {[%cal Bh4h5,Bh5h6][%mdl 32]} b4 31. h6 {Black must now prevent Qf4.} bxc3+ 32. Kxc3 {Threatening Qf4.} Rfe8 $2 {[#]} (32... gxh6 $11 33. Qf4 Re6) 33. Rg5 $1 $18 ({Less strong is} 33. hxg7 Bc6 $16) 33... f6 $2 {[#]} (33... g6) 34. Bd5+ $1 Kh8 35. hxg7+ Rxg7 36. Rxg7 Kxg7 37. g5 f5 38. Qh4 Qd8 39. Rh1 {Precision: White = 65%, Black = 41%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.13"]
[White "Sukandar, Irine Kharisma"]
[Black "Demchenko, Anton"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "2381"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,90,23,27,24,34,23,42,23,23,18,26,23,23,23,23,23,39,41,43,55,59,0,0,0,0,0,60,33,49,58,77,27,33,0,0,0,0,0,0,0,0,0,0,0,56,62,56,0,0,-347,-305,-348,-392,-371,-335,-298,-152,-5126,-5118,-2619,-2430,-29987,-29988,-29989,-29990,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Nd5 Bxd5 10. exd5 Nb4 11. c4 a5 12. Qd2 b6 13. Be2 O-O 14. O-O {B56: Classical Sicilian: Unusual Lines} Na6 15. Nc1 (15. Rac1 Nh5 16. Kh1 Nc5 17. Nxc5 bxc5 18. Rc3 f5 19. Rb3 Bh4 20. g4 fxg4 21. fxg4 Rxf1+ 22. Bxf1 {0-1 (50) Sivuk,V (2540)-Amonatov,F (2619) New Delhi 2017}) 15... Nd7 16. Bd3 {White is slightly better.} f5 17. Ne2 f4 18. Bf2 Bh4 $146 ({Predecessor:} 18... Nac5) 19. Nc3 Bxf2+ 20. Qxf2 Nac5 21. Bc2 Qg5 22. b3 Nf6 23. a3 (23. Rab1 $14) 23... e4 $1 $11 24. Nxe4 Nfxe4 25. Bxe4 Qf6 ({Black should play} 25... Nxe4 $11 26. fxe4 f3) 26. Rae1 g6 27. Bc2 Qb2 28. h4 Qxa3 29. h5 Qb2 30. hxg6 hxg6 31. Bxg6 Qf6 32. Bc2 Kg7 33. Re2 Rae8 34. Rfe1 Re5 ({Better is} 34... Rxe2 $11 35. Qxe2 (35. Rxe2 Kf7 $11) 35... Kf7) 35. Rxe5 $14 dxe5 36. g4 ({White should try} 36. Re2 $14) 36... Rh8 $11 {...Rh3 is the strong threat.} 37. Qe2 $2 {[%mdl 8192]} (37. Kg2 $11 {and White stays safe.}) 37... e4 $1 $19 38. g5 Qd4+ 39. Kg2 {[%cal Rc2e4]} Qe5 40. Rg1 {[%cal Rc2e4]} Qb2 (40... e3 $19 41. Bd1 {[#]} Ne4 $1 {[%mdl 512]} 42. fxe4 Rh2+ {[%mdl 64] Deflection, Decoy} 43. Kxh2 f3+ {[%mdl 64] Discovered Attack} 44. Rg3 fxe2 45. Bxe2 Qxe4) 41. fxe4 $2 (41. Rh1 $17 Rxh1 42. Kxh1) 41... Qc3 42. Kf1 Rh3 43. Bd1 Re3 {[%mdl 64] [#] Double Attack. Black mates.} 44. Qh2 Qd3+ 45. Be2 Qb1+ {Accuracy: White = 47%, Black = 70%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.14"]
[White "Predke, Alexandr"]
[Black "Vo, Thanh Ninh"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2611"]
[BlackElo "2358"]
[Annotator "ChessBase"]
[PlyCount "157"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:02:00]} Nf6 {[%emt 0:00:28]} 2. g3 {[%emt 0:01:51]} g6 {[%emt 0:00:44]} 3. Bg2 {[%emt 0:00:06]} Bg7 {[%emt 0:00:13]} 4. O-O {[%emt 0:00:06]} O-O {[%emt 0:00:21]} 5. d4 {[%emt 0:00:27]} d6 {[%emt 0:02:17]} 6. b3 {[%emt 0:00:16]} e5 {[%emt 0:08:00]} 7. dxe5 {[%emt 0:00:18]} Ng4 {[%emt 0:00:19]} 8. Bg5 {[%emt 0:01:20]} Qd7 {[%emt 0:04:05]} 9. Nc3 {[%emt 0:04:42]} h6 {[%emt 0:02:52]} 10. Bd2 {[%emt 0:05:05]} Nxe5 {[%emt 0:00:44]} 11. Nxe5 {[%emt 0:15:22]} Bxe5 12. Qe1 {[%emt 0:07:23]} Bg7 {[%emt 0:02:29]} 13. Rd1 {[%emt 0:00:04]} Nc6 {[%emt 0:00:36]} 14. Nd5 {[%emt 0:02:55]} f5 {[%emt 0:06:01]} 15. Bc3 {[%emt 0:04:52]} Kh7 {[%emt 0:01:38]} 16. b4 {[%emt 0:07:54]} Ne5 {[%emt 0:01:47]} 17. b5 {[%emt 0:03:50]} c6 {[%emt 0:01:37]} 18. bxc6 {[%emt 0:16:29]} bxc6 {[%emt 0:00:11]} 19. Nb4 {[%emt 0:00:34]} Bb7 {[%emt 0:06:13]} 20. Nd3 {[%emt 0:00:08]} Nxd3 {[%emt 0:05:06]} 21. Rxd3 {[%emt 0:00:48]} Bf6 {[%emt 0:17:36]} 22. Bxf6 {[%emt 0:04:32]} Rxf6 {[%emt 0:00:06]} 23. Qa5 {[%emt 0:00:47]} c5 {[%emt 0:13:31]} 24. Qxc5 {[%emt 0:00:19]} Bxg2 {[%emt 0:00:04]} 25. Kxg2 {[%emt 0:00:03]} Qb7+ {[%emt 0:00:05]} 26. Qd5 {[%emt 0:00:15]} Qxd5+ {[%emt 0:00:05]} 27. Rxd5 {[%emt 0:00:03]} Rc8 {[%emt 0:00:04]} 28. Rc1 {[%emt 0:07:56]} Rc3 {[%emt 0:01:03]} 29. Rd3 {[%emt 0:01:08]} Rc6 {[%emt 0:00:08]} 30. Ra3 {[%emt 0:01:53]} Rf7 {[%emt 0:00:14]} 31. Kf3 {[%emt 0:02:26]} Rfc7 {[%emt 0:00:40]} 32. c3 {[%emt 0:02:25]} Kg7 {[%emt 0:01:19]} 33. Ke3 {[%emt 0:00:05]} Kf6 {[%emt 0:00:53]} 34. Kd3 {[%emt 0:00:21]} Rb6 {[%emt 0:00:29]} 35. Kc2 {[%emt 0:00:25]} Re7 {[%emt 0:01:47]} 36. e3 {[%emt 0:00:48]} Ke5 {[%emt 0:00:07]} 37. f3 {[%emt 0:01:57]} Kf6 {[%emt 0:00:36]} 38. Re1 {[%emt 0:00:14]} Rc6 {[%emt 0:00:42]} 39. Re2 {[%emt 0:00:39]} Rb6 {[%emt 0:00:43]} 40. Rb3 {[%emt 0:00:12]} Ra6 {[%emt 0:00:16]} 41. Kd3 {[%emt 0:00:15]} Ra5 {[%emt 0:00:13]} 42. Rb4 {[%emt 0:00:17]} Rc7 {[%emt 0:01:05]} 43. a4 {[%emt 0:01:04]} Rac5 {[%emt 0:03:33]} 44. Rc2 {[%emt 0:00:07]} Ke6 {[%emt 0:00:46]} 45. Rb5 {[%emt 0:00:48]} a6 {[%emt 0:03:18]} 46. Rb4 {[%emt 0:02:17]} Rd5+ {[%emt 0:00:26]} 47. Rd4 {[%emt 0:00:06]} Rb7 {[%emt 0:00:06]} 48. Rd2 {[%emt 0:01:41]} Rc5 {[%emt 0:02:37]} 49. Kc2 {[%emt 0:01:38]} Rb6 {[%emt 0:00:32]} 50. e4 {[%emt 0:00:32]} Rbc6 {[%emt 0:02:31]} 51. exf5+ {[%emt 0:01:15]} Rxf5 {[%emt 0:00:08]} 52. Re2+ {[%emt 0:00:19]} Kf6 {[%emt 0:00:58]} 53. Re3 {[%emt 0:00:13]} g5 {[%emt 0:04:38]} 54. h4 {[%emt 0:00:46]} Re5 {[%emt 0:01:24]} 55. Rxe5 {[%emt 0:00:34]} Kxe5 {[%emt 0:00:49]} 56. Re4+ {[%emt 0:00:19]} Kf6 {[%emt 0:00:44]} 57. Kd3 {[%emt 0:00:26]} d5 {[%emt 0:00:11]} 58. Rb4 {[%emt 0:00:09]} Ke5 {[%emt 0:01:23]} 59. hxg5 {[%emt 0:02:36]} hxg5 {[%emt 0:00:04]} 60. Rb8 {[%emt 0:00:13]} Rc4 {[%emt 0:01:25]} 61. Rb4 {[%emt 0:00:06]} Rc6 {[%emt 0:00:21]} 62. Rg4 {[%emt 0:00:23]} Kf5 {[%emt 0:00:10]} 63. c4 {[%emt 0:00:53]} Rc5 {[%emt 0:00:45]} 64. Rd4 {[%emt 0:00:49]} dxc4+ {[%emt 0:00:04]} 65. Rxc4 {[%emt 0:00:02]} Rd5+ {[%emt 0:00:22]} 66. Ke3 {[%emt 0:00:16]} Re5+ {[%emt 0:00:14]} 67. Kd4 {[%emt 0:00:14]} Re6 {[%emt 0:01:02]} 68. Rc5+ {[%emt 0:00:12]} Kg6 {[%emt 0:00:04]} 69. a5 {[%emt 0:00:47]} Rf6 {[%emt 0:00:26]} 70. Ke4 {[%emt 0:00:07]} Re6+ {[%emt 0:00:22]} 71. Re5 {[%emt 0:01:37]} Rc6 {[%emt 0:00:04]} 72. g4 {[%emt 0:01:15]} Rf6 {[%emt 0:01:41]} 73. Re7 {[%emt 0:00:13]} Rc6 {[%emt 0:00:43]} 74. Rb7 {[%emt 0:00:37]} Rc4+ {[%emt 0:00:09]} 75. Kd3 {[%emt 0:00:10]} Rf4 {[%emt 0:00:09]} 76. Rb6+ {[%emt 0:00:06]} Kf7 {[%emt 0:00:04]} 77. Ke3 {[%emt 0:00:05]} Rf6 {[%emt 0:00:04]} 78. Rxf6+ {[%emt 0:00:22]} Kxf6 {[%emt 0:00:04]} 79. Kd4 {[%emt 0:00:07]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.15"]
[White "Setyaki, Azarya Jodi"]
[Black "Wen, Yang"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2378"]
[BlackElo "2599"]
[Annotator "ChessBase"]
[PlyCount "110"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:03:20]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:07]} 3. Nd2 {[%emt 0:00:28]} dxe4 {[%emt 0:00:10]} 4. Nxe4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:11]} 5. Nxf6+ {[%emt 0:00:06]} exf6 {[%emt 0:00:05]} 6. c3 {[%emt 0:00:14]} Bd6 {[%emt 0:00:06]} 7. Bd3 {[%emt 0:00:09]} O-O {[%emt 0:00:08]} 8. Qc2 {[%emt 0:00:11]} Re8+ {[%emt 0:00:06]} 9. Ne2 {[%emt 0:00:05]} h5 {[%emt 0:00:05]} 10. O-O {[%emt 0:06:02]} h4 {[%emt 0:00:30]} 11. h3 {[%emt 0:05:56]} Nd7 {[%emt 0:01:32]} 12. Bf4 {[%emt 0:04:05]} Nf8 {[%emt 0:00:40]} 13. Bxd6 {[%emt 0:04:12]} Qxd6 {[%emt 0:00:09]} 14. Rae1 {[%emt 0:04:27]} Bd7 {[%emt 0:03:19]} 15. Qd2 {[%emt 0:16:01]} Ne6 16. Qe3 {[%emt 0:16:44]} Nc5 {[%emt 0:22:21]} 17. Qf4 {[%emt 0:06:42]} Qxf4 {[%emt 0:07:53]} 18. Nxf4 {[%emt 0:00:20]} Nxd3 {[%emt 0:05:35]} 19. Nxd3 {[%emt 0:00:12]} Be6 {[%emt 0:01:13]} 20. a3 {[%emt 0:02:46]} Kf8 {[%emt 0:02:45]} 21. Nc1 {[%emt 0:05:11]} Red8 {[%emt 0:02:20]} 22. Rd1 {[%emt 0:05:19]} a5 {[%emt 0:00:52]} 23. Rfe1 {[%emt 0:00:36]} a4 {[%emt 0:03:11]} 24. Nd3 {[%emt 0:00:34]} b6 {[%emt 0:01:08]} 25. Nb4 {[%emt 0:07:09]} Bb3 {[%emt 0:06:53]} 26. Nxc6 {[%emt 0:01:23]} Rd6 {[%emt 0:00:53]} 27. d5 {[%emt 0:00:19]} Bxd1 {[%emt 0:02:19]} 28. Rxd1 {[%emt 0:00:01]} Re8 {[%emt 0:02:53]} 29. Kf1 {[%emt 0:00:17]} Re4 {[%emt 0:00:23]} 30. f3 {[%emt 0:00:23]} Rc4 {[%emt 0:00:10]} 31. Nb4 {[%emt 0:00:15]} Ke7 {[%emt 0:09:17]} 32. Kf2 {[%emt 0:02:12]} Kd7 {[%emt 0:00:47]} 33. Nc2 {[%emt 0:03:35]} Kc7 {[%emt 0:12:26]} 34. Ne3 {[%emt 0:00:31]} Rf4 {[%emt 0:00:24]} 35. g3 {[%emt 0:07:03]} hxg3+ {[%emt 0:00:07]} 36. Kxg3 {[%emt 0:00:01]} g5 {[%emt 0:00:05]} 37. Ng2 {[%emt 0:01:43]} Rf5 {[%emt 0:00:49]} 38. Ne3 {[%emt 0:00:11]} Re5 {[%emt 0:01:04]} 39. Kf2 {[%emt 0:00:47]} Rd8 {[%emt 0:01:58]} 40. Rd4 {[%emt 0:02:44]} b5 {[%emt 0:01:23]} 41. c4 {[%emt 0:00:58]} f5 {[%emt 0:07:01]} 42. f4 {[%emt 0:00:29]} gxf4 {[%emt 0:00:03]} 43. Rxf4 {[%emt 0:00:02]} Rde8 {[%emt 0:00:04]} 44. Nxf5 {[%emt 0:00:14]} Re4 {[%emt 0:00:37]} 45. Rf3 {[%emt 0:00:20]} Re2+ {[%emt 0:00:19]} 46. Kg3 {[%emt 0:00:04]} Rxb2 {[%emt 0:00:52]} 47. c5 {[%emt 0:01:32]} Rb3 {[%emt 0:01:48]} 48. Nd4 {[%emt 0:00:16]} Ree3 {[%emt 0:01:51]} 49. Nxb5+ {[%emt 0:00:19]} Kd8 {[%emt 0:00:29]} 50. Rxe3 {[%emt 0:00:45]} Rxe3+ {[%emt 0:00:01]} 51. Kf4 {[%emt 0:00:04]} Rb3 {[%emt 0:00:07]} 52. Na7 {[%emt 0:01:22]} Rxa3 {[%emt 0:01:11]} 53. c6 {[%emt 0:00:12]} Rxh3 {[%emt 0:00:41]} 54. d6 {[%emt 0:00:41]} Rc3 {[%emt 0:00:03]} 55. Nb5 Ke8 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.16"]
[White "Huang, Renjie"]
[Black "Nasanjargal, Urtnasan"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2335"]
[BlackElo "2503"]
[Annotator "ChessBase"]
[PlyCount "124"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} g6 {[%emt 0:00:30]} 2. d4 {[%emt 0:00:45]} Bg7 {[%emt 0:00:08]} 3. Nf3 {[%emt 0:00:22]} d6 {[%emt 0:00:10]} 4. c4 {[%emt 0:04:02]} Nf6 {[%emt 0:00:59]} 5. Nc3 {[%emt 0:00:02]} O-O {[%emt 0:00:11]} 6. Be2 {[%emt 0:00:21]} e5 {[%emt 0:00:54]} 7. O-O {[%emt 0:00:40]} Nc6 {[%emt 0:01:32]} 8. dxe5 {[%emt 0:01:57]} dxe5 {[%emt 0:00:08]} 9. Qxd8 {[%emt 0:00:10]} Rxd8 {[%emt 0:07:23]} 10. Bg5 {[%emt 0:00:07]} Rf8 {[%emt 0:02:15]} 11. h3 {[%emt 0:10:00]} Nd4 {[%emt 0:07:04]} 12. Nxd4 {[%emt 0:02:45]} exd4 {[%emt 0:00:07]} 13. Bxf6 {[%emt 0:00:08]} Bxf6 {[%emt 0:00:12]} 14. Nd5 {[%emt 0:00:14]} Bd8 {[%emt 0:00:31]} 15. Bg4 f5 {[%emt 0:25:39]} 16. exf5 {[%emt 0:04:41]} h5 {[%emt 0:00:18]} 17. Bf3 {[%emt 0:00:34]} c6 {[%emt 0:01:27]} 18. Nf4 {[%emt 0:05:44]} Bxf5 {[%emt 0:00:17]} 19. Rfe1 {[%emt 0:00:39]} Ba5 {[%emt 0:09:23]} 20. Re7 {[%emt 0:01:52]} Rae8 {[%emt 0:09:01]} 21. Rxe8 {[%emt 0:03:55]} Rxe8 {[%emt 0:00:06]} 22. Rd1 {[%emt 0:02:13]} Bc7 {[%emt 0:03:21]} 23. g4 {[%emt 0:16:41]} hxg4 {[%emt 0:06:12]} 24. hxg4 {[%emt 0:00:04]} Be4 {[%emt 0:00:26]} 25. Bxe4 {[%emt 0:02:08]} Rxe4 {[%emt 0:00:07]} 26. Nd3 {[%emt 0:00:26]} Rxg4+ {[%emt 0:00:04]} 27. Kf1 {[%emt 0:00:23]} Kf7 {[%emt 0:01:21]} 28. Ke2 {[%emt 0:00:25]} Rh4 {[%emt 0:02:44]} 29. Kf3 {[%emt 0:01:26]} b6 {[%emt 0:00:15]} 30. b4 {[%emt 0:00:51]} g5 {[%emt 0:06:29]} 31. Re1 {[%emt 0:05:02]} g4+ {[%emt 0:00:33]} 32. Ke4 {[%emt 0:00:52]} g3+ {[%emt 0:01:25]} 33. f4 {[%emt 0:00:06]} Rh2 {[%emt 0:02:03]} 34. Rg1 {[%emt 0:06:54]} Re2+ {[%emt 0:00:06]} 35. Kxd4 {[%emt 0:00:03]} g2 {[%emt 0:02:25]} 36. Ne1 {[%emt 0:06:48]} Bd6 {[%emt 0:03:13]} 37. Kd3 {[%emt 0:02:07]} Rxa2 {[%emt 0:00:37]} 38. Nc2 {[%emt 0:00:22]} Bf8 {[%emt 0:01:36]} 39. f5 {[%emt 0:04:25]} Rb2 {[%emt 0:00:07]} 40. Rxg2 {[%emt 0:00:52]} Bxb4 {[%emt 0:01:42]} 41. Rg6 {[%emt 0:01:25]} Rb3+ {[%emt 0:00:13]} 42. Ke4 {[%emt 0:04:41]} Bc5 {[%emt 0:02:00]} 43. Nd4 {[%emt 0:01:20]} Bxd4 {[%emt 0:00:36]} 44. Kxd4 {[%emt 0:00:01]} c5+ {[%emt 0:00:18]} 45. Ke5 {[%emt 0:00:40]} Re3+ {[%emt 0:00:09]} 46. Kd5 {[%emt 0:00:03]} Re8 {[%emt 0:02:21]} 47. Kc6 {[%emt 0:01:50]} Re4 {[%emt 0:02:34]} 48. Kb5 {[%emt 0:00:51]} Re1 {[%emt 0:01:33]} 49. Rh6 {[%emt 0:00:35]} Rb1+ {[%emt 0:00:46]} 50. Ka6 {[%emt 0:01:26]} Ra1+ {[%emt 0:00:08]} 51. Kb5 {[%emt 0:00:14]} Kg7 {[%emt 0:00:43]} 52. Rg6+ {[%emt 0:00:13]} Kf7 {[%emt 0:00:09]} 53. Rh6 {[%emt 0:00:01]} Ke7 {[%emt 0:00:37]} 54. Kc6 {[%emt 0:00:27]} Ra4 {[%emt 0:00:17]} 55. Kd5 {[%emt 0:00:11]} Kf7 {[%emt 0:01:24]} 56. Ke5 {[%emt 0:00:38]} Rxc4 {[%emt 0:00:39]} 57. Rh7+ {[%emt 0:00:01]} Kg8 {[%emt 0:00:06]} 58. Rxa7 {[%emt 0:00:04]} Rc1 {[%emt 0:00:35]} 59. Rb7 {[%emt 0:01:20]} Rb1 {[%emt 0:00:18]} 60. Kd5 {[%emt 0:00:21]} c4 {[%emt 0:00:54]} 61. Kxc4 {[%emt 0:00:06]} Rf1 {[%emt 0:00:02]} 62. Rxb6 {[%emt 0:00:27]} Rxf5 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.17"]
[White "Nguyen, Anh Dung"]
[Black "Raghunandan, Kaumandur Srihari"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2458"]
[BlackElo "2352"]
[Annotator "ChessBase"]
[PlyCount "103"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:01:45]} 2. c4 {[%emt 0:00:14]} g6 {[%emt 0:00:10]} 3. Nc3 {[%emt 0:00:40]} Bg7 {[%emt 0:00:13]} 4. e4 {[%emt 0:00:22]} d6 {[%emt 0:00:10]} 5. f3 {[%emt 0:00:45]} O-O {[%emt 0:00:27]} 6. Be3 {[%emt 0:00:20]} c5 {[%emt 0:00:21]} 7. Nge2 {[%emt 0:03:01]} Nc6 {[%emt 0:00:14]} 8. Qd2 {[%emt 0:03:39]} Qa5 {[%emt 0:01:35]} 9. d5 {[%emt 0:03:10]} Ne5 {[%emt 0:00:47]} 10. Nc1 {[%emt 0:00:07]} e6 {[%emt 0:07:01]} 11. a4 {[%emt 0:12:35]} a6 {[%emt 0:08:02]} 12. Ra3 exd5 {[%emt 0:18:26]} 13. cxd5 {[%emt 0:04:06]} Qd8 {[%emt 0:06:58]} 14. Be2 {[%emt 0:01:37]} Ne8 {[%emt 0:00:05]} 15. O-O {[%emt 0:00:36]} f5 {[%emt 0:00:05]} 16. f4 {[%emt 0:05:29]} Nf7 {[%emt 0:07:51]} 17. Bf3 {[%emt 0:08:57]} Nf6 {[%emt 0:02:46]} 18. e5 {[%emt 0:08:45]} dxe5 {[%emt 0:00:13]} 19. Bxc5 {[%emt 0:00:22]} Re8 {[%emt 0:02:22]} 20. Rd1 {[%emt 0:00:12]} Bh6 {[%emt 0:20:19]} 21. d6 {[%emt 0:06:11]} Bxf4 {[%emt 0:01:14]} 22. Qf2 {[%emt 0:00:25]} e4 {[%emt 0:06:33]} 23. Be2 {[%emt 0:00:19]} Be5 {[%emt 0:00:24]} 24. Rb3 {[%emt 0:07:33]} f4 {[%emt 0:01:08]} 25. Nd5 {[%emt 0:01:21]} Nxd5 {[%emt 0:02:09]} 26. Rxd5 {[%emt 0:00:05]} Be6 {[%emt 0:00:58]} 27. Rxe5 {[%emt 0:00:55]} Nxe5 {[%emt 0:00:08]} 28. Rxb7 {[%emt 0:00:24]} f3 {[%emt 0:04:31]} 29. Bf1 {[%emt 0:01:27]} fxg2 {[%emt 0:01:26]} 30. Bxg2 {[%emt 0:00:20]} Rc8 {[%emt 0:02:51]} 31. Ne2 {[%emt 0:03:26]} Rf8 {[%emt 0:01:58]} 32. Qd4 {[%emt 0:01:30]} Qg5 {[%emt 0:00:42]} 33. Kh1 {[%emt 0:01:08]} Nd7 {[%emt 0:00:32]} 34. b4 {[%emt 0:01:19]} Rf7 {[%emt 0:01:35]} 35. Qxe4 {[%emt 0:03:59]} Re8 {[%emt 0:00:55]} 36. Be3 {[%emt 0:11:26]} Qe5 {[%emt 0:00:13]} 37. Qxe5 {[%emt 0:01:10]} Nxe5 {[%emt 0:00:03]} 38. Nf4 {[%emt 0:02:13]} Rxb7 {[%emt 0:01:03]} 39. Bxb7 {[%emt 0:00:08]} Nf7 {[%emt 0:00:42]} 40. Nxe6 {[%emt 0:05:23]} Rxe6 {[%emt 0:00:06]} 41. Bc5 {[%emt 0:00:28]} Re1+ {[%emt 0:00:17]} 42. Kg2 {[%emt 0:00:05]} Rd1 {[%emt 0:00:05]} 43. Bxa6 {[%emt 0:01:17]} Nxd6 {[%emt 0:00:02]} 44. a5 {[%emt 0:00:36]} Kf7 {[%emt 0:01:31]} 45. Be2 {[%emt 0:02:06]} Rd2 {[%emt 0:00:08]} 46. Kf3 {[%emt 0:00:12]} Ke6 {[%emt 0:00:40]} 47. a6 {[%emt 0:00:19]} Ra2 {[%emt 0:00:33]} 48. b5 {[%emt 0:00:46]} Kd5 {[%emt 0:00:48]} 49. Bf2 {[%emt 0:00:54]} Nc4 {[%emt 0:00:48]} 50. a7 {[%emt 0:00:49]} Nd6 {[%emt 0:00:33]} 51. Kg2 {[%emt 0:01:25]} Nc4 {[%emt 0:00:31]} 52. Bxc4+ {[%emt 0:00:09]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.18"]
[White "Xu, Minghui"]
[Black "Pascua, Haridas"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2293"]
[BlackElo "2446"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:02:23]} e6 {[%emt 0:00:16]} 3. g3 {[%emt 0:02:32]} Bb4+ {[%emt 0:03:54]} 4. Bd2 {[%emt 0:00:37]} Qe7 {[%emt 0:00:11]} 5. Bg2 {[%emt 0:00:15]} O-O {[%emt 0:00:25]} 6. Nc3 {[%emt 0:02:04]} d5 {[%emt 0:02:32]} 7. Nf3 {[%emt 0:09:56]} dxc4 {[%emt 0:02:19]} 8. O-O {[%emt 0:00:39]} c5 {[%emt 0:02:09]} 9. a3 {[%emt 0:10:46]} cxd4 {[%emt 0:01:46]} 10. axb4 {[%emt 0:01:58]} dxc3 {[%emt 0:00:06]} 11. Bxc3 {[%emt 0:00:20]} Rd8 12. Qc2 {[%emt 0:04:46]} Nd5 {[%emt 0:11:56]} 13. Rfd1 {[%emt 0:05:40]} Bd7 {[%emt 0:06:37]} 14. Qe4 {[%emt 0:04:58]} Nc6 {[%emt 0:06:26]} 15. b5 {[%emt 0:11:37]} Ncb4 {[%emt 0:00:49]} 16. Qxc4 {[%emt 0:01:02]} Nxc3 {[%emt 0:29:07]} 17. bxc3 {[%emt 0:01:02]} Nd5 {[%emt 0:01:32]} 18. Qb3 {[%emt 0:02:03]} Qc5 {[%emt 0:03:05]} 19. c4 {[%emt 0:03:06]} Nb6 {[%emt 0:02:05]} 20. Nd2 {[%emt 0:04:33]} Qc7 {[%emt 0:00:08]} 21. Rac1 {[%emt 0:01:30]} Be8 {[%emt 0:01:07]} 22. c5 {[%emt 0:02:00]} Nd5 {[%emt 0:00:45]} 23. Ne4 {[%emt 0:00:18]} b6 {[%emt 0:04:01]} 24. Nd6 {[%emt 0:10:24]} bxc5 {[%emt 0:01:53]} 25. Bxd5 {[%emt 0:00:15]} exd5 {[%emt 0:01:15]} 26. Qxd5 {[%emt 0:00:21]} Rac8 {[%emt 0:00:19]} 27. Qf5 {[%emt 0:02:00]} g6 {[%emt 0:03:23]} 28. Qf4 {[%emt 0:01:45]} Rb8 {[%emt 0:01:09]} 29. Rd5 {[%emt 0:00:28]} Bxb5 {[%emt 0:02:13]} 30. Nxb5 {[%emt 0:00:44]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.19"]
[White "Taher, Yoseph Theolifus"]
[Black "Saravana, Krishnan P."]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2446"]
[BlackElo "2352"]
[Annotator "ChessBase"]
[PlyCount "96"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:01:45]} 2. g3 {[%emt 0:00:00]} g6 {[%emt 0:01:15]} 3. Bg2 {[%emt 0:00:50]} Bg7 {[%emt 0:00:07]} 4. O-O {[%emt 0:00:45]} e5 {[%emt 0:00:11]} 5. d3 {[%emt 0:00:05]} Ne7 {[%emt 0:00:13]} 6. e4 {[%emt 0:00:46]} O-O {[%emt 0:01:22]} 7. Nc3 {[%emt 0:04:40]} d4 {[%emt 0:09:58]} 8. Ne2 {[%emt 0:00:08]} c5 {[%emt 0:00:29]} 9. Nd2 {[%emt 0:02:05]} Nbc6 {[%emt 0:02:09]} 10. f4 {[%emt 0:00:12]} f6 {[%emt 0:07:35]} 11. Nf3 {[%emt 0:07:19]} Be6 {[%emt 0:02:42]} 12. fxe5 {[%emt 0:00:52]} Nxe5 {[%emt 0:00:21]} 13. Nf4 {[%emt 0:00:43]} Bf7 {[%emt 0:03:24]} 14. Nxe5 {[%emt 0:01:45]} fxe5 {[%emt 0:02:01]} 15. Nh3 h6 {[%emt 0:11:11]} 16. Bd2 {[%emt 0:02:03]} Qd7 {[%emt 0:02:23]} 17. Nf2 {[%emt 0:00:07]} Be6 {[%emt 0:00:21]} 18. Qe2 {[%emt 0:01:28]} Kh7 {[%emt 0:02:35]} 19. h3 {[%emt 0:00:57]} Ng8 {[%emt 0:05:01]} 20. Kh2 {[%emt 0:01:32]} b5 {[%emt 0:03:33]} 21. Bf3 {[%emt 0:11:12]} Rf6 {[%emt 0:11:09]} 22. Bg4 {[%emt 0:00:35]} Raf8 {[%emt 0:00:12]} 23. Kg2 {[%emt 0:00:10]} Qf7 {[%emt 0:06:16]} 24. b3 {[%emt 0:01:34]} c4 {[%emt 0:03:35]} 25. Bxe6 {[%emt 0:03:51]} Qxe6 {[%emt 0:00:16]} 26. Bb4 {[%emt 0:00:25]} Rc8 {[%emt 0:01:11]} 27. Ng4 {[%emt 0:03:22]} Rf7 {[%emt 0:01:32]} 28. Rxf7 {[%emt 0:03:04]} Qxf7 {[%emt 0:00:04]} 29. Rf1 {[%emt 0:00:03]} Qc7 {[%emt 0:00:20]} 30. Rf2 {[%emt 0:10:04]} a5 {[%emt 0:03:22]} 31. Bd2 {[%emt 0:01:11]} cxb3 {[%emt 0:05:40]} 32. cxb3 {[%emt 0:01:17]} Qa7 {[%emt 0:00:07]} 33. Qe1 {[%emt 0:05:49]} b4 {[%emt 0:00:48]} 34. h4 {[%emt 0:03:20]} Rc7 {[%emt 0:00:37]} 35. Qe2 {[%emt 0:02:41]} Qa6 {[%emt 0:01:22]} 36. Qf3 {[%emt 0:01:55]} Qe6 {[%emt 0:01:00]} 37. Nh2 {[%emt 0:00:28]} Rc2 {[%emt 0:01:42]} 38. Be1 {[%emt 0:03:00]} Rc1 {[%emt 0:00:31]} 39. Re2 {[%emt 0:00:46]} Nf6 {[%emt 0:03:35]} 40. g4 {[%emt 0:01:09]} h5 {[%emt 0:00:34]} 41. gxh5 {[%emt 0:02:13]} Nxh5 {[%emt 0:00:08]} 42. Bd2 {[%emt 0:00:41]} Ra1 {[%emt 0:01:01]} 43. Bg5 {[%emt 0:01:44]} Bf6 {[%emt 0:00:24]} 44. Ng4 {[%emt 0:03:41]} Bxg5 {[%emt 0:00:46]} 45. hxg5 {[%emt 0:00:04]} Nf4+ {[%emt 0:00:46]} 46. Kh2 {[%emt 0:01:14]} Qc8 {[%emt 0:02:31]} 47. Kg3 {[%emt 0:10:40]} Rg1+ {[%emt 0:00:35]} 48. Kh4 {[%emt 0:00:06]} Rxg4+ {[%emt 0:00:19]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.20"]
[White "Bao, Khoa"]
[Black "Liu, Guanchu"]
[Result "1/2-1/2"]
[ECO "E44"]
[WhiteElo "2277"]
[BlackElo "2445"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 e6 {[%emt 0:02:41]} 2. c4 {[%emt 0:00:13]} Nf6 {[%emt 0:00:15]} 3. Nc3 {[%emt 0:00:37]} Bb4 {[%emt 0:00:10]} 4. e3 {[%emt 0:00:45]} b6 {[%emt 0:00:44]} 5. Nge2 Bb7 {[%emt 0:13:21]} 6. a3 {[%emt 0:02:04]} Bd6 {[%emt 0:00:16]} 7. Qd3 {[%emt 0:03:31]} c5 {[%emt 0:03:00]} 8. d5 {[%emt 0:03:00]} exd5 {[%emt 0:02:56]} 9. cxd5 {[%emt 0:00:35]} Ba6 {[%emt 0:01:26]} 10. Qf5 {[%emt 0:03:24]} O-O {[%emt 0:02:33]} 11. g4 {[%emt 0:12:57]} g6 {[%emt 0:09:33]} 12. Qf3 {[%emt 0:07:23]} Be5 {[%emt 0:00:17]} 13. Nf4 {[%emt 0:03:19]} d6 {[%emt 0:01:03]} 14. Bd2 {[%emt 0:00:11]} Bxf1 {[%emt 0:03:55]} 15. Kxf1 {[%emt 0:03:43]} Nbd7 {[%emt 0:04:38]} 16. g5 {[%emt 0:01:09]} Ne8 {[%emt 0:01:16]} 17. h4 {[%emt 0:08:01]} Ng7 {[%emt 0:13:36]} 18. Qg4 {[%emt 0:03:07]} Qe8 {[%emt 0:05:31]} 19. Nfe2 {[%emt 0:02:25]} Nh5 {[%emt 0:01:36]} 20. Rh3 {[%emt 0:03:58]} Qc8 {[%emt 0:04:13]} 21. Kg2 {[%emt 0:01:23]} Bg7 {[%emt 0:00:09]} 22. f4 {[%emt 0:04:43]} f5 {[%emt 0:00:05]} 23. Qf3 {[%emt 0:02:17]} Qa6 {[%emt 0:01:56]} 24. Ng3 {[%emt 0:00:07]} Nxg3 {[%emt 0:00:07]} 25. Kxg3 {[%emt 0:01:40]} Qd3 {[%emt 0:01:25]} 26. Rh2 {[%emt 0:05:35]} Ne5 27. Qe2 {[%emt 0:00:07]} Qxe2 {[%emt 0:00:47]} 28. Rxe2 {[%emt 0:00:16]} Nc4 {[%emt 0:05:26]} 29. Be1 {[%emt 0:00:19]} Rfe8 {[%emt 0:01:39]} 30. Kf3 {[%emt 0:08:14]} b5 {[%emt 0:02:59]} 31. b3 {[%emt 0:00:21]} Nb6 {[%emt 0:00:08]} 32. Rd1 {[%emt 0:04:28]} a6 {[%emt 0:01:39]} 33. Nb1 {[%emt 0:03:20]} a5 {[%emt 0:00:14]} 34. Bc3 {[%emt 0:00:45]} b4 {[%emt 0:00:04]} 35. Bxg7 {[%emt 0:03:23]} Kxg7 {[%emt 0:05:44]} 36. Rd3 {[%emt 0:01:34]} Rac8 {[%emt 0:01:50]} 37. Nd2 {[%emt 0:02:34]} Re7 {[%emt 0:02:13]} 38. Re1 {[%emt 0:00:24]} bxa3 {[%emt 0:00:19]} 39. Ra1 a4 {[%emt 0:00:05]} 40. Rxa3 {[%emt 0:03:46]} axb3 {[%emt 0:00:30]} 41. Rdxb3 {[%emt 0:00:56]} Nxd5 42. Nc4 Nb4 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.21"]
[White "Chen, Qi B"]
[Black "Miciano, John Marvin"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2443"]
[BlackElo "2317"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:08:01]} e5 {[%emt 0:00:23]} 2. Nf3 {[%emt 0:00:27]} Nf6 {[%emt 0:00:19]} 3. Nxe5 {[%emt 0:01:17]} d6 {[%emt 0:00:15]} 4. Nf3 {[%emt 0:00:41]} Nxe4 {[%emt 0:00:16]} 5. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:17]} 6. Bd3 {[%emt 0:00:07]} Bd6 {[%emt 0:00:14]} 7. O-O {[%emt 0:03:04]} O-O {[%emt 0:01:35]} 8. c4 {[%emt 0:04:33]} c6 {[%emt 0:00:38]} 9. Nc3 {[%emt 0:00:07]} Nxc3 {[%emt 0:00:32]} 10. bxc3 {[%emt 0:00:03]} dxc4 {[%emt 0:00:57]} 11. Bxc4 {[%emt 0:00:03]} Bf5 {[%emt 0:00:19]} 12. Ne5 {[%emt 0:02:18]} Bxe5 {[%emt 0:01:57]} 13. dxe5 {[%emt 0:00:05]} Qa5 {[%emt 0:01:02]} 14. Qf3 {[%emt 0:09:15]} Be6 {[%emt 0:00:36]} 15. Bd3 Qxe5 {[%emt 0:14:16]} 16. Bf4 {[%emt 0:08:40]} Qf6 {[%emt 0:03:39]} 17. Qe4 {[%emt 0:11:12]} Qh4 {[%emt 0:02:42]} 18. Rfb1 {[%emt 0:08:18]} Nd7 {[%emt 0:03:53]} 19. Bd6 {[%emt 0:04:55]} Qxe4 {[%emt 0:01:17]} 20. Bxe4 {[%emt 0:00:04]} Rfd8 {[%emt 0:00:35]} 21. Bc7 {[%emt 0:06:42]} Rdc8 {[%emt 0:00:08]} 22. Rxb7 {[%emt 0:00:38]} Nc5 {[%emt 0:00:07]} 23. Bxc6 {[%emt 0:00:05]} Nxb7 {[%emt 0:00:05]} 24. Bxb7 {[%emt 0:00:05]} Rxc7 {[%emt 0:00:06]} 25. Bxa8 Rxc3 {[%emt 0:00:07]} 26. a4 {[%emt 0:07:08]} a5 {[%emt 0:00:23]} 27. Kf1 {[%emt 0:01:47]} Kf8 {[%emt 0:01:34]} 28. Bf3 {[%emt 0:04:09]} Ke7 {[%emt 0:02:18]} 29. Bd1 {[%emt 0:00:53]} Bb3 {[%emt 0:01:50]} 30. Bxb3 {[%emt 0:06:00]} Rxb3 {[%emt 0:00:06]} 31. Re1+ {[%emt 0:00:02]} Kd6 {[%emt 0:00:46]} 32. Rd1+ {[%emt 0:02:35]} Ke6 {[%emt 0:02:01]} 33. Re1+ {[%emt 0:00:16]} Kd6 {[%emt 0:00:15]} 34. Rd1+ {[%emt 0:00:04]} Ke6 {[%emt 0:00:06]} 35. Re1+ {[%emt 0:00:04] Ke5} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.22"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Tran, Minh Thang"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2434"]
[BlackElo "2343"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 {[%emt 0:02:53]} 2. Nf3 {[%emt 0:04:03]} e6 {[%emt 0:00:11]} 3. d4 {[%emt 0:00:20]} cxd4 {[%emt 0:00:13]} 4. Nxd4 {[%emt 0:00:28]} a6 {[%emt 0:00:11]} 5. c4 {[%emt 0:01:26]} Nf6 {[%emt 0:00:12]} 6. Nc3 {[%emt 0:00:27]} Bb4 {[%emt 0:01:02]} 7. Qd3 {[%emt 0:03:09]} O-O {[%emt 0:03:21]} 8. e5 {[%emt 0:02:45]} Ne8 {[%emt 0:02:05]} 9. Be2 {[%emt 0:04:17]} d6 {[%emt 0:00:55]} 10. exd6 {[%emt 0:04:45]} Nxd6 {[%emt 0:05:00]} 11. O-O Nd7 {[%emt 0:17:38]} 12. Qg3 {[%emt 0:06:51]} Bc5 {[%emt 0:04:54]} 13. Bg5 {[%emt 0:06:37]} Qe8 {[%emt 0:10:33]} 14. Rad1 {[%emt 0:08:15]} Kh8 {[%emt 0:17:12]} 15. Nb3 {[%emt 0:14:51]} Nf5 {[%emt 0:00:53]} 16. Qh3 {[%emt 0:00:12]} Be7 {[%emt 0:01:40]} 17. Bf4 {[%emt 0:01:47]} Nc5 {[%emt 0:02:27]} 18. Nxc5 {[%emt 0:07:43]} Bxc5 {[%emt 0:00:12]} 19. Ne4 {[%emt 0:00:20]} e5 {[%emt 0:06:16]} 20. Nxc5 {[%emt 0:02:44]} exf4 {[%emt 0:00:22]} 21. Bg4 {[%emt 0:08:21]} Ne3 {[%emt 0:06:29]} 22. Bxc8 {[%emt 0:09:11]} Nxd1 {[%emt 0:05:10]} 23. Bf5 {[%emt 0:00:10]} g6 {[%emt 0:00:03]} 24. Nd7 {[%emt 0:00:12]} Nxf2 {[%emt 0:08:38]} 25. Qc3+ {[%emt 0:01:21]} f6 {[%emt 0:00:06]} 26. Nxf8 {[%emt 0:03:39]} Qxf8 {[%emt 0:00:24]} 27. Rxf2 {[%emt 0:00:36]} gxf5 28. Rxf4 {[%emt 0:00:13]} Qc5+ {[%emt 0:01:08]} 29. Kf1 {[%emt 0:00:58]} Rf8 {[%emt 0:00:45]} 30. Qd3 {[%emt 0:02:41]} Qe5 {[%emt 0:00:20]} 31. Rxf5 {[%emt 0:02:44]} Qxb2 {[%emt 0:01:25]} 32. Rh5 {[%emt 0:02:27]} Qc1+ {[%emt 0:02:16]} 33. Kf2 {[%emt 0:00:05]} Qf4+ {[%emt 0:00:11]} 34. Kg1 {[%emt 0:00:44]} Qc1+ {[%emt 0:00:11]} 35. Qf1 {[%emt 0:01:52]} Qxf1+ {[%emt 0:01:12]} 36. Kxf1 {[%emt 0:00:03]} Rc8 {[%emt 0:00:19]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.23"]
[White "Le, Huu Thai"]
[Black "Zhao, Yuanhe"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2265"]
[BlackElo "2431"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 {[%emt 0:04:05]} 2. Nf3 {[%emt 0:00:37]} e6 {[%emt 0:00:09]} 3. d4 {[%emt 0:01:50]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:12]} 5. Nc3 {[%emt 0:01:16]} Qc7 {[%emt 0:00:05]} 6. Be3 {[%emt 0:00:58]} a6 {[%emt 0:00:15]} 7. Bd3 {[%emt 0:01:38]} b5 {[%emt 0:02:51]} 8. a3 {[%emt 0:03:35]} Bb7 {[%emt 0:00:16]} 9. O-O {[%emt 0:01:56]} Nf6 {[%emt 0:01:14]} 10. Qe2 {[%emt 0:02:14]} Be7 {[%emt 0:06:50]} 11. f4 {[%emt 0:04:47]} d6 {[%emt 0:00:28]} 12. Qf3 {[%emt 0:05:22]} O-O {[%emt 0:09:56]} 13. Qh3 Nxd4 {[%emt 0:06:42]} 14. Bxd4 {[%emt 0:02:03]} e5 {[%emt 0:00:29]} 15. Be3 {[%emt 0:12:13]} Qc8 {[%emt 0:04:24]} 16. Qf3 {[%emt 0:06:10]} Ng4 {[%emt 0:09:33]} 17. Bd2 {[%emt 0:07:39]} exf4 {[%emt 0:04:56]} 18. Qxf4 {[%emt 0:07:02]} Ne5 {[%emt 0:10:33]} 19. Ne2 {[%emt 0:09:43]} Bf6 {[%emt 0:12:57]} 20. Bc3 {[%emt 0:02:44]} Qc5+ {[%emt 0:00:47]} 21. Kh1 {[%emt 0:00:18]} Ng6 {[%emt 0:00:13]} 22. Qd2 {[%emt 0:06:21]} Bxc3 {[%emt 0:00:50]} 23. Nxc3 {[%emt 0:00:08]} Rae8 {[%emt 0:02:08]} 24. Rf5 {[%emt 0:01:56]} Re5 {[%emt 0:00:12]} 25. Raf1 {[%emt 0:00:07]} Bc6 {[%emt 0:00:58]} 26. Ne2 {[%emt 0:05:18]} Qa7 {[%emt 0:06:08]} 27. Ng3 {[%emt 0:02:07]} Qb7 {[%emt 0:01:19]} 28. Qc3 {[%emt 0:03:15]} f6 {[%emt 0:00:53]} 29. Qd4 {[%emt 0:00:31]} Ne7 {[%emt 0:02:53]} 30. R5f2 {[%emt 0:00:16]} Rd8 {[%emt 0:01:27]} 31. Kg1 {[%emt 0:00:49]} Qa8 {[%emt 0:00:34]} 32. Rf4 {[%emt 0:01:10]} d5 {[%emt 0:03:46]} 33. exd5 {[%emt 0:06:28]} Rdxd5 {[%emt 0:00:25]} 34. Qf2 {[%emt 0:00:26]} Rd6 {[%emt 0:02:19]} 35. Nf5 {[%emt 0:01:12]} Nxf5 {[%emt 0:01:01]} 36. Rxf5 {[%emt 0:00:10]} Rde6 {[%emt 0:01:15]} 37. h3 {[%emt 0:01:43]} h6 {[%emt 0:02:29]} 38. Qg3 {[%emt 0:00:33]} Rxf5 {[%emt 0:01:28]} 39. Rxf5 {[%emt 0:00:40]} Be4 {[%emt 0:00:25]} 40. Rc5 {[%emt 0:00:41]} Bxd3 {[%emt 0:01:35]} 41. cxd3 {[%emt 0:01:55]} Qa7 {[%emt 0:00:44]} 42. d4 {[%emt 0:01:02]} Qd7 {[%emt 0:00:36]} 43. Qc3 {[%emt 0:01:12]} Re4 {[%emt 0:00:31]} 44. d5 {[%emt 0:00:49]} Re5 {[%emt 0:00:27]} 45. Qc2 {[%emt 0:00:24]} f5 {[%emt 0:00:32]} 46. Qd2 {[%emt 0:00:44]} Kh7 {[%emt 0:00:29]} 47. b4 {[%emt 0:00:02]} Qd6 {[%emt 0:00:25]} 48. Rc6 {[%emt 0:00:59]} Qxd5 {[%emt 0:00:21]} 49. Qxd5 {[%emt 0:00:04]} Rxd5 {[%emt 0:00:03]} 50. Rxa6 {[%emt 0:00:16]} Rd3 {[%emt 0:00:18]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.24"]
[White "Nguyen, Thi Thanh An"]
[Black "Liu, Xiangyi"]
[Result "1/2-1/2"]
[ECO "D83"]
[WhiteElo "2245"]
[BlackElo "2427"]
[Annotator "ChessBase"]
[PlyCount "22"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:06:45]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:24]} 4. Bf4 {[%emt 0:00:09]} Bg7 {[%emt 0:00:07]} 5. e3 {[%emt 0:00:06]} O-O {[%emt 0:00:13]} 6. Rc1 {[%emt 0:00:06]} c6 {[%emt 0:03:14]} 7. Nf3 {[%emt 0:00:53]} Be6 {[%emt 0:09:49]} 8. Ng5 {[%emt 0:01:56]} Bc8 {[%emt 0:02:26]} 9. Nf3 {[%emt 0:00:22]} Be6 {[%emt 0:15:52]} 10. Ng5 {[%emt 0:00:19]} Bc8 {[%emt 0:04:40]} 11. Nf3 {[%emt 0:00:15]} Be6 {[%emt 0:04:16]} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.25"]
[White "Gu, Tianlu"]
[Black "Bulmaga, Irina"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2195"]
[BlackElo "2424"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:02:50]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:02:05]} d5 {[%emt 0:00:00]} 3. exd5 {[%emt 0:00:12]} cxd5 {[%emt 0:00:00]} 4. Bd3 {[%emt 0:00:29]} Nc6 {[%emt 0:00:00]} 5. c3 {[%emt 0:00:20]} Nf6 {[%emt 0:00:06]} 6. Na3 {[%emt 0:03:17]} a6 {[%emt 0:00:11]} 7. Bf4 {[%emt 0:02:44]} Bg4 {[%emt 0:04:08]} 8. Qd2 {[%emt 0:04:48]} e6 {[%emt 0:02:42]} 9. Nc2 {[%emt 0:00:10]} Bd6 {[%emt 0:00:40]} 10. f3 {[%emt 0:10:08]} Bh5 {[%emt 0:00:14]} 11. Ne2 {[%emt 0:00:19]} Bg6 {[%emt 0:02:21]} 12. O-O {[%emt 0:04:59]} Bxd3 {[%emt 0:07:57]} 13. Qxd3 {[%emt 0:00:05]} O-O {[%emt 0:03:29]} 14. Bxd6 {[%emt 0:04:44]} Qxd6 {[%emt 0:00:27]} 15. Qd2 {[%emt 0:04:42]} Na5 {[%emt 0:06:48]} 16. b3 {[%emt 0:00:39]} Rac8 {[%emt 0:01:18]} 17. c4 {[%emt 0:04:43]} b6 {[%emt 0:01:07]} 18. c5 {[%emt 0:02:19]} Qd8 {[%emt 0:05:39]} 19. Qd3 {[%emt 0:10:07]} bxc5 {[%emt 0:07:01]} 20. dxc5 {[%emt 0:00:53]} Qe7 {[%emt 0:06:41]} 21. b4 {[%emt 0:00:48]} Nc6 {[%emt 0:05:31]} 22. Kh1 {[%emt 0:01:13]} a5 {[%emt 0:06:13]} 23. a3 {[%emt 0:01:59]} e5 {[%emt 0:00:02]} 24. Nc3 {[%emt 0:08:42]} e4 {[%emt 0:03:05]} 25. fxe4 {[%emt 0:00:30]} dxe4 {[%emt 0:00:18]} 26. Qe3 {[%emt 0:05:04]} Qe5 {[%emt 0:03:59]} 27. Rf4 {[%emt 0:10:47]} Rcd8 {[%emt 0:07:03]} 28. Re1 {[%emt 0:01:57]} axb4 {[%emt 0:06:17]} 29. axb4 {[%emt 0:01:26]} Rfe8 {[%emt 0:12:07]} 30. Rxf6 {[%emt 0:04:20]} Qxf6 {[%emt 0:04:19]} 31. Nxe4 {[%emt 0:00:55]} Qb2 {[%emt 0:00:30]} 32. Re2 {[%emt 0:07:11]} Nxb4 {[%emt 0:02:47]} 33. Nxb4 {[%emt 0:00:20]} Rd1+ {[%emt 0:01:51]} 34. Re1 {[%emt 0:00:23]} Rxe1+ {[%emt 0:00:02]} 35. Qxe1 {[%emt 0:00:05]} Rxe4 {[%emt 0:00:06]} 36. Qd1 {[%emt 0:00:58]} Qd4 {[%emt 0:00:44]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.26"]
[White "Tu, Hoang Thong"]
[Black "Pranesh, M."]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2416"]
[BlackElo "2309"]
[Annotator "ChessBase"]
[PlyCount "97"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:01:10]} 2. Nf3 {[%emt 0:00:19]} d5 {[%emt 0:00:30]} 3. e5 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 4. c3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 5. Na3 {[%emt 0:00:30]} Nb8 {[%emt 0:00:00]} 6. Nb1 Nc6 {[%emt 0:00:00]} 7. Na3 {[%emt 0:12:52]} d4 {[%emt 0:00:00]} 8. Bd3 {[%emt 0:02:30]} Nge7 {[%emt 0:00:47]} 9. Be4 {[%emt 0:01:02]} Ng6 {[%emt 0:02:31]} 10. Bxc6+ {[%emt 0:00:44]} bxc6 {[%emt 0:00:06]} 11. Qa4 {[%emt 0:00:23]} Qd5 {[%emt 0:03:50]} 12. O-O {[%emt 0:00:17]} Bb7 {[%emt 0:11:27]} 13. Nc4 {[%emt 0:07:10]} Nf4 {[%emt 0:02:47]} 14. d3 {[%emt 0:04:16]} Nxd3 {[%emt 0:10:14]} 15. Rd1 {[%emt 0:05:47]} Nxc1 16. Raxc1 {[%emt 0:00:04]} d3 {[%emt 0:01:15]} 17. Ne1 Qd8 {[%emt 0:04:15]} 18. Nxd3 {[%emt 0:12:17]} Qc7 {[%emt 0:01:11]} 19. Qa3 {[%emt 0:00:16]} Be7 {[%emt 0:03:28]} 20. Nd6+ {[%emt 0:06:02]} Bxd6 {[%emt 0:01:31]} 21. exd6 {[%emt 0:00:33]} Qxd6 {[%emt 0:00:07]} 22. Nxc5 {[%emt 0:00:15]} Qe7 {[%emt 0:04:15]} 23. Rd7 {[%emt 0:00:25]} Qg5 {[%emt 0:00:39]} 24. Rcd1 {[%emt 0:00:13]} O-O {[%emt 0:01:05]} 25. Nxb7 {[%emt 0:00:29]} h5 {[%emt 0:00:26]} 26. Qc5 {[%emt 0:00:41]} Qg4 {[%emt 0:00:21]} 27. h3 {[%emt 0:00:14]} Qg6 {[%emt 0:00:07]} 28. Qxc6 {[%emt 0:00:12]} Rac8 {[%emt 0:00:03]} 29. Qf3 {[%emt 0:00:11]} Rc4 {[%emt 0:00:07]} 30. Qd3 {[%emt 0:00:53]} Re4 {[%emt 0:00:31]} 31. Nc5 {[%emt 0:00:16]} Re5 {[%emt 0:00:04]} 32. Qxg6 {[%emt 0:00:24]} fxg6 {[%emt 0:00:04]} 33. b4 {[%emt 0:00:49]} Re2 {[%emt 0:00:06]} 34. Rd8 {[%emt 0:00:13]} Re1+ {[%emt 0:00:16]} 35. Rxe1 {[%emt 0:00:08]} Rxd8 {[%emt 0:00:04]} 36. Rxe6 {[%emt 0:00:08]} Rd2 {[%emt 0:00:03]} 37. Ra6 {[%emt 0:00:21]} Rc2 {[%emt 0:00:03]} 38. Ne4 {[%emt 0:00:09]} Re2 {[%emt 0:00:03]} 39. f3 {[%emt 0:00:09]} Kh7 {[%emt 0:00:30]} 40. h4 {[%emt 0:00:30]} Rxe4 {[%emt 0:00:30]} 41. fxe4 {[%emt 0:00:30]} g5 {[%emt 0:00:00]} 42. hxg5 {[%emt 0:00:00]} h4 {[%emt 0:00:00]} 43. b5 {[%emt 0:00:00]} h3 {[%emt 0:00:00]} 44. gxh3 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 45. Rxa7+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:00]} 46. Rc7 {[%emt 0:00:04]} Kf8 {[%emt 0:00:00]} 47. b6 {[%emt 0:00:09]} Ke8 {[%emt 0:00:42]} 48. b7 {[%emt 0:00:09]} Kd8 {[%emt 0:01:12]} 49. b8=Q# {[%emt 0:00:16]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.27"]
[White "Nandhidhaa, P V"]
[Black "Le, Quang Long"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2240"]
[BlackElo "2412"]
[Annotator "ChessBase"]
[PlyCount "134"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:04:43]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:00]} 3. exd5 {[%emt 0:00:04]} cxd5 {[%emt 0:00:00]} 4. Bd3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:00]} 5. c3 {[%emt 0:00:15]} Nf6 {[%emt 0:00:13]} 6. h3 {[%emt 0:00:06]} g6 {[%emt 0:00:20]} 7. Nf3 {[%emt 0:00:22]} Bf5 {[%emt 0:00:14]} 8. Be2 {[%emt 0:00:05]} Qc7 {[%emt 0:04:00]} 9. O-O {[%emt 0:00:30]} Bg7 {[%emt 0:00:15]} 10. Re1 {[%emt 0:00:36]} O-O {[%emt 0:00:38]} 11. Be3 {[%emt 0:00:54]} a6 {[%emt 0:07:32]} 12. Qc1 {[%emt 0:08:55]} Rfc8 {[%emt 0:02:15]} 13. Bf4 {[%emt 0:03:50]} Qd8 {[%emt 0:01:10]} 14. Qe3 {[%emt 0:07:17]} b5 {[%emt 0:03:18]} 15. Ne5 {[%emt 0:01:32]} Nd7 16. Nxc6 {[%emt 0:07:21]} Rxc6 {[%emt 0:04:12]} 17. Nd2 {[%emt 0:08:17]} Nb6 {[%emt 0:15:47]} 18. Nb3 {[%emt 0:03:05]} Na4 {[%emt 0:02:16]} 19. g4 {[%emt 0:05:05]} Be6 {[%emt 0:05:36]} 20. Rab1 {[%emt 0:00:47]} Qb6 {[%emt 0:01:30]} 21. a3 {[%emt 0:05:42]} Rac8 {[%emt 0:04:21]} 22. Be5 {[%emt 0:02:53]} f6 {[%emt 0:00:56]} 23. Bg3 {[%emt 0:00:52]} Re8 {[%emt 0:04:55]} 24. Bf3 {[%emt 0:08:50]} Bf7 {[%emt 0:01:19]} 25. Qd2 {[%emt 0:05:59]} Qd8 {[%emt 0:04:26]} 26. Rbd1 {[%emt 0:00:40]} e5 {[%emt 0:03:20]} 27. dxe5 {[%emt 0:03:57]} fxe5 {[%emt 0:01:44]} 28. Nc1 {[%emt 0:01:59]} Nb6 {[%emt 0:03:27]} 29. Nd3 {[%emt 0:01:09]} e4 {[%emt 0:07:35]} 30. Nb4 {[%emt 0:00:35]} Rc8 {[%emt 0:00:24]} 31. Bg2 {[%emt 0:09:02]} a5 {[%emt 0:06:08]} 32. Nc2 {[%emt 0:00:04]} Nc4 {[%emt 0:00:20]} 33. Qc1 {[%emt 0:00:02]} Qf6 {[%emt 0:01:01]} 34. Re2 {[%emt 0:03:12]} Ne5 {[%emt 0:02:25]} 35. Bxe5 {[%emt 0:02:30]} Qxe5 {[%emt 0:00:56]} 36. Qe3 {[%emt 0:00:39]} h5 {[%emt 0:03:41]} 37. gxh5 {[%emt 0:00:39]} Qxh5 {[%emt 0:00:07]} 38. Nd4 {[%emt 0:01:04]} b4 {[%emt 0:02:44]} 39. axb4 {[%emt 0:00:05]} axb4 {[%emt 0:00:06]} 40. Ra1 {[%emt 0:00:59]} bxc3 {[%emt 0:00:32]} 41. bxc3 {[%emt 0:00:03]} Re5 {[%emt 0:02:43]} 42. Rea2 {[%emt 0:00:51]} Bh6 {[%emt 0:02:47]} 43. Qg3 {[%emt 0:01:44]} Rg5 {[%emt 0:01:09]} 44. Ra8 {[%emt 0:00:13]} Rf8 {[%emt 0:03:26]} 45. Rxf8+ {[%emt 0:01:05]} Bxf8 {[%emt 0:00:07]} 46. Qf4 {[%emt 0:00:41]} Qh6 {[%emt 0:01:44]} 47. Kf1 {[%emt 0:00:47]} Rh5 {[%emt 0:00:19]} 48. Qxh6 {[%emt 0:01:06]} Bxh6 {[%emt 0:00:17]} 49. Ra8+ {[%emt 0:00:30]} Kg7 {[%emt 0:00:06]} 50. Ra7 {[%emt 0:00:50]} Bd2 {[%emt 0:00:29]} 51. c4 {[%emt 0:00:33]} dxc4 {[%emt 0:00:59]} 52. Bxe4 {[%emt 0:00:03]} Kf6 {[%emt 0:00:20]} 53. Nf3 {[%emt 0:00:32]} Bf4 {[%emt 0:00:39]} 54. Ra6+ {[%emt 0:00:22]} Kg7 {[%emt 0:00:14]} 55. h4 {[%emt 0:01:02]} Rc5 {[%emt 0:00:21]} 56. Rc6 {[%emt 0:00:40]} Rxc6 {[%emt 0:00:47]} 57. Bxc6 {[%emt 0:00:01]} c3 {[%emt 0:00:53]} 58. Nd4 {[%emt 0:00:48]} Bc4+ {[%emt 0:00:40]} 59. Ke1 {[%emt 0:00:26]} Be5 {[%emt 0:00:52]} 60. Nf3 {[%emt 0:01:10]} Bf6 {[%emt 0:00:32]} 61. Be4 {[%emt 0:00:21]} Bb3 {[%emt 0:00:27]} 62. Ke2 {[%emt 0:00:09]} Kh6 {[%emt 0:00:47]} 63. Kd3 {[%emt 0:00:39]} Kh5 {[%emt 0:00:18]} 64. Ne1 {[%emt 0:00:31]} Bf7 {[%emt 0:00:18]} 65. Nf3 {[%emt 0:00:56]} Kg4 {[%emt 0:00:32]} 66. Nd4 {[%emt 0:00:21]} Bxh4 {[%emt 0:00:49]} 67. f3+ {[%emt 0:00:18]} Kg3 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.28"]
[White "Tong, Thai Hung"]
[Black "Nitin, S.."]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "2185"]
[BlackElo "2408"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:12]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:05]} 5. f3 {[%emt 0:00:08]} e5 {[%emt 0:02:19]} 6. Nb3 {[%emt 0:00:24]} Be6 {[%emt 0:03:05]} 7. c4 {[%emt 0:00:22]} a5 {[%emt 0:04:17]} 8. Be3 {[%emt 0:00:14]} a4 {[%emt 0:01:33]} 9. N3d2 {[%emt 0:00:05]} Qa5 {[%emt 0:01:18]} 10. Nc3 {[%emt 0:00:16]} Nbd7 {[%emt 0:01:41]} 11. Rc1 {[%emt 0:02:06]} Be7 {[%emt 0:01:06]} 12. Bd3 {[%emt 0:03:39]} O-O {[%emt 0:03:19]} 13. O-O {[%emt 0:00:07]} Bd8 {[%emt 0:04:48]} 14. Rf2 {[%emt 0:03:44]} Bb6 {[%emt 0:03:31]} 15. Nf1 {[%emt 0:00:04]} Rfc8 {[%emt 0:07:54]} 16. Nb5 {[%emt 0:05:03]} Rc6 {[%emt 0:01:04]} 17. Rfc2 Bxe3+ {[%emt 0:10:45]} 18. Nxe3 {[%emt 0:01:29]} Qb6 {[%emt 0:00:07]} 19. Qd2 {[%emt 0:02:11]} Nc5 {[%emt 0:05:51]} 20. Na3 {[%emt 0:07:39]} Na6 {[%emt 0:01:25]} 21. c5 {[%emt 0:08:18]} Nxc5 {[%emt 0:01:28]} 22. Bb5 {[%emt 0:02:29]} Rc7 {[%emt 0:03:33]} 23. Bc4 {[%emt 0:00:30]} Rac8 {[%emt 0:05:30]} 24. Kh1 {[%emt 0:01:42]} h6 {[%emt 0:06:02]} 25. Bxe6 {[%emt 0:12:02]} Nxe6 {[%emt 0:00:24]} 26. Rxc7 {[%emt 0:00:03]} Rxc7 {[%emt 0:00:09]} 27. Rxc7 {[%emt 0:00:15]} Qxc7 {[%emt 0:02:09]} 28. Nb5 {[%emt 0:01:03]} Qc5 {[%emt 0:05:39]} 29. Nxd6 {[%emt 0:01:42]} b5 {[%emt 0:00:17]} 30. a3 {[%emt 0:04:32]} g6 {[%emt 0:01:28]} 31. h3 {[%emt 0:11:21]} Nd4 {[%emt 0:02:06]} 32. Nb7 {[%emt 0:00:27]} Qa7 {[%emt 0:01:36]} 33. Na5 {[%emt 0:01:28]} Nh5 {[%emt 0:00:35]} 34. Kh2 {[%emt 0:01:19]} Nf4 {[%emt 0:06:34]} 35. Ng4 {[%emt 0:23:08]} Nde2 {[%emt 0:02:31]} 36. Ne3 {[%emt 0:03:07]} Qc7 {[%emt 0:01:48]} 37. Nd5 {[%emt 0:02:31]} Qc5 {[%emt 0:01:34]} 38. Qe3 {[%emt 0:00:31]} Qc2 {[%emt 0:02:16]} 39. Nc6 {[%emt 0:04:06]} Ng3 {[%emt 0:05:29]} 40. Nf6+ {[%emt 0:01:49]} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.29"]
[White "Zou, Chen"]
[Black "Gandhi, Anish"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2397"]
[BlackElo "2156"]
[Annotator "NA"]
[PlyCount "119"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:04:26]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:03]} a6 {[%emt 0:00:00]} 6. f3 {[%emt 0:00:07]} e5 {[%emt 0:00:03]} 7. Nb3 {[%emt 0:00:03]} Be6 {[%emt 0:00:08]} 8. Be3 {[%emt 0:00:03]} h5 {[%emt 0:00:09]} 9. Qd2 {[%emt 0:00:09]} Nbd7 {[%emt 0:00:07]} 10. Nd5 {[%emt 0:00:07]} Bxd5 {[%emt 0:00:11]} 11. exd5 {[%emt 0:00:04]} g6 {[%emt 0:00:08]} 12. Be2 {[%emt 0:00:35]} Bg7 {[%emt 0:00:31]} 13. O-O {[%emt 0:00:06]} b6 {[%emt 0:00:13]} 14. c4 {[%emt 0:00:36]} O-O {[%emt 0:00:11]} 15. Rac1 {[%emt 0:02:30]} a5 {[%emt 0:00:43]} 16. Na1 {[%emt 0:00:50]} Nc5 {[%emt 0:00:32]} 17. Nc2 {[%emt 0:01:03]} h4 {[%emt 0:00:17]} 18. Bg5 {[%emt 0:06:49]} h3 {[%emt 0:00:40]} 19. g4 {[%emt 0:08:53]} Qd7 {[%emt 0:06:39]} 20. Bh6 {[%emt 0:06:11]} Nh7 {[%emt 0:05:53]} 21. Bxg7 {[%emt 0:03:20]} Kxg7 {[%emt 0:00:04]} 22. Ne3 {[%emt 0:00:27]} Qe7 23. Kh1 {[%emt 0:02:45]} Rae8 {[%emt 0:07:03]} 24. Rg1 {[%emt 0:03:59]} Ng5 {[%emt 0:01:04]} 25. Rg3 {[%emt 0:04:34]} Kh7 {[%emt 0:13:36]} 26. Rcg1 {[%emt 0:04:58]} Rg8 {[%emt 0:05:02]} 27. Qc1 {[%emt 0:22:01]} Rg7 {[%emt 0:01:49]} 28. Nd1 {[%emt 0:09:23]} Qf6 {[%emt 0:02:32]} 29. Nf2 {[%emt 0:01:03]} Rh8 {[%emt 0:14:34]} 30. Nxh3 {[%emt 0:02:14]} Nxh3 {[%emt 0:00:22]} 31. Rxh3+ {[%emt 0:00:06]} Kg8 {[%emt 0:00:02]} 32. Rxh8+ {[%emt 0:02:42]} Kxh8 {[%emt 0:00:05]} 33. Kg2 {[%emt 0:03:51]} Rh7 {[%emt 0:00:46]} 34. Rh1 {[%emt 0:01:40]} Kg7 {[%emt 0:01:57]} 35. g5 {[%emt 0:04:46]} Qf5 {[%emt 0:01:16]} 36. h4 {[%emt 0:00:20]} Rh8 {[%emt 0:02:24]} 37. Kg3 {[%emt 0:02:12]} Re8 {[%emt 0:04:01]} 38. h5 {[%emt 0:01:46]} gxh5 {[%emt 0:04:01]} 39. Rxh5 {[%emt 0:00:05]} Rh8 {[%emt 0:00:05]} 40. Rxh8 {[%emt 0:01:00]} Kxh8 {[%emt 0:00:02]} 41. a3 {[%emt 0:03:52]} a4 {[%emt 0:00:44]} 42. Bd1 {[%emt 0:00:32]} Nd3 {[%emt 0:13:03]} 43. Bc2 {[%emt 0:00:14]} e4 {[%emt 0:00:10]} 44. Qe3 {[%emt 0:00:51]} Qe5+ {[%emt 0:02:00]} 45. Kg4 {[%emt 0:00:02]} Qxb2 {[%emt 0:04:29]} 46. Bxd3 {[%emt 0:00:01]} exd3 {[%emt 0:00:04]} 47. Qxd3 {[%emt 0:00:18]} Qb3 {[%emt 0:00:49]} 48. Qf5 {[%emt 0:01:00]} Qxc4+ {[%emt 0:03:16]} 49. Kh5 {[%emt 0:00:05]} Kg8 {[%emt 0:01:37]} 50. g6 {[%emt 0:01:25]} Qc7 {[%emt 0:01:33]} 51. Qe4 {[%emt 0:00:42]} fxg6+ {[%emt 0:01:45]} 52. Qxg6+ {[%emt 0:00:19]} Kf8 {[%emt 0:00:32]} 53. Qh6+ {[%emt 0:00:02]} Kg8 {[%emt 0:00:28]} 54. Qg6+ {[%emt 0:00:41]} Kf8 {[%emt 0:00:12]} 55. Qh6+ {[%emt 0:00:13]} Kg8 {[%emt 0:00:03]} 56. Qg5+ {[%emt 0:00:15]} Kf8 {[%emt 0:02:05]} 57. Kh6 {[%emt 0:00:24]} Qd7 {[%emt 0:02:21]} 58. f4 {[%emt 0:00:39]} Qe7 {[%emt 0:02:46]} 59. Qxe7+ {[%emt 0:00:31]} Kxe7 {[%emt 0:00:09]} 60. Kg7 {[%emt 0:00:03]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.09"]
[Round "4.30"]
[White "Priyanka Nutakki"]
[Black "Nguyen, Duc Hoa"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2297"]
[BlackElo "2450"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,82,8,13,51,32,44,44,55,25,19,-6,25,16,10,0,12,9,17,3,16,12,11,-5,-6,0,-6,-13,-8,-13,-10,-19,0,0,0,0,0,0,0,0,0,20,16,5,7,0,31,0,0,0,0,0,0,0,0,-29978,127,-87,-87,-89,-8,-646,-521,-29995,0,-397,-386,-386,-383,-362,-347,-1606,-1914,-1606,-1470]} 1. c4 e6 2. Nf3 Nf6 3. e3 d5 4. b3 Be7 5. Bb2 O-O 6. d4 Ne4 {A13: English Opening: 1...e6} (6... c5 7. dxc5 dxc4 8. Nbd2 cxb3 9. Nxb3 Nbd7 10. Rc1 b6 11. c6 Nc5 12. Qxd8 Rxd8 13. Bb5 Nd3+ 14. Bxd3 Rxd3 {1-0 (81) Nakamura,H (2777)-So,W (2780) chess.com INT 2018}) 7. Bd3 f5 8. O-O c6 {White is slightly better.} 9. Ne5 Nd7 10. cxd5 Nxe5 11. dxe5 {Strongly threatening Bxe4.} cxd5 12. Nd2 {[%cal Bb1d2,Bd2f3,Bf3d4][%mdl 32]} Bd7 $146 ({Predecessor:} 12... Nc5 13. Be2 Bd7 14. Nf3 a5 15. Nd4 {1-0 (67) Gligoric,S-Tomovic,V Ljubljana 1947}) 13. Nf3 b5 14. a3 a5 15. Nd4 Qb6 16. Bxe4 fxe4 17. Qg4 Rac8 18. f3 exf3 19. gxf3 Bc5 20. Rf2 Bxd4 21. Bxd4 Qd8 22. Rg2 {[%csl Gg2][%cal Rg4g7]} Qe7 23. b4 Rf5 24. bxa5 Be8 {White must now prevent ...Bh5.} 25. f4 Rc6 26. Rb2 Qc7 27. Qe2 g5 28. Rf1 Qxa5 29. Qxb5 Qxa3 30. Qb8 Qf8 {[%cal Rg5f4]} 31. Qa8 {Threatens to win with Rb8.} gxf4 {[#]} 32. Rb8 $2 {[%mdl 8192]} (32. e4 $1 $11 {[%mdl 512]} dxe4 33. Rb8) 32... Kf7 $2 (32... fxe3 33. Qa1 Rc2 34. Qe1 Rg5+ 35. Qg3 Rxg3+ 36. hxg3 Rf2 $1 {[%mdl 512]} 37. Rxf2 Qxf2+ {[%mdl 64] Double Attack} 38. Kh1 Qf3+ 39. Kh2 e2 40. Rxe8+ Kf7 41. Bc5 Kxe8 42. Bb4 e1=Q $1 {[%mdl 576] Decoy} 43. Bxe1 Qe2+ {[%mdl 64] Double Attack} 44. Kh3 Qxe1 45. g4 Qg1 46. g5 Kf8 47. Kh4 Qg2 48. g6 h6 49. g7+ Kxg7 50. Kh5 Qh3#) 33. Qa7+ $2 (33. exf4 $16 Rc2 34. Qb7+ Qe7 35. Qb3) 33... Kg6 $17 34. Kh1 {[#] aiming for exf4.} f3 $40 {[%mdl 128] White needs to defend precisely.} (34... Rc2 $1 $17 35. exf4 Rg5) 35. Qa8 $2 {[%mdl 8192]} (35. e4 $11 dxe4 36. Qa8) 35... Rc2 36. Qa6 {[#]} Rc6 $2 (36... Rxh2+ $1 {[%mdl 512] mates} 37. Kxh2 Qh6+ 38. Kg3 Qg5+ 39. Kh3 Qg2+ 40. Kh4 Rh5#) 37. Rg1+ $2 {[%mdl 8192]} (37. Qa8 $11 {and White is okay.} Rc2 38. Rb2 (38. Rxe8 {is a self mate.} Rxh2+ 39. Kxh2 Qh6+ 40. Kg1 Qg5+ 41. Kf2 Qg2+ 42. Ke1 Qe2#) 38... Rxb2 39. Bxb2) 37... Kh6 $19 {( -> ...f2)} 38. Qxc6 Bxc6 39. Rxf8 Rxf8 40. Rb1 $2 (40. Rf1) 40... f2 41. Kg2 {[#]} Bb5 $1 {[%mdl 512] Accuracy: White = 31%, Black = 51%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.1"]
[White "Bogdanovich, Stanislav"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2536"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "213"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,213,45,58,49,52,52,45,45,45,55,47,40,57,56,69,78,69,76,100,94,112,100,105,110,120,86,99,83,78,83,85,79,81,75,81,73,71,47,64,66,66,68,58,57,62,30,29,35,100,117,108,95,115,60,107,108,115,115,162,166,169,124,116,118,119,125,113,85,92,81,127,85,173,160,209,200,196,137,159,152,138,145,143,129,123,122,186,173,232,207,213,192,195,180,204,191,190,190,271,262,266,252,267,278,450,491,434,353,506,506,506,506,506,506,468,249,229,222,215,59,60,60,60,58,58,44,64,50,552,12,12,12,12,12,186,180,184,185,167,12,12,12,14,14,14,14,170,14,14,14,14,14,14,14,14,14,14,14,14,12,12,12,12,12,12,12,12,12,12,12,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,0,14,0,22,22,22,22]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qb3 Bb7 6. Nc3 g6 7. Qc2 Bg7 8. e4 O-O 9. Bd3 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} (9. Be2 d5 10. cxd5 exd5 11. e5 Ne4 12. O-O c5 13. dxc5 bxc5 14. Rd1 Nxc3 15. bxc3 Nd7 16. Rb1 Bc6 {0-1 (43) Wang,Y (2718)-Mamedyarov,S (2747) Huaian 2016}) 9... c5 10. d5 exd5 11. cxd5 {White is slightly better.} d6 12. O-O a6 13. a4 Nbd7 14. Bf4 Qc7 $146 ({Predecessor:} 14... Qe7 15. h3 Nh5 16. Bg5 Bf6 {½-½ (40) Tassone,R (2164)-Vegjeleki,A (2320) ICCF email 2014}) 15. Nd2 Ng4 16. Be2 Nge5 17. Bg3 f6 18. f4 Nf7 19. Nc4 Rae8 20. h3 Nh6 21. f5 Nf7 22. Qb3 Nfe5 23. Bxe5 Nxe5 24. Qxb6 Qxb6 25. Nxb6 Bh6 26. Nd1 Bd2 {With the idea ...Ba5.} 27. a5 Kg7 28. b3 Re7 29. Ra2 Bb4 30. h4 Nf7 31. Bd3 g5 (31... Ne5 $14 32. Bb1 Bc8) 32. hxg5 $16 Nxg5 33. Nf2 Bc3 34. Ra4 ({White should play} 34. Nc4 $16) 34... Rfe8 35. Rc1 Bd2 36. Rc2 Be1 37. Nc4 Rd8 38. Kf1 Bxf2 39. Kxf2 Rxe4 40. Bxe4 Nxe4+ 41. Kg1 Bxd5 42. Ra1 Bf7 43. Rd1 Rb8 (43... Kh6 $16) 44. Rd3 $1 $18 d5 45. Nb6 $1 d4 {[#]} 46. Re2 ({Better is} 46. b4 $1 $18 {[%mdl 512]} cxb4 47. Rxd4) 46... Nd6 $16 {[#]} 47. b4 $1 {[%mdl 576] Deflection} cxb4 48. Rxd4 {[%mdl 64] Double Attack} Nxf5 49. Rxb4 Rd8 50. Rf2 Nd4 (50... Bg6 $16 51. Nc4 Rd4) 51. Nc4 $18 Nb5 (51... Nb3 {was called for.} 52. Rxb3 Bxc4) 52. Ne3 Bg6 53. Rbf4 Rd3 54. Nf5+ Kf7 55. Nh4 Rd6 56. g4 Kg7 (56... h6 {might work better.} 57. Nxg6 Kxg6) 57. Nf5+ Bxf5 58. gxf5 {[%mdl 4096] Endgame KRR-KRN} ({Don't take} 58. Rxf5 $6 Nd4 $16) 58... Rd1+ 59. Kh2 Ra1 $2 (59... Rd5 60. Rg2+ Kf8) 60. Rg2+ Kf8 61. Rh4 Nd6 (61... Rxa5 $142 62. Rd2 (62. Rxh7 Nd4 $18) 62... Nc3 63. Rxh7 Rd5) 62. Rxh7 Nf7 63. Rb2 {White threatens Rb7 and mate.} Kg8 64. Rh4 Rxa5 65. Rb8+ (65. Rg4+ $142 Ng5 66. Rc4) 65... Kg7 66. Rg4+ Kh6 67. Rg6+ $2 (67. Rf8 $1 $18 Ng5 68. Rxf6+ Kh5 69. Rb4) 67... Kh5 $14 68. Rxf6 Ne5 69. Rff8 Kg5 70. Rb3 Ng4+ 71. Kg1 Kf4 $2 {[%mdl 8192] [#]} (71... Nf6 $14) 72. Rd3 $2 (72. f6 $1 $18) 72... Ra1+ $11 73. Kg2 Ra2+ 74. Kf1 Ra1+ $2 (74... Ne3+ $11 75. Ke1 Ng2+ 76. Kd1 Ne3+ 77. Kc1 Ke4) 75. Ke2 $18 Ra2+ {[#]} 76. Ke1 $1 Ra1+ 77. Rd1 $2 (77. Kd2 $18 Nf2 78. Rdd8) 77... Rxd1+ $1 $11 78. Kxd1 {KR-KN} Ke5 79. Ke2 Nf6 80. Ra8 a5 $2 (80... Kxf5 $11 {and Black stays safe.} 81. Rxa6 Nd5) 81. Kd3 $2 (81. Rxa5+ $18 Ke4 82. Kf2) 81... Kxf5 {The position is equal.} 82. Rxa5+ Ke6 83. Kd4 Nd7 84. Rd5 Nf6 85. Re5+ Kd6 86. Re1 Nd7 87. Ke4 {Black must now prevent Kf5.} Nc5+ 88. Ke3 {aiming for Kd4.} Kd5 89. Rd1+ Kc4 90. Rd8 Nb3 91. Rd7 Nc5 92. Rd4+ Kb5 93. Rh4 Kc6 94. Kd4 {Rh6+ would kill now.} Ne6+ 95. Ke5 Nc7 96. Rc4+ Kd7 97. Rc1 Ne8 98. Rh1 Nc7 99. Rh6 {Strongly threatening Rd6+.} Ne8 100. Ra6 {Hoping for Rg6.} Nc7 101. Rd6+ Ke7 102. Rd1 Ne8 103. Rg1 {And now Rg8 would win.} Kd7 104. Rh1 Nc7 105. Rh6 {Rd6+ is the strong threat.} Ne8 106. Rg6 {Threatens to win with Re6.} Nc7 107. Ke4 {Accuracy: White = 62%, Black = 58%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.2"]
[White "Wang, Hao"]
[Black "Megaranto, Susanto"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2718"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,79,33,43,35,48,43,43,44,49,39,50,31,66,34,28,25,42,43,64,46,68,66,103,94,96,93,104,95,286,278,282,190,191,163,183,185,279,116,129,128,151,149,228,204,209,209,208,203,197,188,181,186,212,225,204,207,273,266,254,259,503,486,29978,29979,6383,6319,29986,29987]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bf5 6. Bc4 e6 7. Bd2 Qc7 8. Nh4 {B01: Scandinavian Defence} (8. Qe2 Nf6 9. O-O-O b5 10. Bb3 a5 11. a3 b4 12. Na4 Nbd7 13. Ne5 Be4 14. Nxd7 Kxd7 15. c4 bxc3 16. Nxc3 Bg6 17. Ba4 Bxa3 18. bxa3 {1-0 (44) Lu,S (2636)-Nie,X (2229) Tianjin 2018}) 8... Bg6 9. Nxg6 hxg6 10. Qf3 {White is slightly better.} Nf6 11. O-O-O Nbd7 12. Bb3 O-O-O 13. g4 $146 {Strongly threatening g5.} ({Predecessor:} 13. Kb1 Nb6 14. Bg5 Be7 15. h4 a5 {1-0 (39) Renard,S (2021)-Garay,L (1965) ICCF email 2017}) 13... Nb6 14. g5 Nh5 15. Ne2 Bd6 16. Kb1 Rhf8 17. c4 {Threatens to win with c5.} c5 18. Nc3 cxd4 19. Nb5 $1 {[%csl LRa7,LRc7,LRd4]} Qc5 {[#]} 20. a3 $1 Bf4 $2 (20... Be7 $16) 21. Bb4 $18 Qxg5 22. Bxf8 ({And not} 22. Nxd4 Rh8 $11) (22. Rxd4 Rxd4 23. Nxd4 Rd8 $15) 22... Rxf8 23. Rxd4 {And now Rhd1 would win.} ({Resist} 23. Nxd4 $6 Kb8 $16) 23... Kb8 24. Rhd1 Be5 (24... Rc8 $142 25. Rd7 Nxd7 26. Rxd7 {[%mdl 64] Double Attack} Rc6) 25. Nd6 (25. R4d3 $18 {is more deadly.}) 25... Qe7 $16 26. R4d2 {aiming for c5.} Bxd6 27. Rxd6 $40 {[%mdl 128] Hoping for c5. White attacks with force.} Nf6 (27... Rc8 $16 28. R6d4 Nf6) 28. Qd3 $18 Rc8 29. Rd8 Qc7 30. Rxc8+ Nxc8 31. Qh3 Ne4 32. Qh4 Qe5 33. Rd8 g5 {[#]} 34. Qh8 $1 {[%csl Gh8][%cal Rd8c8]} Ned6 35. Qf8 b6 36. Ba4 Kc7 $2 {[#]} (36... Qf5+ {was worth a try.} 37. Ka2 Qc5 38. Qxg7 Qxc4+ 39. Bb3 Qf4) 37. Bb5 $1 {[%mdl 576] Deflection} Nxb5 (37... Qe4+ $18 38. Ka2 Qf4) 38. Rxc8+ Kb7 39. cxb5 Qe4+ 40. Rc2 {Accuracy: White = 79%, Black = 38%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.3"]
[White "Xu, Yi"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2520"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,72,26,31,38,31,35,-39,45,47,53,37,78,45,42,38,56,56,54,54,58,50,59,18,15,15,35,27,31,20,12,13,18,16,24,22,25,24,32,0,20,0,29,0,31,21,35,23,41,15,14,21,33,0,0,0,21,0,0]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O h6 7. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} g5 {B12: Caro-Kann: Advance Variation} 8. c3 Ne7 9. Re1 {LiveBook: 15 Games} (9. Ne1 c5 10. Nc2 Nc6 11. Nb3 c4 12. Nd2 Bg6 13. Bh5 Bd3 14. Re1 Bg7 {0-1 (60) Vachier Lagrave,M (2779)-Nakamura,H (2777) chess.com INT 2018}) 9... Bg6 {White is slightly better.} 10. Nf1 c5 11. Bd3 $146 ({White should try} 11. h3 $14) ({Predecessor:} 11. dxc5 Bg7 12. Bb5 Nc6 13. Be3 Ndxe5 14. Nxe5 Bxe5 15. Bd4 Bxd4 16. cxd4 {½-½ (36) Van Foreest,J (2624)-Lobanov,S (2535) Manavgat 2018}) 11... Bg7 (11... g4 $15 12. Bxg6 Nxg6) 12. h3 $14 Rc8 13. Ng3 Qb6 14. b3 O-O 15. Be3 Qc7 16. Rc1 cxd4 17. cxd4 Qa5 18. Bxg6 fxg6 19. Qd2 (19. a4 {is more complex.} Qb6 20. Ne2 Nb8 21. Bd2 Nbc6 22. b4) 19... Qxd2 $1 20. Bxd2 Rc6 21. Kf1 Rfc8 22. Ke2 Bf8 23. Kd3 Rxc1 24. Rxc1 Nc6 25. Ne2 Ba3 26. Rb1 Be7 27. Rc1 Ba3 28. Rb1 Be7 29. Rc1 a6 30. Ne1 Ba3 31. Rb1 Ndxe5+ 32. dxe5 Nxe5+ 33. Kd4 Nc6+ 34. Kd3 Ne5+ {The position is equal.} 35. Kd4 Nc6+ 36. Kd3 Ne5+ {Precision: White = 53%, Black = 54%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.4"]
[White "Van Wely, Loek"]
[Black "Karthik Venkataraman"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2612"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,17,27,22,31,28,32,32,38,23,30,-3,27,20,28,26,20,16,72,72,90,69,126,132,118,125,111,109,158,123,117,74,154,145,146,132,158,68,62,67,99,76,65,54,39,27,30,19,25,21,23,28,54,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4} Be6 7. e3 Nbd7 8. Bd3 {White is slightly better.} Bd6 9. Qc2 (9. O-O c6 10. Qc2 Qc7 11. Rfe1 O-O 12. a3 Bg4 13. Bh4 Bh5 {0-1 (35) Mamedyarov,S (2817)-Maghsoodloo,P (2688) St Petersburg 2018}) 9... c6 10. O-O-O Qc7 11. Kb1 h6 $146 ({Predecessor:} 11... O-O-O 12. Rc1 Kb8 13. Nd2 h6 {0-1 (54) Sanz Losada,V (2091)-Chylewski,P (2335) Warsaw 2018}) 12. Bh4 O-O 13. Nd2 g5 (13... Be7 $11 {keeps the balance.}) 14. Bg3 $16 Kg7 15. Nf1 Nh5 (15... c5 $14) 16. Bxd6 Qxd6 17. Qe2 Nhf6 18. Ng3 c5 19. h4 {And now hxg5 would win.} cxd4 20. hxg5 hxg5 (20... dxc3 $142 21. gxf6+ Nxf6) 21. Nh5+ ({Resist} 21. exd4 Rh8 $16) 21... Nxh5 22. Qxh5 {[%cal Rh5g5]} Kf6 {[#]} 23. Ne2 (23. Qh6+ $1 $16 Ke7 24. exd4) 23... Rh8 $1 $14 {[%cal Rh8h5]} 24. Qf3+ Ke7 {Threatens to win with ...Rxh1.} 25. Rxh8 Rxh8 26. Nxd4 Ne5 27. Qg3 Nxd3 28. Qxg5+ Kd7 29. Rxd3 {Strongly threatening Rd1.} Rh1+ 30. Kc2 Qb4 31. Rc3 ({Better is} 31. a3 $14 Qa4+ 32. Rb3) 31... Qa4+ $11 {The position is equal.} 32. Nb3 Qxa2 {( -> ...Qb1+)} 33. Nc5+ {[%mdl 64] [#] Double Attack} Ke8 {aiming for ...Qa1.} 34. Nxe6 {[%csl Ge6][%cal Rg5d8]} Qa4+ 35. Rb3 {[%csl Ge6][%cal Rg5d8]} Qc4+ 36. Rc3 {[%csl Ge6][%cal Rg5d8]} Qa4+ 37. Rb3 {[%csl Ge6][%cal Rg5d8]} Qc4+ {Accuracy: White = 61%, Black = 49%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.5"]
[White "Laxman, R.R."]
[Black "Cheparinov, Ivan"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2425"]
[BlackElo "2683"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,123,30,29,31,0,5,5,-13,-7,0,-8,0,-63,-61,-101,-89,-84,-81,-83,-83,-100,-106,-106,-100,-158,-111,-118,-105,-137,-87,-92,-92,-98,-81,-98,-81,-83,-81,-85,-76,-110,-93,-91,-85,-83,-72,-103,-77,-96,-82,-116,-108,-100,-83,-130,-110,-116,-78,-144,-144,-144,-139,-137,-114,-114,-104,-108,-79,-78,-78,-135,-144,-162,-173,-180,-173,-176,-169,-191,-191,-191,-191,-191,-191,-185,-185,-541,-475,-29947,-11660,-29955,-29957,-29961,-29962,-29961,-29964,-29966,-29965,-29974,-29974,-29974,-29975,-29975,-29976,-29976,-29976,-29978,-29978,-29961]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. Bd2 O-O 7. Rc1 Nc6 8. e4 Nxc3 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} 9. bxc3 {LiveBook: 3 Games} (9. Bxc3 Bg4 10. d5 Ne5 11. Be2 Nxf3+ 12. Bxf3 Bxc3+ 13. Rxc3 Bxf3 14. Qxf3 e6 15. dxe6 fxe6 16. Qe2 Qd7 17. O-O Rad8 18. Rcc1 c6 19. Rfd1 Qe7 20. g3 Rxd1+ 21. Rxd1 {½-½ (21) Fridman,D (2630)-Ftacnik,L (2571) Germany 2008}) 9... b6 10. d5 $146 ({Predecessor:} 10. Bd3 Na5 11. Qe2 c5 12. d5 c4 13. Bxc4 Nxc4 14. Qxc4 e6 15. O-O exd5 16. Qxd5 {0-1 (30) Pardo Simon,D (2468)-Maatman,N (2339) Netherlands 2017}) 10... Ne5 {The position is equal.} 11. Nxe5 Bxe5 12. Bb5 Qd6 13. Bh6 Rd8 {[%cal Bf8d8,Bd8d6,Bd6e6][%mdl 32]} 14. Qd2 (14. Bc6 $11 Rb8 15. Qd2) 14... Bb7 $1 $15 15. Be3 c6 16. dxc6 Bxc6 17. Qxd6 Rxd6 18. f4 Bxb5 19. fxe5 Re6 20. Bf4 (20. Bd4 $142) 20... Bd3 21. Kf2 Bxe4 22. Rhe1 Bc6 23. c4 Kg7 24. g3 Rd8 25. h4 h6 26. Rc3 Rd4 27. Re2 Rd7 28. a3 Rc7 29. c5 b5 30. Rd3 Rc8 31. Rd1 Rh8 32. Bd2 {[#]} g5 $1 {[%mdl 512]} 33. Ba5 (33. hxg5 hxg5) 33... Kg6 34. Rd4 Re8 35. Bc7 Rc8 36. Ba5 Be8 37. Rd8 ({White should try} 37. Bb4) 37... Rxd8 $17 38. Bxd8 {[%mdl 4096] Endgame KRB-KRB} Bc6 39. hxg5 hxg5 40. g4 Bd7 41. Re3 Ra6 42. Bxe7 Bxg4 43. Bd6 (43. Rg3 $142 Ra4 44. Rc3) 43... Be6 44. Kg3 Kf5 45. Rc3 Bd5 46. Kf2 Ra4 47. c6 Rc4 48. Rxc4 bxc4 $19 {KB-KB} 49. c7 Be6 50. Ke3 a6 51. Kd4 $2 {[#]} (51. Kf3 {is more resistant.}) 51... Kg4 $1 {[%cal Rg4f3]} 52. c8=Q (52. Ke4 $19 Kh3 53. Bc5) 52... Bxc8 53. Kxc4 Kf3 {Black mates.} 54. Kd3 g4 55. Kd2 Kf2 56. Bc5+ {[#]} Kf1 $1 57. e6 Bxe6 58. Bd6 Kf2 59. Bc5+ Kf3 60. Ke1 Bc4 61. Bd6 f5 62. Bc7 {Precision: White = 38%, Black = 68%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.6"]
[White "Demchenko, Anton"]
[Black "Nguyen, Anh Dung"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2678"]
[BlackElo "2458"]
[Annotator "TA"]
[PlyCount "173"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,173,8,19,11,41,39,43,41,34,50,48,35,52,45,59,56,58,43,64,65,56,56,105,101,185,177,193,184,181,170,181,172,199,158,215,192,205,198,376,394,394,390,366,371,349,198,190,198,191,179,186,0,0,0,0,0,8,9,8,6,6,1,6,7,5,-140,56,0,8,8,8,8,8,8,8,8,8,8,41,8,8,8,8,8,16,8,17,8,8,8,8,8,8,0,22,8,8,8,8,8,8,8,34,30,28,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,26,8,26,26,26,26,27,27,27,27,27,29,29,30,42,30,60,8,8,8,8,8,8,8,8,8]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Qg3 {B11: Caro-Kann: Two Knights Variation} dxe4 7. Nxe4 Nh6 8. Qb3 {White is slightly better.} Qc7 9. d4 Nf5 10. c3 Nd7 11. g3 O-O-O $146 ({Predecessor:} 11... Nd6 12. Ng5 Be7 13. Bg2 Qa5 {1-0 (44) Bartel,M (2653)-Ruck,R (2563) Katowice 2016}) 12. Bg2 h6 13. Bf4 Qa5 14. O-O g5 15. Bd2 Be7 16. Qc2 Nb6 (16... Ng7 $16) 17. a4 $18 Nc4 18. b4 Qc7 19. Bc1 $1 Nfd6 20. Nc5 Nf5 21. Qe2 Nb6 (21... Bxc5 $16 22. bxc5 Na5) 22. Ne4 Nd5 23. b5 c5 $2 (23... Rhe8 24. Bb2 Kb8) 24. dxc5 Bxc5 25. Nxc5 Qxc5 26. Ba3 Qc7 {[#]} 27. Rfc1 (27. a5 $142 $1 {[%mdl 512]}) 27... Rhg8 28. Qe4 $1 Nf6 29. Qe1 $1 g4 {[#]} 30. a5 $2 (30. h4 $1 $18) 30... gxh3 $1 $11 31. b6 $1 {[%cal Rb6c7]} axb6 32. axb6 Qc4 33. Bxh3 Nxg3 $1 34. fxg3 {Threatens to win with Bb4.} Rd3 $132 {[%mdl 2048] Black has counterplay} 35. Bg2 Rdxg3 36. Rc2 Qc6 $1 {[%cal Rg3g2]} 37. Raa2 (37. Qf1 $11 {was the only way to keep the balance.} R3g4 38. Rb2) 37... Nd5 $2 (37... Qxb6+ $17 38. Kf1 {[#]} Rf3+ $1 {[%mdl 512]} 39. Rf2 Rxf2+ 40. Rxf2 Ng4) 38. Kh1 (38. Bc1 $1 $14) 38... Rxg2 (38... Qc4 $5 39. Qg1 $8 Re3 $11) 39. Rxg2 Nf4 {[%cal Rg8g2]} 40. Qf1 (40. Bc1 Rxg2 41. Ra8+ Kd7 42. Rd8+ Kxd8 43. Qf1 Rf2+ 44. Kg1 Rxf1+ 45. Kxf1 Qg2+ 46. Ke1 Qe2#) 40... Rg4 {[%mdl 64] Pin} 41. Be7 Rxg2 42. Rxg2 Nxg2 43. Qxg2 Qxb6 44. Qd2 Qc6+ 45. Kg1 {[%csl Ge7][%cal Rd2d8]} b6 46. Bh4 h5 47. Bf2 {Black should prevent Qd4.} (47. Qd8+ $6 Kb7 $16) 47... Kb7 48. Qe3 f6 49. Kh2 e5 50. Be1 Qd5 51. Bf2 Qc6 52. Bh4 {Threatening Qe2.} Ka7 53. Bg3 Kb7 54. Qd3 Ka7 55. Kg1 Qa4 56. Bf2 Qc6 57. c4 Kb7 58. Qb3 {next c5 is good for White.} Kc7 59. Qb4 Qe6 60. Kh2 f5 61. Qa4 Kb7 62. Qb5 Kc7 63. Qa6 Qc6 64. Qa7+ Kc8 65. Qf7 (65. Bxb6 Qxc4 66. Qa8+ Kd7 $16) 65... f4 66. Qf5+ ({Less strong is} 66. Qxh5 Qf6 $18) 66... Kb7 67. Qxe5 Qxc4 68. Qxh5 Ka6 69. Qh6 {[%csl Gf2][%cal Rh6b6]} Qc7 70. Qe6 Kb7 71. Qe4+ Qc6 72. Qd4 {Strongly threatening Kh3.} ({Weaker is} 72. Qxf4 b5 $18) 72... Qh6+ 73. Kg2 {Kf3 is the strong threat.} ({Not} 73. Kg1 Qg5+ 74. Kf1 Qb5+ 75. Kg2 Qc6+ 76. Kh3 Qg6 $18) 73... Qc6+ 74. Kh3 f3 (74... Qe6+ {is interesting.} 75. Kh4 Qh6+ 76. Kg4 Qg6+ 77. Kf3 Qh5+) 75. Kg3 Ka6 76. Qg7 Qd6+ 77. Kxf3 Qd5+ 78. Kg3 Qd6+ 79. Kg2 {Hoping for Qc3.} Qd5+ 80. Kh2 Qd6+ 81. Bg3 Qc6 82. Qh7 Qe6 83. Qc7 (83. Qd3+ $14 b5 84. Bf4) 83... Qe2+ {The position is equal.} 84. Kg1 {Black must now prevent Qc8+.} Qd1+ 85. Kf2 {And now Qc4+ would win.} Qd2+ 86. Kf1 {aiming for Qc4+.} Qd3+ 87. Ke1 {Accuracy: White = 59%, Black = 60%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.7"]
[White "Nguyen, Ngoc Truong Son"]
[Black "Laylo, Darwin"]
[Result "1-0"]
[ECO "D96"]
[WhiteElo "2647"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,87,24,16,70,46,43,49,58,51,58,57,56,37,60,20,87,87,83,79,104,97,125,118,120,118,121,125,115,121,121,114,158,157,155,155,162,162,160,155,235,231,228,225,237,239,241,239,243,237,223,222,251,251,314,273,274,266,266,266,321,266,410,381,389,306,491,473,474,469,548,522,502,446]} 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. d4 g6 5. cxd5 cxd5 6. Bf4 Bg7 7. e3 O-O 8. Be2 Nc6 9. h3 Nd7 $146 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} (9... Qb6 $11) ({Predecessor:} 9... a6 10. O-O Bf5 11. Rc1 Rc8 12. Qb3 b5 13. Ne5 Nxe5 14. Bxe5 Ne4 15. Nxe4 Bxe4 16. Bxg7 Kxg7 17. Rc5 e5 18. Rfc1 Rxc5 19. dxc5 {1-0 (39) Carlsen,M (2834)-Yanchenko,R (2436) chess.com INT 2018}) 10. Nxd5 {aiming for Bc7.} Qa5+ 11. Nc3 e5 {White is slightly better.} 12. dxe5 Ndxe5 13. Nxe5 Nxe5 14. O-O $36 {[%mdl 2048] White is more active.} Be6 15. Qa4 Nc4 (15... Qxa4 $11 16. Nxa4 Rfc8) 16. Qxa5 $16 Nxa5 17. Rac1 Rfc8 18. Bf3 Rc4 19. Nd5 Bxb2 20. Rxc4 Nxc4 21. Nc7 Rd8 22. Nxe6 fxe6 23. Bxb7 e5 24. Bg5 Rd6 25. Rb1 {Strongly threatening e4.} Kg7 26. Bf3 Rd2 27. Rd1 a5 (27... Rxd1+ $16 28. Bxd1 Nd6) 28. Rxd2 $18 Nxd2 {[%mdl 4096] Endgame KBB-KBN} 29. Bd5 Nb1 30. Bd8 Nc3 31. Bc4 a4 32. Kf1 Ne4 {[#] White must now prevent ...Nd2+.} 33. Ke2 h6 34. Be7 g5 35. f3 Ng3+ 36. Kd3 Nf5 37. Bc5 Nh4 38. Kc2 Ba1 (38... a3 $142 39. Bf1 Nf5) 39. Bf1 Kf6 40. a3 Kf5 $2 {[#]} (40... e4 41. fxe4 Be5) 41. g4+ {White is clearly winning.} Kf6 42. Be2 Ng2 43. Kd2 Nh4 44. Bd1 {Accuracy: White = 91%, Black = 41%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.8"]
[White "Bulmaga, Irina"]
[Black "Predke, Alexandr"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2424"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,107,18,37,20,20,22,25,14,31,23,30,23,26,8,12,12,14,-11,26,29,44,0,0,0,0,-12,-12,-26,-14,-20,0,0,0,0,0,0,0,-27,-27,-27,-27,-27,-27,-26,6,8,395,387,386,37,37,37,37,38,37,37,37,35,35,35,84,53,217,217,201,16,16,16,16,16,16,12,13,16,16,17,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 a6 6. O-O d6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 (7... O-O 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ba7 11. Nbd2 Nh7 12. h3 h5 13. d4 h4 14. Bh2 g4 15. hxg4 Bxg4 16. dxe5 dxe5 {1-0 (45) Duda,J (2738)-Kramnik,V (2777) Wijk aan Zee 2019}) 8. Re1 O-O 9. h3 {White has an edge.} Be6 10. Nbd2 h6 11. Bxe6 fxe6 12. Nc4 a5 13. Be3 Bxe3 14. Nxe3 $146 ({Predecessor:} 14. Rxe3) 14... d5 15. exd5 exd5 16. d4 e4 17. Ne5 Qd6 18. Nf5 Qe6 19. Nxc6 bxc6 20. Ne3 Qd6 21. c4 Rab8 22. b3 Nh7 23. Rc1 Ng5 24. Qh5 Rxb3 25. cxd5 $1 cxd5 26. h4 Ne6 {next ...Nf4 is good for Black.} 27. Nxd5 Nxd4 (27... Rb2 $5 {[%cal Rf8f2]} 28. Rc6 Nf4 29. Rxd6 Nxh5 30. Ne7+ Kh7 $15) 28. Rxe4 Nf5 $2 {[%mdl 8192] [#]} (28... Rd3 $1 $11) 29. Rd1 $1 $18 Kh7 30. Ne7 $2 (30. Nf4 $18 g6 31. Qg4 (31. Rxd6 gxh5 32. Rd7+ Kg8 $18)) 30... Qf6 $14 31. Qxf5+ Qxf5 32. Nxf5 Rxf5 {[%mdl 4096] Endgame KRR-KRR} 33. Rd7 {Rg4 is the strong threat.} Rb1+ 34. Kh2 {Strongly threatening Rg4.} Rb4 35. Ree7 Rg4 36. f3 Rg6 $2 (36... Rxh4+ $14 37. Kg3 Rxa4) 37. Rxc7 $18 Rf4 {[#]} 38. Re4 $2 ({Only move:} 38. Kh3 $1 $18) 38... Rxe4 $11 {The position is equal.} 39. fxe4 {KR-KR} Rg4 $1 {[%cal Rg4h4]} 40. Re7 Rxh4+ 41. Kg3 Rh5 42. Kf4 Rh4+ 43. Kf3 Rh5 $1 44. Kf4 Rh4+ 45. g4 h5 46. Kg5 Rxg4+ 47. Kxh5 Rg1 48. Re5 g6+ 49. Kh4 Kh6 50. Rxa5 g5+ 51. Kh3 Kh5 52. Ra8 {And now a5 would win.} Re1 53. Rh8+ Kg6 {Threatens to win with ...Rh1+.} 54. Rg8+ {Accuracy: White = 52%, Black = 63%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.9"]
[White "Wen, Yang"]
[Black "Mendonca, Leon Luke"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2599"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "198"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,198,17,8,31,23,42,46,47,26,54,51,66,52,74,75,88,101,90,91,104,104,92,98,121,115,117,63,99,76,75,78,64,64,101,45,166,166,168,166,168,162,157,14,10,15,0,0,38,27,83,91,81,14,99,0,0,5,25,20,24,19,25,29,36,0,85,85,171,85,85,85,85,11,85,54,85,85,85,54,85,85,85,85,85,14,92,56,85,62,95,20,102,92,89,35,83,56,82,8,29,28,51,0,37,0,75,0,0,0,35,40,77,0,29,24,40,31,76,8,29,0,89,90,91,92,95,43,43,14,32,31,35,15,65,33,28,0,64,64,64,14,64,29,67,0,35,0,43,0,99,100,114,0,90,81,81,65,65,65,81,87,88,71,73,18,81,65,65,65,65,65,65,65,65,65,73,9,50,17,17,17,17]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 b5 9. Nd5 {B91: Sicilian Najdorf: 6 g3} Nbd7 10. Nec3 {LiveBook: 25 Games} Nxd5 (10... Nb6 11. Nxf6+ Bxf6 12. O-O O-O 13. b3 b4 14. Nd5 Nxd5 15. Qxd5 Be6 16. Qd3 Qc7 {0-1 (57) Giri,A (2782)-Vachier Lagrave,M (2789) Leuven 2018}) 11. Nxd5 {White is slightly better.} Nb6 $146 ({Predecessor:} 11... Nf6 12. Nxe7 Qxe7 13. O-O Bb7 14. Qd3 O-O 15. Rd1 Rfd8 16. Bg5 Bc6 {1-0 (45) Vidit,S (2673)-Karavade,E (2418) Moscow 2017}) 12. Nxe7 Qxe7 13. b3 O-O 14. Be3 Qc7 15. O-O a5 16. Qd3 Ba6 {White should prevent ...b4.} 17. Rfd1 Rfd8 18. Rac1 Nc8 {[%cal Bb6c8,Bc8e7,Be7c6,Bc6a5,Ba5c4][%mdl 32]} 19. h4 Ne7 20. c4 bxc4 21. bxc4 Nc6 22. a3 (22. Qa3 $16) 22... a4 23. Qc2 Na5 24. Qxa4 Nxc4 25. Rc3 Rdc8 26. Rdc1 (26. Bh3 $16 Qc6 27. Qxc6 Rxc6 28. Rdc1) 26... Qc6 (26... Qa5 $14 27. Qxa5 Nxa5) 27. Qb3 $1 $18 Rab8 28. Qa2 $1 Qa4 29. Bh3 Rc7 30. Rb1 (30. Bg4 $1 $16) 30... Rxb1+ 31. Qxb1 {Threatens to win with Qb8+.} Rb7 $36 {[%mdl 2048] Black has good play.} 32. Qd3 Qc6 33. Bc1 Kf8 (33... h6 $11) 34. Qf3 $16 {Hoping for Qf5.} Kg8 35. Kh2 (35. Qg4 $16 {Black must now prevent Qc8+.} Rc7 36. Bf1) 35... Rb8 {[#]} (35... Qb6 $11) 36. Rb3 (36. h5 $1 $16) 36... Rxb3 $11 37. Qxb3 Qb5 (37... Bb7 {seems wilder.} 38. Bg2 Kf8 39. f3 Ke7 40. Bf1 Na5) 38. Qc2 Kf8 39. Bf1 Ke7 40. Bg5+ Ke8 41. Bd2 Qc6 (41... Qb6 $11 42. Bg5 h6) 42. Bb4 $16 Bb5 {[#]} (42... Ke7 $16 {was necessary.}) 43. Bd3 (43. a4 $1 $18 {[%cal Ra4b5][%mdl 512]} Ba6 (43... Bxa4 44. Qxc4) 44. Bxd6) 43... Ke7 44. Qe2 h6 45. Qc2 (45. a4 $16 Ba6 46. f4) 45... Kd7 (45... Nb6 $11) 46. Kg1 Ke7 47. Qc3 Kd7 48. Qb3 Ke7 49. Qd1 Ke8 50. Qe2 Ke7 51. Qc2 (51. Kh2 $16) 51... Kd7 (51... Nb6 $11) 52. Bf1 Ke7 53. Qd1 Ba6 54. Qg4 ({White should play} 54. h5 $16) 54... Kf8 (54... Bb7 $11) 55. Qe2 Ke8 56. Kh2 (56. Qc2 $16) 56... Bb5 57. Qc2 Kd7 58. Bg2 (58. Bd3 $16) 58... Ke7 59. Qc3 Ke8 60. Qf3 (60. Bf1 $14) 60... Kf8 61. h5 Ba6 (61... Nb2 $11 {keeps the balance.}) 62. Qf5 (62. Qd3 $16) 62... Kg8 $11 63. Qg4 Kf8 64. Qd1 Ke7 65. Qb3 (65. Bf1 $16) 65... Bb5 66. Qc3 Ke8 67. Qc2 Kd7 68. Kg1 ({Better is} 68. Bf1 $16) 68... Ke7 69. Bf1 Kd7 (69... Nb6 $11 {remains equal.} 70. Qxc6 Bxc6) 70. Bd3 Ke7 71. Qd1 Ke8 72. Bc2 (72. Kh2 $16) 72... Ke7 73. Bb3 Ba6 74. Qf3 Kf8 75. Kh2 Bb5 76. Qf5 Kg8 77. Qf3 Kf8 78. Qd3 Ke7 79. Qc2 (79. a4 $5 {[%cal Ra4b5]} Ba6 80. Qc2 $16) 79... Kd7 80. Kg1 Ke7 81. Qd1 Ba6 82. Bc2 Bb5 83. Bd3 Ba6 (83... Ke8 $1 $11) 84. Bf1 $16 Bb5 85. Qc2 Kd7 86. a4 Ba6 87. Be1 Ke7 88. Bd3 Ke8 89. Qb3 Qc7 90. Qb4 Ke7 91. Bf1 (91. Bc3 $16) 91... Ke8 (91... Qc6 $1 $11) 92. f3 Ke7 93. Bf2 Ke8 94. Bd3 Ke7 95. a5 Ke8 96. Kh2 Ke7 97. Bb6 ({White should try} 97. Bf1 $16) 97... Qc6 98. Bf1 Ne3 99. Bxe3 Bxf1 {Precision: White = 41%, Black = 37%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.10"]
[White "Popov, Ivan"]
[Black "Tu, Hoang Thong"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2581"]
[BlackElo "2416"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,95,25,21,27,28,21,22,24,86,83,81,87,103,93,101,91,135,137,143,134,185,160,224,225,242,254,279,275,272,281,273,277,310,305,306,292,300,295,309,304,356,347,360,354,382,373,383,379,356,368,395,317,640,639,627,603,790,773,949,959,1144,1079,1505,1456,6693,6075,29958,11806,29968,29975,29971,12241,2449,2302]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e5 7. Nb3 Be7 8. Be3 a5 9. Bb5 O-O 10. Qd2 Na7 {B56: Classical Sicilian: Unusual Lines} 11. Bxa7 Rxa7 12. O-O-O Be6 {LiveBook: 7 Games. White has an edge.} 13. Qe3 (13. Kb1 Ra8 14. g4 Rc8 15. h4 Nd7 16. Nd5 Bxd5 17. Qxd5 Nb6 18. Qd3 {0-1 (46) So,W (2780)-Vidit,S (2718) chess.com INT 2018}) 13... Ra8 14. Kb1 Qc7 15. Rd2 Nd7 $146 (15... h6 $11 {keeps the balance.}) ({Predecessor:} 15... Rfd8 16. Rhd1 Rac8 17. a3 b6 18. g4 Nd7 19. g5 Nf8 20. f4 {1-0 (20) Ivanauskas,R (2246)-Chan,A ICCF email 2015}) 16. Bxd7 $16 Qxd7 {[#]} 17. Nc5 $1 {[%cal Rc5d7]} Qc6 18. Nxe6 fxe6 {[#]} 19. a4 $1 Rfc8 20. Nb5 Qc4 21. b3 $36 {[%mdl 2048] Keeping Black busy.} Qb4 (21... Qc6 $16 {keeps fighting.}) 22. Kb2 $18 d5 (22... Ra6 $16 {is a better defense.} 23. Rhd1 d5) 23. exd5 Bc5 24. Qd3 exd5 25. Qxd5+ Kh8 {Black hopes to continue with ...Bd4+.} 26. Rhd1 h6 27. Qxe5 Be7 {Hoping for ...Bf6.} 28. c3 Qh4 29. g3 Bf6 30. Qf5 ({Much less strong is} 30. gxh4 $6 Bxe5 31. Kc2 b6 $18) 30... Qg5 31. Qxg5 Bxg5 32. Rd7 Re8 33. f4 ({Don't do} 33. Rxb7 Re2+ 34. Kb1 Bf6 $18) 33... Bf6 34. Nc7 Re2+ 35. R1d2 Rxd2+ 36. Rxd2 {[%mdl 4096] Endgame KRB-KRN} Rc8 37. Rd7 Kh7 $2 (37... Rd8 38. Rxd8+ Bxd8) 38. Nd5 Kg6 39. Nxf6 gxf6 40. Rxb7 {KR-KR} Re8 41. b4 Re2+ 42. Kb3 axb4 43. cxb4 {[%cal Bc3b4,Bb4b5][%mdl 32]} Rxh2 44. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Rh3 45. b5 Rxg3+ 46. Kb4 Rg4 47. a6 Rxf4+ 48. Kc5 {Precision: White = 95%, Black = 33%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.11"]
[White "Nitin, S.."]
[Black "Tran, Tuan Minh"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2408"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,0,11,4,16,14,0,0,0,-6,8,0,15,0,8,0,0,0,7,-3,-8,-9,-3,-11,-11,-11,-6,-18,-15,-46,-20,-20,-31,-83,-33,-52,-63,-53,-52,-81,-82,-137,-78,-78,-40,-105,-105,-150,-154,-153,-147,-228,-224,-282,-276,-515,-529,-516,-527,-518,-527,-566,-553]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 g6 6. Be2 {B53: Sicilian: 2...d6: Lines with Qxd4} Bg7 7. O-O Nf6 8. h3 {The position is equal.} (8. Rd1 Be6 9. h3 O-O 10. Nc3 Qc7 11. a3 Rac8 12. Rb1 a6 {½-½ (84) Demchenko,A (2679)-Sarana,A (2630) chess.com INT 2019}) 8... O-O 9. Rd1 Nd7 10. Nc3 b6 11. b3 Bb7 12. Bb2 Rc8 13. a3 $146 a6 14. Rd2 b5 15. Nd1 Qb6 16. Bxg7 Kxg7 17. Qxb6 Nxb6 18. Ne3 Nb8 {[%cal Bc6b8,Bb8d7,Bd7c5][%mdl 32]} 19. Rd4 N8d7 20. Nd2 Nc5 21. Bg4 (21. a4 $15) 21... Rcd8 22. Rb4 Bc6 {...a5 is the strong threat.} 23. a4 Ra8 24. a5 Nc8 25. Be2 (25. Bxc8 $142 Raxc8 26. f3) 25... e5 (25... Na7 $142 26. c4 e6) 26. c4 $17 {[%cal Rc4b5]} Ne7 27. cxb5 ({Better is} 27. Nd5 $15 Bxd5 28. exd5) 27... axb5 28. Rxb5 Bxb5 29. Bxb5 Rfb8 30. Bc4 {[#]} (30. Bf1 $17) 30... Nc6 $1 $19 31. Nd5 Nxa5 32. b4 $2 (32. f3) 32... Nxc4 {Black is clearly winning.} 33. Rxa8 Rxa8 34. Nxc4 Nxe4 35. b5 Rc8 {Accuracy: White = 26%, Black = 74%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.12"]
[White "Saravana, Krishnan P."]
[Black "Chanda, Sandipan"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2352"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,72,25,28,30,29,22,21,12,15,11,21,14,24,35,14,0,10,10,20,4,9,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16,8,0,26,0,0,0,6,0,32,35,75,14,37,45,42,0,8,0,28]} 1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 c6 6. Bd3 Be6 7. Nge2 {A80: Dutch Defence: Unusual White second moves} (7. Qf3 g6 8. Nge2 Nd7 9. O-O-O Qc7 10. h3 O-O-O 11. g4 fxg4 12. hxg4 Be7 13. Nf4 Bf7 14. Rh6 Nf8 15. Rdh1 Kb8 16. Nce2 Bd6 {½-½ (34) Grischuk,A (2785)-Svidler,P (2746) Riga 2013}) 7... g6 8. h4 h5 9. Qd2 Nd7 10. Nf4 Bf7 11. Nce2 Bd6 12. b3 $146 ({Predecessor:} 12. f3 Qe7 13. c3 {0-1 (37) Laurenti,S (1823)-Bonafede,A (2107) Porto San Giorgio 2004}) 12... Qe7 13. Kf1 Ne5 14. dxe5 fxe5 15. Nh3 e4 16. Ng5 ({Don't play} 16. Qc3 O-O $17) 16... Be5 17. Rc1 Bf6 18. Nxf7 Kxf7 19. g3 Rad8 20. Kg2 exd3 21. cxd3 d4 22. exd4 Bxd4 23. Rhe1 Qd6 24. Nf4 Be5 25. Nh3 Bf6 26. Re3 Rhe8 27. Rce1 Rxe3 28. Rxe3 c5 29. Qe2 Qc6+ 30. Kh2 Re8 31. Qd2 b5 32. Rxe8 Qxe8 {[#]} 33. Qh6 ({Better is} 33. Qa5 $1 $16) 33... Qf8 34. Qf4 Qd8 35. Qh6 {aiming for Qh7+.} Qf8 36. Qf4 Qd8 {Accuracy: White = 52%, Black = 83%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.13"]
[White "Gukesh D"]
[Black "Zou, Chen"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2529"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,105,41,42,58,60,84,83,72,63,81,63,63,45,43,29,76,88,110,97,117,113,136,123,123,145,187,7,8,8,7,9,75,70,76,81,121,121,141,134,138,131,143,124,470,468,586,581,680,679,670,666,634,408,758,721,699,413,721,721,721,721,714,714,531,487,1907,1881,1600,1518,979,851,6923,6287,6111,5962,4602,1739,29979,29978,29979,29980,29980,29980,29981,29982,29990,29991,29991,29992]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 Nbd7 7. Nc3 e5 8. Qc2 Re8 9. Rd1 c6 10. e4 Qa5 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} (10... a5 11. b3 exd4 12. Nxd4 Nc5 13. Bf4 Ng4 14. h3 Ne5 15. Be3 Qe7 16. f4 Ned7 17. Re1 Na6 18. a3 Ndc5 19. Bf2 {1-0 (61) Bologan,V (2732)-Radjabov,T (2788) Astana 2012}) 11. h3 b5 12. cxb5 cxb5 {White is better.} 13. a4 $146 ({Predecessor:} 13. Qb3 Rb8 14. dxe5 dxe5 15. Ng5 Rf8 16. Be3 h6 17. Nf3 a6 18. Ne1 Re8 19. Rac1 Nb6 20. Nd5 Nfxd5 21. exd5 Bb7 22. Nd3 Nc4 {½-½ (22) Masic,L-Minic,D Novi Travnik 1969}) 13... bxa4 14. Rxa4 Qc7 15. Qe2 Nb6 16. Nb5 Qe7 17. Ra3 exd4 18. Nfxd4 Bb7 {[%cal Rf6e4]} 19. Bf4 Nxe4 20. Re3 $1 {Strongly threatening Bxe4.} d5 {[#]} 21. Nc7 $1 Qb4 22. Nc2 $2 (22. Nxa8 Bxd4 23. Nxb6 Bxe3 $11) (22. Qb5 $18 Bf8 23. Nxe8 (23. Nxa8 Rxa8 24. Qxb4 Bxb4 $16) 23... Qxb5 24. Nxb5 Rxe8 25. Nxa7) 22... Qxb2 $11 23. Nxe8 Rxe8 24. Na3 Qb4 {[#]} (24... Bc6 $11 {keeps the balance.}) 25. Qb5 $1 $36 {[%cal Rb5b4][%mdl 2048] White has good play.} Qxb5 26. Nxb5 Nc4 27. Ree1 Nb2 28. Rb1 Rd8 29. Nxa7 {Hoping for Re2.} Ra8 30. Be3 {Re2 is the strong threat.} d4 $2 {[%mdl 8192]} (30... Nd3 $16 {is a better chance.}) 31. Bf4 $18 f5 32. Rxb2 Rxa7 33. Bb8 d3 34. Rbb1 d2 35. Rf1 ({Less strong is} 35. Bxa7 dxe1=Q+ 36. Rxe1 Kf7 $18) 35... Bd4 (35... Ra3 $142 36. Rxb7 Rd3) 36. Bxa7 Bxa7 37. Rbd1 ({Not} 37. Rxb7 Bxf2+ 38. Kh2 Bxg3+ 39. Kh1 (39. Kg1 Bf2+ 40. Kh2 Bg3+ 41. Kh1 d1=Q $16) 39... d1=Q $16) 37... Ba6 (37... Bb6 $142 38. Bxe4 fxe4 39. Rxd2 e3) 38. Bxe4 fxe4 39. Rxd2 Bxf1 40. Kxf1 {[%mdl 4096] Endgame KR-KB} Bc5 41. Re2 e3 (41... Kf7 $142 42. Rxe4 Bf8) 42. fxe3 Kf7 43. Kg2 Kf6 44. Kf3 Ke5 45. Rb2 Bf8 46. Rb5+ Kf6 47. Ke4 h5 48. Rb6+ {White mates.} Kf7 49. Kd5 Bh6 50. e4 Be3 51. Rb7+ Kf6 52. e5+ Kg5 53. e6 {Accuracy: White = 73%, Black = 22%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.14"]
[White "Nasanjargal, Urtnasan"]
[Black "Xu, Minghui"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2503"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,95,16,12,3,18,14,0,19,17,20,16,32,31,25,33,31,35,35,21,10,21,21,16,15,9,11,4,12,10,15,9,10,0,0,0,0,0,3,0,39,32,100,102,100,98,95,89,165,175,171,171,171,171,186,166,173,168,213,170,225,231,250,247,228,240,297,299,274,271,495,485,580,551,566,537,529,579,29966,218]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 c6 9. Rd1 b6 10. b3 a5 {E11: Bogo-Indian} 11. Bc3 Bb7 12. Nbd2 c5 {The position is equal.} 13. Ne5 cxd4 14. Bxd4 {[#]} Bc5 $146 ({Predecessor:} 14... Nxe5 15. Bxe5 Qc8 16. Rac1 dxc4 17. Bxf6 Bxf6 18. Qxc4 Bxg2 19. Kxg2 {1-0 (56) Giri,A (2773)-Topalov,V (2798) Stavanger 2015}) 15. Qb2 Bxd4 16. Qxd4 Nxe5 17. Qxe5 Qb8 18. Qd4 dxc4 19. Bxb7 Qxb7 20. Nxc4 b5 21. Nd6 Qa6 22. Rac1 Rfd8 {[#] aiming for ...Ne8.} 23. e4 b4 24. Rc4 Rd7 25. Rd2 h6 26. e5 Nd5 27. Qg4 Rad8 28. Qh5 Kf8 29. Rd3 Rxd6 (29... Kg8 $14) 30. exd6 $16 Qxd6 31. Rf3 {[%csl Gf3][%cal Rh5f7]} Qd7 32. Qe5 $40 {[%mdl 128] White is out for blood.} Qd6 (32... Kg8 $16) 33. Qxd6+ $18 Rxd6 {[%mdl 4096] Endgame [#] KRR-KRN} 34. Rc8+ $1 Ke7 35. Ra8 {Threatens to win with Ra7+.} f5 36. Rxa5 Rc6 37. Rd3 Rc2 38. Rd1 Kf6 (38... Nc3 $142 39. Ra7+ Kf6) 39. Ra6 Nc3 40. Re1 Ne4 41. h4 Kf7 42. f3 Nxg3 43. Rexe6 ({Weaker is} 43. Raxe6 Rxa2 44. Re7+ Kg8 $16) 43... f4 $2 (43... Rxa2 {was worth a try.} 44. Rf6+ Ke7 45. Rxh6 Rxa6 46. Rxa6 Ne2+ 47. Kf2 Nf4) 44. Rec6 Rb2 45. Ra7+ Kg8 46. Rcc7 Nf5 47. h5 Kh8 48. Ra8+ $2 {Accuracy: White = 76%, Black = 41%.} (48. Rc8+ {mates} Kh7 49. Raa8 g5 50. Ra7+ Ng7 51. Rcc7 Rb1+ 52. Kg2 Re1 53. Rxg7+ Kh8 54. Rh7+ Kg8 55. Rxh6) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.15"]
[White "Wang, Shixu B"]
[Black "Nguyen, Anh Khoi"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2362"]
[BlackElo "2484"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,53,56,47,45,36,34,43,35,45,55,79,85,96,66,80,64,83,67,94,58,65,20,16,25,36,16,29,-20,-9,-22,-7,-20,-18,-19,-25,-20]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 h6 8. Be3 e6 9. Qd2 exd5 10. exd5 Kh7 11. h4 {E74: King's Indian: Averbakh Variation: 6...c5} (11. h3 Re8 12. Bd3 b5 13. Nxb5 Ne4 14. Bxe4 Rxe4 15. Rc1 a6 16. Nc3 Rxc4 17. a3 Nd7 18. Nf3 a5 19. O-O Qb6 20. Qc2 Rb8 {½-½ (38) Ponomariov,R (2723)-Grischuk,A (2752) Beijing 2011}) 11... Ng4 12. Bf4 Re8 13. Kf1 {White is slightly better.} Ne5 $146 ({Predecessor:} 13... a6 14. Bxg4 Bxg4 15. f3 Bc8 16. Ne4 Bf8 17. Bg5 Be7 18. Bxh6 Bf5 {1-0 (47) Toncheva,N (1802)-Goraj,B (1711) Mamaia 2017}) 14. Nf3 Nbd7 15. h5 {Strongly threatening Bxh6!} g5 {[#]} 16. Nxg5+ $1 hxg5 17. Bxg5 f6 18. Qc2+ {[%mdl 1024] White has strong compensation.} Kh8 19. h6 Bf8 20. Bh4 Be7 $1 21. f4 f5 22. Bxe7 ({Don't play} 22. fxe5 Bxh4 23. e6 Ne5 $15) 22... Qxe7 23. fxe5 Nxe5 24. Kg1 Bd7 25. Qd2 Rg8 26. Rf1 Rg3 27. Rh2 {Accuracy: White = 55%, Black = 69%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.16"]
[White "Nguyen, Duc Hoa"]
[Black "Rohith, Krishna S"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2450"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,111,23,22,28,36,20,28,22,26,27,43,38,43,29,25,0,29,34,32,33,38,27,18,22,25,14,50,23,37,28,33,19,6,0,41,39,44,0,0,0,45,24,24,24,24,24,24,24,24,25,38,38,38,38,37,33,37,10,10,10,14,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Qc2 b6 {E06: Closed Catalan: Early deviations} (6... c5 7. dxc5 Qa5+ 8. Nc3 dxc4 9. O-O Nc6 10. Bg5 Qxc5 11. Bxf6 gxf6 12. Rfd1 f5 13. e4 Bf6 14. Rab1 Nb4 15. Qe2 Nd3 16. Ne1 Nxe1 17. Rxe1 {½-½ (40) Matlakov,M (2683)-Bacrot,E (2678) Bastia 2018}) 7. cxd5 exd5 {LiveBook: 16 Games} 8. Bf4 Bd6 $146 {White has an edge.} ({Predecessor:} 8... c5 9. O-O Bb7 10. Nc3 Nbd7 11. Rad1 c4 12. Nd2 Rc8 13. Nb5 a6 14. Nd6 Bxd6 15. Bxd6 Re8 16. Rfe1 b5 17. Bh3 Rc6 18. Bf4 Nf8 {0-1 (48) Goroshilov,V (2074)-Reshetnikov,A (2447) Moscow 2010}) 9. Bxd6 Qxd6 10. O-O Bb7 11. Nc3 Na6 12. Rfd1 Qe7 13. Ng5 {[%cal Bf3g5,Bg5h3,Bh3f4][%mdl 32]} h6 14. Nh3 Rfe8 15. Nf4 c6 16. Rac1 Nc7 17. Re1 Ne6 18. Nxe6 Qxe6 19. b4 Ne4 20. e3 Nd6 21. Qb1 Rac8 22. e4 dxe4 23. Nxe4 Nxe4 24. Rxe4 Qd7 25. Rce1 {[#] Black must now prevent Bh3!} Rxe4 26. Qxe4 Ba8 27. Qf4 Bb7 28. Qh4 Re8 29. Rxe8+ Qxe8 30. Qe4 Qxe4 31. Bxe4 $11 {[%mdl 4096] Endgame KB-KB} a6 32. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} b5 33. a5 Kf8 34. Kg2 Ke7 35. Kf3 Kd6 {The position is equal.} 36. Kf4 Bc8 37. h4 g6 38. g4 Be6 39. f3 Bd5 40. g5 h5 41. Bc2 Be6 42. Ke3 Bd5 43. Bd1 Be6 44. f4 Bf5 45. Bb3 Be6 46. Bc2 Bf5 47. Be4 Be6 48. Bf3 Bd5 {[#] Threatens to win with ...Bxf3.} 49. Be2 {f5! is the strong threat.} Be6 50. Bd1 Bf5 51. Bf3 Be6 52. Bg2 Bd5 53. Be4 {Hoping for f5.} Be6 54. Bc2 Bf5 55. Bb3 Be6 56. Bc2 {Precision: White = 66%, Black = 73%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.17"]
[White "Liu, Guanchu"]
[Black "Le, Minh Hoang"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2445"]
[BlackElo "2299"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,97,18,9,14,27,25,31,34,51,57,68,58,72,64,52,56,65,60,63,67,108,84,95,88,118,113,139,135,135,150,158,155,189,189,179,177,197,193,210,206,210,201,212,200,231,216,224,228,310,327,402,364,494,475,470,464,463,450,446,439,595,346,237,0,627,554,595,645,637,626,558,629,604,568,766,645,1146,1030,1433,1404,29981,29982,29982,29983,29983,29984]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O Nd7 7. Nbd2 c5 8. c4 {B12: Caro-Kann: Advance Variation} (8. c3 Nc6 9. Nb3 c4 10. Nbd2 b5 11. Re1 b4 12. Nf1 Be7 13. Ng3 Bg6 14. Be3 O-O 15. h4 Bxh4 16. Nxh4 Qxh4 17. cxb4 Nxb4 {1-0 (35) Vachier Lagrave,M (2789)-Mamedyarov,S (2808) Paris 2018}) 8... Nc6 9. cxd5 exd5 10. dxc5 {White is slightly better.} Nxc5 11. Nb3 Be7 12. Be3 Ne6 $146 ({Predecessor:} 12... Nxb3 13. Qxb3 Qd7 14. Rad1 Be6 15. Nd4 O-O 16. Nxe6 fxe6 {½-½ (54) Balshaw,A (2311)-Morley,P (2345) ICCF email 2012}) 13. Nfd4 $36 {[%mdl 2048] White fights for an advantage.} Nexd4 14. Nxd4 Nxd4 15. Qxd4 O-O 16. Rad1 Qc7 17. Qxd5 Rfd8 18. Rc1 Qb8 19. Qa5 Be4 20. Qc7 Qxc7 21. Rxc7 Kf8 22. Rfc1 Bc6 23. Bf3 Bxf3 24. gxf3 b6 25. f4 Ke8 26. Rb7 {Threatens to win with Rcc7.} Rd7 27. Rcc7 Rxc7 28. Rxc7 $18 {[%mdl 4096] Endgame KRB-KRB} g6 29. b3 a5 30. Bxb6 a4 31. Ra7 Rxa7 32. Bxa7 axb3 33. axb3 {KB-KB} Kd7 34. Kf1 Kc6 35. Ke2 Kd5 36. Kd3 Bb4 37. Ke3 Ba3 38. Kd3 $2 {[#]} (38. Kd2) 38... Bb4 39. Be3 Be1 40. f3 Bb4 41. Bd2 Bc5 42. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Be7 43. h3 h6 44. Be1 Bd8 45. Bf2 Be7 46. b5 Bc5 47. Bxc5 {White mates.} Kxc5 48. Ke4 Kxb5 49. Kd5 {Accuracy: White = 86%, Black = 26%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.18"]
[White "Kulkarni, Rakesh"]
[Black "Chen, Qi B"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2298"]
[BlackElo "2443"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,51,22,31,-22,16,16,22,16,35,32,39,13,37,41,46,36,95,93,105,109,152,141,140,35,68,38,115,106,101,117,110,98,165,164,164,166,219,220]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 d5 8. exd5 Nxd5 9. Ne4 {B81: Sicilian Scheveningen: Keres Attack} ({White should try} 9. Bd2 $14) 9... Nf6 $146 ({Predecessor:} 9... Qc7 10. c3 Be7 11. Qf3 Bd7 12. Bg2 Nc6 13. Ne2 Ne5 14. Qg3 Bb5 15. Nd4 Nd3+ 16. Kf1 Nxc1+ 17. Nxb5 Qc4+ 18. Kg1 Ne2+ 19. Kh2 {0-1 (19) Rombaldoni,A (2453)-Vocaturo,D (2581) Hoogeveen 2010}) 10. Nxf6+ Qxf6 11. Bg2 {The position is equal.} Bc5 12. Be3 O-O 13. c3 Rd8 {White must now prevent ...e5.} 14. Qf3 Qxf3 15. Bxf3 Nd7 ({Black should play} 15... e5 $14 16. Nb3 Bxe3 17. fxe3 Ra7) 16. O-O-O $1 $16 Ne5 {Strongly threatening ...Bxd4.} 17. Nc6 Bxe3+ 18. fxe3 {[%cal Rd1d8]} Nxc6 19. Bxc6 $40 {[%mdl 128] Black needs to defend precisely.} (19. Rxd8+ $16 Nxd8 20. Rd1) 19... Rf8 $14 20. Bg2 Re8 (20... Ra7 $14) 21. Rd6 $16 Kf8 22. Rhd1 Rb8 23. c4 Ke7 {[#]} (23... e5 $16 {was worth a try.}) 24. c5 $1 $18 {White is clearly better.} a5 25. Rb6 Rd8 {[#]} (25... Ra8 $142 26. Bxb7 Ra7) 26. c6 $1 {Accuracy: White = 60%, Black = 37%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.19"]
[White "Fenil, Shah"]
[Black "Pichot, Alan"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2360"]
[BlackElo "2584"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,59,10,27,24,15,16,28,3,50,24,33,30,16,20,41,11,11,11,11,11,11,15,18,11,11,11,11,11,11,12,11,5,5,5,38,0,0,0,48,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. a4 a6 {C50: Hungarian Defence and Giuoco Pianissimo} 7. c3 Ba7 (7... O-O 8. Re1 a5 9. h3 h6 10. Nbd2 Be6 11. Bb5 Na7 12. d4 Nxb5 13. axb5 exd4 14. Nxd4 Re8 15. Nf1 Bc4 16. Ng3 d5 17. e5 Ne4 18. Nxe4 dxe4 19. Rxe4 Qd5 20. Qf3 Bxd4 21. cxd4 Re6 22. Rf4 {½-½ (22) Giri,A (2783)-Anand,V (2773) Wijk aan Zee 2019}) 8. Re1 h6 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3,Bg3f5][%mdl 32]} O-O 10. h3 Ne7 {LiveBook: 55 Games} 11. Nf1 Ng6 12. Ng3 c6 13. d4 {[#]} Re8 $146 ({Predecessor:} 13... exd4 14. Nxd4 Nxe4 15. Nxe4 d5 {½-½ (28) Yudin,S (2524)-Lysyj,I (2643) Khanty-Mansiysk 2016}) 14. dxe5 dxe5 15. Qxd8 Rxd8 16. a5 Ne8 17. Nf5 Nd6 18. Nxd6 Rxd6 19. Be3 Bxe3 20. Rxe3 Kf8 21. Ree1 f6 22. Rad1 Rxd1 23. Rxd1 {[#] Hoping for Rd8+.} Ke7 24. Nd2 Nf4 25. Nf1 h5 26. h4 Ng6 27. Be2 Nf4 28. Bc4 Ng6 29. Be2 Nf4 30. Bc4 {Precision: White = 60%, Black = 66%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.20"]
[White "Tran, Minh Thang"]
[Black "Li, Yankai"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2343"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,129,-2,-2,-2,-2,0,4,-21,-20,-27,-14,-29,-23,-31,-34,-30,-38,-55,-34,-54,-50,-46,-18,-30,-16,-50,-52,-51,-45,-71,-71,-64,-25,-22,-22,-30,-27,-25,-29,-22,-22,-29,-29,-25,-22,-29,-8,-8,-8,-8,-8,-8,-7,-7,-6,-6,-6,-10,0,0,0,0,-8,-121,-1,-8,0,0,0,0,0,0,0,-8,-25,-446,-456,-1192,-1057,-5405,-5720,-1901,-2016,-29952,-6520,-29959,-29959,-29963,-29964,-29959,-5104,-29964,-29966,-29964,-29965,-2291,-8,-8,-8,-8,-8,-8,0,-10,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. b3 O-O 8. Bb2 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} d6 9. d3 Rb8 (9... Bf5 10. a3 Qd7 11. Re1 Bh3 {½-½ (48) Andreikin,D (2712)-Grischuk,A (2767) Moscow 2018}) 10. Nd2 Be6 11. Rb1 $146 ({Predecessor:} 11. a3 a6 12. Nd5 b5 13. e3 Qd7 14. f4 Bh3 15. Ne4 Nxd5 16. Bxh3 Qxh3 17. cxd5 {½-½ (77) Salles,L (2247)-Holm,K (2474) Oslo 2018}) 11... d5 12. cxd5 Nxd5 13. Nde4 b6 14. Ng5 Qxg5 15. Nxd5 Qd8 16. Nf4 Bd7 17. Nd5 Nd4 18. Qd2 Be6 19. Bxd4 exd4 20. Nf4 Bf5 21. Rfc1 a5 22. a3 Bh6 23. b4 $1 axb4 24. axb4 Qd6 25. Rc2 Rfc8 {Hoping for ...c4!} 26. bxc5 Rxc5 27. Rxc5 bxc5 28. Rxb8+ Qxb8 29. Bd5 Kg7 30. Kg2 Qe5 31. Bf3 Qd6 32. Qc1 Bxf4 (32... Kg8 {is more complex.} 33. h4 Be6 34. Kf1 Bh3+ 35. Kg1 Kg7) 33. Qxf4 Qxf4 34. gxf4 $11 {[%mdl 4096] Endgame KB-KB} Kf6 35. Kg3 Ke7 36. Kh4 f6 37. Kg3 Be6 38. Be4 (38. h4 $11 {remains equal.}) 38... Bb3 (38... f5 $1 $17 {[%cal Rf5e4]} 39. Bf3 Kf6) 39. h4 c4 40. dxc4 Bxc4 41. Kf3 $1 Ke6 42. Bc2 f5 43. Bd1 Kd5 44. Bc2 $2 {[%mdl 8192]} (44. h5 $11 {and White has nothing to worry.}) 44... Kc5 $19 45. h5 {[#]} (45. Ba4 $142 Kb4 46. Be8) 45... Kb4 $1 {[%cal Rb4c3]} 46. h6 Kc3 47. Ba4 {[#]} Kd2 $1 48. e3 d3 49. e4 fxe4+ 50. Kxe4 Ke2 51. Kd4 Ba6 52. f5 gxf5 53. f4 d2 54. Ke5 Ke3 $2 (54... Bd3 $19 55. Kf6 Kf3) 55. Kxf5 $11 {[#]The position is equal.} Bb5 $1 {[%mdl 512]} 56. Bb3 {[#]} (56. Bxb5 d1=Q) 56... Bc4 $1 {[%mdl 512]} 57. Ba4 {[#]} (57. Bxc4 d1=Q) 57... Bb5 $1 {[%mdl 512]} 58. Bb3 (58. Bxb5 d1=Q) 58... Be2 59. Ke5 $1 d1=Q 60. Bxd1 Bxd1 61. f5 Kf3 62. f6 {Strongly threatening f7.} Bb3 {...Kg4 is the strong threat.} 63. Kd6 $1 Kf4 {aiming for ...Kg5.} (63... Kg4 $5 64. Ke7 $8 Kg5 $11) 64. Ke7 Kg5 65. f7 {Accuracy: White = 46%, Black = 63%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.21"]
[White "Zhao, Yuanhe"]
[Black "Huang, Renjie"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2431"]
[BlackElo "2335"]
[Annotator "TA"]
[PlyCount "187"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,186,0,40,20,52,47,72,29,29,37,56,40,49,38,54,48,64,48,70,0,16,12,19,17,17,18,16,17,50,25,137,136,123,131,126,118,139,119,138,133,145,87,307,316,411,390,397,198,204,197,207,80,161,90,97,106,88,93,151,153,175,167,175,175,175,176,172,172,183,174,173,172,166,165,171,134,157,80,86,41,40,20,40,0,0,0,0,0,0,0,0,0,0,0,0,0,61,55,56,56,122,85,210,210,213,213,345,345,342,337,374,372,370,365,341,334,372,346,421,420,574,359,678,560,1174,956,12841,12841,7191,2886,1636,1464,5587,5583,5417,5387,4886,4318,1491,1411,12843,12844,12845,1155,1125,1125,942,837,12825,12832,12840,12840,12745,2357,1810,1760,29945,29943,6685,6677,11230,1665,29962,29948,29978,29961,29960,10396,29960,29964,4926,29980,29984,29984,29986,29987,29987,29988,29999]} 1. Nf3 Nf6 2. c4 c6 3. g3 d5 4. Bg2 dxc4 5. O-O g6 6. Na3 {A11: English Opening: 1...c6} Bg7 7. Nxc4 O-O 8. d3 {White is better.} (8. b3 Nbd7 9. Bb2 Nb6 10. Qc1 Nxc4 11. bxc4 Bg4 12. h3 Bxf3 13. Bxf3 Qc7 {0-1 (56) Aronian,L (2785)-Malakhov,V (2713) Doha 2016}) 8... Be6 9. Qc2 Nbd7 10. Bd2 Bxc4 11. Qxc4 e5 $146 ({Predecessor:} 11... Rc8 12. b4 e5 13. Rac1 Nb6 {1-0 (34) Kovacevic,B (2480)-Handler,L (2301) Oberwart 2011}) 12. b4 Nb6 13. Qc2 $1 Re8 14. Bg5 (14. e4 $1 $14) 14... h6 15. Bxf6 $1 Qxf6 16. Rab1 Rac8 17. Rfc1 Qe6 18. Nd2 Nd7 19. b5 Nb8 (19... cxb5 $1 $11 {remains equal.} 20. Qxc8 Rxc8 21. Rxc8+ Nf8) 20. Qa4 $1 $16 cxb5 21. Qxa7 Nc6 22. Qxb7 {[%cal Rc1c6][%mdl 64] Double Attack} Nd4 23. Bd5 $1 {[%cal Rd5e6]} Qf5 24. Rxc8 Rxc8 25. e3 (25. Bxf7+ $142 Kh7 26. Nf3 Nxe2+ 27. Kg2) 25... Ne2+ $2 (25... Rc2 $16 {was necessary.}) 26. Kg2 $18 Rc2 27. Ne4 Nc3 {[#]} 28. Rf1 (28. Rc1 $142 $3 {[%mdl 512]} Rxc1 29. Nd6 Nxd5 30. Nxf5 gxf5 31. Qa8+ (31. Qxb5 Nc7 $16) 31... Bf8 32. Qxd5 {[%mdl 64] Double Attack}) 28... Nxd5 29. Qxd5 h5 30. Qd8+ (30. Qxb5 $18 {Hoping for Qd5.} Rxa2 31. Rc1) 30... Kh7 (30... Bf8 $16) 31. Ng5+ (31. Kg1 $18) 31... Kh6 $16 32. h4 f6 33. Ne4 Rxa2 ({Better is} 33... Qe6) 34. Rc1 $36 {[%mdl 2048] Qe7 is the strong threat. White is in control.} Ra7 35. Qb6 Qd7 36. Nxf6 Qb7+ 37. Qxb7 Rxb7 $18 {[%mdl 4096] Endgame KRB-KRN} 38. Ne4 b4 39. Rb1 Bf8 40. Kf3 Kg7 41. Ke2 Kf7 42. Kd2 Ra7 43. Kc2 (43. Rc1 $142) 43... Ke6 44. Kb2 Ra3 45. Rd1 Kd5 46. f3 Be7 47. g4 Bxh4 48. g5 Ke6 49. Rh1 Kf5 50. Rxh4 {Strongly threatening Nf2.} Rxd3 $11 {KRN-KR} 51. Ng3+ {[%mdl 64] Discovered Attack} Kxg5 52. Re4 h4 (52... Rd2+ $11 53. Kb3 Rg2) 53. Rg4+ $14 Kf6 54. Ne4+ ({But not} 54. Rxh4 $6 Rxe3 55. Ne4+ (55. Rxb4 Rxf3 56. Rb6+ Kg5 $16) 55... Kf5 $18) 54... Kf7 (54... Kg7 $1 $14) 55. Rxh4 {Black must now prevent Rh7+.} Rxe3 {[#]} (55... Kg7 $16 56. Rg4 Rxe3) 56. Nd2 $1 $18 Rd3 {[#]} 57. Kc2 $1 {[%cal Rc2d3]} Rc3+ (57... Rd4 {keeps fighting.} 58. Rxd4 exd4) 58. Kd1 b3 59. Rb4 Re3 60. Nc4 Rc3 61. Kd2 Rc2+ 62. Kd3 Rf2 63. Ke3 Rc2 64. Nxe5+ Ke6 65. Nd3 g5 $2 (65... b2 66. Rb6+ Kf5 67. Rb5+ Kf6 68. Rb6+ Kf5 69. Rb5+ Kf6 70. Rb6+ Kf5) 66. Rxb3 Kf5 67. Nf2 Ra2 68. Rb5+ Kg6 69. Ng4 Kh5 70. Rd5 Kh4 71. Rd2 Ra4 72. Kf2 Kh3 73. Ne3 Rb4 74. Ra2 Rb3 75. Rc2 {White wants to mate with Rc7.} Kh4 76. Ng4 Kh3 77. Ne5 Rb5 78. Re2 Kh4 79. Kg2 Ra5 80. Re4+ Kh5 81. Ng4 {White threatens Re6 and mate.} Ra2+ 82. Kg3 {Intending Re6 and mate.} Ra6 83. Re5 Kg6 84. Nf2 Ra1 85. Nh3 Kh6 86. Rxg5 Rf1 87. Ra5 Rb1 88. Kg4 Rb4+ 89. f4 Rb6 90. f5 Rc6 {White mates.} 91. Re5 Rc2 92. Nf4 Rc1 93. f6 {[%csl Gf4,Gg4][%cal Re5h5]} Rc6 94. Rh5# {Accuracy: White = 60%, Black = 37%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.22"]
[White "Shyaamnikhil P"]
[Black "Bao, Khoa"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2429"]
[BlackElo "2277"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,65,39,8,16,39,66,34,45,13,66,62,80,78,81,74,72,68,101,81,77,67,104,114,129,82,156,162,189,187,179,171,163,168,181,161,225,225,236,220,222,220,335,290,362,360,492,489,452,300,296,301,339,331,358,339]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 b5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (7... Be6 8. f4 exf4 9. Bxf4 Nc6 10. Qe2 Be7 11. O-O-O Qc7 12. g4 O-O 13. g5 Nd7 14. Qe3 Rac8 15. Kb1 {1-0 (60) Van Foreest,J (2612)-Nepomniachtchi,I (2763) Wijk aan Zee 2019}) 8. Bg5 Be7 9. a4 (9. Bxf6 $5 Bxf6 10. a4 $14) 9... b4 {White is slightly better.} 10. Bxf6 Bxf6 (10... bxc3 $11 11. Bxe7 (11. Bxg7 Rg8 $11) 11... Kxe7) 11. Nd5 $14 Nc6 $146 ({Predecessor:} 11... Bb7 12. Bc4 Bg5 13. O-O O-O 14. a5 Nd7 15. Ra4 Bxd5 16. Bxd5 {½-½ (65) Paramzina,A (2303)-Obolentseva,A (2113) St Petersburg 2015}) 12. a5 Be6 13. Bc4 ({Much worse is} 13. Nxf6+ $6 gxf6 14. Qf3 Rg8 $11) 13... O-O 14. Qd3 Ra7 15. O-O ({Reject} 15. Bxa6 Bxd5 16. exd5 e4 $17) 15... Bxd5 16. Bxd5 Qc7 17. Ra4 Rb8 18. c3 Rb5 ({Black should try} 18... Qd7) 19. Qc4 Ne7 20. Bxf7+ Kf8 21. Qe6 bxc3 22. bxc3 Rb8 23. Rb4 $40 {[%mdl 128] White attacks with force.} Nc6 {[#]} (23... Rxb4 $142 24. cxb4 Qc8 25. Qxc8+ Nxc8) 24. Rxb8+ $1 $18 Qxb8 25. Bh5 Re7 26. Qd5 Rb7 (26... Na7 $142 27. Be2 Qb7) 27. Nd2 Nd8 28. Be2 Qc7 29. Bxa6 Ra7 30. Bb5 Qxa5 31. Qxd6+ Be7 32. Qxe5 Rb7 33. Rb1 {Accuracy: White = 69%, Black = 47%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.23"]
[White "Miciano, John Marvin"]
[Black "Nguyen, Van Huy"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2317"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,65,15,6,37,0,0,0,-14,-70,-60,-143,-35,-7,-26,-45,50,27,35,34,40,30,247,189,266,281,269,267,280,205,276,83,427,412,503,502,513,491,29992,29992,29992,29990,29993,29994]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Ne4 Qb6 {B19: Classical Caro-Kann: 4...Bf5 main line} (13... Nxe4 14. Qxe4 Nf6 15. Qe2 Qd5 16. Kb1 Qe4 17. Qxe4 Nxe4 {½-½ (17) Bacallao Alonso,Y (2582)-Iturrizaga Bonelli,E (2628) Buenos Aires 2018}) 14. Kb1 Rd8 15. g4 Nxg4 {The position is equal.} 16. Rdg1 $146 (16. Rhg1 $1 $11 f5 17. Rde1) ({Predecessor:} 16. Rhg1 f5 17. Rxg4 fxg4 18. Nd6+ Bxd6 19. Qg6+ Kf8 20. Qxe6 Be7 21. Qf5+ {0-1 (35) Nozdrachev,V (2486)-Gaifullin,A (2448) St Petersburg 2018}) 16... f5 $15 17. Neg5 (17. Ng3 $15 c5 18. Qe2) 17... hxg5 {[#]} (17... Nxf2 $17 18. Qe3 hxg5 19. Qxf2 g4) 18. Rxg4 $1 {[%mdl 512]} Qa6 {White must now prevent ...Qxd3.} (18... fxg4 $2 19. Qg6+ Kf8 20. h6 $19) 19. c4 $1 Bf6 ({Black should play} 19... Nb6 $15 20. Ne5 Nxc4 21. Nxc4 fxg4 22. Qg6+ {[%mdl 64] Double Attack} Kd7) 20. Rxg5 Nc5 $1 {[%cal Rc5d3]} 21. Qe2 $1 Ne4 $1 22. Rg6 Kf7 $2 (22... c5 $11) 23. Be3 Qb6 {[#]} (23... Rh7 {might work better.} 24. Rhg1 c5) 24. Ka1 $1 $18 c5 {[%cal Rc5d4] [#]} 25. Ne5+ $1 Ke7 26. dxc5 Qb4 27. f3 $2 (27. Rxf6 $18 Kxf6 28. Rg1) 27... Nc3 $2 {[%mdl 8192]} (27... Rxh5 $16 28. Rhg1 (28. Rxh5 $2 {loses.} Bxe5 29. Bc1 Rd2 $19) 28... Nxc5) 28. Qh2 {Hoping for Rxf6.} Nd1 29. Bc1 {aiming for Rxf6!} Qxc5 {[#]} 30. Rxf6 $1 {[%mdl 576] Remove Defender} Kxf6 (30... gxf6 $18 31. Ng6+ {[%mdl 64] Double Attack} Ke8) 31. Qh4+ {White mates.} Kxe5 32. Bf4+ Kd4 33. Bd6+ {Accuracy: White = 52%, Black = 31%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.24"]
[White "Liu, Xiangyi"]
[Black "Quizon, Daniel"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2427"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,114,17,64,60,63,43,49,53,65,60,70,58,46,27,21,20,55,54,57,32,32,32,32,35,37,18,41,39,58,29,25,46,37,35,37,26,35,13,154,134,107,110,269,163,364,158,112,75,77,0,41,23,18,-1,0,-38,0,-8,0,-43,0,0,0,-200,-186,-178,-163,-210,-158,-176,-131,-134,-95,-213,-201,-206,-106,-189,-205,-203,0,-96,-100,-553,-568,-774,-754,-743,-765,-710,-702,-687,-675,-717,-637,-677,-379,-371,-320,-2118,-1811,-29964,-29965,-12271,-11521,-5285,-5081]} 1. e4 c5 2. Nf3 e6 3. g3 d6 (3... d5 4. exd5 exd5 5. d4 Nf6 6. Bg2 Be7 7. O-O O-O 8. dxc5 Bxc5 9. Nc3 Nc6 10. a3 Re8 11. b4 Bb6 12. Bg5 d4 13. Bxf6 Qxf6 14. Nd5 Qd8 15. Nd2 Be6 16. Nf4 Bf5 17. Nd3 Qc7 {1-0 (33) Zvjaginsev,V (2642)-Rublevsky,S (2652) Tula 2019}) 4. Bg2 Nf6 5. Qe2 Nbd7 6. O-O {B40: Sicilian: 2...e6, Unusual lines} Be7 7. c3 O-O 8. d4 {White is slightly better.} e5 $146 ({Predecessor:} 8... Qc7 9. e5 dxe5 10. dxe5 Nd5 11. c4 {1-0 (27) Markidis,K (2370)-Hararis,G (1901) Achaia 2017}) 9. Rd1 Qc7 10. Na3 a6 11. Nc4 b5 12. Ne3 Bb7 13. Nf5 Rfe8 14. dxe5 dxe5 15. Nxe7+ Rxe7 16. Nh4 c4 17. Bg5 Rae8 18. Bh3 h6 19. Rxd7 $1 Nxd7 20. Bxe7 Rxe7 21. Nf5 Re6 22. Qg4 {[%csl Gf5][%cal Rg4g7]} g5 23. Qh5 Qc6 (23... Qb6 $11) 24. Bg2 $1 $16 Kf8 25. h4 Rf6 $2 (25... Rg6 $16) 26. Qg4 {And now Rd1 would win.} gxh4 $2 (26... Rg6 {was worth a try.} 27. Rd1 Nf6 28. Rd8+ Ne8 29. hxg5 Rxg5) 27. Qg7+ $2 (27. Rd1 $1 $18 {[%cal Rd1d7]} Rxf5 28. Qxf5) 27... Ke8 {...Rxf5! is the strong threat.} 28. Nxh4 Nc5 29. Qg4 ({Better is} 29. Rd1 $16 {Qg8+ would kill now.} Nd3 {[%mdl 64] Double Attack} 30. Qg8+ Ke7 31. Rd2) 29... Kd8 30. Re1 Kc7 31. Re2 Kb6 32. Bf3 Ka7 33. Kg2 Nd3 34. Qg8 Qb6 35. Qe8 Qc7 36. a4 $2 {[#]} (36. Qf8 $11 {and White stays safe.}) 36... Re6 $1 $19 {[%cal Re6e8]} 37. Qf8 bxa4 38. Nf5 Rg6 {White must now prevent ...Nf4+.} 39. Kh2 Rf6 {Hoping for ...Rxf5!} 40. Bg2 h5 41. Kg1 {[#]} (41. Rd2 $17) 41... h4 $1 {[%mdl 512]} 42. Nxh4 Qc6 (42... Qd6 $19 43. Qe8 Qb6) 43. Qe7 (43. Bf1 $17) 43... Qd6 44. Qe8 Qc6 ({But not} 44... a3 45. bxa3 Qxa3 46. Bf1 $17) (44... Nc1 $19 {is more deadly.} 45. Re3 Qd1+ 46. Kh2 Rxf2) 45. Qe7 $17 {[#]} Qe6 $1 $36 {[%cal Re6e7][%mdl 2048] Keeping White busy.} 46. Qd8 $2 {[%mdl 8192]} (46. Qf8 $17 {is more resistant.}) 46... Qb6 $19 47. Qd7 Rxf2 48. Rxf2 Qxf2+ 49. Kh2 Qxb2 {aiming for ...a3.} 50. Qxa4 Qxc3 51. Nf5 Qb4 52. Qd7 Qc5 53. Nd6 {[%csl Gd6][%cal Rd7b7]} Qc6 54. Qd8 $2 (54. Qxc6 Bxc6 55. Nxc4) 54... c3 55. Nxb7 Kxb7 56. Qxd3 c2 57. Qb3+ Ka8 {Accuracy: White = 35%, Black = 52%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.25"]
[White "Le, Quang Long"]
[Black "Divya Deshmukh"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2412"]
[BlackElo "2266"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,61,39,65,54,109,100,148,149,144,148,167,150,150,144,176,177,233,210,248,226,330,334,328,322,316,320,318,312,396,392,585,578,571,548,1103,1080,1136,1128,1076,984,29981,5519]} 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. d4 O-O 7. d5 exd5 8. Nh4 Ne4 9. cxd5 Nd6 {E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7} 10. Nf3 Bf6 11. Nc3 Na6 {LiveBook: 5 Games. White is slightly better.} 12. Bf4 Nc4 $146 (12... Bxc3 $14 13. bxc3 Qf6) ({Predecessor:} 12... Bxc3 13. bxc3 Nc5 14. Qc2 Qf6 15. Nd4 Rfe8 16. Rfe1 Ba6 17. Rad1 {1-0 (46) Artemiev,V (2595)-Belous,V (2569) Moscow 2014}) 13. Rc1 $16 Qe7 14. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} Nd6 15. Nd4 Bxd4 16. Qxd4 f5 17. h4 Rae8 18. Rfd1 {[%cal Bf1d1,Bd1d4,Bd4f4][%mdl 32]} Ba8 (18... h6 {keeps fighting.} 19. e3 Rc8) 19. b4 $18 Rf7 20. a3 Ne4 (20... Bb7 $142 21. e3 Ra8) 21. Nxe4 fxe4 22. Qc4 Bb7 23. Rd4 e3 24. Bxe3 Qf8 25. h5 {[%cal Bh4h5,Bh5h6][%mdl 32]} Nb8 (25... d6 {might work better.} 26. Bh3 Rf6) 26. h6 g6 27. Rf4 b5 28. Qxc7 d6 29. Rxf7 Qxf7 30. Qxd6 Qf5 31. Rc7 {Precision: White = 85%, Black = 14%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.26"]
[White "Cao, Sang"]
[Black "Le, Huu Thai"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2385"]
[BlackElo "2265"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,25,31,27,22,20,14,10,65,0,78,85,75,72,77,74,91,62,83,99,107,114,114,114,97,112,89,8,88,96,88,100,98,93,131,130,197,205,188,193,196,187,185,193,201,35,47,39,76,62,814,814,713,471]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 h5 {LiveBook: 4 Games. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} (9... Ke8 10. h3 h5 11. Bg5 Be6 12. Rad1 Be7 13. Rfe1 Rd8 14. Rxd8+ Kxd8 15. b3 Ke8 16. Rd1 h4 17. Kf1 Rh5 18. Bc1 {½-½ (32) Anand,V (2773)-Nakamura,H (2746) Kolkata 2018}) 10. Ne4 Ke8 11. Re1 Be6 $146 {The position is equal.} ({Predecessor:} 11... Be7 12. Bf4 Be6 13. Rad1 Rd8 14. Rxd8+ Kxd8 15. Nfg5 Ke8 16. Rd1 Rh6 17. b3 {1-0 (41) Szelag,M (2476)-Faibisovich,V (2432) Krakow 2005}) 12. Neg5 Bc5 (12... Rd8 $11) 13. c3 (13. Nxe6 $14 fxe6 14. c3) 13... a5 (13... Bd5 $11) 14. Nxe6 $16 fxe6 15. Ng5 Ke7 16. Ne4 Bb6 17. Bg5+ Ke8 18. a4 Rf8 19. Rad1 Ne7 20. Be3 $1 Bxe3 21. Rxe3 ({Reject} 21. fxe3 $6 Rf5 $11) 21... Nd5 22. Red3 ({White should try} 22. Rg3 $16) 22... b5 (22... Rf5 $1 $11 {remains equal.}) 23. Nc5 $36 {[%mdl 2048] White is on the roll.} Ke7 {[#]} 24. Rg3 $1 {[%cal Rg3g7]} Rf7 25. Rg5 Rh8 26. g3 Rh6 (26... Nb6 $16) 27. Nb3 bxa4 28. Nxa5 Ke8 29. Nxc6 Rd7 30. Rd4 Nb6 {[#]} 31. g4 $2 (31. Rf4 $1 $18) 31... Rxd4 $14 32. Nxd4 Nc4 33. Rxg7 {Strongly threatening g5.} Nxb2 $2 {[%mdl 8192]} (33... hxg4 $14 34. Rxc7 (34. Rxg4 Nxb2 35. Rg8+ Kd7 $14) 34... Nxb2) 34. g5 $18 Rh8 35. Rxc7 {Precision: White = 62%, Black = 34%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.27"]
[White "Pham, Chuong"]
[Black "Nguyen, Thi Thanh An"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2383"]
[BlackElo "2245"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,115,8,15,14,11,10,18,4,14,10,20,27,28,24,25,25,14,26,45,44,45,41,41,9,49,41,61,77,74,30,31,27,34,0,0,0,0,0,0,2,116,116,127,120,133,125,133,132,129,137,196,194,176,200,283,240,225,231,220,221,217,206,168,168,237,253,268,253,355,357,359,355,363,363,363,353,585,571,557,542,535,528,520,335,29979,29980,29980,29981,29981,29982,29982,29981,29982,29983,29983,29984,29984,29985,29985,29986]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 O-O 10. Nb3 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} (10. Be2 Rd8 11. Nb3 Rxd1+ 12. Bxd1 Be7 13. Bd2 Nc6 14. Rc1 Ne4 15. Be1 Bd7 16. Nfd2 Nxd2 17. Bxd2 Rc8 18. Nc5 Be8 19. Be2 Nd8 20. Nd3 Rxc1+ 21. Nxc1 f6 {½-½ (21) Raznikov,D (2531)-Stukopin,A (2596) Arlington 2016}) 10... Be7 11. Bd2 Nc6 12. Be1 {The position is equal.} h6 $146 13. Rac1 Re8 14. Be2 e5 15. Nc5 e4 16. Nd2 Bxc5 17. Rxc5 Bg4 18. Bxg4 Nxg4 19. h3 Nf6 20. Nc4 Rad8 21. Rd6 Kf8 22. Bc3 Ke7 23. Bxf6+ gxf6 24. Rd2 Ke6 25. g4 Ne5 26. Rxd8 Nf3+ $1 27. Kg2 Rxd8 $11 {[%mdl 4096] Endgame KRN-KRN} 28. Kg3 Ne1 (28... Rd1 $1 $11) 29. Rc7 $16 b5 30. Rc6+ Ke7 31. Na5 Rd2 32. Rxa6 Rxb2 33. Nc6+ Kd7 (33... Ke8 $16 {might work better.}) 34. Nd4 $18 {[%mdl 64] Discovered Attack} Nd3 35. Rxf6 Rxa2 (35... Ke7 $142 36. Rxh6 Rxa2) 36. Nxb5 Ke7 37. Rf5 ({Don't play} 37. Rxh6 Rxf2 38. Nd4 f6) 37... Rc2 38. Nd4 Rc1 39. Ne2 Rc2 40. Nf4 $1 Kf8 (40... Rc5 $142) 41. Ng6+ Kg7 {[#]} 42. Ne5 $1 f6 {[#]} (42... Nxe5 $142 43. Rxe5 Rc4) 43. Nxd3 $1 exd3 {KR-KR} 44. Rd5 d2 45. e4 h5 46. f3 ({Not} 46. gxh5 Kh6 $18) 46... hxg4 $2 (46... Rb2 47. gxh5 Kh6) 47. hxg4 Kf7 48. Kf4 Ke6 49. Ke3 Rc5 50. Rxd2 Ke5 $2 {[#]} (50... Rc3+ $18 51. Kf4 Rb3) 51. Rd5+ $1 {White mates.} Rxd5 52. exd5 Kxd5 {KPP-KP} 53. Kf4 Ke6 54. g5 Kf7 55. Kf5 fxg5 56. Kxg5 Kg7 57. Kf5 Kf7 58. f4 {Accuracy: White = 84%, Black = 46%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.28"]
[White "Nguyen, Dang Hong Phuc"]
[Black "Nandhidhaa, P V"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2376"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,146,0,-4,-12,11,14,23,-4,2,-31,-27,-53,-33,-77,-70,-79,-71,-102,-52,-66,-64,-75,-32,-43,-33,-107,2,-2,0,16,106,0,0,0,0,0,0,-18,0,-84,-84,-180,-152,-164,89,78,286,289,294,266,318,306,300,293,356,296,287,269,252,245,243,246,239,227,616,611,611,603,585,579,573,570,642,638,623,617,832,825,770,741,804,780,8262,5600,29968,29968,7921,29958,29975,29954,29990,29991,29991,530,530,522,522,522,522,494,343,335,335,238,279,279,280,280,280,280,280,280,29993,280,280,280,280,280,280,0,280,280,280,279,29981,29982,29982,145,145,145,145,145,29982,29982,29982]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Na3 {E11: Bogo-Indian} Bxa3 $146 ({Predecessor:} 8... Ne4 9. Bf4 Nd7 10. Qc2 f5 11. Rad1 g5 12. Bc1 Nd6 13. Ne5 Qe8 14. Qb3 Nxe5 15. dxe5 Ne4 {½-½ (25) Aronian,L (2809)-Radjabov,T (2724) Geneva 2017}) 9. bxa3 dxc4 10. Qc2 {White has an edge.} b5 11. e4 h6 12. Rfe1 Nbd7 13. Bb4 Re8 14. Rad1 Bb7 15. Nd2 Qb6 16. e5 {Strongly threatening Bc5.} Nd5 17. Ne4 $1 Nxb4 (17... a5 $5 {[%cal Ra5b4]} 18. Bd6 Ba6 $15) 18. axb4 a5 19. Nd6 (19. a3 $15) 19... Reb8 (19... axb4 $17 20. Nxe8 Rxe8) 20. f4 Nf8 21. f5 Rd8 (21... exf5 $11 22. Qxf5 Qc7) 22. fxe6 (22. Rf1 $16) 22... Nxe6 $11 23. Qf5 Qc7 24. Rf1 $36 {[%cal Rd6f7][%mdl 2048] White has good play.} Rf8 $1 (24... axb4 $2 25. Nxf7 Nxd4 26. Rxd4 $18) 25. h4 (25. Nxb7 Qxb7 26. Be4 Ng5 $17) (25. Be4 Ng5 $17) 25... Bc8 26. Qf2 ({Don't go for} 26. Be4 $2 Ng5 $19) (26. d5 $11 {remains equal.} cxd5 27. Bxd5) 26... axb4 $17 27. Be4 (27. Nxb5 $17 Qb6 28. Nd6 {[%mdl 64] Double Attack}) 27... Ra3 28. Bb1 c5 $2 (28... Nd8 $19 {And now ...Bg4 would win.} 29. Kh2 Qd7) 29. Nxb5 $16 {[%mdl 64] Double Attack} Qc6 $2 (29... Qe7 $16 {keeps fighting.}) 30. Nxa3 $18 cxd4 31. Nc2 Bb7 {[%csl Gb7][%cal Rc6h1]} 32. Kh2 d3 33. Nxb4 Qb5 {[#]} 34. Nxd3 $1 cxd3 35. Bxd3 Qxe5 36. Qf5 Qxf5 37. Bxf5 Ra8 38. Rd2 Nd4 $2 (38... Ra5 39. Bc2 Ba6) 39. Rxd4 Rxa2+ 40. Kh3 {[%cal Rd4d8]} ({Stronger than} 40. Kg1 Rg2+ 41. Kh1 Rf2+ 42. Be4 (42. Kg1 Rg2+ {[%mdl 64] Double Attack} 43. Kh1 Re2+ 44. Be4 Bxe4+ 45. Kg1 Rg2+ 46. Kh1 Rf2+ 47. Kg1 Rg2+ {[%mdl 64] Double Attack} 48. Kh1 Rf2+ 49. Kg1 Rg2+ $11 {[%mdl 64] Double Attack}) 42... Bxe4+ 43. Kg1 Rg2+ 44. Kh1 Rf2+ 45. Kg1 Rg2+ 46. Kh1 Re2+ 47. Kg1 Rg2+ $11) 40... Bg2+ 41. Kg4 {[%cal Rd4d8]} g6 42. Bb1 Rb2 43. Rc1 Rf2 44. Rf4 f5+ 45. Bxf5 $1 gxf5+ 46. Kxf5 {[%mdl 4096] Endgame KRR-KRB} Re2 47. Rc8+ Kg7 48. Rc7+ Kg8 49. Rd4 Re8 50. g4 h5 51. Kf6 hxg4 52. Rxg4+ {[%mdl 64] Double Attack} Kh8 53. Rgg7 (53. Rc5 $142 Be4 54. Kf7 Ra8 55. Rxe4 Ra7+ 56. Re7 Rxe7+ 57. Kxe7 Kg7 58. Rg5+ Kh7 59. Kf7 Kh6 60. Rc5 Kh7 61. Rh5#) 53... Be4 54. Rg5 Rf8+ 55. Ke5 Re8+ 56. Kf4 Bb1 57. Rc6 Rd8 58. h5 Rg8 59. Re5 Rf8+ 60. Kg5 Rg8+ 61. Kh6 Rd8 62. Re7 Bd3 $2 {[#]} (62... Bf5 $18 63. Rec7 Kg8) 63. Rce6 $2 (63. Rd7 $1 {[%mdl 512]} Rb8 (63... Rxd7 64. Rc8+) 64. Rxd3 Kg8 65. Rf6 Rc8 66. Rd7 Rb8 67. Rg7+ Kh8 68. Rfg6 Rf8 69. Rh7#) 63... Rg8 64. Rd6 Bf5 65. Rf6 Bb1 66. Rfe6 $2 ({White should play} 66. Rff7 $18 {Threatening mate with Rh7+!} Ra8 67. Ra7) 66... Bf5 $2 {[%mdl 8192]} (66... Bd3 $1 $11 {and Black has nothing to worry.} 67. Re8 Bf5) 67. Re5 Bc2 68. Re8 Bh7 $2 (68... Bb1 $18 69. R5e7 Bf5 70. Rxg8+ Kxg8 71. Rg7+ Kf8) 69. Rxg8+ Bxg8 70. Kg6 $2 (70. Rb5 {mates} Bf7 71. Rb4 Ba2 72. Kg6 Bg8 73. Rd4 Bh7+ 74. Kh6 Bg8 75. Rd6) 70... Bh7+ $16 71. Kg5 {Kh6 is the strong threat.} Bc2 72. Kh6 {[%cal Re5e8]} Bb3 $2 {[%mdl 8192]} (72... Kg8 $16 73. Kg5 Kf7) 73. Re7 Ba2 {[%mdl 32768] Accuracy: White = 45%, Black = 28%. . An unexpected result.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.29"]
[White "Chu, Wei Chao"]
[Black "Aaryan Varshney"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2373"]
[BlackElo "2202"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,123,-19,0,-12,24,25,21,23,25,10,16,18,18,12,12,7,12,10,18,0,14,-15,-17,-13,-17,-20,10,14,54,47,59,59,59,59,59,59,63,58,65,0,0,0,0,0,112,50,91,91,97,92,94,94,148,148,148,148,150,150,148,148,151,143,345,345,345,345,345,345,345,320,513,501,462,443,666,864,836,777,713,683,1650,1632,1612,1507,1112,1021,12496,11504,6478,5434,29963,29961,6424,5189,29981,29982,29982,29983,29986,29987,29987,29988,29988,29989,29993,29994,29996,29996]} 1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. a4 {E11: Bogo-Indian} a5 {LiveBook: 3 Games} 10. Rc1 $146 ({Predecessor:} 10. Na3 Ba6 11. cxd5 cxd5 12. Nb5 Nbd7 13. Rfc1 Bxb5 14. axb5 Rc8 15. Qd3 Ne4 16. Bf4 Bd6 17. Bxd6 Nxd6 {½-½ (26) Wang,Y (2690)-Sarana,A (2562) chess.com INT 2018}) 10... Na6 11. Ne5 {White has an edge.} Bb7 12. cxd5 cxd5 13. Nc6 Qd7 14. Nxe7+ Qxe7 15. Qb3 Nb4 16. Nc3 Ba6 17. Nb5 Rfc8 18. Bc3 (18. e3 {keeps more tension.} h6 19. Bxb4 axb4 20. Qd1 h5 21. Rxc8+ Rxc8 22. Bf1) 18... Qd7 (18... h5 {seems wilder.} 19. Be1 Qd7 20. Rxc8+ Qxc8 21. Bxb4 Bxb5 22. Bc3 Bxe2 23. Qxb6 Nd7) 19. Bxb4 {And now Bd2 would win.} (19. e3 {is more complex.} Bxb5 20. axb5 Rc7 21. Bf1 Rac8 22. Rd1) 19... Rxc1+ 20. Rxc1 Bxb5 21. Bxa5 Rxa5 (21... Bxe2 {with more complications.} 22. Qxb6 Qxa4 23. Qb4 Qb5 24. f3 Qa6) 22. axb5 Rxb5 23. Qc3 {Strongly threatening Qc8+.} Ra5 $1 24. Qc8+ Qe8 25. Qb7 Ra8 $1 26. Qxb6 Rb8 27. Qa6 $1 g6 (27... Rxb2 $2 28. Rc8 $18) 28. b4 (28. e3 $14) 28... Qf8 $1 $11 29. Bh3 Qxb4 ({Avoid the trap} 29... Rxb4 $2 30. Rc8 $18) 30. Bxe6 Qe7 (30... Kg7 $11 {keeps the balance.} 31. Bxf7 Rb6) 31. Bh3 ({White should try} 31. Bg4 $16) 31... Kg7 32. Bg2 Rb2 33. Bf3 $1 Qb4 {[#]} 34. Rd1 $1 Rd2 (34... h5 $142) 35. Rxd2 $16 Qxd2 36. e3 Qc2 37. Qd6 Qf5 38. Kg2 g5 39. h3 h5 $2 {[#]} (39... h6 $16 40. g4 Qe6) 40. Qe5 $1 $18 {[%cal Re5f5]} Qxe5 41. dxe5 {[%mdl 4096] Endgame KB-KN} Nd7 42. Bxh5 ({Less strong is} 42. Bxd5 Nxe5 43. f4 gxf4 $18) 42... Nxe5 43. Bf3 d4 $2 (43... Nd3) 44. exd4 Nc4 45. Kf1 f5 (45... Kf6 $142 46. Ke2 Nd6) 46. Ke2 Kf6 47. Kd3 Nd6 48. Kc3 g4 49. hxg4 fxg4 50. Bc6 Ke6 51. Kd3 Kf5 52. Bd7+ Kg5 53. Be6 Kh5 54. d5 Kg5 55. Kd4 Kh5 56. Ke5 {White mates.} Nc4+ 57. Kf6 Nd6 58. Ke7 Ne4 59. d6 Nc5 60. d7 Nb7 61. Bd5 Na5 62. d8=Q {Precision: White = 79%, Black = 40%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "5.30"]
[White "Stefanova, Antoaneta"]
[Black "Tobing, Daniel Hermawan Lum"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2493"]
[BlackElo "2050"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,108,43,33,47,39,67,44,58,49,50,59,95,87,87,87,87,87,88,82,75,84,91,84,72,-12,-6,0,-9,-58,-56,-67,-59,-63,-72,-116,-100,-144,-92,-89,-91,-68,-7,-110,-6,-6,-6,-28,-40,-32,-12,-103,-18,-54,-54,-129,-127,-189,-193,-191,-176,-178,-177,-148,-154,-131,-70,-70,-68,-183,-8,-8,-8,-16,0,-8,-8,-23,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,-8,-8]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c5 7. Nf3 cxd4 8. Nxd4 Nbd7 {E90: King's Indian: Classical: Early deviations and 6 h3} (8... Nc6 9. Be2 Bd7 10. O-O Nxd4 11. Bxd4 Bc6 12. Qc2 a5 13. Rad1 Nd7 14. Bxg7 Kxg7 15. Bg4 Ne5 16. c5 Nxg4 17. hxg4 Qc8 18. cxd6 Qxg4 19. dxe7 Rfe8 {1-0 (43) Cheparinov,I (2711)-Amin,B (2709) Zagreb 2018}) 9. g4 Ne5 $146 ({Predecessor:} 9... Nc5 10. Qc2 Qa5 11. f3 Ne6 12. Rb1 Nd5 13. cxd5 Nxd4 14. Qf2 Qb6 {0-1 (23) Fortea Domeque,C-Simon Padros,E Manresa 1993}) 10. Be2 Bd7 {White is slightly better.} 11. Qd2 Rc8 12. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} Bc6 13. f3 a6 14. O-O Bd7 15. Rac1 Nc6 16. Nc2 Qa5 {White should prevent ...Nxg4.} 17. b4 Qd8 18. f4 b5 19. c5 (19. cxb5 $16 axb5 20. Rfd1 (20. Bxb5 Nxg4 21. hxg4 Bxc3 $14)) 19... dxc5 $11 20. Bxc5 {e5 is the strong threat.} Be6 21. Qxd8 Rfxd8 22. f5 Bc4 23. Bxc4 bxc4 24. Ne3 Rd3 25. Nxc4 Rxh3 (25... Bh6 $142 {Hoping for ...Nxb4!} 26. Rfd1 Rxh3) 26. Kg2 $17 Rh4 27. Ne3 Bh6 (27... e6 $15) 28. Kg3 (28. Ncd5 $1 $11 {keeps the balance.}) 28... Bxe3 (28... Bg5 $17 {Threatens to win with ...h5.} 29. Rcd1 Ne5 30. Bxe7 Nexg4 31. Bxf6 Nxf6) 29. Kxh4 $11 g5+ 30. Kg3 Bxc1 31. Rxc1 Ne5 {Black wants to play ...Nd3.} 32. Rd1 (32. Nd5 $1 $11 Nxe4+ 33. Kg2) 32... Nexg4 ({Much worse is} 32... Nfxg4 $6 33. Nd5 $11) ({Black should play} 32... Kg7 $17 33. a3 Nfxg4) 33. Nd5 Nxd5 34. Rxd5 $15 {[%mdl 4096] Endgame KRB-KRN} (34. exd5 $15 h5 35. a3) 34... Nf6 $17 35. Rd4 (35. Re5 $17 {keeps fighting.}) 35... e5 $19 36. fxe6 fxe6 37. Kf3 Kf7 38. Rd6 {[#]} a5 $1 {[%mdl 512]} 39. a3 (39. bxa5 Rxc5) 39... axb4 (39... h5 $17 40. e5 axb4 41. axb4 Nd5) 40. axb4 $15 h5 {And now ...e5 would win.} 41. Ra6 $1 {[#]} g4+ $2 (41... Rc7 $1 $19 {White must now prevent ...e5.} 42. e5 Nd5) 42. Kf4 $11 {[#]} g3 $1 {[%mdl 512]} 43. e5 (43. Kxg3 Nxe4+) 43... Ng4 44. Kxg3 (44. Ra3 {with more complications.} Rd8 45. Rxg3 Rd5 46. Bd6 Kg6 47. Ke4) 44... Nxe5 45. Kh4 Nd3 46. Kxh5 {The position is equal.} Nxc5 47. bxc5 Rxc5+ {KR-KR} 48. Kg4 Rf5 49. Ra4 Ke7 50. Rf4 Ra5 51. Kf3 e5 52. Rb4 Kd6 53. Ke4 Ra6 54. Ke3 Kd5 {Accuracy: White = 65%, Black = 58%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.1"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2639"]
[BlackElo "2718"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,17,0,31,23]} 1. c4 Nf6 2. Nf3 e6 3. Nc3 d5 4. d4 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O e5 {[#] Threatens to win with ...e4.} 9. cxd5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} {Predecessor:} cxd5 $146 10. e4 exd4 11. Nxd5 Nxd5 12. exd5 h6 13. Nxd4 Qh4 14. Nf3 Qh5 15. Bh7+ Kh8 16. Qf5 Qxf5 17. Bxf5 Nf6 18. Bxc8 Rfxc8 19. Rd1 Rd8 20. Be3 Be7 21. d6 Rxd6 22. Rxd6 Bxd6 {0-1 (48) Yilmaz,M (2636)-Potkin,V (2597) St Petersburg 2018} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.2"]
[White "Cheparinov, Ivan"]
[Black "Bogdanovich, Stanislav"]
[Result "*"]
[WhiteElo "2683"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,55,16,20,0,33,28,41,41,46,24,45,31,61,59,72,41,32,31,27,19,31,-8,-16,-10,-8,-22,-26,-20,-34,-18,-34,-11,-10,-11,-2,-84,-99,-93,-83,-146,-142,-154,-42,-36]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. O-O O-O 7. a4 d6 8. Bg5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Be6 (8... h6 9. Bh4 g5 10. Bg3 Ba7 11. Nbd2 Nh7 12. h3 h5 13. d4 h4 14. Bh2 g4 15. hxg4 Bxg4 16. dxe5 dxe5 {1-0 (45) Duda,J (2738)-Kramnik,V (2777) Wijk aan Zee 2019}) 9. Nbd2 h6 10. Bh4 {White is slightly better.} Ba7 11. Re1 g5 12. Bg3 Ne7 13. d4 Bxc4 $146 ({Predecessor:} 13... exd4 14. Nxd4 d5 15. exd5 Bxd5 16. Be5 Bxc4 17. Bxf6 Be6 18. Qh5 Bxd4 19. cxd4 Kh7 20. Nf3 Rg8 21. Rxe6 {1-0 (21) Capone,N (2397)-Hawia,T (2051) Charleroi 2016}) 14. dxe5 Be6 $1 {[#] Hoping for ...dxe5.} 15. exf6 Ng6 16. e5 dxe5 17. Ne4 Qxd1 18. Raxd1 Rfe8 19. h3 ({Avoid the trap} 19. Nxe5 $2 Nxe5 20. Nxg5 Bb3 $19) 19... Bb3 $36 {[%mdl 2048] Black has the initiative.} 20. Rd7 Bb6 21. a5 Bxa5 22. Nc5 {[%mdl 64] [#] Double Attack} Be6 23. Nxe6 Rxe6 24. b4 (24. h4 $1 $11) 24... Bb6 $17 25. c4 {And now c5 would win.} c5 ({Much worse is} 25... Rxf6 26. c5 $16) 26. b5 (26. Nxe5 $142 cxb4 27. Nd3 Rxe1+ 28. Nxe1) 26... axb5 ({Much weaker is} 26... Rxf6 $6 27. Rb1 $11) 27. cxb5 Ba5 (27... c4 $17 28. Nd2 c3) 28. Ra1 {Accuracy: White = 46%, Black = 58%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.3"]
[White "Mareco, Sandro"]
[Black "Gukesh D"]
[Result "*"]
[ECO "D11"]
[WhiteElo "2666"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,46,25,24,19,8,53,53,53,51,54,51,66,51,58,52,59,55,50,50,47,52,50,47,62,45,38]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 dxc4 6. Bxc4 c5 7. O-O Be7 8. b3 O-O 9. Bb2 Nc6 10. dxc5 Qxd1 11. Rxd1 Bxc5 12. Nc3 b6 {D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines} 13. Ng5 $146 ({Predecessor:} 13. Nd2 Na5 14. Be2 Bb7 15. a3 Be7 16. b4 Nc6 17. Nc4 Rfd8 18. f3 Rac8 19. Rac1 Ne8 20. Kf2 {½-½ (41) Mozetic,D (2440)-Djukic,Z (2400) Novi Sad 2000}) 13... Bb7 14. Nge4 {Threatens to win with Nxf6+.White is slightly better.} Be7 15. Nd6 Bxd6 16. Rxd6 Rfd8 17. Rad1 Rxd6 18. Rxd6 Rd8 19. Nb5 a6 20. Rxd8+ Nxd8 21. Nd6 b5 22. Bd3 Bc6 23. Ba3 Nb7 *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.4"]
[White "Tran, Tuan Minh"]
[Black "Nguyen, Ngoc Truong Son"]
[Result "*"]
[WhiteElo "2556"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,43,-14,5,-20,-29,-21,-34,-41,-17,-20,-30,-75,-5,-35,-7,-3,6,0,0,0,0,-14,-20,-51,0,-16,-20,-15,-13,-259,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 Re8 6. Bd2 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} (6. a3 Bf8 7. d5 d6 8. g3 exd5 9. cxd5 c5 10. Bg2 Nbd7 11. O-O c4 12. Nd4 Nc5 13. Qe2 Nd3 14. b3 Nxc1 15. Rfxc1 cxb3 {½-½ (74) Caruana,F (2822)-So,W (2780) Saint Louis 2018}) 6... d5 {LiveBook: 3 Games} 7. Nf4 $146 ({Predecessor:} 7. Ng3 c5 8. a3 Bxc3 9. Bxc3 cxd4 10. Qxd4 e5 11. Qd2 Nc6 12. b4 Be6 13. b5 {½-½ (66) Fedoseev,V (2713)-Van Foreest,J (2617) Hoogeveen 2018}) 7... c5 8. a3 {Black has an edge.} Bxc3 $1 9. bxc3 Nc6 10. cxd5 exd5 11. Be2 h6 (11... c4 $17) 12. O-O Bf5 13. dxc5 Qe7 14. c4 Rad8 15. cxd5 Nxd5 16. Nxd5 Rxd5 17. Bc4 Rd7 (17... Rxc5 $15 18. Qb3 {[#]} b5 $1 {[%mdl 512]}) 18. Qc1 Red8 19. Bb4 Be4 20. Bb5 $2 {[#]} (20. h3 $11 {and White is okay.}) 20... Qg5 $2 (20... Nxb4 $19 21. axb4 Rd2) 21. f3 $11 Bd3 22. Bxd3 {Precision: White = 40%, Black = 49%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.5"]
[White "Van Wely, Loek"]
[Black "Xu, Yi"]
[Result "*"]
[ECO "A06"]
[WhiteElo "2612"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,38,-16,0,0,0,-12,0,-3,0,-10,7,12,11,-6,0,-39,0,-33,-39,-38,-15,-24,12,1,9]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d3 O-O 6. Nbd2 c5 7. e4 Nc6 8. Re1 b5 9. exd5 {C00: French: Unusual White 2nd moves} Nxd5 10. Ne4 Bb7 11. Bg5 f6 12. Bd2 e5 13. c3 {[#]} Kh8 $146 ({Predecessor:} 13... a6 14. Nh4 f5 15. Ng5 Qd7 16. c4 bxc4 17. dxc4 {1-0 (39) Nepomniachtchi,I (2751)-Geller,J (2505) Sochi 2017}) 14. a4 b4 15. h4 h6 16. Be3 Nxe3 17. Rxe3 bxc3 18. bxc3 c4 19. d4 exd4 *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.6"]
[White "Karthik Venkataraman"]
[Black "Popov, Ivan"]
[Result "*"]
[WhiteElo "2494"]
[BlackElo "2581"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,43,12,16,26,4,0,0,0,3,-5,0,-13,-4,-13,-7,-13,-14,-18,-15,-16,-8,-8,-9,-9,-9,-7,0,-39]} 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O Nc6 7. Nc3 a6 8. dxc5 Qxd1 9. Rxd1 Bxc5 10. Nd2 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} (10. a3 {looks sharper.} b5 11. b4 Be7 12. Be2 O-O 13. Bb2) (10. Be2 O-O 11. Bd2 Bd7 12. Rac1 Ba7 13. Ng5 Rfd8 14. Nce4 Nxe4 15. Nxe4 Be8 16. Be1 Rxd1 17. Bxd1 Ne5 {½-½ (38) Jakovenko,D (2710)-Giri,A (2762) Antalya 2017}) 10... O-O 11. Nde4 {The position is equal.} Nxe4 12. Nxe4 Be7 $1 13. b3 {[#]} b5 $146 ({Predecessor:} 13... Rd8 14. Bb2 b5 15. Rxd8+ {½-½ (15) Lintchevski,D (2560)-Sadzikowski,D (2506) Krakow 2016}) 14. Be2 Rd8 15. Bb2 Bb7 16. Bf3 Nb4 17. Kf1 Bd5 18. Ba3 Kf8 19. Ng5 Bxf3 20. Rxd8+ Rxd8 21. Nxf3 Rc8 22. Nd4 {Accuracy: White = 52%, Black = 73%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.7"]
[White "Shyaamnikhil P"]
[Black "Demchenko, Anton"]
[Result "*"]
[WhiteElo "2429"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,53,0,20,18,14,10,8,17,25,-4,-7,-12,4,7,8,0,22,9,19,8,15,0,0,0,0,0,0,-20,-32,-31,-25,-37,-27,-58,-31,-77,-43,-72,-26,-61,-31,-62,-38,-54]} 1. Nf3 Nf6 2. g3 d6 3. d4 g6 4. Bg2 Bg7 5. O-O O-O 6. a4 a5 7. Re1 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} Nc6 (7... Nbd7 8. e4 e5 9. Nc3 Re8 10. h3 c6 11. Be3 exd4 12. Bxd4 Qc7 13. Qd2 Ne5 14. Nh2 Nc4 15. Qg5 Qd8 16. Na2 h6 17. Qc1 c5 18. Bc3 Nb6 19. b3 d5 20. exd5 Nbxd5 {½-½ (39) Rapport,R (2720)-Mamedyarov,S (2747) Reykjavik 2016}) 8. d5 Nb4 9. e4 {The position is equal.} e5 10. c3 Na6 11. Nfd2 Nc5 12. Nb3 Nxb3 13. Qxb3 Ng4 $146 ({Predecessor:} 13... Nd7 14. Qc2 f5 15. exf5 gxf5 {½-½ (66) Cosma,E (2328)-Socko,M (2431) Germany 2014}) 14. h3 Nh6 15. Nd2 Kh8 16. Qd1 f5 17. exf5 gxf5 18. f4 Nf7 19. Nf1 Bd7 20. Be3 Qf6 21. Kh2 Rae8 22. Qb3 Bc8 23. Qb5 b6 24. Rac1 Re7 25. b4 Rfe8 26. bxa5 bxa5 27. Bd2 {Accuracy: White = 43%, Black = 70%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.8"]
[White "Predke, Alexandr"]
[Black "Le, Quang Long"]
[Result "*"]
[WhiteElo "2611"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,40,44,55,31,29,13,87,89,85,82,66,67,77,66,79,58,78,45,49,0,107,114,143,136,143,109,132,154,137,108,160,158,145]} 1. e4 c6 2. d4 d5 3. Nc3 h6 4. Bd3 (4. f3 b5 5. Be3 b4 6. Nce2 dxe4 7. fxe4 Nf6 8. Ng3 h5 9. Bd3 Ng4 10. Qd2 h4 11. N3e2 e5 12. dxe5 Nxe5 {1-0 (36) Socko,B (2631)-Hillarp Persson,T (2546) Stockholm 2013}) 4... dxe4 5. Nxe4 Bf5 6. Nf3 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} e6 7. Bf4 Nf6 (7... Bxe4 $11 8. Bxe4 Nf6) 8. Nxf6+ $16 {White is better.} gxf6 $146 ({Predecessor:} 8... Qxf6 9. Be5 Qg6 10. Nh4 Qg5 11. Nxf5 exf5 12. Qe2 Be7 {0-1 (48) Bezuidenhout,J-Grobler,S Durban 2014}) 9. Bxf5 Qa5+ 10. Qd2 Qxf5 11. O-O $36 {[%mdl 2048] White has good play.} Na6 12. c3 h5 13. b4 h4 14. a4 Rd8 (14... h3 $11) 15. h3 Bd6 16. Bxd6 Rxd6 17. Qe3 Nc7 {aiming for ...Nd5.} 18. c4 Kf8 19. Rfe1 Kg7 {[#]} (19... a6 $142) 20. Nxh4 $1 {[%mdl 512]} Qg5 {Accuracy: White = 54%, Black = 52%.} (20... Rxh4 21. Qg3+) *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.9"]
[White "Bulmaga, Irina"]
[Black "Wen, Yang"]
[Result "*"]
[WhiteElo "2424"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,36,8,27,10,14,-39,-25,-54,-43,-60,-39,-36,-55,-38,-28,-26,-23,-21,-16,-17,-16,-36,0,0,80]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. a4 a5 7. O-O O-O 8. Re1 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (8. Bg5 Qe7 9. Nbd2 Be6 10. Qb3 Rab8 11. Rad1 h6 12. Bh4 Ba7 13. Bxe6 Qxe6 14. Bxf6 Qxb3 15. Nxb3 gxf6 {1-0 (45) Adams,M (2706)-McShane,L (2669) Hull 2018}) 8... h6 9. d4 (9. h3 $11) 9... Bb6 10. Bb5 $146 {Black has an edge.} ({Predecessor:} 10. d5 Ne7 11. h3 c6 12. Qb3 cxd5 13. Bxd5 Nexd5 14. exd5 Bf5 15. Na3 {1-0 (39) Villegas,J-Calle,J Barranquilla 1999}) 10... exd4 11. Nxd4 Bd7 12. Bxc6 bxc6 13. Bf4 Qb8 14. Nd2 Bxd4 15. cxd4 Qxb2 16. Nc4 Qb7 17. Qf3 Bg4 18. Qg3 {[#] And now e5 would win.} Qc8 {Accuracy: White = 38%, Black = 36%.} (18... Qb4 $11 {remains equal.} 19. Ne3 Bh5) *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.10"]
[White "Chanda, Sandipan"]
[Black "Cao, Sang"]
[Result "*"]
[WhiteElo "2534"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,42,12,10,12,-9,0,0,14,0,0,0,3,-11,-4,0,7,-16,6,0,2,18,36,-17,119,114,206]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 Bb7 7. Bd3 d5 8. cxd5 exd5 9. Rc1 Nbd7 10. O-O Be7 {E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6} 11. Qc2 (11. Ne5 c5 12. f4 Ne4 13. Be1 Ndf6 14. Bh4 cxd4 15. exd4 Rc8 16. Bxf6 Nxf6 17. Qe2 Bb4 18. Nb5 {0-1 (41) Bauer,C (2630)-Kryvoruchko,Y (2705) Switzerland 2018}) 11... c5 12. Ne5 Re8 $146 {The position is equal.} ({Predecessor:} 12... c4 13. Bf5 g6 14. Bh3 Nxe5 15. dxe5 Nd7 16. f4 Nc5 17. Ne2 Nd3 18. Rcd1 {0-1 (63) Kumar,N (2317)-Gaisinsky,A (1965) Montevideo 2017}) 13. f4 a6 14. Be1 b5 {[%cal Bb6b5,Bb5b4][%mdl 32]} 15. Bh4 c4 16. Bf5 Nf8 17. Rcd1 Qd6 18. g4 $36 {[%mdl 2048] White has good play.} b4 19. Na4 Bc8 20. Nc5 (20. g5 $14 Bxf5 21. Qxf5) 20... g6 {[#]} (20... Bxf5 $11 {remains equal.} 21. Qxf5 g6) 21. Qg2 $1 $16 Ra7 {Accuracy: White = 57%, Black = 33%.} (21... N6d7 $16 {was necessary.} 22. Bxe7 Rxe7) *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.11"]
[White "Megaranto, Susanto"]
[Black "Pham, Chuong"]
[Result "*"]
[WhiteElo "2526"]
[BlackElo "2383"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,44,6,11,6,18,0,21,26,21,6,11,-14,-8,-17,38,44,34,18,26,21,19,-6,29,26,39,26,39,0,15,-86,-87,-112,-114]} 1. d4 d5 2. Bg5 Nf6 3. Nd2 Nbd7 4. Ngf3 c5 5. e3 e6 6. c3 Be7 7. Bd3 h6 8. Bf4 {D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5} (8. Bh4 b6 9. O-O Bb7 10. a4 O-O 11. a5 c4 12. Bc2 b5 13. a6 Bc6 14. Ne5 Nxe5 15. dxe5 Nd7 16. Bxe7 Qxe7 17. f4 {½-½ (47) Vitiugov,N (2726)-Movsesian,S (2673) Tallinn 2016}) 8... b6 9. O-O Bb7 10. Ne5 {The position is equal.} Nxe5 11. Bxe5 O-O 12. Bxf6 Bxf6 13. f4 cxd4 $146 (13... g6 $11) ({Predecessor:} 13... Rc8 14. Nf3 Qd6 15. Ne5 cxd4 16. exd4 g6 17. Qg4 {½-½ (45) Duengen,W-Schmitz,J Germany 1996}) 14. exd4 $14 a5 15. a4 Ba6 16. Bxa6 Rxa6 17. f5 Ra7 18. fxe6 fxe6 19. Qb3 Raf7 20. Rae1 Qd6 21. Re2 {[#]} (21. Nf3 $11 {keeps the balance.}) 21... e5 $1 $17 22. Rd1 e4 {Accuracy: White = 14%, Black = 50%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.12"]
[White "Nasanjargal, Urtnasan"]
[Black "Chu, Wei Chao"]
[Result "*"]
[WhiteElo "2503"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,55,22,0,0,0,25,0,3,12,0,0,1,2,7,-3,32,20,37,46,53,37,38,0,0,0,4,0,0,-8,-10,-15,-11,-37,-8,-8,-4,-7,-7,-14]} 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. e3 O-O 8. N5c3 e4 9. Be2 Re8 10. a3 Nbd7 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4} 11. b4 Bf8 12. Nd2 Nb6 13. Bb2 Nbxd5 14. O-O Nxc3 15. Bxc3 Nd5 16. Bd4 Bf5 $146 ({Predecessor:} 16... Qg5 17. Re1 {1-0 (35) Ikonnikov,V (2533)-Piceu,T (2321) Vlissingen 2012}) 17. Bc4 Nb6 18. Bb3 Be6 19. Bxe6 Rxe6 20. f3 exf3 $1 21. Qxf3 Qd7 22. Ne4 {Rad1 is the strong threat.} f6 23. Rad1 {[%cal Re4f6] And now Nxf6+! would win.} Qc6 24. Nc5 Bxc5 25. bxc5 Qxf3 26. gxf3 {The position is equal.} Nc4 27. Rd3 Rd8 28. Kf2 {Accuracy: White = 51%, Black = 67%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.13"]
[White "Nguyen, Anh Dung"]
[Black "Saravana, Krishnan P."]
[Result "*"]
[WhiteElo "2458"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,45,31,38,63,47,65,66,64,68,56,72,68,39,50,67,75,78,100,89,93,110,122,0,129,122,187,170,164,152,176,139,154,132]} 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. Nc3 Bb4 5. Qc2 O-O 6. Bd2 d6 7. a3 Bxc3 8. Bxc3 a5 {E33: Nimzo-Indian: Classical: 4...Nc6} (8... Qe7 9. e3 a5 10. Be2 e5 11. dxe5 dxe5 12. h3 Rd8 13. O-O e4 14. Nd4 Nxd4 15. Bxd4 c5 16. Bc3 a4 17. f4 Bd7 {1-0 (41) Wojtaszek,R (2736)-Nisipeanu,L (2683) Dortmund 2017}) 9. e4 d5 10. e5 Ne4 {White is slightly better.} 11. Bd3 Nxc3 12. bxc3 h6 13. O-O Ne7 14. cxd5 exd5 15. Rab1 $146 ({Predecessor:} 15. Nh4 c5 16. Qb2 {0-1 (44) Doroshkievich,V-Barczay,L Lipetsk 1968}) 15... b6 16. Nh4 c5 17. f4 c4 18. Bh7+ Kh8 {[#]} 19. Bf5 $1 Bb7 (19... Bxf5 $16 {is a better defense.} 20. Nxf5 Nxf5 21. Qxf5 a4) 20. Bg4 $18 {White is clearly better.} Bc6 21. f5 {Hoping for f6.} f6 22. Rbe1 Be8 23. Qe2 {Accuracy: White = 90%, Black = 46%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.14"]
[White "Mendonca, Leon Luke"]
[Black "Miciano, John Marvin"]
[Result "*"]
[WhiteElo "2446"]
[BlackElo "2317"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,51,35,36,39,19,46,23,37,43,64,50,53,44,50,42,38,56,52,8,10,12,9,16,21,18,33,25,88,10,69,50,27,15,6,20,0,21]} 1. d4 g6 2. e4 d6 3. g3 Bg7 4. Bg2 Nf6 5. Ne2 c5 6. c3 Nbd7 7. O-O O-O 8. h3 Rb8 9. a4 b6 {B06: Modern Defence} 10. Be3 (10. Na3 a6 11. Nc4 Qc7 12. e5 Ne8 13. exd6 Nxd6 14. Bf4 cxd4 15. Nxd6 exd6 16. cxd4 Nf6 17. Rc1 {½-½ (26) Tazbir,M (2524)-Dragun,K (2561) Hucisko 2016}) 10... Bb7 11. Nd2 Ne8 $146 {White has an edge.} ({Predecessor:} 11... a6 12. f4 e6 {½-½ (12) Dolezal,R (2379)-Michalek,J (2322) Tabor 2011}) 12. b4 Kh8 13. Qb3 Nc7 14. Rad1 f5 15. exf5 {Hoping for Bxb7.} Bxg2 16. Kxg2 Rxf5 17. g4 Rf8 18. Ne4 c4 19. Qc2 Nd5 20. Bc1 Qc8 21. f4 a6 (21... b5 $11 {keeps the balance.}) 22. Rde1 (22. N2g3 $16) 22... Qc6 (22... e5 $11) 23. Kh2 $14 e5 24. dxe5 dxe5 25. f5 gxf5 26. gxf5 {Accuracy: White = 51%, Black = 53%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.15"]
[White "Kulkarni, Rakesh"]
[Black "Liu, Guanchu"]
[Result "*"]
[ECO "B00"]
[WhiteElo "2298"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,44,22,26,27,-14,-18,-16,21,9,22,21,20,3,4,14,57,51,45,46,85,0,0,-15,-35,-31,-35,-34,-25,-46,-43]} 1. e4 e6 2. d4 d5 3. Nc3 {[%cal Bb1c3,Bc3e2,Be2f4][%mdl 32]} Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 Qb6 8. a3 cxd4 9. cxd4 f6 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} 10. Nf4 fxe5 11. Nxe6 Nf6 {The position is equal.} 12. dxe5 Bxe6 $146 ({Predecessor:} 12... Ng4 13. Qxd5 Qxf2+ 14. Kd1 Qb6 15. Bc4 Bd7 16. Bg5 Ne7 17. Nxg7+ {1-0 (36) Benjamin,J (2563)-Schneider,D (2466) Philadelphia 2005}) 13. exf6 O-O-O 14. Bd3 {Threatening Bg5.} gxf6 15. O-O Bd6 16. Re1 Bg4 17. h3 $36 {[%mdl 2048] Black is under pressure.} Bd7 18. Qc2 (18. b4 $16) 18... Kb8 $11 19. Bf5 Ne5 {[#] White must now prevent ...Nxf3+.} 20. Nh4 d4 21. Bxd7 Rxd7 22. Bf4 d3 {Accuracy: White = 61%, Black = 90%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.16"]
[White "Quizon, Daniel"]
[Black "Zhao, Yuanhe"]
[Result "*"]
[WhiteElo "2268"]
[BlackElo "2431"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,56,20,37,39,31,-1,37,9,25,15,38,44,44,47,23,20,12,-11,-11,-15,17,-7,-11,0,0,-35,56,12,104,106,132,131,128,121,119,112,105,6,5,6,8,6,6,6,6,6,137]} 1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. g3 d5 5. exd5 exd5 6. d4 Bg4 {White must now prevent ...cxd4.} 7. Bg2 $1 {B23: Closed Sicilian: Lines without g3} Nxd4 8. O-O (8. h3 $5 {[%cal Rh3g4]} Bf3 9. Kf1 $14) 8... Nf6 9. h3 {White is slightly better.} (9. f3 $5 {[%cal Rf3g4]} Be6 10. Nxd4 cxd4 11. Ne2 $11 (11. Qxd4 Rc8 $11)) (9. f3 Be6 10. Nxd4 cxd4 11. Nb5 Bc5 12. Nxd4 O-O 13. Kh1 Re8 14. c3 h6 {1-0 (24) Pancevski,F (2410)-Djukic,N (2508) Paracin 2011}) 9... Nxe2+ 10. Nxe2 Be6 11. Nf4 Qd7 12. Re1 $146 ({Predecessor:} 12. Qf3 Bd6 13. g4 O-O 14. Rd1 Rad8 {0-1 (32) Gombac,J (2230)-Stubljar,A Ljubljana 2001}) 12... O-O-O 13. Nxe6 fxe6 14. Qe2 Re8 15. c4 Bd6 16. Bg5 h6 17. Bxf6 $1 gxf6 18. cxd5 exd5 (18... e5 $1 $15) 19. Qf3 Be5 (19... Rxe1+ $11 20. Rxe1 Be5) 20. Rac1 $16 Bd4 {[#]} 21. Red1 $1 {[%cal Rd1d4]} Kb8 {[#]} 22. b4 $1 {[%cal Rb4c5]} Re5 {aiming for ...Rf5.} 23. bxc5 Rf5 24. Qb3 (24. c6 $16 bxc6 25. Qb3+ Bb6 26. Rc2) 24... Bxf2+ $11 {The position is equal.} 25. Kh1 Rc8 $132 {[%mdl 2048] Black puts up resistance} 26. c6 Rxc6 27. Rxc6 Qxc6 28. Bxd5 Qb6 {Accuracy: White = 56%, Black = 38%.} (28... Qc8 $1 $11 29. Be6 Qc6+ 30. Kh2 Qf3 31. Rd8+ Kc7 32. Rd7+ Kb8 33. Rxb7+ (33. Rd8+ Kc7 $11) 33... Qxb7 34. Bxf5 Qxb3 35. axb3 Kc7) *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.17"]
[White "Nguyen, Anh Khoi"]
[Black "Nguyen, Dang Hong Phuc"]
[Result "*"]
[WhiteElo "2484"]
[BlackElo "2376"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,50,11,2,10,8,23,27,24,10,11,18,10,13,31,13,67,67,50,71,75,68,80,80,118,110,110,110,101,84,83,80,139,139,166]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. b3 Bb7 {E11: Bogo-Indian} 11. Nc3 Rc8 12. e4 (12. Bf4 c5 13. Nb5 cxd4 14. Nd6 Bxd6 15. Bxd6 Re8 16. Nxd4 Nc5 17. Bxc5 Rxc5 18. Qb2 e5 19. Nb5 Qb8 20. e3 h5 {0-1 (33) Meier,G (2648)-Naiditsch,A (2701) Karlsruhe/Baden-Baden 2018}) 12... dxe4 {White has an edge.} 13. Nxe4 c5 14. Nxf6+ Nxf6 15. Bf4 Be4 16. Qe2 Qe8 (16... Bxf3 $11 17. Bxf3 cxd4) 17. Ne5 $14 Bxg2 18. Kxg2 cxd4 19. Rxd4 Rd8 $146 20. Rxd8 Bxd8 21. Rd1 Bc7 22. Qf3 Qa8 23. Qxa8 Rxa8 24. Kf3 a5 (24... Kf8 $142) 25. Nd7 $16 Rd8 *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.18"]
[White "Setyaki, Azarya Jodi"]
[Black "Nguyen, Duc Hoa"]
[Result "*"]
[WhiteElo "2378"]
[BlackElo "2450"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,43,35,35,27,56,41,45,24,38,28,37,32,41,69,38,17,31,0,55,-22,0,-56,0,-133,-91,-132,-132,-119,0,-40,0,0,118,110]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} (7. Qd2 b5 8. O-O-O Nxd4 9. Bxd4 Bb7 10. f3 Nf6 11. Qg5 Rc8 12. Bd3 h6 13. Qg3 Qxg3 14. hxg3 Bc5 15. Ne2 Bxd4 16. Nxd4 {½-½ (32) Radjabov,T (2757)-Rapport,R (2731) Wijk aan Zee 2019}) 7... Ne5 8. Qg3 h5 9. O-O-O {Hoping for Nf3.White is slightly better.} h4 10. Qh3 $1 b5 11. f4 Nc4 12. Bxc4 $1 Qxc4 13. Kb1 Bb7 14. f5 Nf6 (14... Rc8 $1 $11) 15. e5 $146 (15. Rhe1 $1 $14) 15... Ne4 $11 16. Nce2 (16. Rd3 $11) 16... Rc8 ({Black should try} 16... Bd5 $1 $15 17. b3 Qc7) 17. Qg4 (17. Rhf1 $11 {keeps the balance.}) 17... Bd5 18. b3 Qc7 19. Rhf1 Rh7 (19... h3 $17 {aiming for ...hxg2.} 20. gxh3 Qxe5) 20. Bc1 $15 Bb4 (20... h3 $5 21. g3 Qxe5 $17) 21. Qf4 Rh5 {[#]} (21... Qb7 $11) 22. Bb2 $1 {Accuracy: White = 58%, Black = 53%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.19"]
[White "Tran, Quoc Dung"]
[Black "Pascua, Haridas"]
[Result "*"]
[ECO "A40"]
[WhiteElo "2376"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,36,0,2,-35,-39,-86,-18,-10,-4,-5,-6,-26,-29,-40,-34,-30,-14,-31,49]} 1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 d6 7. O-O Nc6 8. dxc5 dxc5 9. Be3 Be6 10. Bxc5 Qa5 11. Na4 $146 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White} ({Predecessor:} 11. Ba3 Rfd8 12. Qb3 Qa6 13. Nb5 Rac8 14. Rad1 Rxd1 15. Rxd1 Na5 16. Qa4 Nxc4 17. Qxa6 bxa6 18. Nbd4 Bd5 19. Bxe7 Nxb2 {½-½ (61) Kovalyov,A (2613)-Flores,D (2567) Montevideo 2015}) 11... Bxc4 12. b3 Ne4 ({Black should play} 12... Rfd8 $17 13. Qe1 Qa6 14. bxc4 Qxa4) 13. Rc1 $11 {The position is equal.} Rfd8 14. Qe1 Qxe1 15. Rfxe1 Bd5 {[#] Threatens to win with ...b5.} 16. Be3 Nb4 17. a3 Na2 18. Rc7 e6 (18... Nf6 $15) *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.20"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Pham, Le Thao Nguyen"]
[Result "*"]
[WhiteElo "2434"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,51,38,22,35,3,15,14,20,-9,8,-14,-11,-13,7,-14,0,-16,2,-16,-6,-21,-8,-14,-11,-11,-10,-11,0,0,0,-18,-14,-12,-16,-15,0,0,0,0,0,-9,188,193]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nf6 6. d4 d5 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} (6... Be7 7. Bd3 O-O 8. O-O Nc6 9. Re1 Nb4 10. Bc4 d5 11. Bb3 c6 12. Ne2 Ne4 13. c3 Na6 14. Ng3 Nd6 15. Bc2 Nc7 {½-½ (33) Giri,A (2780)-Yu,Y (2764) Shenzhen 2018}) 7. Be2 Be7 8. O-O O-O {The position is equal.} 9. Ne5 Bf5 10. Bf4 $146 ({Predecessor:} 10. Bd3 Bxd3 11. Qxd3 c6 12. Re1 Nbd7 13. Bg5 Re8 14. Re2 Nxe5 15. Rxe5 {1-0 (51) Malik,A (2001)-Szabo,E (1861) Hungary 2014}) 10... c6 11. Bd3 Bg6 12. a3 Nbd7 13. Re1 Re8 14. Bxg6 hxg6 15. Qd3 Nf8 16. Re2 Bd6 17. Rae1 Qc7 18. Bg3 Nh5 19. Nf3 Rxe2 20. Rxe2 Nxg3 21. hxg3 Rd8 {[%cal Ba8d8,Bd8d7,Bd7e7][%mdl 32]} 22. Nd1 {[%cal Bc3d1,Bd1e3,Be3d5][%mdl 32]} Rd7 23. Ne3 $36 {[%mdl 2048] White has the initiative.} Re7 24. c4 dxc4 25. Qxc4 Nd7 $2 {[#]} (25... Nh7 $11 {and Black has nothing to worry.}) 26. Nd5 $1 {[%mdl 576] Double Attack, Pin, Discovered Attack. Accuracy: White = 41%, Black = 45%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.21"]
[White "Li, Yankai"]
[Black "Wang, Shixu B"]
[Result "*"]
[ECO "E04"]
[WhiteElo "2434"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,36,-8,-13,0,0,0,0,27,26,68,52,52,52,70,66,71,71,73]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Bb4+ 6. Bd2 a5 7. Qc2 {E04: Open Catalan: 5 Nf3} b5 (7... Bxd2+ 8. Qxd2 c6 9. Ne5 b5 10. a4 Ra6 11. Nc3 Bd7 12. Nxd7 Qxd7 13. axb5 cxb5 14. Qg5 O-O 15. Qxb5 Qxd4 {½-½ (27) Postny,E (2615)-Anand,V (2773) St Petersburg 2018}) 8. a4 Bxd2+ 9. Nbxd2 c6 10. b3 cxb3 11. Nxb3 {LiveBook: 20 Games} O-O 12. O-O Ba6 13. Rfd1 Nbd7 $146 ({Predecessor:} 13... bxa4 14. Nc5 Bb5 15. Ne5 {0-1 (47) Drazic,S (2546)-Brunello,S (2497) Skanderborg 2010}) 14. Ne5 Nxe5 15. dxe5 Nd5 16. Qxc6 bxa4 17. Nc5 Bxe2 {[#]} 18. Nxe6 $1 {[%mdl 512]} Qc8 (18... fxe6 19. Qxe6+) *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.22"]
[White "Laylo, Darwin"]
[Black "Vo, Thanh Ninh"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2430"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,52,-23,-26,-21,-15,-29,-29,-36,-18,-29,-14,-22,0,0,0,0,9,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Na6 10. Nd5 Rd6 {E90: King's Indian: Classical: Early deviations and 6 h3} 11. Bxf6 Bxf6 12. b4 (12. Rc1 b6 13. b4 c6 14. Nxf6+ Rxf6 15. a3 c5 16. b5 Nc7 17. Rd1 a6 18. Rd8+ {0-1 (44) Wang,Y (2690)-Saric,I (2669) Riadh 2017}) 12... c6 13. Nxf6+ Rxf6 14. a3 c5 {LiveBook: 8 Games} 15. b5 Nc7 16. Be2 Re6 17. O-O f6 $146 ({Predecessor:} 17... Re8 18. Rfd1 {0-1 (43) Sogorin,V-Kinchant,K (2292) ICCF email 2011}) 18. Rfd1 Kf7 19. a4 {The position is equal.} a5 20. Ne1 Re7 21. Nc2 $36 {[%mdl 2048] White has good play.} Rd7 22. Rxd7+ (22. Bg4 {feels hotter.} f5 23. exf5 gxf5 24. Bf3 e4 25. Bh5+) 22... Bxd7 23. Rd1 Ke7 24. Ne3 Rd8 25. Bg4 Be8 26. Rxd8 Kxd8 {Precision: White = 61%, Black = 57%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.23"]
[White "Rohith, Krishna S"]
[Black "Laxman, R.R."]
[Result "*"]
[WhiteElo "2363"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,74,24,27,27,42,36,52,14,23,16,22,18,26,-12,24,24,24,19,22,19,12,20,27,18,59,39,77,77,66,72,69,70,90,83,103,97,79,62,88,65,56,0,10,10,38,0,0,0,18,0,0,0,0,-75,-85,-164,-168,-159,-92,-154,-145]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 d5 4. O-O Bg7 5. d4 O-O 6. c4 dxc4 7. Na3 c3 8. bxc3 c5 9. Bb2 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6} (9. Re1 Nc6 10. Bb2 Nd5 11. Qc2 cxd4 12. Nxd4 Nf6 13. Nxc6 bxc6 14. c4 Bf5 15. Qc1 Qc7 16. Nc2 Rab8 {1-0 (39) Mamedyarov,S (2809)-Grischuk,A (2767) Berlin 2018}) 9... cxd4 10. cxd4 Nc6 11. Nc4 {White is slightly better.} Be6 12. Rc1 $146 ({Predecessor:} 12. Nfe5 Nxe5 13. Nxe5 Bd5 14. Qa4 h5 15. Rac1 h4 16. Bxd5 Qxd5 17. Qc4 hxg3 18. hxg3 Qxc4 19. Rxc4 Rfc8 20. Rfc1 Rxc4 21. Rxc4 Ne8 {½-½ (21) Gholami Orimi,M (2279)-Firouzja,A (2527) Sari 2017}) 12... Bd5 13. a3 Rb8 14. Qd2 Ne4 15. Qd3 Nd6 16. Nxd6 exd6 17. e4 Be6 18. Bc3 d5 19. e5 Bf5 20. Qd2 Be4 21. Nh4 $36 {[%mdl 2048] Hoping for f3. White is really pushing.} Bxg2 22. Nxg2 f6 {[%cal Rf6e5]} 23. f4 fxe5 24. dxe5 d4 25. Bb4 Nxb4 26. Qxb4 Qd5 27. Rfd1 Rfd8 28. Rc5 (28. Ne3 $5 {[%cal Re3d5]} Qf3 29. Nf1 $14) 28... Qa2 29. Rd2 Qf7 {And now ...Bf8 would win.} 30. Rc1 ({Not} 30. Rxd4 Bf8 $17) 30... Bf8 31. Qb2 b6 32. Ne1 Rbc8 33. Nd3 Qd5 34. Kf2 {[#]} (34. Nf2 $11) 34... Rc3 $1 $17 {[%mdl 512]} 35. Re1 (35. Rb1 $17) (35. Rxc3 dxc3) 35... Bxa3 $19 36. Qb1 Qe6 ({Black should try} 36... b5 37. Kg1 Qc4) 37. Qd1 (37. Qb5 $142) 37... b5 {Accuracy: White = 46%, Black = 58%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.24"]
[White "Tu, Hoang Thong"]
[Black "Raghunandan, Kaumandur Srihari"]
[Result "*"]
[WhiteElo "2416"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,36,18,40,31,38,26,54,22,58,44,74,64,93,80,97,80,108,123,115,96,141,113,121]} 1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 O-O 5. g3 d6 6. Bg2 e5 7. d3 Nc6 8. b5 {A15: English Opening: 1...Nf6} Ne7 {LiveBook: 5 Games} 9. Nbd2 (9. O-O h6 10. Nbd2 Be6 11. Qc2 Nd7 12. d4 f5 13. dxe5 dxe5 14. e4 f4 15. c5 c6 16. Nc4 Qb8 17. b6 axb6 18. Nxb6 Nxb6 19. cxb6 {1-0 (42) Akopian,V (2673)-Tukhaev,A (2512) Plovdiv 2008}) 9... h6 10. Qc2 $146 {White is slightly better.} ({Predecessor:} 10. O-O c5 11. bxc6 Nxc6 12. Rb1 Be6 13. Qa4 Qd7 14. Qb5 Rab8 15. c5 Ne8 {½-½ (48) Karbowiak,A (2219)-Szumilas,P (2127) Chotowa 2007}) 10... Nd7 11. d4 exd4 12. Nxd4 Nc5 13. O-O Bg4 14. Rfe1 Rb8 15. Rad1 Re8 16. N4b3 Bf5 17. Qc1 {[#] Hoping for Bxg7.} Nc8 18. Bxg7 Kxg7 {Precision: White = 78%, Black = 12%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.25"]
[White "Rathnakaran, K.."]
[Black "Nitin, S.."]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2361"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,26,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Na5 $146 11. Qa4+ Nc6 12. Qb3 Na5 13. Qa4+ Nc6 $1 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.26"]
[White "Xu, Minghui"]
[Black "Rahul Srivatshav P"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2293"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,42,17,18,25,30,36,0,0,0,0,0,0,0,0,0,0,-33,-10,-19,0,-45,0,-16,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Be3 c6 {E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1} 11. Qa4 {LiveBook: 8 Games} Qe7 (11... Be6 12. Rfd1 Qc7 13. b4 Nd7 14. c5 Rfe8 15. Qc2 Bf8 16. a3 Rad8 17. Na4 Nf6 {½-½ (37) Landa,K (2618)-Adhiban,B (2663) Stockholm 2016}) 12. b4 Rd8 {White has an edge.} 13. Rfd1 Rxd1+ $146 ({Predecessor:} 13... Be6 14. Rxd8+ Qxd8 15. Rd1 Nd7 16. c5 Bf8 17. Qc2 Qc7 {½-½ (25) Polyik,P (2264)-Srinath,R (2367) Budapest 2018}) 14. Rxd1 Bf8 15. Bc5 Qc7 16. Bxf8 ({But not} 16. Bxa7 $2 b5 $19) 16... Kxf8 17. c5 Be6 18. Rd6 Ne8 19. Rd1 Nf6 20. Rd6 Ne8 21. Rd1 Nf6 {Precision: White = 70%, Black = 52%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.27"]
[White "Zou, Chen"]
[Black "Tran, Minh Thang"]
[Result "*"]
[ECO "B40"]
[WhiteElo "2397"]
[BlackElo "2343"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,49,5,19,20,48,52,33,41,94,98,120,126,150,146,143,64,60,0,0,-26,-21,-22,-21,-38,-28,-35,-37,-80]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. O-O Bg7 7. Be3 Ne7 8. c4 O-O 9. Nc3 d5 10. cxd5 exd5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Rc1 {B42: Sicilian: Kan Variation: 5 Bd3} Nd7 14. Bc4 Qa5 {[#]} 15. b4 $146 {White is slightly better.} ({Predecessor:} 15. Ne6 fxe6 16. Bxe6+ Kh8 17. Bxd7 Bxd7 18. Qxd7 Qxa2 19. Rc7 Qxb2 20. Rd1 Rae8 {1-0 (31) Sulskis,S (2525)-Kulaots,K (2525) Tallinn 2007}) 15... Qxb4 {[#]} (15... Qd8 $14) 16. Nf3 $1 $16 Qa5 {[#]} 17. Re1 $1 {[%mdl 1024] White has strong compensation.} Qf5 18. Bb3 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 19. Rc7 (19. a4 $16) 19... a4 $1 $14 {[%cal Ra4b3]} 20. Bc2 (20. Bc4 $1 $14) 20... Qb5 $1 $11 21. h4 Ne5 22. Nxe5 Qxe5 23. Bb6 Bg4 24. Rxe5 Bxd1 25. Rec5 {Accuracy: White = 70%, Black = 62%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.28"]
[White "Tobing, Daniel Hermawan Lum"]
[Black "Hoang, Canh Huan"]
[Result "*"]
[WhiteElo "2050"]
[BlackElo "2394"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,42,34,27,20,21,-48,-53,-56,-48,-61,-48,-36,-41,-75,-56,-139,-135,-139,-139,-139,-139,-139,-144,-145,-145,-139,-127,-144,-147,-170,-159]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Bd3 e6 7. O-O Be7 8. c4 {B32: Sicilian: Löwenthal and Kalashnikov Variations} (8. Nc3 Qc7 9. f4 d6 10. a4 b6 11. Nb5 Qb8 12. Qe2 O-O 13. Bd2 Bb7 14. Rae1 a6 15. N5d4 Qc7 16. Kh1 {½-½ (39) Movsesian,S (2659)-Azarov,S (2595) Minsk 2015}) 8... d5 9. Nc3 (9. cxd5 $11 exd5 10. Nc3) 9... d4 $15 10. c5 {Black is slightly better.} Qd8 $1 ({Not} 10... Bxc5 $2 11. Na4 $18) 11. Nb5 e5 12. Bg5 O-O 13. Rc1 Be6 {[#]} 14. Nd2 $146 {[#]} (14. Nd6 $15) ({Predecessor:} 14. Qe1 Nd7 15. Bxe7 Qxe7 {½-½ (100) Oral,T (2526)-Zhigalko,A (2555) Czechia 2011}) 14... Nd7 $1 $17 15. Bxe7 Qxe7 16. Nc7 Nxc5 17. Nxe6 Nxd3 18. Nxf8 Nxc1 ({Stronger than} 18... Kxf8 19. Rb1 $14) 19. Qxc1 Rxf8 20. Nb3 Rc8 21. f4 Qd8 {Accuracy: White = 36%, Black = 92%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.29"]
[White "Sukandar, Irine Kharisma"]
[Black "Pranesh, M."]
[Result "*"]
[WhiteElo "2381"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,14,47,14,34,12,12,0,0,0,23,18,19,23,17,20,22,15,25,25,37,35,42,42,46,45,58,62,80,80,96,75,83,73,66,44,91,59,115,44,41,28,130,0,102,-50,-8,-19,-14,-68,0,-10,-3,-14,-19,-10,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 d6 (5... d5 6. Nbd2 dxe4 7. dxe4 O-O 8. O-O Qe7 9. b4 Bd6 10. a3 a5 11. Rb1 axb4 12. axb4 Be6 13. Re1 Rfd8 14. Qc2 h6 15. Bf1 Ra2 16. Bb2 Qe8 {½-½ (56) Carlsen,M (2835)-Kramnik,V (2777) Wijk aan Zee 2019}) 6. h3 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} h6 7. O-O {Strongly threatening d4.} O-O 8. d4 Bb6 9. Re1 Ne7 10. Bd3 Ng6 11. Be3 c6 12. Nbd2 Re8 13. Qc2 Be6 $146 14. Rad1 Qe7 15. b4 Qc7 16. c4 exd4 17. Nxd4 Bxd4 18. Bxd4 Nd7 19. Be3 Ne7 20. Nb3 c5 21. f4 {Hoping for f5.} f6 22. Be2 Rad8 23. b5 b6 (23... Bf7 $14) 24. Bf3 (24. Bh5 $16) 24... f5 $1 $14 25. Bc1 Nf6 {[#]} (25... fxe4 $1 $11 {keeps the balance.} 26. Bxe4 Nf6) 26. Bb2 (26. Nd2 $1 $16) 26... Nxe4 {[#]} (26... fxe4 $11 27. Bxf6 (27. Bxe4 Nxe4 28. Qxe4 Nf5 $11) 27... gxf6) 27. Bxe4 $2 (27. Nd2 $1 $16) 27... fxe4 $15 28. Qxe4 Bf7 29. f5 (29. Qf3 $11) 29... Qc8 (29... d5 $15 30. Qg4 d4) 30. Rf1 $11 {Threatens to win with Qg4.The position is equal.} Nxf5 31. Qxf5 Qxf5 32. Rxf5 {Black must now prevent Nd2.} Bxc4 {Accuracy: White = 49%, Black = 31%.} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.30"]
[White "Nandhidhaa, P V"]
[Black "Navalgund, Niranjan"]
[Result "1-0"]
[WhiteElo "2240"]
[BlackElo "2378"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,48,19,0,0,0,0,-37,20,-15,-7,-20,11,0,2,-12,4,25,73,73,132,142,172,179,213,203,335,356,345,325,332,330,325,337,390,379,611,595,565]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. Nh4 Nc6 {A05: Réti Opening: 1 Nf3 Nf6} 8. f4 Be7 9. Be3 (9. c4 a6 10. Nc3 b5 11. b3 Nd7 12. cxb5 axb5 13. Nxb5 Ba6 14. Nc3 Bxh4 15. gxh4 Qxh4 {1-0 (38) Pikula,D (2455)-Novkovic,M (2374) Wuerttemberg 2015}) 9... Qc7 $146 (9... d5 $15) ({Predecessor:} 9... O-O 10. Nd2 Qc7 11. h3 a5 12. a3 d5 13. e5 Nd7 14. Qg4 b5 15. c3 {1-0 (33) Schatz,H (2339)-Vehlow,B (2172) Remote email 2014}) 10. Nd2 O-O-O 11. c3 Ba6 12. Qe2 Kb8 13. Rfc1 d5 {Hoping for ...dxe4.} 14. e5 Ne8 15. Nhf3 f6 (15... Qd7 $142) 16. b4 $16 fxe5 {With the idea ...e4.} 17. bxc5 bxc5 18. Nxe5 Nd6 (18... Nxe5 {was necessary.} 19. fxe5 Ka8) 19. Nxc6+ Qxc6 20. c4 Nb7 21. Rab1 Ka8 22. f5 exf5 23. cxd5 Rxd5 $2 {[#]} (23... Qe8 24. Qf2 Bd6) 24. Nc4 Rhd8 {Accuracy: White = 60%, Black = 38%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.10"]
[Round "6.30"]
[White "Nandhidhaa, P V"]
[Black "Navalgund, Niranjan"]
[Result "*"]
[WhiteElo "2240"]
[BlackElo "2378"]
[Annotator "NA"]
[PlyCount "48"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:01:52]} Nf6 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:05]} b6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:31]} Bb7 {[%emt 0:00:03]} 4. O-O {[%emt 0:00:17]} e6 {[%emt 0:00:17]} 5. d3 {[%emt 0:00:10]} c5 {[%emt 0:00:29]} 6. e4 {[%emt 0:00:34]} d6 {[%emt 0:00:06]} 7. Nh4 {[%emt 0:02:15]} Nc6 {[%emt 0:02:29]} 8. f4 {[%emt 0:00:56]} Be7 {[%emt 0:00:59]} 9. Be3 {[%emt 0:01:09]} Qc7 {[%emt 0:05:55]} 10. Nd2 {[%emt 0:01:19]} O-O-O {[%emt 0:01:32]} 11. c3 {[%emt 0:00:51]} Ba6 {[%emt 0:07:53]} 12. Qe2 {[%emt 0:08:25]} Kb8 {[%emt 0:03:29]} 13. Rfc1 {[%emt 0:01:01]} d5 {[%emt 0:01:55]} 14. e5 {[%emt 0:00:24]} Ne8 {[%emt 0:00:44]} 15. Nhf3 {[%emt 0:02:17]} f6 {[%emt 0:04:59]} 16. b4 {[%emt 0:05:17]} fxe5 {[%emt 0:21:18]} 17. bxc5 {[%emt 0:05:55]} bxc5 {[%emt 0:08:58]} 18. Nxe5 {[%emt 0:05:30]} Nd6 {[%emt 0:10:50]} 19. Nxc6+ {[%emt 0:06:50]} Qxc6 {[%emt 0:00:03]} 20. c4 {[%emt 0:00:14]} Nb7 {[%emt 0:07:25]} 21. Rab1 {[%emt 0:00:52]} Ka8 {[%emt 0:00:53]} 22. f5 {[%emt 0:06:31]} exf5 {[%emt 0:01:41]} 23. cxd5 {[%emt 0:00:09]} Rxd5 {[%emt 0:02:47]} 24. Nc4 {[%emt 0:05:29]} Rhd8 {[%emt 0:04:59]} *

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.1"]
[White "Bogdanovich, Stanislav"]
[Black "Mareco, Sandro"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2536"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,67,18,31,20,51,46,51,51,38,45,51,42,48,45,35,28,42,47,45,41,38,36,42,42,77,56,58,58,63,63,103,89,93,85,81,37,76,62,84,45,99,87,85,60,203,0,0,0,213,216,212,217,739,716]} 1. d4 Nf6 2. Bg5 d5 3. e3 c6 4. Nf3 Bf5 5. Bxf6 exf6 6. c4 dxc4 7. Bxc4 Bd6 8. Nc3 O-O 9. O-O {D00: 1 d4 d5: Unusual lines} Bg4 (9... Nd7 10. Nh4 Be6 11. Bxe6 fxe6 12. Qb3 Qe8 13. Ne4 Bb8 14. Qxb7 Nb6 15. Rac1 Qh5 16. Nf3 g5 {1-0 (26) Fischer,S (2296)-Rusakovsky,O (2031) Wuerttemberg 2011}) 10. h3 Bh5 $146 ({Predecessor:} 10... Be6 11. Bxe6 fxe6 12. Ne4 Rf7 13. Qb3 Re7 14. Nc5 Bxc5 15. dxc5 Qd5 16. Qc3 Na6 {0-1 (29) Voronkov,D (1960)-Kartsev,S (2114) Moscow 2009}) 11. g4 {White is slightly better.} Bg6 12. Nh4 Re8 13. Qf3 Nd7 14. Nf5 Nb6 15. Bb3 Qd7 16. h4 Bf8 17. h5 Bxf5 $1 18. gxf5 h6 19. Kh1 c5 20. dxc5 Bxc5 21. Rg1 {Black must now prevent Ne4.} Re5 $1 22. e4 Kh7 23. Rad1 Qc7 24. Rg4 $40 {[%mdl 128] White wants a kill.} Rg8 25. Ne2 {[%cal Bc3e2,Be2f4,Bf4e6][%mdl 32]} a5 26. a4 Re7 27. Qg2 Rd7 ({Better is} 27... Qb8 $1 $14) 28. Rg1 $16 {[%cal Rg4g7]} Bf8 29. Nf4 Qe5 (29... Qb8 $1 $14) 30. Rh4 $2 (30. Bxf7 $1 $18 {Hoping for Ne6.} Rxf7 31. Ne6 (31. Rh4 $2 Qe8 $19)) 30... Qe8 $11 31. Rg4 $2 (31. Qf3 $11) 31... Qe5 $18 {[#]} 32. Bxf7 $1 Rxf7 {[#]} 33. Ne6 $1 {Threatening mate with Rg6.} ({Don't go for} 33. Rh4 $2 Qe8 $19) 33... Bd6 $2 ({Not} 33... Kh8 34. Rg6 Qxe4 35. Qxe4 Nc8 36. Qg4 Ne7 37. Nd8 {[%mdl 64] Double Attack} Kh7 38. Nxf7) (33... Qxb2 34. Nxf8+ Kh8) 34. f4 {[%mdl 64] Trapped Piece. Accuracy: White = 82%, Black = 37%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.2"]
[White "Wang, Hao"]
[Black "Van Wely, Loek"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2718"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,93,36,43,17,33,23,28,0,0,0,8,-20,6,-7,0,-25,0,0,0,7,0,0,0,0,2,0,0,0,9,0,31,24,30,25,27,26,27,18,28,35,29,28,37,42,47,41,77,77,70,68,69,70,463,459,436,420,7605,6168,29971,29972,29972,29973,29973,29974,29974,29973,29974,29975,29976,29976,29979,29980,29980,29981,29981,29982]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 {[%cal Bg8f6,Bf6d7,Bd7e5][%mdl 32]} 5. Nc3 a6 6. h3 e6 7. g4 b5 8. Bg2 Bb7 9. O-O {B81: Sicilian Scheveningen: Keres Attack} Nfd7 10. a4 (10. Re1 Be7 11. e5 d5 12. a4 b4 13. Nxd5 Bxd5 14. Bxd5 exd5 15. e6 O-O 16. exd7 Qxd7 {1-0 (44) Anand,V (2803)-Volokitin,A (2639) Berlin 2015}) 10... bxa4 {LiveBook: 3 Games} 11. Rxa4 {White is slightly better.} (11. Be3 {feels hotter.} Be7 12. f4 O-O 13. Nxa4 Nc6 14. Nb3) 11... Nc6 $146 ({Predecessor:} 11... Be7 12. Be3 Nc5 13. Ra2 Nc6 14. Nxc6 Bxc6 15. Qa1 Bb7 16. Rd1 Nd7 {1-0 (35) Swiercz,D (2614)-Kraemer,M (2570) Germany 2015}) 12. Nxc6 Bxc6 13. Rc4 Ne5 14. Rd4 Be7 15. b3 Qa5 16. Qd2 Rc8 17. Bb2 Bb7 18. Na4 Qxd2 19. Rxd2 h5 20. Rfd1 hxg4 21. hxg4 Nxg4 22. Nb6 Rc7 23. Nc4 O-O 24. Ba3 d5 (24... Ne5 {looks sharper.} 25. Na5 Ba8 26. c4 f5 27. Bxd6 Bxd6 28. Rxd6 fxe4 29. Rd8 Rcf7) 25. Bxe7 Rxe7 26. exd5 exd5 27. Bxd5 Bxd5 28. Rxd5 Rfe8 29. Nd6 Re1+ 30. Kg2 Rxd1 31. Rxd1 $11 {[%mdl 4096] Endgame KRN-KRN} Rd8 32. Kf3 f5 33. Rd5 Kh7 34. b4 g6 35. c4 Ne5+ $2 {[%mdl 8192] [#]} (35... Rb8 $14) 36. Rxe5 $18 Rxd6 {KR-KR} 37. c5 Rd4 (37... Rd3+ $142 38. Re3 Rd8) 38. c6 Rxb4 39. Rc5 {White mates.} Rb8 40. Kf4 Kh6 41. c7 Rc8 42. Rc4 a5 43. Ke5 Kh5 44. Kd6 g5 45. Kd7 Ra8 46. c8=Q Rxc8 47. Rxc8 {Precision: White = 77%, Black = 47%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.3"]
[White "Nguyen, Ngoc Truong Son"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2647"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,32,11,28,8,26,0,0,0,0,0,0,-10,-5]} 1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 g6 5. Be2 Bg7 6. h3 O-O 7. O-O c5 8. c3 d6 9. Nbd2 Nbd7 10. Bh2 a6 11. a4 Ra7 12. Re1 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (12. Qb1 Qa8 13. Bd3 cxd4 14. cxd4 Nd5 15. Rc1 Nb4 16. Bf1 Nf6 17. Ra3 Bd5 18. Bc4 Bc6 19. Bf1 Bd5 {1-0 (56) Ivanchuk,V (2713)-Wagner,D (2566) Batumi 2018}) 12... Qa8 13. Bd3 Ne4 {The position is equal.} 14. Nxe4 Bxe4 15. Bxe4 Qxe4 16. Qb1 Qxb1 {Predecessor:} 17. Rexb1 $146 Rc8 18. Nd2 Rb7 19. Ra3 h6 20. Kf1 Kh7 21. Ke2 Rcc7 {½-½ (21) Han,Y (1976)-Clanchy,N (1877) Hull 2018} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.4"]
[White "Liu, Guanchu"]
[Black "Predke, Alexandr"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2445"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,30,0,0,0,10,0,10,-17,-8]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Qf3 Bd6 12. Bxf6 Qxf6 {The position is equal.} 13. Qxf6 {C47: Scotch Four Knights and Four Knights with 4 g3} gxf6 14. Ne2 Re8 (14... Rb8 15. Rab1 Re8 16. Ng3 h6 17. Nf5 Bxf5 18. Bxf5 Rb7 19. Bd3 Be5 20. Rfe1 Kf8 {½-½ (31) Ni,H (2674)-Rapport,R (2707) China 2017}) 15. Nd4 c5 {Predecessor:} 16. Nf5 $146 Bf8 17. Ng3 Be6 18. b3 c4 19. bxc4 dxc4 {0-1 (37) Gil Ojeda,J (1936)-Brito Garcia,A (2351) Santa Cruz de La Palma 2017} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.5"]
[White "Wen, Yang"]
[Black "Nguyen, Anh Dung"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2599"]
[BlackElo "2458"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,61,32,19,13,14,22,10,10,10,31,24,36,23,27,8,43,22,43,47,56,43,55,55,51,51,51,51,77,27,77,0,0,0,95,29,217,4,200,210,281,136,329,309,492,496,729,696,716,677,829,817]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 h6 7. Nbd2 a6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. a4 O-O 9. h3 Ba7 {The position is equal.} 10. Re1 Ne7 11. Bb3 Ng6 12. d4 Re8 13. Bc2 Be6 14. Nf1 {[#]} Nh7 $146 ({Predecessor:} 14... exd4 15. cxd4 d5 {1-0 (47) Vachier Lagrave,M (2796)-Nakamura,H (2785) Paris 2017}) 15. Be3 Ng5 16. Ng3 Qf6 17. Nh2 Nf4 18. Ng4 Bxg4 19. Qxg4 Nge6 {[%cal Re5d4]} 20. Rad1 g6 {[#] Hoping for ...h5.} 21. Nf1 (21. Nf5 $16) 21... h5 22. Qg3 Bb6 (22... exd4 $11 {keeps the balance.} 23. cxd4 Nxd4 24. Rxd4 Nxh3+ 25. Qxh3 Bxd4) 23. h4 (23. d5 $16 h4 24. Qg4) 23... Rad8 $2 (23... exd4 $11 24. cxd4 Ba5) 24. Nh2 $2 ({Better is} 24. d5 $18) 24... Kh7 $2 (24... exd4 $11 25. cxd4 Bxd4) 25. Nf3 $18 Rg8 26. Bb3 (26. d5 $18 {is more deadly.}) 26... g5 $2 (26... Kg7 $16 {might work better.} 27. Bxe6 Qxe6 28. Bxf4 exf4 29. Qxf4 f6) 27. Bxe6 gxh4 (27... Nxe6 {was necessary.} 28. Nxg5+ Kh8 29. dxe5 dxe5 30. Rxd8 Nxd8 31. Bxb6 Qxb6) 28. Bf5+ {White is clearly winning.} Qxf5 {[#]} (28... Kh8 $142 29. Qxh4 Rxg2+ 30. Kh1 Qxh4+ 31. Nxh4 Rgg8 32. Bxf4 exf4) 29. Qxg8+ $1 {[%mdl 512]} Rxg8 30. exf5 Nxg2 31. Ng5+ {Accuracy: White = 46%, Black = 33%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.6"]
[White "Popov, Ivan"]
[Black "Mendonca, Leon Luke"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2581"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,150,21,23,16,20,21,15,21,30,11,0,13,15,15,29,28,25,30,24,29,38,41,54,33,27,37,22,24,48,47,43,25,29,27,21,31,32,32,51,13,15,14,19,18,24,18,22,12,12,12,12,12,12,3,44,44,44,44,44,44,44,15,84,0,44,44,102,48,64,0,105,64,64,54,56,56,111,107,107,41,47,44,67,58,60,41,28,23,33,29,35,37,258,286,235,173,139,155,239,142,106,0,52,0,198,91,132,158,210,218,226,179,331,323,269,276,369,270,359,279,1655,1533,8772,6485,5197,5604,2759,1339,4618,5093,4133,1136,29976,29977,29975,29974,29973,29972,29984,29983,29983]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Qd3 g6 7. O-O {B53: Sicilian: 2...d6: Lines with Qxd4} Bg7 8. c4 Nf6 9. h3 {The position is equal.} O-O 10. Nc3 a6 11. Bxc6 Bxc6 12. Nd4 Nd7 $146 ({Predecessor:} 12... Rc8 13. Be3 Nd7 {1-0 (47) Alekseev,E (2710)-Lovkov,R (2461) St Petersburg 2013}) 13. Be3 Nc5 14. Qc2 Rc8 15. Rfd1 Bd7 16. Rac1 Ne6 17. Qe2 (17. Qd3 {is more complex.} Nc5 18. Qd2 Qa5 19. b3 Rfe8 20. Rb1) 17... Nxd4 18. Bxd4 Bxd4 19. Rxd4 Be6 20. b3 Qa5 21. Nd5 Rfe8 22. Rcd1 Bxd5 23. exd5 e5 24. dxe6 Rxe6 25. Qd2 (25. Qf3 {is interesting.} Rc6 26. R1d2 Qc7 27. Re2 Re5 28. Qd3) 25... Qxd2 $1 26. R1xd2 $11 {[%mdl 4096] Endgame KRR-KRR} Rc6 $1 27. f4 Kf8 28. Kf2 Ke7 29. a4 a5 30. Rd5 Rc5 31. g4 b6 32. Kf3 f6 33. h4 f5 34. gxf5 gxf5 35. h5 Rh6 36. Kg3 Re6 (36... Rxd5 $11 {remains equal.} 37. Rxd5 Rxh5) 37. Kf3 Rh6 $1 38. Rh2 Kf7 (38... Kd7 $14) 39. Rd3 (39. Kg3 $16) 39... Rc8 40. Rd5 Rc5 41. Rd1 Rc8 42. Rd3 Rc7 43. Rh1 Rc8 (43... Ke6 $14) 44. Rd5 $16 Rc5 45. Rh2 (45. Kg3 $1 $16) 45... Ke7 $14 46. Rd1 Rc8 47. Rg1 d5 48. Rg7+ ({Reject} 48. cxd5 Rc3+ 49. Kf2 Rc2+ 50. Kg3 Rxh2 $11) 48... Kf8 49. Rhg2 Rc5 50. Rg8+ Kf7 51. R2g7+ Kf6 $2 (51... Ke6 $1 $14) 52. Rb7 $18 Rxh5 53. Rxb6+ Kf7 54. Ra8 {Threatening mate with Ra7+.} Rh3+ {[#]} (54... Rc7 $16 {is a better defense.} 55. Rxa5 (55. cxd5 Rc3+ 56. Kf2 Rh2+ 57. Kg1 Rhc2 $16) 55... dxc4 56. bxc4 Ke8 57. Rb8+ Kf7) 55. Kf2 ({White should play} 55. Ke2 $1 $18 {Intending Ra7+ and mate.} Rc7 56. cxd5 (56. Rxa5 dxc4 57. bxc4 Kg7 $16)) 55... Rc7 $16 56. c5 (56. cxd5 $16 Rc2+ 57. Kg1) 56... Rc3 ({Black should try} 56... Re7 $1 $11) 57. Rxa5 (57. Ke2 $14) 57... d4 $2 (57... Re7 $1 $11 {and Black is okay.}) 58. c6 (58. b4 $18 {is more deadly.}) 58... Ke6 59. Re5+ Kf6 {[#]} (59... Kd6 $16 60. Rxf5 Re7) 60. Rd5 $1 $18 Rc2+ 61. Ke1 R7xc6 $2 (61... Ke6 62. Rxd4 h5) 62. Rxc6+ Rxc6 63. Rxd4 {KR-KR} Rc3 64. Rd6+ Kg7 65. Rb6 h5 $2 (65... Rc1+ 66. Kf2 Ra1) 66. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} h4 67. Kf2 Rc2+ 68. Kg1 Ra2 69. b4 Kf7 70. a6 Ke7 71. b5 (71. Rb7+ $142 Kf6 72. b5) 71... h3 72. Rb7+ {White mates.} Kd6 73. a7 Kd5 74. b6 Ke4 75. Rb8 Kd5 {Accuracy: White = 66%, Black = 44%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.7"]
[White "Zhao, Yuanhe"]
[Black "Tran, Tuan Minh"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2431"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,107,0,0,7,5,14,4,0,22,28,-12,-12,-16,-2,-52,-49,-66,-30,-41,0,-55,-56,-92,-81,-75,-35,-102,-67,-81,-63,-54,-58,-52,-43,-47,-8,-5,-8,-14,0,0,68,79,71,76,394,394,394,381,365,392,745,743,731,655,1041,519,859,370,358,289,282,262,252,263,271,247,272,198,198,198,218,211,253,239,243,221,221,221,230,221,271,265,271,271,271,271,397,395,483,477,519,512,736,568]} 1. Nf3 Nf6 2. c4 b6 3. b3 Bb7 4. Bb2 e6 5. e3 Be7 6. Be2 O-O 7. O-O d5 8. d4 dxc4 {A13: English Opening: 1...e6} 9. Bxc4 Nbd7 10. Qe2 a6 {The position is equal.} 11. Rd1 Bd6 $146 ({Predecessor:} 11... c5 12. a4 Qc7 13. Nc3 cxd4 14. exd4 Rfe8 15. Rd3 Bd6 {0-1 (40) Sitnikov,D (2500)-Smirnov,P (2599) Kemerovo 2012}) 12. Nc3 b5 13. Bd3 c5 14. e4 cxd4 15. Nxd4 Qb6 16. Nf3 Ng4 {[#]} 17. Rf1 (17. e5 $1 $11 {[%mdl 512]} Ndxe5 (17... Bxe5 18. Bxh7+) 18. Nxe5 Nxe5 19. Be4) 17... Rac8 18. h3 Nge5 19. Rad1 Rc7 20. Nb1 (20. Bb1 $15) 20... Rfc8 21. Nbd2 Ng6 {Threatens to win with ...Nf4.} 22. Bb1 Nf4 23. Qe1 $1 h6 24. a3 e5 25. b4 a5 26. bxa5 Qxa5 27. Nb3 Qa4 (27... Qa6 $11 28. Na5 b4 $1 {[%mdl 512]} 29. axb4 Qb6 30. Nxb7 Rxb7) 28. Rxd6 $14 {Na5 is the strong threat.} Qxb3 29. Qd2 Nc5 $2 {[%mdl 8192]} (29... Rc2 $16 {is more resistant.} 30. Bxc2 Rxc2) 30. Bxe5 $18 Nfe6 31. Ba2 Qxa3 32. Bxe6 $1 fxe6 $2 (32... Nxe6 33. Rxe6 Rc1) 33. Rd8+ Kh7 34. Bxc7 Rxc7 {[#]} 35. Qf4 (35. Ng5+ $142 $1 {[%mdl 512]} Kg6 (35... hxg5 36. Qxg5) 36. Qf4 hxg5 37. Qxc7 Bxe4 38. Qe7) 35... Rd7 (35... Rc8 $142) 36. Rxd7 (36. Rf8 $142 Na6 37. Ne5) 36... Nxd7 37. Qc7 Nc5 38. Nd4 Bxe4 39. Nxb5 Qb4 40. Nd6 Bg6 41. Qc6 Nd3 42. Nc4 Nf4 {[#]} 43. Ne3 $1 Qa5 44. Qf3 Qe5 45. Kh1 Nd3 46. Ng4 Qd4 47. Qe3 Qd5 48. f3 Qf5 49. Ra1 h5 50. Nf2 Nf4 (50... Nxf2+ $142 51. Qxf2 Qf6) 51. Ne4 h4 52. Ra7 {White is clearly winning.} e5 53. Qf2 Qc8 54. Nf6+ {Accuracy: White = 62%, Black = 33%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.8"]
[White "Cao, Sang"]
[Black "Karthik Venkataraman"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2385"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,20,18,45,31,31,14,12,0,31,6,37,37,27,39,130,89,155,41,38,34,25,0,0,8,68,0,0,0,83,83,77,100,95,78,151,118,220,10,0,-14,97,68,196,195,187,183,285,228,213,47,388,268,472,50,636,617,604,585,1935,1870,6552,530,507,0,6224,6532,5285,5265,29976,29975]} 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. h3 e6 7. g4 Nfd7 {B81: Sicilian Scheveningen: Keres Attack} 8. Bg2 Be7 9. O-O Nc6 {The position is equal.} 10. Be3 Nce5 $146 ({Predecessor:} 10... O-O 11. Nce2 Qc7 12. c3 Re8 13. f4 Bf8 14. Qd2 Rb8 15. g5 {½-½ (82) Ponomariov,R (2714)-Dominguez Perez,L (2726) Beijing 2014}) 11. b3 Ng6 12. f4 Nh4 13. Bh1 Nc5 (13... g5 $14) 14. Qd2 h5 (14... Ng6 $142) 15. b4 (15. g5 $16) 15... Nd7 $1 $14 16. g5 {Qe1 is the strong threat.} Nb6 $1 17. Qd3 Bd7 18. Nde2 {aiming for Qd4.} Qc7 ({Black should try} 18... O-O $11) 19. Bf2 (19. Qd4 $14 Nc4 20. Qxg7) 19... Ng6 $11 20. Qd4 Nc4 (20... Na4 $1 $11 {remains equal.} 21. Nxa4 (21. Qxg7 Nxc3 22. Nxc3 Rc8 $11) 21... Bxa4) 21. Qxg7 $16 O-O-O 22. Qd4 Rhg8 23. Bg2 Rdf8 (23... d5 $142) 24. Rab1 f6 (24... b5 $16) 25. b5 $2 (25. f5 $1 $18) 25... fxg5 $11 26. e5 {And now bxa6 would win.} Nxf4 (26... axb5 $11 {keeps the balance.} 27. Rxb5 (27. Nxb5 Bxb5 28. Rxb5 Nxf4 $15) 27... Bxb5 28. Nxb5 Nxf4 29. Nxf4 Rxf4 30. Nxc7 Rxd4 31. Bxd4 Kxc7) 27. bxa6 $16 Bc6 (27... bxa6 $14 28. Rb7 Nxh3+ 29. Bxh3 (29. Kh2 Qc5 $14) 29... Kxb7 30. Qa7+ Kc8 31. Qa8+ Qb8 32. Qxa6+ {[%mdl 64] Double Attack} Kd8 33. Qxc4 g4) 28. Rxb7 $1 $18 {[%mdl 64] X-Ray Attack} (28. Qxc4 Bxg2 29. Qxc7+ Kxc7 $17) (28. axb7+ $6 Kd7 $16) 28... Bxb7 29. Bxb7+ (29. axb7+ $6 Kd7 $14) 29... Kd7 {[#]} 30. Nxf4 $1 Rxf4 (30... gxf4+ 31. Kh1) 31. Qa7 $2 $40 {[%mdl 128] White has some attack.} ({Don't do} 31. exd6 $6 Qxd6 32. Qa7 Ke8) ({White should play} 31. Ne4 $18) 31... Na3 $2 {[%mdl 8192]} ({Better is} 31... g4 $14) 32. Bb6 Rxf1+ $2 (32... Qb8 33. Qxb8 Rxb8) 33. Kg2 $2 (33. Kxf1 $18 {White threatens Bc6+! and mate.} Qc4+ 34. Kg1) 33... Nb5 $2 {[%mdl 8192]} ({But not} 33... Qxc3 $2 {[#]} 34. Bc6+ $1 {[%mdl 512]} Kxc6 35. Qb7+ Kb5 36. Bd4+ Kc4 37. Bxc3 $18) (33... Qb8 $14 34. Qxb8 Rxb8 35. Kxf1 Rf8+ 36. Ke2 Nc4 {[%mdl 64] Double Attack}) 34. Nxb5 Qxc2+ 35. Kxf1 Qd1+ 36. Kg2 Qe2+ 37. Kg1 (37. Bf2 $142 {Threatening mate with Bc6+!} Qxb5 38. Bf3+ Kd8 39. exd6 Bxd6 40. Bb6+ Qxb6 41. Qxb6+ Ke7 42. Qb7+ Kf6 43. Bxh5) 37... Qe1+ 38. Kg2 (38. Kh2 $142 Qxe5+ 39. Kh1) 38... Qe2+ 39. Bf2 {Intending Bc6+! and mate.} Qxb5 40. Bf3+ {[%mdl 64] Discovered Attack} Ke8 41. exd6 {Accuracy: White = 47%, Black = 23%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.9"]
[White "Pham, Chuong"]
[Black "Demchenko, Anton"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "2383"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,124,29,19,47,35,54,64,62,-4,0,-28,-23,-34,-34,-34,-34,-35,-26,-32,-20,-61,-44,-69,-68,-69,-69,-65,-63,-70,-70,-70,-62,-87,-20,-80,-75,-112,-85,-93,-74,-99,-87,-85,-55,-89,-89,-91,-93,-93,-95,-103,-78,-115,-93,-99,-72,-74,-75,-239,-246,-248,-194,-456,-433,-432,-429,-573,-547,-589,-517,-582,-458,-688,-632,-565,-486,-862,-866,-811,-814,-766,-747,-1347,-1143,-1993,-1985,-1838,-1642,-12848,-1454,-1481,-1388,-1256,-1256,-1245,-1212,-1160,-1138,-1070,-616,-29970,-29971,-29970,-29970,-29982,-29983,-29983,-29984,-29986,-29987]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 Rb8 8. b3 a6 9. Bb2 e6 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6} (9... b5 10. cxb5 axb5 11. Rc1 b4 12. Na4 Na7 13. d5 e5 14. dxe6 fxe6 15. Qc2 c5 16. Rfd1 Qe7 17. Rxd6 Bb7 18. Rdd1 Rbc8 19. Ne5 Bxg2 20. Kxg2 Nb5 {1-0 (73) Aronian,L (2801)-Nakamura,H (2741) Moscow 2010}) 10. Rc1 Bd7 11. e4 e5 {White is slightly better.} 12. Re1 $146 (12. d5 $14 Ne7 13. c5) ({Predecessor:} 12. d5 Ne7 13. Ne1 Ne8 14. Nd3 f5 15. f4 exf4 16. Nxf4 Nf6 17. Qe2 fxe4 18. Nxe4 Nxe4 19. Bxe4 Bxb2 20. Qxb2 Nf5 21. Rce1 {½-½ (21) Spirin,O (2475)-Petenyi,T (2445) Czechia 2015}) 12... Bg4 $11 13. dxe5 (13. d5 $5 {[%cal Rd5c6]} Nd4 14. Qd3 $11) 13... Nxe5 14. Rc2 Nfd7 15. Nd5 Nc5 16. Bxe5 dxe5 17. Rd2 Bxf3 18. Bxf3 c6 19. Nc3 Qa5 20. Qc2 Bh6 21. Rdd1 Rfd8 22. Rxd8+ Rxd8 23. Rd1 Rd4 24. Kg2 Qd8 ({Black should try} 24... Bf8 $17) 25. Be2 (25. b4 $11 {remains equal.} Ne6 26. a3) 25... a5 26. f3 Be3 27. Na4 {[%cal Bc3a4,Ba4b2,Bb2d1][%mdl 32]} Ne6 28. Nb2 h5 29. Rxd4 Qxd4 (29... Nxd4 {feels hotter.} 30. Qc3 Qg5 31. Nd1 Bd2 32. Qd3 Bc1) 30. Nd1 Qc5 31. Qd3 Bd4 32. Qd2 b6 33. Bd3 Qe7 34. Bb1 Kg7 35. Bd3 Qf6 36. Be2 h4 37. a3 $2 (37. Nf2 $17 {is a better defense.}) 37... Ng5 $19 38. Qd3 Qe6 39. g4 $2 (39. f4 {was forced.} Qh3+ 40. Kh1 hxg3 41. Qxg3 Qxg3 42. hxg3 Nxe4 43. Kg2) 39... Qe7 40. Qd2 Ne6 41. b4 axb4 42. axb4 Nf4+ 43. Kf1 Qa7 44. b5 (44. h3 $142 Nxh3 45. Kg2 Nf4+ 46. Kh2) 44... c5 45. Nf2 Qa1+ 46. Qd1 (46. Bd1 $142 h3 47. g5) 46... Qa2 47. Nd3 Nxe2 48. Qxe2 Qxc4 49. Ne1 Qc1 50. Kg2 c4 51. Nc2 c3 52. Ne1 {[#]} Qd2 (52... h3+ $142 $1 {[%mdl 512]} 53. Kxh3 Qd2) 53. Kf1 h3 54. Nd3 {[#]} Bg1 $1 {[%mdl 512]} 55. Qxd2 (55. Kxg1 Qxe2) 55... cxd2 {[%mdl 4096] Endgame KB-KN} 56. Ke2 Kf6 57. Kxd2 Bxh2 58. Ke2 {intending Nf2.} Bg1 {Black mates.} 59. Kf1 Bd4 60. Nc1 Kg5 61. Ne2 Be3 62. Nc3 Kf4 {Accuracy: White = 35%, Black = 73%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.10"]
[White "Hoang, Canh Huan"]
[Black "Cheparinov, Ivan"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "2394"]
[BlackElo "2683"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,67,-35,-35,-35,-35,-40,-34,-47,-38,-42,-42,-43,-43,-60,-37,-66,-60,-65,-33,-43,60,68,60,58,69,50,66,52,50,0,193,47,174,198,358,345,463,422,810,806,779,772,937,919,1093,1113,1111,1111,919,6861,6652,6652,6118,6118,5941,5136]} 1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Bc5 6. d4 Bb4 7. Bd2 c5 8. Bd3 {C29: Vienna Game: 2...Nf6 3 f4} (8. Nxe4 dxe4 9. Bxb4 cxb4 10. Ng1 O-O 11. Bc4 Nc6 12. c3 bxc3 13. bxc3 Qg5 14. Qe2 Bf5 15. Nh3 Bxh3 16. gxh3 {1-0 (54) Andreikin,D (2683)-Kramnik,V (2791) Moscow 2010}) 8... Nxd2 9. Qxd2 Nc6 10. a3 {Black is slightly better.} Ba5 11. b4 $146 ({Predecessor:} 11. Qf4 cxd4 12. Nxd4 O-O 13. b4 Bc7 14. Nxc6 bxc6 15. O-O g5 {0-1 (40) Vecchio,R (1767)-Laven,G (1934) ICCF email 2014}) 11... cxb4 12. Nb5 O-O {Threatens to win with ...b3!} 13. O-O h6 14. Kh1 Be6 15. Nd6 bxa3 16. c3 Bc7 (16... Qe7 $15) 17. Nxb7 $14 Qe7 18. Nc5 Bb6 19. Nxe6 fxe6 20. Bc2 {Black must now prevent Qd3.} g5 21. h4 {[%cal Rh4g5]} Rf7 $2 {[#]} (21... Qg7 $1 $11 {and Black stays safe.}) 22. hxg5 ({Only move:} 22. Qd3 $1 $18) 22... Raf8 (22... hxg5 $14 23. Ba4 (23. Nxg5 Rxf1+ 24. Rxf1 Rf8 $11) 23... g4 24. Bxc6 Rc8) 23. gxh6 $18 Rf4 $2 (23... Kh8 24. Qe3 Na5) 24. Qd3 a2 25. g3 {White is clearly winning.} Re4 (25... Rg4 $142 26. Nh2 (26. Rxa2 Rxg3 27. Bd1 Kh8 $16) 26... Rxf1+ 27. Rxf1 Rg5 28. h7+ Kh8) 26. Nd2 Rxf1+ 27. Rxf1 ({Not} 27. Qxf1 Re3 $14) 27... Qh7 28. Nxe4 Qxh6+ 29. Kg2 {[#] White threatens Qf3 and mate.} dxe4 30. Qxe4 {White wants to mate with Qg4+.} Qd2+ 31. Kg1 (31. Kh1 $142 Qh6+ 32. Kg1) 31... Bxd4+ 32. cxd4 Qxd4+ 33. Qxd4 Nxd4 34. Ba4 {Accuracy: White = 71%, Black = 31%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.11"]
[White "Gukesh D"]
[Black "Setyaki, Azarya Jodi"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2529"]
[BlackElo "2378"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,51,35,52,34,40,46,66,26,28,15,25,24,39,45,33,0,0,0,0,0,118,90,148,110,237,218,222,221,331,322,461,427]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 Nbd7 7. Nc3 e5 8. Qc2 Re8 9. Rd1 exd4 10. Nxd4 a6 11. b3 Rb8 12. Bb2 {E67: King's Indian: Fianchetto: 6...Nbd7} (12. h3 c5 13. Nf3 b5 14. cxb5 axb5 15. Bb2 Qe7 16. e3 b4 17. Nd5 Nxd5 18. Rxd5 Nf6 19. Rdd1 Bf5 {0-1 (36) Melkumyan,H (2622)-Mamedov,R (2657) Berlin 2015}) 12... c5 13. Nf3 b5 14. cxb5 {White is slightly better.} axb5 {[%cal Ba6b5,Bb5b4][%mdl 32]} 15. Rxd6 b4 $1 {[%cal Rb4c3]} 16. Na4 {[%cal Bc3a4,Ba4c5,Bc5d3][%mdl 32]} Qe7 17. Rad1 Ne4 18. Rc6 $146 {Bxg7 is the strong threat.} ({Predecessor:} 18. R6d5 Bxb2 19. Qxb2 Nef6 20. R5d2 Ne4 21. Rd5 Nef6 22. R5d2 Ne4 23. Rd5 {½-½ (23) Matlak,M (2450)-Socko,B (2455) Brzeg Dolny 1996}) 18... Bxb2 19. Qxb2 Ndf6 20. Nxc5 $1 {Strongly threatening e3.} Nc3 (20... Nxf2 $11 21. Rf1 (21. Kxf2 Ng4+ 22. Kf1 Ne3+ {[%mdl 64] Double Attack} 23. Ke1 Nxg2+ 24. Kf2 Ne3 $17) 21... N2e4) 21. Re1 $16 Ng4 {[%cal Rc3e2] [#]} 22. e3 $1 Rb5 (22... Rd8 $16 {keeps fighting.}) 23. Nd3 $18 Bb7 24. Rc4 Ne4 (24... Rd8 $142 25. a4 (25. Rxg4 Bxf3 26. Bxf3 Rxd3 $16) 25... Rb6) 25. Nd4 Rb6 (25... Ne5 $142) 26. f3 {[%mdl 64] Double Attack. Accuracy: White = 82%, Black = 50%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.12"]
[White "Xu, Yi"]
[Black "Tran, Quoc Dung"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2520"]
[BlackElo "2376"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,67,45,35,44,45,70,33,63,56,74,74,88,82,166,112,118,108,131,116,117,96,164,118,151,169,202,123,149,146,181,174,176,175,390,364,789,787,1138,1050,998,1092,2055,2088,1213,1522,1614,1739,1337,1321,1213,889,858,845]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Be7 9. Bxf6 gxf6 {B66: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 h6} 10. f4 Bd7 (10... Qc7 11. Nf3 Bd7 12. Kb1 O-O-O 13. Bd3 Kb8 14. Rhe1 h5 15. g3 Rc8 16. Bf1 Na5 17. Re3 Qb6 18. Qe1 Rc7 19. Nd4 Rhc8 20. Nb3 Nc4 21. Bxc4 Rxc4 {½-½ (62) Anand,V (2773)-Firouzja,A (2607) St Petersburg 2018}) 11. f5 Qb6 {White is slightly better.} 12. Nxc6 bxc6 13. Bc4 h5 $146 ({Predecessor:} 13... Rb8 14. Bb3 h5 15. Qe2 c5 16. Rhe1 Kd8 17. fxe6 fxe6 {1-0 (92) Emiroglu,C (2108)-Bukavshin,I (2430) Porto Carras 2010}) 14. Rhe1 e5 (14... a5 $16) 15. Na4 (15. Re3 $18) 15... Qa7 $16 16. Bb3 a5 17. Qd3 Rh7 18. Re3 O-O-O (18... Rb8 $16 {is a better defense.}) 19. Qe2 Kc7 20. Rh3 Rdh8 21. Qc4 Bc8 22. Nc3 Ba6 {[#]} 23. Nd5+ $1 Kd7 {[#]} 24. Qc3 $1 $36 {[%mdl 2048] White is really pushing.} Bd8 $2 (24... Bb5 {was worth a try.}) 25. Ba4 $18 {[%csl Ga4][%cal Rc3c6]} Qb7 $2 (25... Bb5 26. Bxb5 cxb5) 26. Qa3 {White is clearly winning.} Qb8 27. Rb3 Bb5 {[#]} 28. c4 $1 {[%mdl 512]} Ke8 (28... Bxc4 29. Rxb8) 29. Bxb5 cxb5 30. Rxb5 Qc8 31. Qxd6 {White threatens Rb8 and mate.} Qxc4+ 32. Nc3 {[%csl Gd1][%cal Rd6d8]} Qc7 33. Qxc7 Bxc7 34. Rb7 {Accuracy: White = 65%, Black = 40%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.13"]
[White "Pham, Le Thao Nguyen"]
[Black "Nasanjargal, Urtnasan"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2374"]
[BlackElo "2503"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,112,22,7,77,72,88,73,82,60,60,60,53,43,57,58,58,64,92,74,97,100,122,101,103,79,104,104,112,95,93,93,88,91,91,97,91,0,93,0,122,82,92,88,87,85,92,40,39,35,73,69,78,64,81,77,83,91,82,68,77,35,35,35,35,35,26,28,33,7,11,8,18,20,29,30,27,8,8,8,8,8,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 g6 2. Nf3 Nf6 3. g3 d5 4. Bg2 c6 5. O-O Bg7 6. Nbd2 O-O 7. c3 Ne4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (7... Nbd7 $11) (7... Bf5 8. Nh4 Be6 9. f4 Na6 10. f5 Bd7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Qb6 14. Qb3 Bf6 15. Bh6 Qxb3 16. axb3 {0-1 (62) Artemiev,V (2709)-Duda,J (2738) St Petersburg 2018}) 8. Nxe4 $16 dxe4 9. Ng5 f5 {White is better.} 10. Qb3+ Qd5 11. f3 {[%cal Rf3e4]} h6 12. Nh3 exf3 13. exf3 Qxb3 14. axb3 g5 $146 15. Re1 Bf6 16. Nf2 Na6 17. Nd3 Rd8 18. Bf1 Nc7 19. b4 Rd6 20. Be3 Kg7 21. Bf2 a6 22. Nc5 Ne6 23. Na4 Nc7 24. Nc5 Ne6 $1 25. Na4 (25. Nb3 $16) 25... Rb8 (25... Nc7 $1 $11 {remains equal.}) 26. Bd3 b6 27. Bxf5 Nxd4 28. Be4 Nb3 29. Bxb6 (29. Ra3 $16 b5 30. Nc5 (30. Rxb3 bxa4 31. Ra3 a5 $16)) 29... Nxa1 $14 30. Bc7 Rb5 {[#] aiming for ...Rd7.} 31. Bxd6 exd6 32. Rxa1 Bb7 33. Rd1 Be7 34. Bd3 Re5 35. Nb6 c5 36. Nc4 Re6 $1 37. bxc5 {[#] Black must now prevent Bf5.} Bxf3 38. Bf5 {Hoping for c6.} Rf6 39. Re1 Bf8 40. g4 dxc5 41. Ne5 Bb7 42. Nd7 Rf7 43. Nxf8 Kxf8 $11 {[%mdl 4096] Endgame KRB-KRB} 44. Re6 Bc8 $1 {[%cal Rc8e6] The position is equal.} 45. Rxh6 Bxf5 46. gxf5 {KR-KR} Rb7 47. Rxa6 Rxb2 48. Rc6 Kf7 49. Rxc5 Kf6 50. h3 Rc2 51. c4 Rd2 52. Rc8 Kxf5 53. Rf8+ Ke4 54. Rf2 Rd3 55. Kg2 Rc3 56. Rf8 Rxc4 {Accuracy: White = 64%, Black = 71%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.14"]
[White "Chu, Wei Chao"]
[Black "Nguyen, Anh Khoi"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2373"]
[BlackElo "2484"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,59,22,23,0,34,17,26,22,33,23,24,12,19,19,19,0,19,0,19,-2,19,0,19,19,19,5,19,19,19,2,19,3,19,19,19,19]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7 11. Re1 Re8 12. h3 Ne4 13. Nxe4 Rxe4 14. Qc2 {A63: Modern Benoni: Fianchetto Variation: 9...Nbd7} Re8 {[#]} 15. Bd2 $146 ({Predecessor:} 15. Bf4 Qc7 16. Nd2 Ne5 17. b4 c4 18. Ra3 Bf5 19. e4 Bd7 20. Bxe5 Bxe5 21. Qxc4 Rac8 {½-½ (63) Smejkal,J (2515)-Gruenberg,H (2475) Prague 1989}) 15... Ne5 16. Nxe5 {White has an edge.} Bxe5 17. Bc3 f5 18. e3 a5 {The position is equal.} 19. h4 b6 20. Bf3 Ra7 21. Kg2 Rf7 22. Rh1 Bd7 23. Qb3 Qc7 24. Rac1 h5 25. Rhd1 Rfe7 26. Qc2 Rf8 27. Kg1 Qd8 28. Ra1 Ree8 29. Re1 Qe7 30. Qd2 {Accuracy: White = 19%, Black = 40%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.15"]
[White "Raghunandan, Kaumandur Srihari"]
[Black "Shyaamnikhil P"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2352"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,53,16,19,11,27,28,33,10,8,18,15,15,25,18,12,14,80,82,79,79,88,80,141,81,94,71,116,116,129,114,108,123,131,127,431,420,397,407,719,714,1171,1160,1422,1458,1425,1333]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 (5. Bxd7+ Bxd7 6. d4 cxd4 7. Qxd4 e5 8. Qd3 h6 9. a4 Nf6 10. a5 Be7 11. c4 b5 12. axb6 Qxb6 13. Nc3 O-O 14. Be3 Qb7 15. h3 Rfc8 16. Nd2 Be6 17. Rfb1 a5 18. b3 Ra6 19. Ra2 Bd7 20. Rba1 {½-½ (20) Wang,H (2730)-Nepomniachtchi,I (2763) St Petersburg 2018}) 5... Ngf6 6. Re1 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} b5 7. c4 Rb8 8. Nc3 {[%cal Rc4b5] White is slightly better.} b4 9. Nd5 e6 10. Nxf6+ Qxf6 11. Bc2 e5 12. a3 g5 $146 (12... bxa3 $11 {remains equal.} 13. Rxa3 Be7) ({Predecessor:} 12... Be7 13. axb4 Rxb4 14. d3 O-O 15. Ba4 Nb8 16. Bg5 Qe6 17. Bd2 Rb7 18. Rb1 Qg6 19. Kh1 {½-½ (19) Cerveny,P (2319)-Kukelko,A (2196) Pardubice 2018}) 13. d3 $16 g4 {[#]} 14. Nd2 $1 h5 15. axb4 cxb4 ({Black should play} 15... Rxb4 16. Nf1 Bh6) 16. Nb3 (16. Ba4 $142) 16... Bh6 17. Bxh6 Qxh6 18. d4 exd4 19. Qxd4 {e5! is the strong threat.} O-O 20. Red1 Rb6 21. Ra5 Bb7 $2 {[%mdl 8192] [#]} (21... Re8 $16 22. Bb1 Bb7) 22. e5 $1 $18 {[%mdl 512]} Re8 {[#]} (22... dxe5 23. Qxd7) 23. Bf5 $1 {[%cal Rf5d7]} Nxe5 (23... Nc5 $142 24. Nxc5 dxc5 25. Rxc5 Qg7) 24. Qxb6 {[%mdl 64] Double Attack. White is clearly winning.} Nf3+ 25. gxf3 gxf3 26. Kh1 Qg7 27. Bh3 {Accuracy: White = 68%, Black = 41%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.16"]
[White "Laxman, R.R."]
[Black "Nandhidhaa, P V"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2425"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,57,8,8,0,0,0,0,0,0,0,0,-1,9,0,0,0,0,7,10,-29,-26,-56,-11,-17,-15,-61,49,54,22,43,33,0,0,0,0,0,0,-41,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. a3 Be7 5. Nc3 O-O 6. cxd5 {E00: Catalan Bogo-Indian (3 g3 Bb4+)} (6. Bf4 b6 7. cxd5 Nxd5 8. Nxd5 exd5 9. e3 c5 10. Be2 Bb7 11. O-O Nd7 12. Qa4 a6 13. dxc5 bxc5 14. Rfd1 Nf6 15. Qb3 Ra7 16. Rac1 Ba8 17. Be5 Nd7 {½-½ (77) Iniyan,P (2481)-Vorobiov,E (2561) Trieste 2018}) 6... exd5 7. Bg5 c6 8. e3 Bf5 9. Bxf6 Bxf6 10. Bd3 Be6 $146 ({Predecessor:} 10... Bxd3 11. Qxd3 Nd7 12. O-O Re8 13. b4 b5 14. a4 a6 {1-0 (46) Galic,I (1888)-Bilobrk,F (2372) Sibenik 2008}) 11. Qc2 h6 12. h4 Nd7 13. O-O-O c5 14. Kb1 Rc8 15. Bh7+ Kh8 16. Bf5 cxd4 17. exd4 Rxc3 ({Black should try} 17... Nb6 $1 $15) 18. bxc3 $14 Bxf5 19. Qxf5 {[#] Threatens to win with Ng5.} Nb6 20. Ka2 Na4 21. Qc2 Qa5 22. Rd3 Rc8 $1 {[%cal Ra4c3]} 23. Rc1 Be7 24. Ne5 $1 {[#] And now c4 would win.The position is equal.} Bxa3 25. Nxf7+ Kg8 26. Nxh6+ $1 Kh8 27. Nf7+ Kg8 28. Nh6+ $1 Kh8 29. Nf7+ {Accuracy: White = 73%, Black = 68%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.17"]
[White "Wang, Shixu B"]
[Black "Chanda, Sandipan"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2362"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,87,44,45,52,25,39,37,33,40,45,32,36,39,58,45,50,37,28,0,10,0,24,21,39,0,12,1,17,0,0,-16,-15,-14,0,-68,-65,-65,0,-83,0,0,0,-34,0,-19,-14,-91,0,0,0,0,27,22,410,396,461,461,450,454,436,414,29979,29978,29987,29988,29993,2537,5336,5336,5314,5293,4133,1598,2486,2558,2264,2160,1664,1640]} 1. d4 f5 2. Bg5 g6 3. e3 Bg7 4. Nc3 d5 5. h4 c6 6. Nf3 {LiveBook: 33 Games} Nh6 {A80: Dutch Defence: Unusual White second moves} (6... Nd7 7. Bd3 Ngf6 8. h5 Qb6 9. Rb1 Ne4 10. Bf4 Rg8 11. O-O Bf6 12. hxg6 hxg6 13. Na4 Qd8 14. c4 {0-1 (36) Sunilduth Lyna,N (2536)-Caruana,F (2813) Douglas 2016}) 7. Ne5 $146 ({Predecessor:} 7. h5 Nf7 8. h6 Bf8 9. Bf4 Nd7 10. g4 fxg4 11. Ng5 Nxg5 12. Bxg5 Nf6 13. Bd3 Ne4 14. Bxe4 dxe4 {1-0 (30) Padeiro,J (2293)-Martins,D (2348) Lisbon 2015}) 7... Nd7 8. f4 {[%cal Bf2f4,Bf4e5][%mdl 32]} Nxe5 {White is slightly better.} 9. fxe5 Ng4 10. Be2 h6 11. Bf4 h5 12. Qd2 b6 13. O-O-O a5 14. Bf3 Ba6 15. Kb1 Qd7 16. Na4 Qa7 17. Bg5 e6 18. Nc3 Qc7 19. Ne2 Bxe2 20. Qxe2 b5 $1 {[%cal Bb6b5,Bb5a4][%mdl 32]} 21. Rhf1 Bh6 22. Qd3 ({Better is} 22. Bxh6 $11 Rxh6 23. g3) 22... Bxg5 $15 23. hxg5 Qe7 (23... Rc8 $15) 24. a4 (24. Qc3 $11 {keeps the balance.}) 24... bxa4 25. Bxg4 $1 hxg4 26. Rh1 Rh5 27. Rxh5 gxh5 $11 {[%mdl 4096] Endgame KQR-KQR} 28. Rh1 $1 {[%cal Rh1h5]} Qxg5 (28... Qb4 $1 $17 {Threatens to win with ...Rb8.} 29. Rxh5 Rb8 30. Rh8+ Kf7 31. Rxb8 Qxb8) 29. Qc3 $36 {[%mdl 2048] White fights for an advantage.} Kf7 30. Qxc6 Rh8 31. c4 Qd8 $2 {[%mdl 8192] [#]} (31... dxc4 $11 {and Black has nothing to worry.} 32. d5 Re8) 32. cxd5 $1 $18 Qxd5 33. Qc7+ Kg6 34. Qe7 {Qf6+ would kill now.} Qd8 35. Qxe6+ Kg5 (35... Kg7 $18 36. Qxf5 a3 37. bxa3 Qb6+ 38. Ka1 Qc6 39. Qg5+ Qg6 40. Qe7+ Qf7 41. Qg5+ Qg6 42. Qe7+ Qf7) 36. Qf7 {[%cal Rf7g7]} Rh6 37. g3 Qh8 {[#]} 38. Qe7+ (38. e4 $142 $1 {[%mdl 512]} Re6 (38... fxe4 39. Rf1) 39. Qxf5+ Kh6 40. Qxh5+ Kg7 41. Qxh8+ Kf7 42. Rh7+ Kg6 43. Qg8#) 38... Kg6 {White is clearly winning.} 39. Rc1 {White wants to mate with Rc6+.} Qg7 40. Qe8+ Kh7 41. Qd8 (41. Qc8 $142 h4 42. Rc7 hxg3 43. Qxf5+ Rg6 44. Rxg7+ Kxg7 45. d5) 41... Qg8 42. Qd7+ Qg7 43. Qc8 h4 44. Rc7 {Precision: White = 47%, Black = 54%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.18"]
[White "Rathnakaran, K.."]
[Black "Megaranto, Susanto"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2361"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,32,35,32,63,56,41,22,51,29,46,1,81,-75,-91,-101,-89,-81,-36,-27,-25,-31,-32,-14,-17,-167,-173,-173,-149,-147,-159,-189,-176,-219,-212,-205,-195,-254,-252,-322,-325,-362,-352,-320,-365,-439,-369,-341,-351,-490,-417,-407,-315,-443,-453,-500,-487,-707,-690,-704,-672,-797,-797,-916,-899,-1074,-1045,-974,-851,-2782,-2144]} 1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ng8 (4... Ne4 5. Ne2 Qb6 6. d4 e6 7. Ng3 c5 8. Bd3 Nxg3 9. hxg3 cxd4 10. Ng5 Nc6 11. Nxh7 Bd7 12. Qe2 O-O-O 13. O-O {0-1 (30) Mamedov,R (2703)-Piorun,K (2634) St Petersburg 2018}) 5. d4 Bg4 6. h3 {B11: Caro-Kann: Two Knights Variation} Bxf3 $1 7. Qxf3 e6 8. Be3 {White is slightly better.} Nd7 9. O-O-O b5 $146 ({Predecessor:} 9... Ne7 10. g4 Qa5 11. Kb1 c5 12. dxc5 {½-½ (33) Trisic,A (2245)-Berg,K (2410) Hamburg 1997}) 10. g4 Nb6 (10... b4 $11 11. Ne2 Rc8) 11. Nxb5 $2 {[#]} (11. Kb1 $16 {stays on course.}) 11... cxb5 $17 12. Bxb5+ Nd7 13. c4 a6 14. Ba4 $1 Rc8 15. c5 Ne7 $1 16. Qe2 Qa5 17. Bxd7+ (17. b3 $11 {and White has nothing to worry.}) 17... Kxd7 $19 18. Kb1 Nc6 19. f4 Rb8 20. Rd3 Qb5 21. Qd2 Be7 22. f5 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 23. Rc1 (23. h4 {was necessary.}) 23... a4 24. Rdc3 h5 25. g5 g6 ({Not} 25... exf5 26. g6 $19) 26. f6 Bd8 27. Ra3 Bc7 28. Qc2 Rb7 29. Ka1 Ra8 30. Rb1 Qb4 31. Rd3 {[#]} (31. Bf2 $142) 31... Qb3 $1 {[%mdl 512] Black is clearly winning.} 32. Qe2 (32. Rxb3 $2 {perishes.} axb3 33. Rc1 bxc2) (32. axb3 axb3#) 32... Qb5 33. a3 (33. Rc1 $142 Ba5 34. a3) 33... Rab8 34. Qc2 Qa6 35. Bd2 Rb3 36. Bc3 Ba5 37. Rbd1 Bxc3 38. Rxc3 Rxc3 39. bxc3 Rb3 {Accuracy: White = 24%, Black = 75%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.19"]
[White "Fenil, Shah"]
[Black "Chen, Qi B"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2360"]
[BlackElo "2443"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,27,4,35,10,3,0,0,0,0,-8,-12,-14]} 1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. Bd3 Bd6 5. O-O O-O 6. Nbd2 Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 {LiveBook: 4 Games} 10. Bd3 {D05: Colle System with ...e6} (10. Bg5 h6 11. Bxf6 gxf6 12. Qd2 Kg7 13. Rad1 f5 14. Bd3 b6 15. c4 Qf6 16. Rfe1 Bb7 17. Ne5 Rad8 {1-0 (39) Hagara,E (2410)-Pinter,E (2379) Slovakia 2012}) 10... h6 {The position is equal.} 11. c4 b6 12. b3 Bb7 13. Bb2 c5 14. dxc5 {Predecessor:} Bxc5 $146 15. Qe2 Qe7 16. a3 a5 17. Nd4 Qd6 18. Nf3 Qe7 19. Nd4 Qd6 20. Nf3 Qe7 {½-½ (20) Lagemann,S (2088)-Loeckener,T (1654) Germany 2003} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.20"]
[White "Vo, Thanh Ninh"]
[Black "Li, Yankai"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2358"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,42,8,3,11,11,14,0,0,0,0,0,0,0,0,0,0,0,0,0,19,26,31]} 1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. d3 d6 6. e4 Nf6 7. Nge2 Rb8 8. Rb1 O-O 9. O-O a6 10. a3 b5 11. cxb5 axb5 12. b4 $1 Ba6 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} (12... cxb4 13. axb4 e5 14. Be3 Be6 15. d4 Bc4 16. d5 Ne7 17. f3 Nd7 18. Qd2 f5 19. Ra1 Nf6 20. Bh3 Ra8 21. Rfc1 h5 22. Rxa8 Qxa8 {0-1 (63) Granda Zuniga,J (2646)-Lopez Martinez,J (2552) Lorca 2016}) 13. Bf4 Nd7 14. bxc5 Nxc5 {The position is equal.} 15. d4 Na4 16. Nd5 e6 17. Nb4 Nxb4 18. Rxb4 Rc8 19. Qd3 $146 {[#] aiming for Rxa4!} ({Predecessor:} 19. d5 exd5 20. Qxd5 Re8 21. Qxd6 Qxd6 22. Bxd6 Nb2 23. Nf4 Nc4 24. e5 {½-½ (24) Cardoso Garcia,S (2235)-Suarez Rodriguez,J (2120) ICCF email 2014}) 19... Rc4 20. Rfb1 Rxb4 21. Rxb4 Qb6 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.21"]
[White "Tran, Minh Thang"]
[Black "Laylo, Darwin"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2343"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,88,30,31,27,41,43,46,38,45,19,30,13,8,11,12,-15,-3,-21,-18,-37,0,-24,-25,-25,-19,-17,-25,-27,-18,-14,-14,-14,-14,-30,-14,-22,-15,-17,-21,-14,-27,-17,-8,-14,-8,-19,-14,-28,-4,-37,-4,-14,-4,-8,0,0,0,-8,0,0,0,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 c6 3. d4 d5 4. cxd5 cxd5 5. Nc3 a6 6. Bf4 e6 7. e3 Be7 8. h3 {D13: Slav Defence: Exchange variation without ...Bf5} b5 9. Bd3 Bb7 10. O-O {White is slightly better.} O-O 11. Ne5 Nbd7 12. Rc1 Rc8 13. Nxd7 $146 ({Predecessor:} 13. a4 b4 14. Na2 Nxe5 15. Rxc8 Qxc8 16. Bxe5 {½-½ (26) Sohal,T (2331)-Cheng,B (2495) Victoria 2015}) 13... Qxd7 14. Be5 Ne4 15. Nxe4 dxe4 16. Bb1 Bd6 17. Qh5 f5 18. Bxd6 Qxd6 19. Qe2 Bd5 {...Bc4 is the strong threat.} 20. Qd2 h6 21. Rxc8 Rxc8 22. Rc1 Rc6 23. a3 Bb3 24. Rc3 Qc7 25. Qc1 Rxc3 26. Qxc3 Qxc3 27. bxc3 $11 {[%mdl 4096] Endgame KB-KB} Bd5 28. Kf1 Kf7 29. Ke2 Bc4+ 30. Ke1 $1 g5 31. Bc2 Kf6 32. Bd1 {The position is equal.} e5 33. Be2 Bd5 34. Kd2 Bb3 35. Bd1 Bf7 36. Be2 h5 37. c4 exd4 (37... bxc4 {is more complex.} 38. d5 Bxd5 39. Bxh5 g4 40. hxg4 f4) 38. cxb5 {[#] And now b6 would win.} dxe3+ 39. fxe3 axb5 40. Bxb5 Bd5 41. g3 h4 $1 {[%cal Rh4g3]} 42. gxh4 gxh4 43. a4 Ke5 44. a5 Bb7 {Accuracy: White = 58%, Black = 52%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.22"]
[White "Saravana, Krishnan P."]
[Black "Nguyen, Van Huy"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2352"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,12,24,8,-11,0,0,3,8,-16,-12,-26,-18,-22,-36,-36,-31,-36,-36,-36,-36,-83,-42,-58,-48,-45,-49,-79,-76,-126,-131,-111,-111,-206,-140,-144,-148,-162,-152,-148,-115,-118,-91,-118,-77,-333,-288,-311,-274,-278,-268,-283,-281,-872,-204,-804,-789,-1063,-1052,-29994,-29995,-29995,-29996,-29996,-29997,-29998,-29999]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc5 Nd7 6. Nxb7 {B18: Classical Caro-Kann: 4...Bf5 sidelines} Qc7 7. Nc5 Nxc5 8. dxc5 {The position is equal.} e5 9. Qf3 $146 ({Predecessor:} 9. b4 a5 10. c3 Rd8 11. Qa4 Nf6 12. Bc4 Nd5 13. Ne2 {1-0 (46) Piorun,K (2499)-Rodshtein,M (2626) Wroclaw 2010}) 9... Bxc2 10. Qc3 Be4 11. Nf3 Bxf3 12. gxf3 Nf6 13. Bd2 Be7 14. Rg1 Nd5 15. Qc2 Bf6 16. Bc4 O-O $1 17. Qf5 {Strongly threatening Bxd5.} Kh8 18. Kf1 Rad8 19. Rc1 Ne7 $1 {[%csl LRd2,LRf5]} 20. Qc2 Qd7 21. Ke2 (21. Ba5 $17 Qh3+ {[%mdl 64] Double Attack} 22. Rg2) 21... Nf5 $36 {[%mdl 2048] aiming for ...Nd4+. Black is really pushing.} 22. Bc3 Nd4+ 23. Bxd4 exd4 24. Qd3 Qc7 25. Rg3 Qf4 26. Rc2 Qh4 27. Qf5 $2 {[%mdl 8192]} (27. f4 $17 {was necessary.}) 27... Rfe8+ $19 (27... Qxh2 28. Rh3 $17) 28. Kd3 Re3+ 29. fxe3 dxe3+ 30. Kxe3 {[#]} Bd4+ $1 ({Not} 30... Re8+ 31. Qe4 $19) 31. Kd3 $2 (31. Ke2 Qxh2+ 32. Kf1 Qh1+ 33. Ke2 Re8+ 34. Kd3 Qd1+ 35. Rd2 Qb1+ 36. Rc2 Bxb2 37. Rgg2) 31... Bxb2+ $2 (31... Bxc5+ 32. Bd5 Qd4+ {[%mdl 64] Double Attack} 33. Ke2 Qf2+ 34. Kd1 Rxd5+ 35. Qxd5 Qf1+ 36. Kd2 cxd5) 32. Ke3 $2 {[#]} (32. Bd5 Rxd5+ 33. Qxd5 cxd5 34. Rxb2 Qc4+ 35. Kd2 Qd4+ 36. Kc1 Qxc5+ 37. Kd1) 32... Bd4+ $1 ({Less strong is} 32... Re8+ 33. Kf2 $15) 33. Kd3 Bxc5+ {[%mdl 64] Discovered Attack} 34. Kc3 Qd4+ {Black mates.} 35. Kb3 Rb8+ 36. Ka4 Rb4+ {[%mdl 64] Double Attack} 37. Ka5 Qd8+ {Accuracy: White = 37%, Black = 84%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.23"]
[White "Huang, Renjie"]
[Black "Bulmaga, Irina"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2335"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,62,12,23,-8,-7,-22,-14,-22,-18,-7,-10,-17,-1,-29,-39,-59,-23,-25,14,0,39,0,0,0,0,-145,0,0,0,0,0,0,0,-1504,-1547,-1400,-1502,-1397,-1370,-1370,-1370,-1132,-1110]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3 Nf6 7. Nf4 Nbd7 8. c3 Qc7 9. Bc4 e6 10. O-O Bd6 11. Qf3 O-O-O {LiveBook: 11 Games} 12. Be3 {B01: Scandinavian Defence} Nb6 $146 ({Predecessor:} 12... e5 13. Nxg6 fxg6 14. d5 Kb8 15. Rad1 e4 16. Qe2 Ne5 17. dxc6 Qxc6 18. Bb5 Qc7 19. Bg5 Nf7 {1-0 (36) Lugovskoy,M (2443)-Pshmahov,O (2143) Maikop 2018}) 13. Bb3 Nbd5 14. Nxg6 {The position is equal.} hxg6 15. Bg5 Bf4 16. Bxf4 $1 Nxf4 17. Rfe1 Rh4 18. Rad1 Rdh8 19. h3 Nh7 {[%cal Bf6h7,Bh7g5,Bg5f3][%mdl 32]} 20. Qe3 Ng5 21. Bc4 Qd8 22. Bf1 Qf6 23. a4 {[#]} (23. d5 $11 {keeps the balance.} exd5 24. Qxa7) 23... Nfxh3+ $1 {[%mdl 512]} 24. gxh3 $11 Nf3+ 25. Kh1 g5 $1 {[%cal Bg6g5,Bg5g4][%mdl 32] Strongly threatening ...g4.} 26. Rd3 g4 27. Red1 $2 {[%mdl 8192]} (27. Qe4 $11) 27... Rxh3+ $19 {Black is clearly winning.} 28. Bxh3 Qh4 {[%cal Rh4h3]} 29. Qxf3 Qxh3+ 30. Kg1 gxf3 31. Rxf3 f5 {Precision: White = 49%, Black = 67%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.24"]
[White "Raja, Rithvik R"]
[Black "Gomes, Mary Ann"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2423"]
[BlackElo "2312"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,85,14,32,23,36,21,35,-6,-6,-6,-6,-10,-8,-7,-7,-7,-8,-8,0,0,0,0,7,0,38,27,45,43,56,38,48,47,50,43,74,76,94,93,104,99,99,64,69,22,16,-15,-12,-9,-8,-15,-15,-15,-15,-26,-7,-7,-7,-7,-8,-8,-8,-8,-9,-16,-14,-13]} 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. Nc3 O-O 7. Re1 d5 8. cxd5 exd5 9. d4 Ne4 10. Bf4 c5 11. Rc1 {[%cal Ba1c1,Bc1c3,Bc3d3][%mdl 32]} Nc6 (11... Nd7 {feels hotter.} 12. dxc5 Ndxc5 13. Nd4 Nxc3 14. Rxc3 Bf6) 12. dxc5 {E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7} Nxc3 13. Rxc3 bxc5 14. Ne5 {White is slightly better.} Nxe5 15. Bxe5 Qd7 16. Rd3 {[%cal Rg2d5]} d4 $146 {[#] Hoping for ...Bxg2.} ({Predecessor:} 16... Rad8 17. Bxd5 Qf5 18. Bxb7 Qxe5 19. b3 Qb2 {1-0 (39) Gagunashvili,M (2555)-Li,C (2320) Moscow 2006}) 17. Bxb7 Qxb7 18. Qb3 Qe4 19. Bf4 g5 20. Bd2 Rab8 21. Qc2 Rfc8 {Threatens to win with ...c4.} 22. b3 Bf6 (22... Qg6 {is interesting.} 23. Bc1 Rb6 24. e3 Re6 25. Rf1 Bf6) 23. Rc3 $36 {[%mdl 2048] White has the initiative.} Qxc2 24. Rxc2 Be7 25. e3 {Strongly threatening exd4.} d3 26. Rc4 Rc6 27. Ra4 c4 28. bxc4 Rb2 {[#]} 29. Rd1 $1 Bf6 30. Ba5 Rd6 31. c5 Rc6 32. Rxd3 Rxc5 33. Bd8 Rc1+ 34. Kg2 Rcc2 35. Bxf6 {[%cal Rd3d8]} Rxf2+ 36. Kh3 {[%cal Rd3d8]} Rxf6 $11 {[%mdl 4096] Endgame KRR-KRR} 37. Rd5 (37. Rxa7 h5 $19) 37... Rg6 38. Kg4 {The position is equal.} Rxh2 {And now ...h5+ would win.} 39. Rxg5 h5+ 40. Kf5 Rf2+ 41. Rf4 Rxg5+ 42. Kxg5 Rxa2 43. Kxh5 {Accuracy: White = 80%, Black = 65%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.25"]
[White "Le, Quang Long"]
[Black "Hoang, Thi Bao Tram"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2412"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,135,-54,25,0,27,27,17,14,26,20,26,18,31,7,20,0,0,0,0,0,0,0,0,0,2,-10,0,-2,0,-7,-10,-8,-8,-47,-42,-40,-40,-48,-41,-89,-97,-147,-146,-154,-121,-120,-110,-119,-42,-45,-48,-47,-47,-168,-89,-108,-61,-66,-40,-40,-40,-37,-39,-50,-26,-133,-58,-66,-39,-63,-27,-30,-36,-46,-8,-8,459,461,443,452,415,435,546,469,633,616,581,464,464,460,457,457,457,457,453,452,445,379,664,663,649,640,2222,1880,12818,29955,29968,29971,29972,29972,29972,29973,29972,29971,29968,29969,29976,29977,29982,29983,29985,29984,29986,29987,29992,29990,29991,29992]} 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 d4 5. b4 c5 (5... Bxb4 $15 6. Qa4+ Nc6) 6. Bb2 {A13: English Opening: 1...e6} a5 7. bxc5 Bxc5 8. e3 {[%cal Re3d4] The position is equal.} Nc6 9. exd4 $146 ({Predecessor:} 9. O-O O-O 10. Na3 e5 11. Nb5 Bg4 12. h3 Bh5 13. g4 {1-0 (51) Ehlvest,J (2650)-Pomes Marcet,J (2400) Terrassa 1991}) 9... Nxd4 10. O-O O-O 11. Na3 {[#]} e5 $1 {[%mdl 512]} 12. Nxd4 (12. Nxe5 Qd6) 12... Bxd4 13. Bxd4 Qxd4 14. Qc2 Rd8 15. Nb5 Qc5 16. Rac1 Rb8 17. Qc3 Bf5 18. Qe3 $1 {[%cal Re3c5]} Qxe3 19. dxe3 Rd2 $36 {[%mdl 2048] Black is pushing.} 20. a3 Bd3 21. Rfd1 Rxd1+ 22. Rxd1 Bxc4 23. Nd6 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 24. Rb1 {[#]} Bd3 $1 {[%cal Rd3b1]} 25. Rb3 e4 26. Bf1 Bxf1 27. Kxf1 $17 {[%mdl 4096] Endgame KRN-KRN} b4 28. Nc4 {[#]} Rb5 (28... a4 $1 $17 {[%cal Ra4b3]} 29. Rxb4 Rxb4 30. axb4 Nd5) 29. Nd6 $15 Rd5 {Threatens to win with ...Rd1+.} 30. Nc4 Rc5 31. Nd2 ({Only move:} 31. Nd6 $1 $15) 31... Rb5 (31... Rc2 $19 32. Ke1 Rc1+ 33. Ke2 Nd5 34. Nxe4 f5) 32. axb4 axb4 33. Ke2 g5 34. h3 Kg7 35. Rb2 Kg6 36. Kd1 h5 37. Nb3 (37. Rc2 $11) 37... Nd5 (37... g4 $17 38. h4 Nd7) 38. Rd2 Kf6 39. Rd4 Ke5 40. Kc2 f5 41. Nd2 Rb8 42. Kb3 Ra8 $2 {[%mdl 8192]} (42... Rb7 $11 {and Black stays safe.}) 43. Nc4+ $18 Ke6 {[#]} 44. Rxd5 $1 {[%mdl 512] KRN-KR} Ra1 (44... Kxd5 45. Nb6+) 45. Rd6+ Ke7 46. Kxb4 Rh1 47. Kc5 Rxh3 48. Rg6 Rh2 49. Rxg5 Kf6 50. Rg8 Rxf2 51. Nb6 Ke6 52. Rg6+ Kf7 53. Rg5 h4 $2 (53... Ke6 54. Rxh5 Rc2+ 55. Kb4 Kf6 56. Nd5+ Kg6) 54. gxh4 f4 55. Kd4 fxe3 56. Kxe3 Rb2 57. Nd5 Rh2 {White mates.} 58. h5 Rh4 59. Nf4 Kf6 60. Ra5 Rh1 61. Kxe4 Re1+ 62. Kf3 Kg7 63. Ra6 Re5 64. Kg4 Kh7 65. Ne6 Re4+ 66. Kf5 Rh4 67. Ng5+ Kg7 68. Ra7+ {Accuracy: White = 72%, Black = 29%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.26"]
[White "Nitin, S.."]
[Black "Le, Minh Hoang"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2408"]
[BlackElo "2299"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,28,22,38,40,87,70,91,101,95,95,114,28,41,0,0,0,0,-10,0,-35,-20,-35,48,63,62,53,76,56,63,69,81,81,79,83,231,73,106,0,95,96,148,118,144,43,126,100,113,109,118,48,141,150,279,307,300,289,356,355,353,336,343,337,547,525,545,521,1051,1054,1023,944]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. O-O Qb6 {B43: Sicilian: Kan Variation: 5 Nc3} (7... Nc6 8. Nxc6 Bxc6 9. Re1 Bc5 10. Qh5 Bd4 11. Ne2 g6 12. Qh3 Bg7 13. c3 Nf6 14. Nd4 Bb7 15. Bh6 O-O 16. Bxg7 Kxg7 {½-½ (36) Guseinov,G (2664)-Popov,I (2592) St Petersburg 2018}) 8. Nb3 d6 9. a4 {[%cal Ra4b5,Ba2a4,Ba4a5][%mdl 32]} b4 {White is slightly better.} 10. a5 Qc7 11. Na4 $1 Nd7 12. Bd2 $146 (12. Nb6 $16) ({Predecessor:} 12. Be3 Ngf6 13. Nb6 Rd8 14. Qe2 Nxe4 15. Bxa6 Bxa6 16. Qxa6 {½-½ (60) Abhishek,K (2158)-Schneider,V (2301) Barbera del Valles 2009}) 12... Ngf6 $11 13. Bxb4 Nxe4 14. Qe2 Nef6 $1 15. f4 Be7 16. Nd4 Nd5 17. Bd2 Nc5 (17... Bf6 $15 18. Nf3 O-O) 18. c4 $14 Nf6 $1 19. Bc2 $36 {[%mdl 2048] White has some pressure.} O-O 20. Nb6 Rad8 21. b4 Nce4 22. Be3 g6 23. Rac1 Nd7 {[#]} (23... Nc3 $16 {was worth a try.} 24. Qe1 Nce4) 24. Ba4 $2 (24. f5 $1 $18 {[%mdl 512] is the precise move to win.}) 24... Ndf6 25. Bc2 (25. Nb3 $16) 25... Rfe8 (25... Nd7 $1 $11) 26. Nf3 $16 Bf8 (26... Nh5 $142) 27. Ba4 Re7 {[#]} 28. Bd4 (28. c5 $1 $16 {[%cal Rc5c6] Hoping for c6.} dxc5 29. bxc5) 28... e5 {[#]} (28... Nh5 $1 $14) 29. Nd5 $1 {[%mdl 512]} Nxd5 (29... Bxd5 30. Bb6) 30. cxd5 Qb8 31. Qxe4 (31. Bb6 $16 exf4 32. Bxd8 Qxd8 33. Qd3) 31... f5 ({Black should play} 31... exd4 $14 32. Qxd4 Bg7) 32. Qd3 e4 (32... exd4 $16 33. Nxd4 Bg7) 33. Qb3 $18 exf3 34. Rxf3 Re4 35. Bb6 Rc8 36. Bc6 Bg7 37. Re3 Kh8 $2 (37... Bd4 {keeps fighting.} 38. Bxd4 Rxd4) 38. Rxe4 {White is clearly winning.} fxe4 39. Qc4 Bxc6 40. dxc6 d5 41. Qxa6 {Accuracy: White = 50%, Black = 23%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.27"]
[White "Rahul Srivatshav P"]
[Black "Kulkarni, Rakesh"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2400"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "181"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,181,54,42,68,64,63,63,127,125,126,85,81,85,85,93,85,85,85,85,85,85,85,85,85,85,85,85,86,82,85,82,85,79,86,86,86,86,86,86,87,89,99,101,101,93,144,140,139,119,232,191,239,239,239,239,239,239,621,590,512,498,5757,708,700,700,700,700,624,609,569,342,295,220,4908,4785,3904,2081,29937,29938,12848,3606,29945,29946,29941,29942,12829,12850,5398,29940,29944,5073,4135,4129,29958,29959,29961,29960,29973,29973,29974,29968,29968,29968,29968,29970,29970,29971,29971,29972,29972,29974,29973,29975,29975,29976,29980,29975,29974,29976,29975,29976,29976,29975,29976,29978,29977,29978,29978,29979,29979,29980,29981,29980,29982,29975,29983,29984,29984,29985,29985,29986,29987,29988,29988,29989,29989,29990,29992,29991,29993,29994,29994,29995,29995,29996,29996,29995,29997,4153]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 Nc6 5. e3 d5 6. Nbd2 Bd6 7. Bg3 O-O 8. Bd3 Qe7 9. Ne5 Nd7 10. Nxd7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Bxd7 (10... Qxd7 11. O-O b6 12. Bxd6 Qxd6 13. f4 f5 14. Nf3 c4 15. Bc2 b5 16. a3 a5 17. g4 Bd7 {½-½ (69) Grischuk,A (2781)-Hammer,J (2677) Stavanger 2015}) 11. Bxd6 Qxd6 12. dxc5 Qe7 13. b4 {LiveBook: 3 Games} a5 14. a3 Qf6 {...axb4 is the strong threat.} 15. Rc1 $1 {[#]} e5 $146 (15... axb4 $14 16. axb4 Ra3) ({Predecessor:} 15... axb4 16. axb4 Ne5 17. Be2 Ra2 {1-0 (41) Dlugy,M (2518)-Khairullin,I (2652) Berlin 2015}) 16. O-O e4 17. Bb5 {aiming for Nxe4!} Qg6 18. f4 exf3 19. Nxf3 axb4 20. axb4 ({Much worse is} 20. cxb4 $6 Rxa3 21. Qxd5 Be6 $11) 20... Ra2 {[%csl Ga2][%cal Rg6g2]} 21. Rf2 Rxf2 22. Kxf2 Nxb4 23. Bxd7 Nd3+ 24. Kg1 {Threatens to win with Ra1.} Nxc1 25. Qxc1 Rd8 26. Bb5 Rc8 27. Qa3 Qe4 28. Kf2 $1 Qe7 29. Qa7 Qxc5 30. Qxb7 Rc7 31. Qa6 Ra7 32. Qc6 Ra2+ 33. Kg3 Qxc6 34. Bxc6 Rc2 ({Black should play} 34... Ra5) 35. Bxd5 $16 {And now c4 would win.} Rxc3 36. Kf4 Kf8 (36... Rc5 $16 {was necessary.}) 37. Ng5 $18 f6 38. Nxh7+ Ke7 39. h4 Rc5 40. e4 Rb5 $2 (40... Rc2 41. e5 Rd2) 41. Kf5 Rb2 42. g4 Rf2+ (42... Rh2 $142 43. h5 Rf2+ 44. Kg6 Rf4) 43. Kg6 Rf4 44. g5 Rxh4 45. gxf6+ gxf6 46. Nxf6 Rh1 47. Ng8+ Kd6 {[#] intending ...Ke5.} 48. Nh6 $1 Ke5 $2 (48... Rf1 49. Ng4 Rg1) 49. Nf7+ Kd4 50. Kf6 Rf1+ 51. Ke6 Re1 52. Nd6 (52. e5 $142 Kc5 53. Ng5) 52... Rg1 53. Nf5+ Kc5 54. Kf6 Re1 55. Bb7 Rb1 {[#]} 56. Bc8 $1 Kc6 57. e5 (57. Ne7+ $142 Kb6 58. e5 Rf1+ 59. Nf5 Kc7 60. Be6 Re1 61. Bf7 Rb1 62. e6) 57... Kc7 58. Be6 Kd8 59. Bc4 {White mates.} Rc1 60. Bf7 Re1 61. e6 Kc7 62. Be8 Kb6 63. Ba4 Kc5 64. e7 Rxe7 65. Kxe7 Kd5 66. Kf6 Ke4 67. Bc6+ Kd3 68. Ke5 Kc4 69. Be4 Kc5 70. Nd6 Kb4 71. Kd4 Kb3 72. Nc4 Kb4 73. Bc6 Kb3 74. Ne3 Kb4 75. Nc2+ Kb3 76. Kd3 Kb2 77. Bd5 Kb1 78. Kc3 Kc1 79. Ba2 Kd1 80. Nd4 Ke1 81. Kd3 Kf2 82. Ne2 Kf3 83. Be6 Kf2 84. Bd5 Ke1 85. Ke3 Kf1 86. Bf3 Ke1 87. Nf4 Kf1 88. Be2+ Kg1 89. Kf3 Kh2 90. Kf2 Kh1 91. Kg3 {Precision: White = 89%, Black = 52%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.28"]
[White "Miciano, John Marvin"]
[Black "Zou, Chen"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2317"]
[BlackElo "2397"]
[Annotator "ChessBase"]
[PlyCount "177"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:50]} 2. c4 {[%emt 0:00:25]} e6 {[%emt 0:00:34]} 3. g3 {[%emt 0:00:40]} d5 {[%emt 0:00:21]} 4. Bg2 {[%emt 0:00:35]} Bb4+ {[%emt 0:00:47]} 5. Bd2 {[%emt 0:00:21]} Be7 {[%emt 0:00:08]} 6. Nf3 {[%emt 0:00:34]} O-O {[%emt 0:00:10]} 7. O-O {[%emt 0:00:42]} c6 {[%emt 0:00:19]} 8. Qc2 {[%emt 0:01:33]} Nbd7 {[%emt 0:00:22]} 9. Bf4 {[%emt 0:01:47]} Nh5 {[%emt 0:00:11]} 10. Bc1 {[%emt 0:02:49]} Nhf6 {[%emt 0:00:09]} 11. Nbd2 {[%emt 0:04:21]} b6 {[%emt 0:00:24]} 12. e4 {[%emt 0:00:48]} Bb7 {[%emt 0:00:06]} 13. e5 {[%emt 0:01:53]} Ne8 {[%emt 0:00:08]} 14. cxd5 {[%emt 0:01:04]} cxd5 {[%emt 0:00:06]} 15. Re1 {[%emt 0:01:01]} Rc8 {[%emt 0:00:25]} 16. Qa4 {[%emt 0:02:19]} Nc7 {[%emt 0:21:06]} 17. Bf1 {[%emt 0:02:40]} Qe8 {[%emt 0:08:47]} 18. Qd1 {[%emt 0:03:07]} Nb8 {[%emt 0:12:41]} 19. Bd3 {[%emt 0:01:34]} Nc6 {[%emt 0:01:05]} 20. Nb3 {[%emt 0:03:43]} a5 {[%emt 0:09:18]} 21. Bg5 {[%emt 0:04:53]} a4 {[%emt 0:10:57]} 22. Bxe7 {[%emt 0:01:55]} Qxe7 {[%emt 0:00:41]} 23. Nc1 {[%emt 0:01:02]} f6 {[%emt 0:06:00]} 24. Bf1 {[%emt 0:08:41]} Qf7 {[%emt 0:15:01]} 25. Nd3 {[%emt 0:07:02]} a3 {[%emt 0:09:49]} 26. Qd2 {[%emt 0:06:26]} Ba6 {[%emt 0:01:53]} 27. bxa3 {[%emt 0:08:21]} Kh8 {[%emt 0:00:28]} 28. Rab1 {[%emt 0:11:27]} Na5 {[%emt 0:00:17]} 29. exf6 {[%emt 0:00:43]} gxf6 {[%emt 0:00:05]} 30. Qb4 {[%emt 0:03:21]} Nc4 {[%emt 0:00:59]} 31. Nf4 {[%emt 0:00:31]} Rb8 {[%emt 0:00:30]} 32. Nd2 {[%emt 0:02:28]} Nxd2 {[%emt 0:00:50]} 33. Qxd2 {[%emt 0:00:10]} Bxf1 {[%emt 0:00:11]} 34. Kxf1 {[%emt 0:00:11]} Rfe8 {[%emt 0:00:27]} 35. Rbc1 {[%emt 0:02:46]} e5 {[%emt 0:00:54]} 36. dxe5 {[%emt 0:03:04]} fxe5 {[%emt 0:00:01]} 37. Nd3 {[%emt 0:01:22]} Qg7 {[%emt 0:00:02]} 38. Qc3 {[%emt 0:02:41]} Re7 {[%emt 0:01:26]} 39. Rxe5 {[%emt 0:02:35]} Rf7 {[%emt 0:00:01]} 40. Rg5 {[%emt 0:02:20]} Qxc3 {[%emt 0:00:10]} 41. Rxc3 {[%emt 0:00:05]} Nb5 {[%emt 0:01:17]} 42. Rc1 {[%emt 0:01:32]} Rd8 {[%emt 0:00:32]} 43. Nf4 {[%emt 0:02:50]} Nc7 {[%emt 0:00:27]} 44. Rd1 {[%emt 0:00:54]} d4 {[%emt 0:00:22]} 45. Re5 {[%emt 0:00:24]} Rfd7 {[%emt 0:00:17]} 46. Kg2 {[%emt 0:01:42]} Ra8 {[%emt 0:00:52]} 47. Rd3 {[%emt 0:00:34]} Na6 {[%emt 0:00:32]} 48. Rd5 {[%emt 0:01:14]} Rxd5 {[%emt 0:00:18]} 49. Nxd5 {[%emt 0:00:08]} Rd8 {[%emt 0:00:20]} 50. Nxb6 {[%emt 0:00:41]} Nc5 {[%emt 0:00:03]} 51. Rd1 {[%emt 0:00:14]} Kg7 {[%emt 0:00:19]} 52. Nc4 {[%emt 0:00:27]} Kf6 {[%emt 0:00:25]} 53. Nd2 {[%emt 0:01:00]} Ke5 {[%emt 0:01:34]} 54. Nb3 {[%emt 0:00:40]} Na4 {[%emt 0:00:31]} 55. Re1+ {[%emt 0:00:36]} Kf5 {[%emt 0:00:02]} 56. Kf3 {[%emt 0:00:31]} Nc3 {[%emt 0:00:18]} 57. Re7 {[%emt 0:00:23]} h5 {[%emt 0:00:31]} 58. Rc7 {[%emt 0:00:26]} Ke5 {[%emt 0:00:32]} 59. Rc5+ {[%emt 0:00:19]} Nd5 {[%emt 0:00:01]} 60. Ke2 {[%emt 0:00:35]} Ra8 {[%emt 0:00:49]} 61. Ra5 {[%emt 0:00:32]} Rd8 {[%emt 0:01:14]} 62. Kd3 {[%emt 0:00:21]} h4 {[%emt 0:00:32]} 63. f4+ {[%emt 0:00:16]} Kf5 {[%emt 0:00:30]} 64. Nxd4+ {[%emt 0:00:43]} Kg4 {[%emt 0:00:13]} 65. Ra6 {[%emt 0:00:53]} hxg3 {[%emt 0:00:15]} 66. hxg3 {[%emt 0:00:07]} Kxg3 {[%emt 0:00:03]} 67. f5 {[%emt 0:00:28]} Nc7 {[%emt 0:00:14]} 68. Ra5 {[%emt 0:00:23]} Kf4 {[%emt 0:01:43]} 69. a4 {[%emt 0:00:22]} Kg5 {[%emt 0:00:14]} 70. Kc4 {[%emt 0:00:29]} Kf6 {[%emt 0:00:31]} 71. Rc5 {[%emt 0:00:27]} Ne8 {[%emt 0:00:36]} 72. Rc6+ {[%emt 0:00:45]} Ke7 {[%emt 0:00:21]} 73. a5 {[%emt 0:00:50]} Nd6+ {[%emt 0:00:10]} 74. Kb4 {[%emt 0:00:32]} Kd7 {[%emt 0:00:04]} 75. Rc5 {[%emt 0:00:16]} Rf8 {[%emt 0:01:11]} 76. Rd5 {[%emt 0:00:28]} Ke7 {[%emt 0:00:51]} 77. a6 {[%emt 0:00:51]} Nc8 {[%emt 0:00:26]} 78. Nc6+ {[%emt 0:00:20]} Kf6 {[%emt 0:00:33]} 79. Kc5 {[%emt 0:00:27]} Rf7 {[%emt 0:00:09]} 80. Kb4 {[%emt 0:00:49]} Rc7 {[%emt 0:00:33]} 81. Rc5 {[%emt 0:00:17]} Nb6 {[%emt 0:00:53]} 82. Nd4 {[%emt 0:00:23]} Rd7 {[%emt 0:00:19]} 83. Rc6+ {[%emt 0:00:26]} Ke7 {[%emt 0:00:27]} 84. f6+ {[%emt 0:00:30]} Kf7 {[%emt 0:00:07]} 85. Rxb6 {[%emt 0:00:18]} Rxd4+ {[%emt 0:00:08]} 86. Kb5 {[%emt 0:00:06]} Rd5+ {[%emt 0:00:21]} 87. Kc6 {[%emt 0:00:23]} Rd4 {[%emt 0:01:22]} 88. a7 {[%emt 0:00:18]} Ra4 {[%emt 0:00:33]} 89. Kb7 {[%emt 0:00:08]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.29"]
[White "Pranesh, M."]
[Black "Nava, Roderick"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2309"]
[BlackElo "2393"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,0,0,-52,-41,-31,-30,-41,-24,-78,-47,-63,-42,-27,-3,-60,39,22,62,64,93,60,35,37,100,94,182,0,0,0,0,0,599,506,598,591,570,568,763,771,761,757,29967,29971,29972,29971,29975,29976,29973,29974,29966,29967,29997,29998]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. f4 f6 10. f5 {B34: Sicilian: Accelerated Dragon with 5 Nc3: sidelines} ({White should try} 10. Bd4 $11) (10. Bd4 Nh6 11. exf6 Bxf6 12. Ne4 Bxd4 13. Qxd4 O-O 14. O-O-O d5 15. Nc5 Qd6 16. g3 Nf5 17. Qc3 Qf6 18. Rd3 Nd6 19. Qxf6 exf6 {1-0 (41) Yu,Y (2721)-Frolyanov,D (2539) Novi Sad 2016}) 10... fxe5 11. fxg6 d5 12. gxh7 {aiming for Qh5+.Black has an edge.} Nf6 $1 13. Be2 (13. Bd3 $11 {keeps the balance.} e4 14. O-O Rxh7 15. Rxf6 Bxf6 16. Nxe4 $1 {[%mdl 512]} dxe4 17. Bxe4 {[%mdl 64] Double Attack} Qxd1+ 18. Rxd1) 13... Rxh7 14. O-O Be6 $146 ({Predecessor:} 14... Qd6 15. Bg5 Be6 16. Qd2 O-O-O 17. Na4 Rdh8 {0-1 (66) Ari,A (2139)-Mansour,S (2255) Beirut 2009}) 15. Na4 Qd6 16. Nc5 (16. c3 $11) 16... Bf7 (16... Bh6 $1 $15 17. Qc1 Bxe3+ 18. Qxe3 d4) 17. b4 $1 $14 d4 18. Bg5 e4 19. Bf4 Qd5 20. c4 $36 {[%mdl 2048] White fights for an advantage.} dxc3 (20... Qd8 $14) 21. Qa4 $1 $16 Nd7 (21... Kf8 $16 {was worth a try.}) 22. Rad1 $2 ({White has to play} 22. Nxd7 $18 Qxd7 23. Rad1) 22... Nxc5 $11 23. bxc5 Qxc5+ 24. Kh1 Bd5 $2 {[%mdl 8192] [#]} (24... Kf8 $1 $11) 25. Rxd5 $1 $18 {[%mdl 512]} Qxd5 {[#]} 26. Bc4 $1 {[%cal Rc4d5]} Qd7 27. Rd1 Qb7 {Threatens to win with ...Rd8.} 28. Ba6 {[%mdl 64] Discovered Attack} Qb6 29. Qxe4 {Threatening mate with Qg6+.} Rh4 {[#]} 30. Bc4 $1 {White mates.} ({Worse is} 30. Qg6+ Kf8 $11) 30... Rxf4 31. Qxf4 {[%csl Gc4][%cal Rf4f7]} Bf6 32. Qg4 {[%cal Rg4g8]} Bd4 33. Be6 {[%cal Rg4g8]} Kd8 34. Rxd4+ Kc7 35. Rd7+ {[%mdl 64] Double Attack. Accuracy: White = 64%, Black = 35%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.11"]
[Round "7.30"]
[White "Xu, Minghui"]
[Black "Sammed Jaykumar, Shete"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2293"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,115,43,33,112,98,104,100,159,146,195,192,202,146,154,100,91,106,97,115,116,113,163,62,63,70,60,62,67,73,62,72,60,71,78,16,19,17,16,22,24,24,24,24,24,24,24,24,489,471,439,432,432,432,377,265,510,347,518,490,554,516,548,380,555,551,510,339,445,254,254,247,247,225,231,137,103,24,379,379,357,357,1756,1470,29980,29981,29980,29982,29987,29988,29988,29987]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. d4 cxd4 5. Nxd4 b6 6. e4 d6 7. Be2 Bb7 8. f3 a6 9. Be3 Nbd7 10. O-O Be7 11. Qd2 O-O 12. Rfd1 Qc7 13. Rac1 Rac8 14. b4 d5 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4} (14... Qb8 $14) (14... Qb8 15. a3 Rfe8 16. Nb3 Bc6 17. Kh1 h6 18. Bf1 Ne5 19. Qf2 Bd7 20. Nb1 Ba4 21. N1d2 b5 22. c5 dxc5 23. Bxc5 Bxc5 24. Rxc5 {0-1 (62) Negi,P (2664)-Hou,Y (2683) Saint Louis 2015}) 15. exd5 $16 Bxb4 {[%cal Re6d5]} 16. dxe6 Ne5 (16... Nc5 $142) 17. Qb2 $1 {[%cal Rb2b4]} Bc5 18. Na4 $1 Rfe8 19. Rb1 $146 ({Predecessor:} 19. exf7+ Qxf7 20. Bf2 Rb8 21. Qc2 Nh5 22. Bf1 {0-1 (39) Knott,S (2220)-Cummings,D (2265) Brighton/ East Sussex 1980}) 19... Ba8 20. Nxb6 (20. Qc3 $142) 20... Bxf3 21. Nxc8 ({Of course not} 21. Nxf3 $6 Bxe3+ 22. Kf1 Nxf3 $11) 21... Neg4 22. Qb8 $1 {[%cal Rb8c7]} ({But not} 22. Bxf3 Qxh2+ 23. Kf1 Nxe3+ 24. Ke2 Nxd1 $17) 22... Qxb8 23. Rxb8 Nxe3 24. Nb3 ({Don't play} 24. Bxf3 $6 Nxd1 25. Kf1 fxe6 $16) (24. Rd2 $18 Nf5 25. Bxf3 Nxd4 26. Kf1 Nxe6 27. Rdb2) 24... Nxd1+ $14 25. Nxc5 Bxe2 26. exf7+ Kxf7 {And now ...Kg6 would win.} 27. Nd6+ {[%mdl 64] Double Attack} Ke7 28. Nxe8 Nxe8 29. Rb7+ Kd6 30. Nxa6 (30. Ne4+ $16 Kc6 31. Re7) 30... Bxc4 31. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Nc3 32. a5 Nd5 33. Nb4 Nec7 34. Nxd5 Bxd5 35. Rb8 Bc4 36. Kf2 Ne6 $2 {[%mdl 8192] [#]} (36... Ba6 $11 {and Black stays safe.}) 37. a6 $1 $18 {[%cal Ra6a7][%mdl 512]} Nc7 (37... Bxa6 38. Rb6+) 38. a7 Bd5 39. Rd8+ Ke6 40. h4 h6 $2 (40... h5 41. g3 g6) 41. g4 Na8 (41... Bh1 $142 42. Rg8 Kf7) 42. Ke3 Bh1 43. Kf4 Bg2 44. Rb8 Bh1 (44... Nc7 {keeps fighting.} 45. Rg8 Kf6 46. g5+ hxg5+ 47. hxg5+ Kg6) 45. Rb1 Bg2 46. Ra1 Bb7 47. Ra5 (47. g5 $142) 47... Nc7 48. Ke3 Kd6 49. Kd4 Bf3 50. Rf5 (50. Ra4 $18) 50... Bxg4 $16 {[#]} 51. Rf7 (51. Rd5+ $1 $16 {[%mdl 512]} Ke6 (51... Nxd5 52. a8=Q) 52. Rc5) 51... Bd7 $2 {[%mdl 8192]} (51... Nb5+ $1 $11 52. Ke3 Nxa7) 52. Ke3 $18 g5 {[#]} 53. h5 $1 Na8 $2 (53... Nd5+ 54. Kd4 Bc6) 54. Rh7 Be8 55. Rxh6+ {White mates.} Ke7 56. Rh8 Bc6 57. h6 Nc7 58. Rh7+ {Accuracy: White = 62%, Black = 26%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.1"]
[White "Wang, Hao"]
[Black "Bogdanovich, Stanislav"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2718"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "167"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,167,25,24,29,37,48,14,37,12,51,39,39,0,43,39,58,38,39,38,40,39,37,39,43,35,54,44,56,58,83,85,84,76,106,70,100,102,108,106,99,64,52,47,35,41,73,49,66,0,0,0,20,0,0,0,0,-22,0,0,0,6,7,0,0,4,11,0,29,12,29,29,29,29,29,29,29,29,23,29,29,29,29,29,36,36,36,36,80,54,96,36,36,36,58,47,62,36,491,419,4414,4663,5133,5135,5025,5011,2801,1024,6363,1786,6395,6390,6142,1688,5688,5176,1735,1398,4217,2707,6009,5910,4552,4209,1572,1024,1009,1002,1002,995,995,987,987,987,955,791,481,243,3225,2960,4369,3632,3625,2122,29968,29970,29969,29967,29971,29964,29974,29975,29972,29970,29977,29978,29976,29979,29979,29980]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O Be7 6. c3 O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} 7. Re1 Bd7 (7... a6 8. Ba4 Re8 9. Nbd2 Bf8 10. Nf1 h6 11. Ng3 b5 12. Bb3 Be6 13. Bxe6 Rxe6 14. a4 b4 15. d4 d5 16. dxe5 Nxe4 17. c4 Nxe5 18. cxd5 Nxf2 19. Kxf2 Ng4+ 20. Kf1 Rxe1+ 21. Qxe1 Qxd5 22. Qe4 Qd1+ 23. Qe1 Qd5 24. Qe4 Qd1+ 25. Qe1 {½-½ (25) Vachier Lagrave,M (2780)-Naiditsch,A (2721) Douglas 2018}) 8. a4 Re8 {The position is equal.} 9. Nbd2 Bf8 (9... a6 $5 {[%cal Ra6b5]} 10. Bc4 Na5 $11) 10. Nf1 h6 11. Ng3 Ne7 (11... a6 $5 {[%cal Ra6b5]} 12. Bc4 Qc8 $11) 12. d4 Ng6 13. h3 $146 ({Predecessor:} 13. dxe5 dxe5 14. Nh5 c6 15. Nxf6+ gxf6 16. Bc4 Be6 17. Bxe6 fxe6 18. Qe2 Qd7 19. Nh4 Nxh4 20. Qg4+ Qg7 21. Qxh4 f5 {½-½ (21) Grigoriants,S (2570)-Kobalia,M (2673) Moscow 2012}) 13... c6 14. Bd3 Qc7 15. Be3 a5 16. Qc2 Be6 17. Nd2 Nd7 18. Rad1 Rad8 19. Nh5 f6 20. Bc4 Bxc4 21. Nxc4 Kh8 22. Ng3 exd4 23. cxd4 ({Much weaker is} 23. Rxd4 $6 Nge5 $11) 23... b5 24. Nd2 bxa4 25. Qxa4 d5 26. exd5 cxd5 27. Rc1 Qb7 28. Qc2 Ne7 29. Nf5 (29. Nf3 $14) 29... Nxf5 $11 30. Qxf5 Bb4 {[#] Hoping for ...Rxe3!} 31. Bf4 {And now Rxe8+ would win.} (31. Red1 {feels hotter.} Nf8 32. Nb3 Ne6 33. Ra1 Qb6 34. Qd3) 31... Rxe1+ 32. Rxe1 Nf8 33. Rc1 Qd7 34. Qc2 Ne6 35. Be3 Ng5 36. Bxg5 hxg5 37. Nf1 Bd6 38. Ra1 Qb5 39. g3 Rb8 40. Ne3 Qxb2 41. Qxb2 Rxb2 42. Rxa5 {[%mdl 4096] Endgame KRB-KRN} Bb4 43. Rxd5 Be1 $1 {[%cal Re1f2]} 44. Ng4 Bc3 45. Nh2 Be1 46. Rf5 Kh7 47. Kf1 Kg6 48. g4 Rb1 49. Nf3 Bc3+ 50. Kg2 (50. Ke2 $16) 50... Rd1 $14 51. Rc5 Bb2 52. Rb5 Bc3 53. Rb7 Rd3 $2 {[%mdl 8192]} (53... Kh6 $14) 54. Rb3 $18 Rxf3 (54... Kf7 $142 55. Ng1 Ke6) 55. Kxf3 Bxd4 {KR-KB} 56. Rb4 Bc5 57. Rb5 Bd4 58. Ke2 (58. Rd5 $142 Be5 59. Rd7) 58... Be5 59. Kd3 (59. Ke3 $142 Bf4+ 60. Kf3) 59... Bd6 60. Ke4 Bc7 61. Rd5 (61. Kd5 $142 Bf4 62. Ke6) 61... Bb8 62. Rd8 Bc7 63. Rh8 Be5 64. Kd5 Bc3 65. Ke6 Bd4 66. f3 Bc5 67. Rh5 {[#] Intending f4 and mate.} Bf2 68. Ke7 Bc5+ 69. Ke8 {Strongly threatening f4!} Bd6 70. Kd7 Ba3 71. Ke6 Bc1 72. Kd5 Bb2 73. Ke4 (73. Rh8 $142 Bc3 74. Ke4) 73... Ba1 $2 (73... Be5 74. h4 Bg3 75. hxg5 f5+ 76. Ke3 fxg4 77. fxg4 Bd6) 74. Rh8 Bb2 75. h4 gxh4 76. Rxh4 f5+ 77. gxf5+ {White mates.} Kf7 78. Rh2 Bf6 79. Ra2 Bh4 80. Ra7+ Kf6 81. Kf4 Be1 82. Ra6+ Kf7 83. Kg5 Bf2 84. Rc6 {Accuracy: White = 61%, Black = 31%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.2"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Popov, Ivan"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "2639"]
[BlackElo "2581"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,42,23,25,0,35,13,18,15,20,25,33,12,30,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. cxd5 exd5 5. d4 c6 6. Qc2 g6 7. Bg5 Be7 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 O-O 11. Bxf6 Bxf6 12. h4 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} c5 $146 ({Predecessor:} 12... Qd6 13. h5 Nd7 14. O-O-O c5 15. hxg6 hxg6 16. dxc5 Qxc5 17. Kb1 Bxc3 18. Rc1 Qc4 19. Qxc3 Qxc3 20. Rxc3 {½-½ (27) Sanikidze,T (2549)-Negi,P (2639) Cappelle-la-Grande 2012}) 13. dxc5 Na6 14. Nxd5 Bxb2 15. Rd1 Qa5+ $1 16. Kf1 {Threatens to win with Qc2.} Rfd8 17. h5 {[#] hxg6 is the strong threat.} Nb4 {The position is equal.} 18. Qb3 {aiming for hxg6.} Nxd5 19. Rxd5 Rxd5 20. Qxd5 Rd8 $1 21. Qb3 {Strongly threatening Ng5.} Bf6 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.3"]
[White "Zhao, Yuanhe"]
[Black "Wen, Yang"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2431"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,72,20,16,18,18,0,24,4,33,15,35,-14,0,-55,-50,-70,-85,-77,-16,-23,0,0,0,0,0,0,0,0,0,0,0,-45,-41,-41,-43,-43,-37,-45,-35,-44,-47,-115,-121,-152,-141,-193,-207,-230,-222,-218,-222,-366,-366,-602,-611,-731,-729,-1239,-1163,-1507,-718]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 {E04: Open Catalan: 5 Nf3} Ndxb4 9. Nc3 (9. O-O Rb8 10. Na3 O-O 11. Qb5 b6 12. Qxc4 Ba6 13. Nb5 Qe8 14. Rfc1 Nd5 15. Qxc6 Qxc6 16. Rxc6 Bxb5 17. Rc2 Rfc8 {½-½ (33) So,W (2780)-Caruana,F (2822) Saint Louis 2018}) 9... Bd7 {[#] Strongly threatening ...Nxd4!} 10. O-O {White has an edge.} a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 11. Qd1 {[%mdl 1024] White has compensation.} O-O 12. a3 Nd5 13. e3 {[#]} (13. Rc1 $11) 13... a4 $1 {[%mdl 512]} 14. Qc2 $146 (14. Nxa4 Nxd4) ({Predecessor:} 14. Nxa4 Nxd4 15. Qxd4 Rxa4 16. Ne5 Bb5 17. Rfc1 c3 18. b4 Re8 {½-½ (18) Lloyd,G (2337)-Voiculescu,F (2235) ICCF email 2011}) 14... Nxc3 15. Qxc3 Na5 ({Black should try} 15... b5 $17) 16. Nd2 Qe8 17. Rfe1 Bc6 18. Nxc4 Bxg2 19. Nxa5 Be4 20. Nc4 (20. Qxc7 f5 $17) 20... Qb5 21. Rac1 Rfd8 22. Ne5 f6 23. f3 Bd5 24. e4 Bb3 $36 {[%mdl 2048] Black has the initiative.} 25. Nd3 e5 26. d5 c6 27. f4 (27. Nc5 $1 $15) 27... cxd5 $17 28. fxe5 dxe4 29. Nf2 (29. Nc5 $17 Rac8 30. Qb4 Qxb4 31. axb4) 29... f5 $19 ({Don't play} 29... Qxe5 30. Qxe5 fxe5 31. Nxe4 $15) ({Resist} 29... fxe5 30. Nxe4 Rd3 31. Qc5 $15) 30. g4 Re8 31. gxf5 Rxe5 32. Nxe4 (32. Re3 $142) 32... Qb6+ (32... Rxf5 $2 33. Ng3 $19) 33. Nc5 $2 (33. Kg2 Rxf5 34. Qe3) 33... Rxf5 {And now ...Rg5+ would win.Black is clearly winning.} 34. Re3 {[%cal Rc5b3]} Rc8 35. Qb4 Qh6 36. Qe1 Qg5+ {Accuracy: White = 36%, Black = 69%.} (36... Rg5+ $142 37. Rg3 Rxg3+ 38. hxg3 Bd5) 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.4"]
[White "Van Wely, Loek"]
[Black "Cao, Sang"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "2612"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,71,57,52,45,51,46,122,118,124,120,114,97,96,92,55,49,44,31,41,49,38,38,65,14,128,115,239,249,240,243,243,248,244,239,283,263,377,379,429,392,453,460,484,494,784,773,745,724]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 a6 11. a4 Ne4 12. Nxe4 Rxe4 13. Nd2 Rb4 14. Ra2 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} Qe7 15. b3 Be5 (15... g5 $14 16. Be3 b5) 16. Bxe5 $16 {White is better.} Qxe5 17. Nc4 Qe7 18. e4 Nd7 19. f4 Nb6 20. Ne3 a5 {[#]} 21. Re1 $146 {[%mdl 2048] White has the initiative.} ({Predecessor:} 21. f5 Bxf5 {0-1 (41) Ulybin,M (2529)-Cox,J (2385) Port Erin 2005}) 21... Bd7 22. e5 Re8 23. Rae2 Qf8 $1 24. Qa1 (24. exd6 $14 Rc8 25. f5) 24... Qg7 ({Much weaker is} 24... Rxb3 $6 {[#]} 25. e6 $1 $16 {[%mdl 512]}) (24... dxe5 $1 $11 25. fxe5 Rxb3) 25. Qc3 {Hoping for Nc2.} dxe5 (25... c4 $16) 26. Nc2 $18 {[%mdl 64] Trapped Piece} e4 27. Qxg7+ ({Weaker is} 27. Qxc5 Rxb3 28. Rxe4 Rxe4 $11) 27... Kxg7 28. Nxb4 cxb4 29. Rxe4 Rc8 30. d6 Kf6 (30... Be6 $142 31. R4e3 Rd8) 31. R4e3 Rc2 32. Bxb7 Be6 33. Rd1 {White is clearly winning.} Nd7 34. Bd5 h5 (34... Rc8 $142 35. Bxe6 fxe6) 35. Bxe6 fxe6 {[#]} 36. Re5 $1 {[%mdl 576] Promotion. Accuracy: White = 81%, Black = 43%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.5"]
[White "Demchenko, Anton"]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2678"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,35,34,26,32,35,45,32,31,29,28,0,18,0,6,10,33,30,32,28,26,26,17,41,31,14,18,4,20,43,72,80,130,133,136,159,156,149,153,120,147,119,117,117,121,139,156,138,138,124,191,141,112,0,221,100,86,80,116,0,0,0,125,175,214,194,227,207,300,248,354,333,287,191,371,379,349,183,183,183,182,-12850,-6087,-29994,-29995,-29995,-29996]} 1. e4 c5 2. Nc3 Nc6 3. g3 Rb8 4. Nge2 (4. Bg2 b5 5. d3 b4 6. Nd5 e6 7. Ne3 g6 8. a3 b3 9. c3 Bg7 10. Nf3 Nge7 11. Nd2 Na5 12. Nec4 O-O 13. O-O {1-0 (65) Li,R (2564)-Kantans,T (2456) chess.com INT 2017}) 4... b5 5. Bg2 b4 6. Nd5 {B24: Closed Sicilian: 3 g3 sidelines} e6 7. Ne3 Nf6 8. O-O {White is slightly better.} Be7 9. a3 b3 $146 ({Predecessor:} 9... a5 10. axb4 axb4 11. d4 cxd4 12. Nxd4 Qb6 13. Nxc6 dxc6 {1-0 (38) Avramovic,Z (2238)-Nikolajevic,B (2170) Serbia 2008}) 10. c4 O-O 11. d3 d6 12. f4 Nd4 13. Nxd4 cxd4 14. Ng4 Nxg4 15. Qxg4 d5 16. cxd5 exd5 17. f5 dxe4 18. Bxe4 Bf6 19. Bf4 Rb5 20. Rac1 $36 {[%cal Ba1c1,Bc1c5,Bc5d5][%mdl 2080] White is on the roll.} Bb7 21. a4 $1 {[%cal Ra4b5]} Bxe4 22. dxe4 (22. axb5 Bxd3 23. Rf2 Bc2 $17) 22... Re5 23. Bxe5 Bxe5 24. Rc5 d3 25. Rd5 (25. Rxe5 $6 Qd4+ 26. Rf2 Qxe5 $14) 25... Qb6+ 26. Kg2 Bxb2 27. Qd1 ({Much weaker is} 27. Rxd3 $6 Bf6 $11) 27... Bf6 28. Qxd3 b2 29. e5 Bg5 (29... Qc6 $16 30. Kh3 (30. exf6 Rd8 $11) 30... Bg5) 30. Qb5 {Threatens to win with Qxb6.} Qe3 {next ...Qe4+ is good for Black.} 31. Qd3 (31. Kh3 $1 $16 Qe4 32. Qd3 Qxa4 33. Rb5) 31... Qb6 $1 $18 32. a5 (32. Rb5 $1 $18 {[%cal Rb5b6]} Qc6+ 33. Rf3) 32... Qc6 $16 33. Kh3 $1 Qh6+ 34. Kg2 {aiming for Rd6.} Qc6 {White must now prevent ...Rd8.} 35. Kh3 Qh6+ $1 36. Kg4 $1 Bc1 37. h4 $1 Qc6 {[#]} 38. Rb5 $1 a6 (38... g6 $142) 39. Rb3 Qa4+ (39... g6 {keeps fighting.}) 40. Kh3 $18 h5 41. Kg2 Kh7 $2 (41... Qxa5 {might work better.} 42. e6 Qe5 43. exf7+ Rxf7) 42. e6 Rd8 43. Qxd8 (43. Qf3 $142 Qg4 44. Qxg4 hxg4 45. exf7) 43... Qxb3 44. e7 Qb7+ 45. Kh3 $4 {[%mdl 8192] [#]} ({Weaker is} 45. Kg1 Be3+ 46. Kh2 b1=Q $17) (45. Rf3 $18 Bg5 46. Qd3) 45... b1=Q $1 $19 {[%cal Rb1f5] ( -> ...Qxf5+!)} 46. e8=Q {[#]} Qxf5+ $1 {[%mdl 576] Double Attack} 47. Kh2 (47. Rxf5 Qh1#) 47... Qc2+ {Accuracy: White = 63%, Black = 58%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.6"]
[White "Mareco, Sandro"]
[Black "Liu, Guanchu"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2666"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,56,16,16,12,0,29,30,25,15,19,0,0,0,0,-37,-17,-27,-29,-29,-34,-21,-21,-36,-46,-35,-28,-37,-47,-69,-43,-103,-123,-100,-105,-460,-357,-352,-375,-341,-352,-730,-728,-713,-693]} 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e3 e5 6. Nge2 Nge7 7. a3 d6 8. O-O Be6 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} (8... a5 9. d3 O-O 10. Bd2 Rb8 11. Qb3 Be6 12. Nd5 Bf5 13. Nxe7+ Nxe7 14. Rad1 Qd7 15. a4 Nc6 16. Bc3 Nb4 17. Bxb4 axb4 {1-0 (66) Klekowski,M (2489)-Arenas Vanegas,D (2449) Las Palmas 2018}) 9. Nd5 O-O 10. Nec3 Rb8 {White has an edge.} 11. b4 a6 $146 ({Predecessor:} 11... b6 12. b5 Na5 13. d3 Qd7 14. Re1 f5 15. Rb1 Kh8 16. Bd2 {0-1 (49) Hoang,T (2127)-Vasilevich,T (2368) Beijing 2008}) 12. bxc5 dxc5 13. Rb1 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 14. d3 b4 15. Nxe7+ Nxe7 16. Na4 Qd6 17. axb4 cxb4 18. Qb3 Rfd8 19. Nb2 Nc6 20. Ra1 a5 $36 {[%mdl 2048] Black is pushing.} 21. Bd2 Bf5 22. Rfd1 (22. Rfb1 $15) 22... e4 $17 23. d4 {[#]} Bg4 $1 {aiming for ...Nxd4.} 24. Bxe4 $2 {[%mdl 8192]} (24. c5 $17 Bxd1 25. Rxd1) 24... Bxd1 25. Rxd1 {[#]} Nxd4 $1 {[%mdl 512]} 26. exd4 Qxd4 27. Bxb4 $2 (27. Bf4 Qxe4 28. Bxb8 Rxb8 29. Na4) 27... Qxe4 $19 28. Rxd8+ Rxd8 {Accuracy: White = 26%, Black = 73%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.7"]
[White "Nguyen, Ngoc Truong Son"]
[Black "Xu, Yi"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2647"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,42,0,5,10,22,-8,0,0,0,0,0,-2,0,-2,0,8,19,14,34,0,14,0,20,-10,0,-11,3,-28,-12,-6,0,-11,-12]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 e6 6. c3 cxd4 7. exd4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Nh5 8. Bg3 (8. Be3 Bd6 9. Bd3 Nf4 10. Bxf4 Bxf4 11. g3 Bd6 12. O-O O-O 13. Re1 Bd7 14. h4 h6 {1-0 (44) Caruana,F (2822)-Aronian,L (2767) chess.com INT 2018}) 8... Nxg3 9. hxg3 g6 10. Bd3 Bg7 11. O-O O-O 12. Re1 f6 13. b4 $146 ({Predecessor:} 13. c4 dxc4 14. Bxc4 Nxd4 {½-½ (35) Laurent Paoli,P (2290)-Lemeaux,D (2344) Condom 2017}) 13... Bd7 14. a4 b6 15. Qb3 (15. b5 $5 {[%cal Rb5c6]} Na5 16. Nb3 $11) 15... Kh8 16. Rad1 Qc7 17. Nf1 Qd6 18. Ne3 Be8 19. Ba6 Rd8 20. Bb5 Rc8 21. Rb1 Bf7 {Accuracy: White = 38%, Black = 48%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.8"]
[White "Predke, Alexandr"]
[Black "Hoang, Canh Huan"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2611"]
[BlackElo "2394"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,85,42,42,42,57,49,66,58,60,62,122,97,156,112,168,119,240,243,220,150,198,156,154,160,231,160,154,110,260,143,471,461,585,414,414,414,411,411,394,409,404,395,389,327,316,323,357,324,530,530,529,529,608,443,599,587,616,593,2484,2044]} 1. Nf3 c5 2. e3 Nf6 3. d4 d5 4. dxc5 e6 5. c4 Bxc5 6. Nc3 Nc6 7. a3 a6 8. b4 Ba7 9. Bb2 O-O 10. Qc2 Qe7 11. Rd1 Rd8 12. Be2 d4 13. exd4 Nxd4 14. Nxd4 Bxd4 15. O-O {D40: Queen's Gambit Declined: Semi-Tarrasch with 5 e3} e5 16. c5 (16. Na4 Bg4 17. Bxd4 Rxd4 18. Rxd4 exd4 19. Bxg4 Nxg4 20. h3 Nf6 21. Nc5 a5 22. Qf5 axb4 23. axb4 Qe2 24. Qd3 Qxd3 25. Nxd3 Kf8 {½-½ (25) Markus,R (2615)-Perunovic,M (2597) Novi Sad 2018}) 16... g6 17. Na4 $146 {White is slightly better.} ({Predecessor:} 17. Bc4 Bg4 18. Rd2 Rd7 19. Qb3 Rad8 20. Re1 Kg7 21. h3 Bf5 22. g4 Bxg4 23. hxg4 Nxg4 {1-0 (33) Paulsen,D (2340)-Schlehoefer,R Germany 1987}) 17... Bf5 18. Qc1 Rac8 ({Better is} 18... Ne4 $14) 19. Nb6 $16 {Bxd4 is the strong threat.} Rc7 ({Black should try} 19... Rc6) 20. Bc4 Bg4 (20... Rc6 $16) 21. Rde1 Bxb2 (21... Be6 $16) 22. Qxb2 $18 Re8 23. Re3 Bf5 24. Rfe1 {[%cal Re3e5]} e4 25. f3 {aiming for fxe4.} Qd8 (25... Be6 $16 26. Bxe6 (26. fxe4 Ng4 $16) 26... Qxe6 27. Rxe4 Nxe4 28. Rxe4 Qc6) 26. fxe4 Bxe4 27. h3 h5 (27... Bc6 $16 {was called for.}) 28. R3e2 (28. Qa1 $18) 28... h4 $2 {[%mdl 8192]} (28... Bc6 $16) 29. Rd2 Qe7 30. Rf2 Rc6 {[#]} 31. Nd5 $1 {[%mdl 512]} Nxd5 (31... Bxd5 32. Rxe7) 32. Bxd5 Bxd5 33. Rxe7 Rxe7 34. Qd4 Rd7 35. Qxh4 Re6 36. Rd2 Re8 37. Qg4 Red8 $2 {[#]} (37... Ree7 38. Kf2 Be6) 38. Qg5 {White is clearly winning.} Kg7 39. h4 f6 40. Qg3 Be4 41. Rd6 Rxd6 42. cxd6 Kf7 43. Qb3+ {Accuracy: White = 63%, Black = 16%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.9"]
[White "Tran, Tuan Minh"]
[Black "Raghunandan, Kaumandur Srihari"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2556"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,87,18,16,24,24,22,29,34,33,27,31,94,100,100,89,76,69,82,82,85,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-143,-144,-148,-136,-154,6,-75,-77,-123,-40,-72,0,-62,-62,-62,-74,-160,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 c5 5. c4 d6 6. Bg2 e5 7. O-O O-O 8. Nc3 Nc6 9. d3 h6 10. Nd2 Be6 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6} 11. Nde4 Ne8 (11... Qd7 12. Nxf6+ Bxf6 13. a3 Bg7 14. Nd5 Rab8 15. b4 b6 16. Bc3 Ne7 17. Nxe7+ Qxe7 18. a4 Qd7 19. Qd2 d5 20. bxc5 bxc5 21. cxd5 Bxd5 {½-½ (36) Artemiev,V (2653)-Gelfand,B (2725) Moscow 2016}) 12. Nd5 f5 {White has an edge.} 13. Nec3 g5 14. e3 {[#]} g4 $146 (14... Qd7 $14) ({Predecessor:} 14... Qd7 15. f4 exf4 16. exf4 g4 17. Qd2 Bd4+ 18. Kh1 {½-½ (75) Neiksans,A (2590)-Brunello,S (2553) Katowice 2017}) 15. f3 $16 gxf3 16. Qxf3 Nf6 17. a3 Ne7 18. Nxf6+ Bxf6 19. Qxb7 ({White should try} 19. Qe2 $16) 19... Rb8 $11 20. Qxa7 Rxb3 21. Rab1 e4 22. Nd5 Nxd5 23. cxd5 Bxd5 24. Bxf6 Qxf6 25. Rxb3 Bxb3 26. dxe4 Bc4 27. Rd1 (27. Rf4 $11 {keeps the balance.}) 27... Be2 $1 $17 {[%cal Re2d1]} 28. Rb1 {[#]} fxe4 $1 {Strongly threatening ...Qf2+.} 29. Qb7 {[#]} Qf2+ $1 30. Kh1 Bf3 {[%csl Gf2][%cal Rf3g2]} 31. Qb3+ Rf7 (31... Kg7 $17 {[%csl Gf2][%cal Rf3g2]} 32. Qb2+ Qxb2 33. Rxb2 c4) 32. Rg1 $1 $15 Qd2 (32... Qe2 $17 {aiming for ...c4.} 33. Bxf3 exf3) 33. h3 ({Better is} 33. Qe6 $11) 33... Qd3 34. Qe6 Kg7 35. h4 (35. Kh2 $142) 35... h5 $2 {[#]} (35... Qxe3 36. Qxd6 Qd4 37. Qb6) (35... c4 $17 {Hoping for ...c3.} 36. Kh2 c3) 36. g4 $1 $11 {[%mdl 512] The position is equal.} Bxg4 37. Bh3 Kf8 38. Bxg4 hxg4 {[%mdl 4096] Endgame KQR-KQR} 39. h5 Rf1 {And now ...Rxg1+ would win.} 40. Qh6+ Kf7 41. Qg6+ Kf8 {...Rxg1+ is the strong threat.} 42. Qh6+ Kf7 43. Qh7+ Kf8 {Threatens to win with ...Rxg1+.} 44. Qh6+ {Accuracy: White = 60%, Black = 67%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.10"]
[White "Megaranto, Susanto"]
[Black "Nitin, S.."]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2526"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,69,0,27,29,19,0,0,0,0,0,8,0,-9,-5,0,4,4,0,0,0,4,-6,59,59,56,56,40,22,24,25,120,106,109,95,159,162,159,141,163,152,177,123,111,91,733,734,29993,29994,29994,29994,29994,29995,29995,29996,29996,29997]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bxd7+ Bxd7 6. d4 cxd4 7. Qxd4 e5 8. Qd3 h6 9. c4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} (9. a4 Nf6 10. a5 Be7 11. c4 b5 12. axb6 Qxb6 13. Nc3 O-O 14. Be3 Qb7 15. h3 Rfc8 16. Nd2 Be6 17. Rfb1 a5 18. b3 Ra6 19. Ra2 Bd7 20. Rba1 {½-½ (20) Wang,H (2730)-Nepomniachtchi,I (2763) St Petersburg 2018}) 9... b5 10. Nc3 {[%cal Rc4b5]} bxc4 11. Qxc4 {The position is equal.} Nf6 12. b3 Be7 13. Bb2 O-O 14. Nd2 $146 ({Predecessor:} 14. Rad1 Qb6 15. Rfe1 Rfc8 16. Qd3 a5 {0-1 (57) Ozen,D (1835)-Odeev,H (2408) Edirne 2013}) 14... Be6 15. Qd3 Qc7 16. Rac1 Qb7 17. Nc4 Rfd8 18. Rfd1 d5 (18... a5 $11) 19. exd5 $14 (19. Nxe5 $6 dxe4 20. Qe2 Bd6 $11) 19... Nxd5 {aiming for ...Bg5.} 20. Qf3 $1 ({Don't play} 20. Nxe5 Bg5 $17) 20... Rab8 21. Nxe5 Bg5 22. Ra1 Bf6 (22... Nxc3 $1 $11 {keeps the balance.} 23. Qxc3 (23. Bxc3 Qc7 $11) 23... Bf6) 23. Ne4 $16 Be7 24. Nc4 Bf8 ({Black should play} 24... f6) 25. Be5 Ra8 26. Rd4 Qc6 {[#]} 27. Rad1 $1 $36 {[%mdl 2048] Nc3 is the strong threat. White has strong initiative.} Rd7 28. h3 (28. Bf4 $18 {Strongly threatening Ne5.} f6 29. Bxh6) 28... Rad8 29. R4d2 {Hoping for Bf6!} Nb4 $2 {[%mdl 8192] [#]} (29... Ne7 $16) 30. Nf6+ $1 $18 {[%mdl 512]} gxf6 31. Qxf6 {[%csl Ge5][%cal Rf6h8] White mates.} Kh7 32. Qh8+ Kg6 33. Qg8+ Kh5 34. g4+ Kh4 35. Kh2 {Accuracy: White = 73%, Black = 44%.} ({Don't blunder} 35. Bf6+ $2 Kxh3 36. Ne3 Rxd2 $19) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.11"]
[White "Nandhidhaa, P V"]
[Black "Nasanjargal, Urtnasan"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2240"]
[BlackElo "2503"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,133,33,36,28,38,33,14,56,7,35,29,41,38,52,17,13,11,1,-19,66,55,63,51,54,50,51,56,50,44,47,54,45,49,31,35,41,27,29,27,21,26,22,20,25,28,29,21,20,30,66,71,194,186,189,180,201,110,129,120,129,124,381,376,477,466,452,434,407,427,407,366,398,381,384,390,396,384,366,347,473,459,1004,1003,4144,4144,4144,25,25,25,25,25,25,25,25,8,8,8,25,8,4225,4160,4243,4153,4153,4153,4145,4145,4144,4144,4145,4137,4137,4137,4137,4137,4137,4137,4137,4137,4137,4137]} 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Bc4 Nf6 5. Qe2 O-O 6. O-O c6 7. Bb3 a5 8. a4 b6 {B06: Modern Defence} 9. Rd1 Ba6 10. Qe1 d5 {The position is equal.} 11. Nbd2 e6 12. e5 $146 ({Predecessor:} 12. c3 c5 13. e5 Nfd7 14. Nf1 Nc6 15. Bg5 Qe8 16. Ne3 cxd4 17. cxd4 {½-½ (43) Kobalia,M (2590)-Minasian,A (2554) Dubai 2001}) 12... Ne8 13. Nf1 c5 14. c4 dxc4 15. dxc5 Qc8 16. Ba2 Nc7 (16... Qxc5 $11 17. Be3 Qb4) 17. Ne3 $14 Nd5 18. Nxd5 exd5 19. Rxd5 Nc6 20. Bd2 $1 Nb4 21. Bxb4 axb4 22. Qxb4 Bb7 23. Bxc4 Bxd5 24. Bxd5 Ra5 25. Rc1 Rxc5 26. Rxc5 Qxc5 27. Qxc5 bxc5 $11 {[%mdl 4096] Endgame KRB-KBN} 28. Kf1 Rd8 29. Bc4 Rd1+ 30. Ke2 Ra1 31. b3 Ra2+ 32. Ke3 Bf8 (32... Kf8 $16) 33. Ke4 Be7 34. Kd5 g5 35. e6 (35. Ne1 $18) 35... fxe6+ 36. Kxe6 Kf8 37. Ne5 $1 Rxf2 $2 {[%mdl 8192]} (37... Bd8 $16 {was necessary.}) 38. Nc6 $18 Rf6+ {[#]} 39. Kd7 $1 Rd6+ 40. Kc7 Rd2 41. a5 Bd6+ 42. Kc8 Rxg2 ({Reject} 42... Bxh2 43. a6 $18) 43. h3 h5 44. a6 Ra2 45. a7 Kg7 46. Kb7 Rxa7+ 47. Kxa7 ({Weaker is} 47. Nxa7 Kf6 $18) 47... g4 (47... Kf6 $142 48. Kb6 g4 49. hxg4 hxg4) 48. hxg4 hxg4 49. Kb6 Kf6 50. Na5 $2 (50. Kb5 $18 Kf5 51. Bd5) 50... Ke5 $1 $11 51. Nb7 g3 {And now ...g2 would win.} 52. Bf1 Be7 $1 53. Nxc5 Kd4 $1 54. Na4 {aiming for Bh3.} Ke3 55. Kc6 {Threatens to win with Nb6.} Kd2 (55... Kf2 $5 56. Bh3 $8 Kg1 $18) 56. Kd5 {Black must now prevent Kc4.} Kc2 $2 {[%mdl 8192] [#]} (56... Ke1 $11 57. Bh3 Kf2) 57. Kc4 $1 $18 {White is clearly winning.} Bf8 58. Bg2 Be7 59. Be4+ Kd2 60. Nc5 Ke3 61. Bd5 Kf2 62. Nd3+ Ke3 63. Ne1 Kf4 64. Ng2+ Ke5 65. Bf3 Bd8 66. b4 Bb6 67. Kb5 {Accuracy: White = 71%, Black = 46%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.12"]
[White "Karthik Venkataraman"]
[Black "Rahul Srivatshav P"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2494"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,18,17,13,13,13,10,3,21,11,16,6,0,-10,-16,-15,-17,-15,-15,0,22,3,44,37,36,57,41,19,22,30,71,19,70,73,77,105,118,114,166,166,164,143,173,157,174,145,152,130,156,106,123,0,0,0,159,156,246,247,261,250,950,980,897,924,947,907,833,746,938,896,966,966,966,966,966,959,1187,1171,1127,1045]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. a3 {B12: Caro-Kann: Advance Variation} Ne7 7. Bd3 Ng6 8. O-O {The position is equal.} O-O 9. Nbd2 Nc6 10. b4 Bb6 11. Bxg6 fxg6 12. Nb3 Rf5 $146 ({Predecessor:} 12... Bd7 13. Re1 {1-0 (29) Anand,V (2773)-Mamedyarov,S (2817) Wijk aan Zee 2019}) 13. Re1 Qc7 {[%cal Rc6e5]} 14. Bb2 Bd7 15. Rc1 a5 16. b5 Ne7 17. a4 Rf4 18. Bd4 Bxd4 19. Nbxd4 Rc8 20. c3 (20. c4 $16) 20... Rff8 (20... h6 $11) 21. Nb3 $14 {[%cal Bd4b3,Bb3d2,Bd2e4,Be4d6][%mdl 32]} b6 22. Nfd2 Qb8 23. c4 dxc4 (23... Qa7 $16) 24. Nxc4 $18 Nd5 25. Nbd2 g5 26. Ne4 h6 27. Ned6 Rc5 28. Qd2 Nf4 29. Qe3 Qc7 30. Qd4 (30. Kf1 $16) 30... Bc8 $1 $11 {[%cal Rc8b7]} 31. Qe4 $36 {[%mdl 2048] Black is under pressure.} Qb8 $2 (31... Bd7 $11) 32. Rc2 $16 Qc7 {[#]} (32... Bd7 $16 33. g3 Nd5) 33. Rec1 $1 $18 Nd5 {[#]} 34. Nxb6 $1 {[%mdl 512]} Nc3 $2 (34... Rxc2 35. Rxc2 Qxb6) (34... Qxb6 35. Rxc5) 35. Qe3 {White is clearly winning.} Qxb6 36. Rxc3 Rxc3 37. Rxc3 (37. Qxb6 $2 {is a self mate.} Rxc1#) 37... Qb8 38. Qc5 Bb7 39. Qb6 Bd5 40. Qxb8 Rxb8 41. Rc8+ Rxc8 42. Nxc8 Kf8 43. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} Ke8 {[#]} 44. b7 $1 {[%mdl 512] Accuracy: White = 74%, Black = 49%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.13"]
[White "Nguyen, Anh Khoi"]
[Black "Pham, Chuong"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2484"]
[BlackElo "2383"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 1,1,17]} 1. d4 {Predecessor:} Nf6 $146 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. Ne5 O-O 8. Nc3 Bf5 9. O-O Ne4 10. g4 Be6 11. Nxe4 dxe4 12. Bxe4 Nc6 13. Nxc6 bxc6 14. e3 Qd7 15. Bf3 Rab8 16. b3 c5 17. Bb2 c4 {½-½ (46) Ding,L (2813)-Mamedyarov,S (2817) Wijk aan Zee 2019} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.14"]
[White "Nguyen, Anh Dung"]
[Black "Chu, Wei Chao"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2458"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,71,7,10,2,10,21,18,7,11,16,27,0,0,0,0,0,0,0,7,-8,0,0,32,25,56,47,63,88,166,165,362,53,106,108,110,-16,10,15,141,136,139,121,213,211,396,133,221,230,534,534,29988,29989,29989,29990]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Bg5 Be6 9. Bxf6 Bxf6 10. Qd3 Nc6 11. O-O-O {B92: Sicilian Najdorf: 6 Be2} (11. Nd5 Bg5 12. Rd1 Rc8 13. c3 O-O 14. h3 Ne7 15. Nxe7+ Bxe7 16. Bg4 b5 17. Nd2 Qd7 18. Bxe6 fxe6 {½-½ (62) Danin,A (2543)-Jakovenko,D (2718) Minsk 2017}) 11... Nd4 12. Nxd4 exd4 13. Nd5 {The position is equal.} Bxd5 $1 14. exd5 O-O 15. Qf3 Qa5 16. Kb1 Rfe8 17. Bd3 Re5 18. h4 Qxd5 19. Qh3 $146 Rae8 20. g4 Bd8 21. g5 {[%mdl 1024] White has compensation.} Ba5 22. a3 Qc5 23. h5 Bc3 (23... Rxg5 $6 24. f4 $11) (23... Qd5 $16) 24. g6 $18 (24. bxc3 Qxa3 25. Bxh7+ (25. cxd4 $2 Qb4+ 26. Kc1 Ra5 $19) 25... Kxh7 $17) 24... Qb6 $2 (24... R5e7 {was worth a try.}) 25. b3 $2 ({White has to play} 25. gxf7+ $18 Kxf7 26. Bc4+ Kf8 27. Bb3) 25... Qc7 (25... Qa5 $14 26. Qd7 R5e7 27. Qxd6 Qc7 28. Qxc7 Rxc7) 26. Qf3 $1 $16 h6 27. Bc4 ({White should try} 27. gxf7+ $16 Qxf7 28. Qxf7+ Kxf7 29. Bg6+ {[%mdl 64] Skewer} Kg8 30. Bxe8 Rxe8 31. f4) 27... d5 28. Bxd5 {[%mdl 64] Double Attack} Kh8 (28... Rd8 $11 29. Qxf7+ (29. gxf7+ Kf8 $17) 29... Qxf7 30. Bxf7+ (30. gxf7+ Kf8 $11) 30... Kf8) 29. gxf7 Rf8 30. Rhg1 {Hoping for Qg3.} Qe7 (30... Qd7 $16 31. Bc4 (31. Bxb7 $2 Qe7 $19) 31... b5) 31. Rg6 $1 $18 Re1 $2 {[#]} ({And not} 31... Qxa3 32. Rxh6+ $1 {[%mdl 512]} gxh6 33. Qf6+ Kh7 34. Qg6+ Kh8 35. Qxh6#) (31... d3 {was necessary.} 32. Rdg1 (32. cxd3 $2 Rf5 $19) (32. Bxb7 $2 Re1 $19) 32... Re1+ 33. Ka2 Rxg1 34. Rxg1 Bf6 35. Qxd3 (35. cxd3 Qc5 $17) 35... Qe5) 32. b4 $2 $40 {[%mdl 128] White attacks with force.} (32. Ka2 $1 $18 Rxd1 33. Qxd1) 32... Qe5 (32... a5 $16 {was called for.}) 33. Rg1 {And now Rdxe1 would win.} ({Don't blunder} 33. Bxb7 $2 {[#]} Rxf7 $3 {[%mdl 512]} 34. Qd3 (34. Qxf7 {gets mated.} Rxd1+ 35. Ka2 Ra1+ 36. Kb3 Rb1+ 37. Ka2 Rb2+ {[%mdl 64] Double Attack} 38. Ka1 Qe1#) 34... Rxb7 $19) 33... Re2 $2 {[#]} (33... Rxd1+ {is a better chance.} 34. Rxd1 b6) 34. Rxg7 $1 {[%mdl 576] Clearance} Kxg7 (34... Qxg7 35. Qxe2) 35. Rg1+ Kh7 36. Qd3+ {Accuracy: White = 51%, Black = 21%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.15"]
[White "Mendonca, Leon Luke"]
[Black "Wang, Shixu B"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2446"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,83,-33,-39,-1,4,38,22,43,52,104,104,107,24,24,24,56,29,33,12,0,1,77,38,38,38,40,31,31,27,30,14,14,13,12,2,26,32,50,49,65,2,8,2,11,7,19,18,20,8,858,0,556,0,508,0,571,529,557,0,839,0,783,0,725,19]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Nc6 5. Bg2 dxc4 6. O-O Rb8 7. Bg5 {E04: Open Catalan: 5 Nf3} (7. e3 Be7 8. Qe2 b5 9. b3 cxb3 10. axb3 O-O 11. Bd2 Bb7 12. Rc1 a6 13. Ne1 Nd5 14. Nd3 Qd7 15. Nc3 {1-0 (24) So,W (2780)-Wei,Y (2729) chess.com INT 2018}) 7... Be7 8. e3 O-O 9. Nfd2 e5 10. Bxf6 Bxf6 11. d5 {LiveBook: 4 Games} Nb4 (11... e4 $5 {[%cal Rf6b2]} 12. Qc1 Ne5 13. Nxe4 b5 $15) 12. Nxc4 $146 ({Predecessor:} 12. Nc3 b5 13. a4 a6 14. axb5 axb5 {1-0 (48) Dubov,D (2661)-Hausrath,D (2503) Berlin 2015}) 12... c6 (12... e4 $5) 13. dxc6 bxc6 {Hoping for ...Qxd1.} 14. Nbd2 Be6 (14... Qc7 $14) 15. a3 $1 $16 {[%cal Ra3b4,Ba2a3,Ba3a4][%mdl 32]} Nd5 {[#]} 16. Qc2 (16. Rc1 $1 $16) 16... Qc7 $11 17. Rac1 a5 18. Nb3 Rb5 $1 19. a4 Nb4 20. Qe2 Bxc4 (20... Rbb8 $11) 21. Qxc4 Rbb8 22. Nc5 Be7 23. Nd3 (23. Bf3 {seems wilder.} Rfd8 24. Rfd1 Rxd1+ 25. Rxd1 Rd8 26. Rxd8+ Qxd8 27. Na6) 23... Rfd8 24. Nxb4 Rxb4 25. Qxc6 Qxc6 26. Bxc6 Rxb2 27. Bb5 Rbd2 28. Rc7 Bb4 29. Rfc1 g6 30. Rc8 (30. R1c6 $14) 30... Rd1+ 31. Kg2 Rxc1 32. Rxc1 {[%mdl 4096] Endgame KRB-KRB} Rd6 33. Rc7 Re6 34. Bd7 Kg7 $2 {[%mdl 8192]} (34... Re7 $11) 35. g4 $2 (35. Bxe6 $18 Kf6 36. Bxf7) 35... Bd6 $2 {[%mdl 8192]} (35... Re7 $11 {and Black has nothing to worry.}) 36. Rb7 $2 ({White must play} 36. Rc6 $18) 36... Kf6 $2 {[%mdl 8192] [#]} (36... Re7 $11) 37. h3 $2 (37. g5+ $1 $18 {[%mdl 512]} Kxg5 38. Bxe6 fxe6 39. Rxh7) 37... h5 $2 {[%mdl 8192]} (37... Re7 $11 {and Black is okay.}) 38. gxh5 gxh5 {intending ...Re7.} 39. h4 $2 (39. Bxe6 $18 Kxe6 40. Rb6) 39... Kg6 $2 {[%mdl 8192]} (39... Re7 $11) 40. Kf1 $2 (40. Bxe6 $18 fxe6 41. Rb5) 40... f5 $2 {[%mdl 8192]} (40... Re7 $11) 41. Kg2 $2 (41. Bxe6 $18 Kf6 42. Bf7) 41... Kf6 $2 {[%mdl 8192]} (41... Re7 $11) 42. Bc6 $2 {Precision: White = 27%, Black = 27%.} ({White should try} 42. Rb6 $18 Kf7 43. Bxe6+ Kxe6 44. Ra6) 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.16"]
[White "Nguyen, Van Huy"]
[Black "Pranesh, M."]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2428"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,136,8,9,9,8,0,18,28,89,7,97,78,104,98,97,90,108,101,102,104,82,93,109,106,95,109,105,107,104,111,155,150,152,101,107,114,114,89,93,96,90,93,107,85,75,85,80,77,107,106,168,131,170,181,254,0,137,0,266,215,246,253,259,93,95,31,369,343,314,306,377,273,456,446,723,581,665,625,805,798,29983,29984,29984,29985,29985,29986,29986,29987,29989,29990,29990,29991,29998,29992,29992,29985,29985,29986,29986,29987,29987,29987,29988,29989,29988,29987,29990,29991,29991,29992,29993,29994,29994,29995,29995,29995,29995,29996,29996,29997,29997,29998,29998,29999,29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 {E05: Open Catalan: 5 Nf3 Be7} b4 9. Nfd2 Nd5 (9... c6 10. Nxc4 Qxd4 11. Rd1 Qc5 12. b3 Ba6 13. Nbd2 Nbd7 14. Bb2 Rad8 15. e3 Qh5 {0-1 (38) Maghsoodloo,P (2688)-Nakamura,H (2746) St Petersburg 2018}) 10. Nxc4 {The position is equal.} Nc6 (10... c5 $11 {remains equal.}) 11. Rd1 (11. e3 $1 $16) 11... Rb8 $146 (11... b3 $1 $11 {keeps the balance.} 12. Qxb3 Rb8) ({Predecessor:} 11... Ba6 12. b3 Rb8 13. Bb2 Qd7 14. e4 Bxc4 15. bxc4 b3 {½-½ (58) Sipos,I (2463)-Hess,R (2639) Pardubice 2012}) 12. b3 $1 $16 Bb7 13. e4 Nb6 14. d5 exd5 15. exd5 {[%mdl 64] Trapped Piece} Nd4 16. Rxd4 {Strongly threatening Rd1.} Bf6 17. Bb2 {Hoping for Rd3.} Bxd4 18. Bxd4 {Black must now prevent a5.} Bxd5 19. Bxb6 axb6 20. Nbd2 Bxg2 21. Kxg2 Qd5+ {[#]} 22. Nf3 $1 Rbd8 23. Rc1 (23. Ne3 $142 Qb7 24. a5) 23... Rfe8 24. Ne3 Qa8 25. Rd1 Rxd1 26. Qxd1 Rd8 27. Qc2 c5 28. Nc4 Qb7 29. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} h6 30. Qe2 Qc6 31. Qe7 Rb8 (31... Re8 $16 32. Qa7 Re6) 32. h5 f6 33. Nd6 Rf8 (33... Kh8 $142 34. g4 Kg8) 34. Nc4 ({White should try} 34. Nf5 $18 {[%csl Gf5][%cal Re7g7]} Rf7 35. Qd8+ Kh7 36. Ne7 Rxe7 37. Qxe7) 34... Rb8 $1 35. Nd6 (35. Ne3 $16) 35... Qd5 $2 {[%mdl 8192] [#]} (35... Rf8 $1 $11 {and Black stays safe.}) 36. Qc7 $1 $40 {[%cal Rc7b8][%mdl 128] White attacks with force.} Rf8 37. Nc4 Qxh5 38. Qxb6 $2 (38. Nxb6 $18 {is the precise move to win. a5 is the strong threat.} Qf7 39. Qxc5) 38... Qd5 $16 39. Qd6 (39. a5 $16) 39... Qe4 $2 {[%mdl 8192]} (39... Qxd6 $14 40. Nxd6 Rd8) 40. Qxc5 Rd8 41. Qe3 Qd5 42. Qd2 Qa8 $2 (42... Qxd2 {was called for.} 43. Nfxd2 (43. Ncxd2 Kf7 $16) 43... Kf7) 43. Qxb4 $18 g5 (43... Rd3 $142 44. Ne3 Qc6) 44. Ne3 h5 {Black hopes to continue with ...g4.} 45. g4 hxg4 46. Nxg4 {And now Qe7 would win.} Qc6 47. Qe7 {White mates.} Rd6 48. Nh6+ Kh8 49. Nf7+ {[%mdl 64] Double Attack} Kg8 50. Nxd6 g4 51. Qf7+ Kh8 52. Qh5+ {[%mdl 64] Double Attack} Kg8 53. Qxg4+ Kf8 54. Qc8+ Qxc8 55. Nxc8 Ke8 56. a5 Kd7 57. Nb6+ Kc6 58. b4 Kb5 59. Nd5 Kc4 60. a6 Kxd5 {[%mdl 4096] Endgame KN-KP} 61. a7 f5 62. a8=Q+ Kc4 63. Qc6+ Kxb4 64. Kf1 f4 65. Ke2 Ka5 66. Qb7 Ka4 67. Kd3 Ka3 68. Kc3 {[%csl Gc3][%cal Rb7b3]} Ka2 69. Qb2# {Accuracy: White = 53%, Black = 35%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.17"]
[White "Pham, Le Thao Nguyen"]
[Black "Laxman, R.R."]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2374"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,34,0,0,1,42,28,39,28,29,20,32,22,27,16,44,43,55,54,54,56,62,55,70]} 1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 g6 5. h3 Bg7 6. Be2 O-O 7. O-O c5 8. c3 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} Ba6 (8... d6 9. Bh2 Nbd7 10. a4 a6 11. Nbd2 Qc7 12. Bd3 cxd4 13. cxd4 Nd5 14. Qb3 Bh6 15. Rac1 Qb8 16. Bc4 N7f6 17. Ne4 b5 18. axb5 axb5 19. Nxf6+ Nxf6 {½-½ (33) Nisipeanu,L (2657)-Illescas Cordoba,M (2605) Barcelona 2018}) 9. Nbd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Bxe2 10. Qxe2 d5 $146 ({Predecessor:} 10... d6 11. Bh2 Qc8 12. e4 Nfd7 13. e5 dxe5 14. dxe5 e6 {1-0 (29) Abrantes,T (2190)-De Andrade,I (1857) Brasilia 2015}) 11. Ne5 Nfd7 12. Ndf3 Nxe5 13. Bxe5 cxd4 14. cxd4 {White is slightly better.} Bxe5 15. Nxe5 f6 16. Nd3 Nc6 17. Rac1 Qd6 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.18"]
[White "Bulmaga, Irina"]
[Black "Miciano, John Marvin"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2424"]
[BlackElo "2317"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,122,20,18,9,18,19,34,31,28,22,31,21,43,35,33,27,18,4,19,23,31,6,39,13,31,31,35,15,50,39,70,50,64,48,71,64,57,56,58,0,0,0,0,0,0,0,0,-182,-168,-334,-129,-132,-132,-168,-110,-101,-100,-108,-109,-131,-105,-197,-213,-300,-297,-314,-314,-277,-254,-336,-342,-346,-285,-414,-296,-468,-242,-297,0,-445,-278,-373,-323,-383,-314,-328,-156,-460,-445,-401,0,-385,-315,-434,-363,-316,-314,-319,-314,-312,-297,-748,-382,-29978,-29979,-29975,-29976,-29992,-29993,-29993,-29991,-29991,-29992,-29992,-29993]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Na3 {[%cal Bb1a3,Ba3c2,Bc2e3][%mdl 32] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} a6 7. Nc2 e6 (7... Nf6 8. h3 e6 9. Nf3 Bd6 10. O-O b5 11. Re1 Bb7 12. a4 bxa4 13. Rxa4 O-O {1-0 (30) Artemiev,V (2709)-Dreev,A (2670) St Petersburg 2018}) 8. Nf3 {White is slightly better.} Bd6 9. O-O Nge7 10. Re1 Bd7 $146 ({Predecessor:} 10... h6 11. Ne3 Bd7 12. a4 f6 13. h3 O-O {1-0 (50) Cornette,M (2492)-Le Roux,J (2607) Orsay 2018}) 11. Bd2 f6 12. Ne3 O-O 13. c4 dxc4 14. Bxc4 Kh8 15. Rc1 Rae8 16. h3 Qb6 17. Bb3 Bb8 18. Bc3 Qb5 19. Nc4 a5 20. Na3 Qf5 21. Bd2 Nd5 22. Nh4 Qd3 23. Bc2 $1 {[%cal Rc2d3]} Qxd4 {[%mdl 64] [#] Double Attack} 24. Re4 (24. Ng6+ $1 $14 {[%mdl 512]} Kg8 (24... hxg6 25. Bxg6) 25. Nxf8 Rxf8 26. Bc3 $1 {[%mdl 512]}) 24... Qb6 $1 $11 {[#] Hoping for ...f5.} 25. Ng6+ $1 {[%mdl 512]} Kg8 $1 (25... hxg6 $2 26. Rh4+ Kg8 27. Bxg6 $18) 26. Rh4 f5 (26... hxg6 $2 27. Bxg6 Nf4 28. Bxf4 $18) (26... Qxb2 $2 {[#]} 27. Rxh7 $1 {[%mdl 512]} Qxc2 28. Qxc2 $18) 27. Nxf8 Rxf8 28. Bb3 $2 (28. Qh5 $11 {and White stays safe.} Bg3 29. Qxh7+ Kf7 30. Qh5+ Kg8 31. Qh8+ (31. Qh7+ Kf7 $11) 31... Kf7 32. Qh5+ Kg8 33. Qh8+ (33. Qh7+ Kf7 $11) 33... Kf7 34. Qh5+) 28... Bg3 $1 $36 {[%mdl 2048] Black has strong initiative.} 29. Bxd5 $2 (29. Rhc4 {was worth a try.} Qxf2+ 30. Kh1) 29... Bxf2+ $2 ({Weaker is} 29... Bxh4 30. Be3 $11) (29... Qxf2+ $19 30. Kh1 Bxh4) 30. Kh1 $17 Bxh4 31. Nc4 Qd8 (31... Qa6 $19 32. Bf3 Rd8) 32. Bf3 Bg5 33. Bxg5 Qxg5 34. Rc2 Be8 35. Re2 (35. Nd6 $17 {is a better defense.}) 35... Qf4 $19 36. Bxc6 (36. b3 $142) 36... Bxc6 ({Less strong is} 36... bxc6 37. Qc2 $17) 37. Nxa5 Bd5 38. Nb3 Rc8 {aiming for ...Bxb3.} 39. Rc2 Rxc2 40. Qxc2 h6 41. Nc5 (41. Qe2 $142) 41... Kh7 42. a4 (42. Kg1 {was called for.}) 42... Qf1+ 43. Kh2 Qf4+ (43... Qe1 $142 44. Nd7 Bc6 45. Nf8+ Kg8) 44. Kh1 Qg3 45. Kg1 Qe1+ 46. Kh2 h5 47. Nd7 h4 (47... Bc6 $19 {and Black stays clearly on top.} 48. Nf8+ Kg8) 48. a5 $2 (48. Qc7 $17) 48... Qg3+ 49. Kg1 Qe1+ 50. Kh2 {and the idea Qc7 leaves White hopeful.} Bc6 51. Nc5 Qxa5 52. Qf2 Qd8 53. Qf4 Qf6 54. Nd3 Qh6 55. Qe5 $2 (55. Qf2) 55... Qg5 {[%csl Gc6][%cal Rg5g2]} 56. Nf4 $2 (56. Ne1 $19 Bd5 57. Nf3) 56... Qg3+ {Black mates.} 57. Kg1 {[#]} Bxg2 $1 {[%mdl 512]} 58. b4 (58. Nxg2 Qxe5) 58... Bxh3+ 59. Kh1 {[#]} Bg2+ $1 {[%mdl 64] Pin} 60. Kg1 (60. Nxg2 Qxe5) 60... Bd5+ 61. Kf1 Bc4+ {Accuracy: White = 43%, Black = 53%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.19"]
[White "Le, Quang Long"]
[Black "Xu, Minghui"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2412"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,133,13,10,2,0,-17,-13,-41,-8,-70,0,0,24,20,20,-5,-5,-32,4,-32,-30,-15,-28,-175,-159,-229,-229,-214,-225,-225,-225,-225,-214,-243,-217,-265,-287,-381,-349,-361,-332,-336,-331,-483,-339,-555,-555,-555,-528,-535,-534,-506,-114,-102,-95,-164,-160,-151,-103,-163,-163,-164,-164,-163,-138,-147,-123,-146,-85,-85,-93,-144,-149,-186,-186,-196,-195,-240,-239,-239,-196,-239,-239,-272,-247,-264,-192,-175,-160,-247,-247,-247,-247,-247,-247,-247,-247,-262,-247,-247,-247,-247,-247,-247,-247,-441,-402,-441,-441,-440,-402,-440,-418,-504,-497,-504,-503,-504,-477,-29994,-29995,-29997,-29998,-29998]} 1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. Nxd4 Bg7 7. Nc2 {A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} (7. g3 Nxd4 8. Qxd4 O-O 9. Bg2 d6 10. O-O Be6 11. Qd3 Rc8 12. Nd5 Nxd5 13. cxd5 Bd7 14. e4 Qa5 {0-1 (50) Ortiz Suarez,I (2527)-Sebenik,M (2570) Batumi 2018}) 7... d6 8. e4 Nd7 $146 ({Predecessor:} 8... O-O 9. Be2 Nd7 10. h4 h5 11. g4 hxg4 12. Bxg4 Nce5 13. Be2 Nb6 14. Ne3 Be6 {½-½ (59) Londyn,R (2344)-Kyas,J (2205) Germany 2013}) 9. Bd2 {The position is equal.} O-O 10. h4 (10. Be2 $11) 10... h5 (10... Nc5 $15 11. f3 Be6) 11. Be2 $11 Nf6 12. f3 Be6 13. Be3 Rc8 14. Qd2 a6 15. Rc1 Ne5 16. b3 {[#]} b5 $1 {[%mdl 512]} 17. cxb5 {[#]} (17. Nd4 $11 {and White has nothing to worry.}) 17... Rxc3 $1 $19 {[%mdl 512]} 18. Qxc3 (18. Bd4 $17 Rc8 19. bxa6) 18... Nxe4 $1 19. Qb4 Nd3+ (19... Nxf3+ 20. Kf1 $17) 20. Bxd3 Bc3+ 21. Qxc3 Nxc3 22. bxa6 Qa5 (22... Nxa2 23. Ra1) 23. O-O Bf5 $1 {[%cal Rf5d3]} (23... Nxa2 24. b4 $15) (23... Qxa2 24. Nd4 $11) 24. b4 Qa4 25. Bxf5 {Threatens to win with Bd3.} Ne2+ (25... gxf5 26. Nd4 $15) 26. Kh2 {Hoping for Bd3.} Nxc1 ({Not} 26... gxf5 27. Rce1 $19) 27. Be4 (27. Rxc1 $142 gxf5 28. a7) 27... d5 28. Bxd5 $2 (28. a7 dxe4 29. Rxc1) 28... Qxc2 29. Rxc1 Qd3 30. Bh6 Qxd5 31. Bxf8 {[%mdl 4096] Endgame KQ-KRB} Qd7 $2 (31... Kxf8 $19 {is more deadly.} 32. Kh1 (32. Rc8+ $2 Kg7 $19) 32... Qxa2) 32. Bh6 $17 Qd6+ {[%mdl 64] Double Attack} 33. Kh3 (33. Kh1 $17 {was necessary.} Qxa6 34. Be3) 33... Qxa6 $19 34. Re1 e6 35. Bf4 (35. Re5 $17) 35... Qxa2 36. Be5 Qd5 37. Kg3 Qb5 38. Bc3 Qc4 39. Re3 Kf8 (39... f5 $142 40. Be5 Qxb4) 40. Bf6 $17 {With the idea Rc3.} Ke8 $1 41. Re4 {[#]} (41. Rc3 $142 Qb5 42. Ra3) 41... Qc7+ $1 42. f4 {[#] intending Rd4.} Kd7 $1 43. Rd4+ Kc8 44. Be5 Qc2 45. Kh2 Qf5 46. Rc4+ Kb7 47. Rc7+ Kb6 48. Rd7 f6 49. Rf7 Qg4 ({But not} 49... fxe5 $2 50. Rxf5 exf5 51. fxe5 $18) 50. Bxf6 (50. Rxf6 $17 {keeps fighting.} Qxh4+ 51. Kg1) 50... Qxf4+ $19 {[%mdl 64] Double Attack} 51. Kh1 Kc6 52. Rf8 Qxb4 53. Rc8+ Kd5 54. Rc1 Ke4 55. Rf1 Kd3 56. Bg5 e5 57. Rf3+ Kd4 58. Rf6 $2 (58. Kg1) 58... e4 59. Re6 Kd3 60. Kh2 Qb5 61. Re7 Qf5 62. Ra7 Qe5+ 63. Kh1 Ke2 64. Ra2+ Kf1 {( -> ...Qd4)} 65. Ra3 (65. Ra7 $19) 65... Qb2 {[%csl Gf1][%cal Rb2g2]} 66. Rg3 Qf2 {[%csl Gf1][%cal Rf2g1]} 67. Kh2 {Accuracy: White = 34%, Black = 73%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.20"]
[White "Cheparinov, Ivan"]
[Black "Nguyen, Dang Hong Phuc"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2683"]
[BlackElo "2376"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,95,36,41,17,50,48,82,18,21,21,40,9,12,0,0,0,0,9,4,6,14,14,14,0,0,0,0,0,4,7,42,6,3,3,0,0,38,32,33,20,72,41,128,45,41,27,191,187,188,190,207,200,164,159,141,162,156,120,179,93,92,78,102,93,96,89,154,102,120,0,166,166,142,153,143,136,189,176,504,483,29987,29988,29998,29999]} 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 c5 {LiveBook: 363 Games} 8. Bf4 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4} (8. Ne5 a6 9. Be3 cxd4 10. Bxd4 Qc7 11. Bd3 Bc5 12. Qa4+ Nd7 13. Bxc5 Qxc5 14. Nf3 b5 15. Qh4 Bb7 16. O-O-O {½-½ (34) Vachier Lagrave,M (2780)-Meier,G (2623) chess.com INT 2019}) 8... a6 9. Be2 Bd6 $146 ({Predecessor:} 9... cxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. Bf3 O-O-O 13. O-O-O Bc5 14. Bg3 Bb6 {½-½ (65) Eliseev,A (2421)-Maslak,K (2548) Peterhof 2007}) 10. Ne5 ({White should play} 10. dxc5 $1 $16 Bxf4 11. Qa4+ Bd7 12. Qxf4) 10... Qc7 $11 11. O-O Nd7 {[%cal Rd7e5]} 12. Bf3 Nxe5 13. dxe5 Bxe5 14. Qa4+ Bd7 15. Bxe5 Qxe5 16. Qa5 Bc6 17. Bxc6+ bxc6 18. Rfe1 Qf5 19. Rad1 O-O 20. c4 Qg5 21. g3 Rfd8 22. b3 (22. h4 $5 {[%cal Rh4g5]} Qe7 23. Rxd8+ Qxd8 24. Qxc5 $11) 22... h6 23. h4 Qe7 24. Qb6 Rdb8 25. Qxc6 Rc8 26. Qa4 Ra7 (26... Rd8 $11) 27. Rd3 g5 ({Black should try} 27... a5 $14) 28. h5 (28. hxg5 $16 hxg5 29. Rd5) 28... a5 $14 29. Red1 Rcc7 $2 (29... Raa8 $11 {and Black is okay.}) 30. Rd8+ $18 Kg7 31. Qb5 Rcb7 32. Qc6 Rc7 33. Qe4 Qf6 34. a4 $1 Rab7 35. R8d3 Rb8 {[#]} (35... Qf5 $16 36. Qxf5 exf5) 36. Qe2 (36. Rf3 $1 $18 {[%cal Rf3f6]} Qe7 37. Qe5+ Kh7 38. Rf6) 36... Kg8 $16 37. Rf3 Qg7 38. Kg2 Rcb7 39. Qe1 Ra8 (39... Ra7 $142) 40. Qe4 ({Better is} 40. Rd6) 40... Rab8 41. Qe1 Ra8 $1 42. Rdd3 Qb2 43. Rd2 $36 {[%mdl 2048] White is in control.} Qg7 44. Qe3 Rc8 {[#]} (44... Rc7 $16) 45. Rd6 $1 $18 {[%cal Bd2d6,Bd6e6,Be6e8][%mdl 32]} Qb2 $2 {[#]} (45... Re7 {is tougher.} 46. Qe2 Qf8) 46. Rxe6 $1 {[%mdl 512]} Rxb3 (46... Qd4 $18 47. Rxh6 Qxe3 48. Rxe3 Ra7) (46... fxe6 47. Qxe6+) 47. Re8+ ({Less strong is} 47. Qxb3 Qxb3 48. Rxb3 fxe6 $18) 47... Kg7 {[#]} 48. Rxf7+ $1 {[%mdl 512] Precision: White = 58%, Black = 41%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.21"]
[White "Chen, Qi B"]
[Black "Tran, Quoc Dung"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2443"]
[BlackElo "2376"]
[Annotator "TA"]
[PlyCount "175"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,175,35,16,7,35,22,59,74,64,69,70,64,82,73,123,119,127,124,139,173,170,151,155,150,185,182,171,184,195,142,150,154,166,165,160,160,148,125,147,152,162,140,173,108,148,157,202,181,189,163,216,146,153,150,229,150,326,298,489,480,639,616,520,459,460,237,208,163,163,113,110,103,108,95,156,149,163,163,145,122,123,130,218,218,191,197,377,370,369,369,367,304,420,386,387,386,385,383,386,386,379,322,384,233,367,350,359,269,341,338,322,284,340,313,405,405,405,405,405,405,405,405,405,405,358,265,531,405,405,405,369,263,447,441,469,462,504,551,522,514,947,885,916,820,955,933,1219,1206,939,848,772,579,1344,862,791,787,2793,2056,29981,29982,29982,29983,29991,29992]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 b5 8. Ng3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} g6 $146 ({Predecessor:} 8... Nbd7 9. Bg5 h6 10. Be3 Bb7 11. Bd3 h5 12. Bg5 g6 13. O-O Be7 14. a3 h4 15. Nge2 Nc5 16. Bxf6 Bxf6 {1-0 (48) Dominguez Perez,L (2739)-Vachier Lagrave,M (2779) chess.com INT 2018}) 9. Bg5 Be6 10. a4 {White is slightly better.} b4 11. Nd5 Nbd7 12. Nxb4 Qb6 {[#]} 13. c3 $1 h6 14. Bxf6 Nxf6 15. Bd3 Nd7 16. a5 Qb7 17. Qe2 {[%cal Rd3a6]} Nc5 18. Bc4 h5 19. Bd5 Bxd5 20. Nxd5 (20. exd5 $6 f5 $16) 20... h4 21. b4 ({White should try} 21. Nf1 $18) 21... Ne6 $16 22. Nf1 Nf4 23. Nxf4 exf4 24. Nd2 Bg7 25. Ra3 Rc8 26. Qd3 O-O 27. O-O Rfd8 {[#]} 28. Nf3 ({White should play} 28. Re1 $1 $18) 28... d5 29. e5 Rc4 30. Rd1 {Threatens to win with Qxc4!} Qc7 31. e6 (31. Nxh4 Bxe5 32. Nxg6 fxg6 $11) 31... fxe6 (31... Bf6 $142 32. Re1 Kg7) 32. Qxg6 Qf7 33. Qg4 {Hoping for Ne5.} (33. Nxh4 Qxg6 34. Nxg6 Kf7 $15) 33... Qf6 (33... Qf5 $16 {is a better defense.}) 34. Rd4 (34. Nxh4 f3) 34... Rdc8 $2 (34... Qf5 $16 {was necessary.}) 35. Rxc4 Rxc4 $2 (35... dxc4 {was worth a try.} 36. Nd4 Kf7) 36. b5 $18 axb5 37. a6 {[%cal Ba5a6,Ba6a7][%mdl 32] Black must now prevent a7.} Rc8 38. a7 Ra8 39. Ra6 (39. Nd4 $142) 39... Qf5 40. Qxf5 ({Weaker is} 40. Nxh4 Qxg4 41. hxg4 Bxc3 $11) 40... exf5 {[%mdl 4096] Endgame KRB-KRN} 41. Ra5 ({Don't take} 41. Nxh4 $6 d4 $14) 41... Bxc3 42. Rxb5 Rxa7 43. Rxd5 Ra1+ ({Better is} 43... Bf6) 44. Kh2 $16 Ra2 45. Rxf5 Rxf2 46. Kg1 Ra2 47. Rxf4 Ra1+ (47... Ba5 $16) 48. Kh2 $18 Ba5 {Strongly threatening ...Bc7.} 49. Rc4 ({Inferior is} 49. Nxh4 Bc7 $11) 49... Ra3 $2 (49... Rb1 50. Nxh4 Rb7) 50. Nxh4 Bb6 51. Nf3 Kg7 52. h4 Ra5 53. Kh3 Ra3 54. Rg4+ Kh6 55. Rf4 Bc7 56. Rf6+ Kg7 57. Rc6 Bb8 58. Rb6 Ba7 (58... Bc7 $142 59. Re6 Bf4) 59. Rb5 Be3 60. Kg4 Ra4+ 61. Kh5 Ra6 62. Ne5 Rh6+ 63. Kg4 Ra6 64. Kf5 Rf6+ 65. Ke4 Bd2 66. Rb7+ Kg8 67. g3 Be1 68. Rb3 Kg7 69. Re3 Bd2 $2 (69... Rf1 {might work better.} 70. Rb3 Rf8) 70. Rf3 Ra6 71. Rf7+ Kg8 72. Rf1 Ra4+ $2 (72... Kg7 73. Rf7+ Kg8) 73. Kf5 Bc3 74. Rf3 Ba1 75. Re3 Kg7 76. g4 Ra2 (76... Bb2 $142 77. Nc6 Bc1 78. Re7+ Kf8) 77. g5 Bd4 78. Re4 Bc3 79. Nf3 Ra5+ 80. Kg4 Ra2 81. Re7+ Kg8 82. Rc7 Bb4 83. Rc4 Bd6 84. h5 Ra5 85. Rc8+ Kg7 86. h6+ {White mates.} Kh7 87. Rd8 Ra4+ 88. Kh5 {Accuracy: White = 77%, Black = 37%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.22"]
[White "Li, Yankai"]
[Black "Divya Deshmukh"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2434"]
[BlackElo "2266"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,51,10,33,22,64,29,108,106,145,147,146,153,149,152,156,151,154,105,145,136,138,122,462,462,475,483,478,472,943,925,894,686,691,690,683,689,675,45,674,667]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 e6 8. Qe2 {B94: Sicilian Najdorf: 6 Bg5 Nbd7} (8. O-O Qa5 9. f4 Qc5 10. Bb3 e5 11. fxe5 dxe5 12. Qh5 g6 13. Qh4 Be7 14. Bxf6 Nxf6 15. Rxf6 O-O {1-0 (34) Grandelius,N (2653)-Olszewski,M (2551) Germany 2018}) 8... Qc7 9. f4 e5 (9... h6 $11 {keeps the balance.} 10. Bxf6 Nxf6) 10. Nf5 $16 {White is better.} Nb6 {[#]} 11. Bb3 $1 Bxf5 12. exf5 Be7 13. fxe5 $146 ({Predecessor:} 13. O-O-O O-O 14. Rhe1 Rae8 15. fxe5 dxe5 16. Qxe5 {½-½ (42) Holinka,H (2107)-Foerster,A (2206) Hamburg 2017}) 13... dxe5 14. O-O-O O-O 15. Rhe1 Rfe8 16. Bxf6 Bxf6 17. Ne4 Qe7 $2 {[%mdl 8192]} (17... Rad8 $16 {is tougher.}) 18. Rd6 $18 Nc8 19. Nxf6+ gxf6 20. Rd3 Nd6 (20... Kh8 $142 21. Qh5 Rg8) 21. Qh5 {Rg3+ would kill now.} ({Weaker is} 21. Qg4+ Kh8 $16) 21... Qf8 22. Red1 ({Not} 22. Rxd6 Qxd6 23. Bxf7+ Kf8 $18) 22... Red8 23. Rh3 {[%csl Gh3][%cal Rh5h7]} h6 24. Qg6+ {[%mdl 64] [#] Double Attack} Qg7 25. Qxg7+ Kxg7 26. Rhd3 {Accuracy: White = 74%, Black = 32%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.23"]
[White "Laylo, Darwin"]
[Black "Fenil, Shah"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2430"]
[BlackElo "2360"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,92,18,13,42,25,29,34,41,41,41,39,33,22,65,22,22,31,36,18,27,29,43,0,0,0,0,0,0,0,0,0,5,5,5,5,5,5,6,5,5,5,5,5,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nf3 d5 3. d4 c6 4. e3 Bd6 5. Bd3 f5 6. b3 Nf6 7. O-O Qe7 8. Bb2 O-O 9. Qc1 b6 {A84: Dutch Defence: 2 c4 Miscellaneous} 10. Ba3 c5 11. Nc3 {LiveBook: 6 Games} (11. dxc5 bxc5 12. cxd5 Nxd5 13. Nc3 Nd7 14. Nb5 Bb8 15. Be2 Bb7 16. Rd1 a6 17. Nc3 Bd6 18. Bb2 Rad8 19. Nxd5 {0-1 (19) Yakubboev,N (2556)-Tomashevsky,E (2705) St Petersburg 2018}) 11... Nbd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} 12. cxd5 Nxd5 13. Nxd5 exd5 14. Qc2 g6 15. Bb5 {Black must now prevent Bc6.} Nf6 16. Rac1 $146 {[%cal Rd4c5]} ({Predecessor:} 16. dxc5 bxc5 {½-½ (31) Gagarin,V (2417)-Goriatchkin,J (2311) Moscow 2012}) 16... Ne4 17. Bc6 Bb7 18. Bxb7 Qxb7 19. dxc5 bxc5 20. Nd2 Rac8 21. Nxe4 fxe4 {The position is equal.} 22. Qc3 Rf5 23. f4 exf3 24. Rxf3 Rxf3 25. gxf3 Bf8 26. Bb2 {[#] Threatens to win with Qh8+.} Bg7 27. Qxg7+ Qxg7 28. Bxg7 Kxg7 $11 {[%mdl 4096] Endgame KR-KR} 29. e4 dxe4 30. fxe4 Kf6 31. Kf2 Re8 32. Rc4 Re5 33. Ra4 Rh5 34. Kg3 Ke5 35. h4 g5 36. hxg5 Rxg5+ 37. Kf3 Rh5 38. Rxa7 Rh3+ 39. Kg4 Rh2 40. Kg3 Rc2 41. Re7+ Kd6 42. Rxh7 {And now Ra7 would win.} (42. Re8 {feels hotter.} Rxa2 43. Rd8+ Ke5 44. Kf3 Ke6 45. Rd5) 42... Rxa2 43. Kf4 Rf2+ 44. Ke3 Rb2 45. Rh6+ Kc7 46. Kd3 {next Kc4 is good for White.} Rxb3+ {Precision: White = 70%, Black = 83%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.24"]
[White "Mithil, Ajgaonkar"]
[Black "Shyaamnikhil P"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2332"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 1,1,25]} 1. d4 {Predecessor:} Nf6 $146 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. Ne5 O-O 8. Nc3 Bf5 9. O-O Ne4 10. g4 Be6 11. Nxe4 dxe4 12. Bxe4 Nc6 13. Nxc6 bxc6 14. e3 Qd7 15. Bf3 Rab8 16. b3 c5 17. Bb2 c4 {½-½ (46) Ding,L (2813)-Mamedyarov,S (2817) Wijk aan Zee 2019} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.25"]
[White "Gomes, Mary Ann"]
[Black "Dimakiling, Oliver"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2312"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,40,42,39,37,35,70,57,52,31,30,34,36,12,25,29,24,24,49,16,26,29,27,27,29,29,67,80,72,34,112,121,119,109,118,109,111,105,102,102,108,114,120,114,104,120,114,113,153,134,240,247,247,247,243,235,230,242,344,337,306,331,352,163,329,322,319,100,531,525,516,532,2529,59,60,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 b6 3. g3 Ba6 (3... Bb7 4. Bg2 g6 5. O-O c5 6. e3 Bg7 7. d4 O-O 8. Nc3 Ne4 9. Ne2 Nc6 10. Nf4 e6 11. Re1 f5 12. d5 exd5 13. Nxd5 Ne7 14. Nf4 Qc7 15. a4 g5 16. Nh5 g4 {0-1 (29) Svidler,P (2737)-Andreikin,D (2719) St Petersburg 2018}) 4. b3 c6 5. Bg2 d5 6. d3 {A15: English Opening: 1...Nf6} Nbd7 7. Bb2 g6 $146 ({Predecessor:} 7... Qc7 8. Nc3 e5 9. cxd5 cxd5 10. Rc1 Qd6 11. O-O g6 12. Nb1 {1-0 (26) Karatorossian,D (2250)-Mashalov,A (1636) Yerevan 2017}) 8. O-O {White is slightly better.} Bg7 9. Nbd2 O-O 10. b4 Re8 11. Ne5 Bb7 12. Qc2 Nxe5 13. Bxe5 Bh6 14. Nb3 Ng4 15. Bc3 e5 16. h3 $36 {[%mdl 2048] White is more active.} Nf6 17. a4 e4 18. Qb2 Nh5 19. dxe4 dxe4 (19... dxc4 $14 20. Rad1 Qc7) 20. e3 $1 $16 {g4 is the strong threat.} Bf8 21. Rfd1 Qc7 22. c5 Ba6 23. cxb6 axb6 24. a5 Bd3 25. axb6 Qxb6 {[#]} 26. Rxa8 $1 Rxa8 27. Nc1 Bc4 28. Bxe4 Ng7 29. Nb3 h5 (29... Ne6 $16 30. Bg2 Bd5) 30. Na5 $18 Bd5 31. Bxd5 cxd5 32. Rxd5 Qe6 33. Qd2 Qxh3 {[#]} (33... Rc8 {is a better defense.}) 34. Qd4 $1 Rc8 {[#]} 35. Rc5 $1 {[%mdl 512]} Re8 (35... Bxc5 36. Qxg7#) 36. Nc4 (36. b5 $142) 36... h4 $2 (36... Qg4) 37. gxh4 f6 38. Qxf6 $2 (38. Rc6 $18 {and White stays clearly on top.} Be7 39. Qd5+ Kh7 40. Qg2 (40. Bxf6 Rd8 $15) 40... Qxh4 41. b5) 38... Qg4+ $2 {[%mdl 8192]} (38... Re4 $16 39. Ne5 Rxh4 40. Qf7+ Kh7 41. Qxg6+ Kg8) 39. Kh2 {White threatens Rc7 and mate.} Re6 40. Ne5 Bd6 41. Qd8+ $2 (41. Rc8+ $18 Kh7 42. Qf7 Qxh4+ 43. Kg2 Bxe5 44. Qg8+ Kh6 45. Bxe5 Qg5+ 46. Kf1) 41... Kh7 $1 $14 42. Rd5 ({White should play} 42. Qg5 $14 Qe4 43. Kg1 Bxc5 44. bxc5 Qb1+ 45. Kg2 Qe4+ 46. Kg1 Qb1+ 47. Kg2 Qe4+ 48. Kg1) 42... Qf3 $1 $11 {[%cal Rf3f2][%mdl 64] Double Attack. The position is equal.} 43. Rxd6 Qxf2+ 44. Kh1 Qf1+ 45. Kh2 {Hoping for Rd2.} Qf2+ {[%mdl 64] Double Attack} 46. Kh1 {And now Rd2 would win.} Qf1+ 47. Kh2 {aiming for Rd2.} Qf2+ {[%mdl 64] Double Attack. Accuracy: White = 66%, Black = 34%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.26"]
[White "Quizon, Daniel"]
[Black "Raja, Rithvik R"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2268"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,71,29,28,38,31,31,31,33,31,32,26,67,54,58,47,61,60,84,78,70,101,128,135,183,175,393,383,351,101,75,37,90,46,41,29,60,70,92,93,91,88,93,95,102,88,136,153,214,218,214,210,211,199,277,277]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. c3 d6 8. Bg5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} h6 9. Bh4 g5 (9... O-O 10. Nbd2 Be6 11. O-O Bb6 12. Re1 Bxb3 13. Nxb3 Nb8 14. d4 Nbd7 15. a4 Re8 {½-½ (67) Carlsen,M (2842)-Mamedyarov,S (2801) Biel 2018}) 10. Bg3 {LiveBook: 6 Games. White has an edge.} Bg4 11. h3 Bh5 12. Nbd2 Bg6 $146 ({Predecessor:} 12... O-O 13. Qe2 Rb8 14. Bh2 g4 15. hxg4 Bxg4 {1-0 (33) Paehtz,E (2211)-Juergens,V (2300) Chemnitz 1999}) 13. O-O O-O 14. Re1 Nh5 15. Nf1 Rb8 16. d4 exd4 17. cxd4 (17. Nxd4 Nxd4 18. cxd4 Bb6 $11) 17... Nxg3 18. Nxg3 Bb6 19. Rc1 Na5 20. Bd5 c5 21. e5 cxd4 $2 (21... c4) 22. e6 $18 Qf6 {[#]} 23. exf7+ $2 (23. Ne4 $1 $18 {[%cal Re4f6] is the precise move to win.} Bxe4 24. exf7+ Rxf7 25. Rxe4 (25. Bxf7+ Kxf7 26. Rxe4 Nc4 $18)) 23... Bxf7 $16 24. Ne4 Qf4 ({Black should try} 24... Qg6 $14 25. Bxf7+ Rxf7) 25. g3 Qf5 26. Nxd4 Bxd4 ({Not} 26... Qxh3 $2 27. Nf6+ Kg7 28. Bg2 $18) 27. Bxf7+ Rxf7 28. Qxd4 Nc4 29. Re2 Rbf8 30. Nxd6 Nxd6 31. Qxd6 Qxh3 32. Rc6 Qd7 (32... Qf5 $16) 33. Qxd7 $18 ({Don't play} 33. Rxa6 $6 Qxd6 34. Rxd6 Rf6) 33... Rxd7 34. Rxh6 Ra8 35. Ree6 a5 (35... Rd1+ {was called for.} 36. Kg2 Rd2 37. Rxa6 Rf8 38. Rag6+ Kf7) 36. Re5 {Precision: White = 77%, Black = 32%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.27"]
[White "Dang, Hoang Son"]
[Black "Vo, Thanh Ninh"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2385"]
[BlackElo "2358"]
[Annotator "NA"]
[PlyCount "140"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 8,113,-6,-6,0,32767,-6,-1,10,-9,-16,-8,6,16,17,12,20,17,21,9,23,12,11,0,0,9,26,0,4,0,301,0,0,-8,0,0,0,0,0,0,0,0,34,35,172,7,0,0,0,0,0,0,0,-17,32767,32767,32767,32767,0,-31,-20,0,-22,-19,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1281,32767,32767,32767,32767,-457,-517,-458,-685,-689,-653,-462,-620,-443,-610,32767,32767,32767,32767,32767,32767,-393,-549,-524,-595,-803]} 1. e4 {[%emt 0:01:41]} e6 {[%emt 0:00:13]} 2. d3 {[%emt 0:00:28]} d5 {[%emt 0:00:15]} 3. Nd2 {[%emt 0:00:07]} Nf6 {[%emt 0:02:38]} 4. Ngf3 {[%emt 0:00:08]} b6 {[%emt 0:05:44]} 5. e5 {[%emt 0:02:12]} Nfd7 {[%emt 0:01:13]} 6. d4 {[%emt 0:00:32]} c5 {[%emt 0:00:42] LiveBook: 51 Games} 7. c3 {[%emt 0:00:26]} Ba6 {[%emt 0:04:19] C00: French: Unusual White 2nd moves} (7... Be7 8. Bb5 Ba6 9. a4 cxd4 10. cxd4 Qc8 11. Qe2 Qb7 12. O-O Bxb5 13. axb5 a6 14. Ne1 axb5 15. Rxa8 Qxa8 {½-½ (86) Andriasian,Z (2613)-Hou,Y (2590) Moscow 2010}) 8. a3 {[%emt 0:03:58]} Bxf1 {[%emt 0:03:58]} 9. Nxf1 {[%emt 0:02:11]} c4 {[%emt 0:00:15]} 10. Ng3 {[%emt 0:00:56]} Nc6 $146 {[%emt 0:00:17]} ({Predecessor:} 10... Be7 11. O-O Nc6 12. Be3 Qc7 13. Qc2 h6 {0-1 (43) Pokora,L (2009)-Boruvka,R Liberec 2006}) 11. O-O {[%emt 0:00:20]} Na5 {[%emt 0:05:26]} 12. Be3 {[%emt 0:02:39]} Nb3 {[%emt 0:12:10]} 13. Rb1 {[%emt 0:00:54]} Be7 {[%emt 0:00:21]} 14. Nd2 {[%emt 0:00:18]} Nxd2 {[%emt 0:00:05]} 15. Bxd2 {[%emt 0:00:06]} g6 {[%emt 0:08:27]} 16. Bh6 {[%emt 0:03:00]} Bf8 {[%emt 0:02:29]} 17. Bxf8 {[%emt 0:01:48]} Kxf8 {[%emt 0:00:33]} 18. f4 {[%emt 0:00:09]} Nb8 $2 {[%emt 0:01:28] [#]} (18... Qe7 $11 {and Black is okay.}) 19. Rf2 $2 {[%emt 0:00:57]} (19. f5 $1 $18 {[%cal Rf5e6][%mdl 512]} exf5 {[#]} 20. Nxf5 $1 {[%mdl 512]} gxf5 21. Rxf5) 19... Nc6 {[%emt 0:00:08]} 20. Nf1 {[%emt 0:00:11]} Ne7 {[%emt 0:03:03]} 21. g4 {[%emt 0:03:02]} h5 {[%emt 0:00:14]} 22. h3 {[%emt 0:00:04]} Ke8 {[%emt 0:09:10]} 23. Ne3 {[%emt 0:00:39]} hxg4 {[%emt 0:00:14]} 24. hxg4 {[%emt 0:00:06]} Rh3 {[%emt 0:00:11]} 25. Rh2 {[%emt 0:01:00]} Rxe3 {[%emt 0:02:38]} (25... Rxh2 $14 26. Kxh2 b5) 26. Rh8+ $2 {[%emt 0:02:42]} (26. Qa4+ $18 Kf8 27. Kf2) 26... Kd7 {[%emt 0:00:05]} 27. Rxd8+ {[%emt 0:02:25]} Rxd8 {[%emt 0:00:04]} 28. Kg2 {[%emt 0:00:09]} Rh8 {[%emt 0:00:26]} 29. Qa4+ {[%emt 0:00:53]} Nc6 {[%emt 0:00:04]} 30. Rh1 {[%emt 0:00:41]} Rxh1 {[%emt 0:10:24]} 31. Kxh1 {[%emt 0:00:02]} Re1+ {[%emt 0:00:05]} 32. Kh2 {[%emt 0:00:03]} Re2+ {[%emt 0:00:03] Double Attack} 33. Kg3 {[%emt 0:00:10]} Rxb2 {[%emt 0:00:03]} 34. Qd1 {[%emt 0:00:13]} Rb3 {[%emt 0:00:10]} 35. Qd2 {[%emt 0:00:05]} Rxa3 {[%emt 0:00:22]} 36. Kh4 {[%emt 0:00:05]} b5 {[%emt 0:00:26]} 37. Kg5 {[%emt 0:00:07]} Ra6 {[%emt 0:16:20]} 38. Kf6 {[%emt 0:00:22]} Nd8 {[%emt 0:00:04]} 39. Qb2 {[%emt 0:00:13]} Rb6 {[%emt 0:00:07]} 40. Qb4 {[%emt 0:00:25]} Rb7 {[%emt 0:00:17]} 41. Kg7 {[%emt 0:00:37]} Ke8 $1 {[%emt 0:03:34]} 42. Kg8 {[%emt 0:02:22]} Rb6 {[%emt 0:00:38]} 43. Qc5 {[%emt 0:00:42]} b4 {[%emt 0:03:12]} 44. cxb4 {[%emt 0:00:16]} Rc6 $2 {[%emt 0:00:02]} (44... Rb7 $11) 45. Qf8+ {[%emt 0:00:13]} Kd7 {[%emt 0:00:04]} 46. b5 {[%emt 0:00:08]} Rc7 {[%emt 0:00:14]} 47. Qd6+ {[%emt 0:03:05]} Kc8 {[%emt 0:00:04]} 48. Qa6+ {[%emt 0:00:18] [#]} Kb8 $1 {[%emt 0:01:09]} 49. b6 {[%emt 0:00:46]} axb6 {[%emt 0:00:24]} 50. Qxb6+ {[%emt 0:00:06] [#]} Nb7 $1 {[%emt 0:00:44]} 51. Qb2 {[%emt 0:00:21]} c3 {[%emt 0:00:04]} 52. Qc2 {[%emt 0:00:02]} Na5 {[%emt 0:01:44]} 53. Kf8 {[%emt 0:00:14]} Ka7 {[%emt 0:02:05]} 54. Ke8 {[%emt 0:01:14]} Kb6 {[%emt 0:00:31]} 55. Qb1+ {[%emt 0:00:26]} Ka6 {[%emt 0:00:34]} 56. Qc2 $19 {[%emt 0:00:28] [#]} Kb5 $1 {[%emt 0:00:14]} 57. Kd8 {[%emt 0:00:14]} Rc4 {[%emt 0:00:30]} 58. Kd7 {[%emt 0:04:44]} Nc6 {[%emt 0:01:07]} 59. f5 {[%emt 0:00:47]} gxf5 {[%emt 0:00:12]} 60. gxf5 {[%emt 0:00:07]} Nb4 {[%emt 0:02:19]} 61. Qc1 {[%emt 0:01:00]} c2 {[%emt 0:02:36]} 62. fxe6 {[%emt 0:00:03]} fxe6 {[%emt 0:00:08]} 63. Kxe6 {[%emt 0:00:04]} Nd3 {[%emt 0:00:25]} 64. Qa3 {[%emt 0:00:06]} Nf4+ {[%emt 0:00:46]} 65. Kf5 {[%emt 0:01:59]} c1=Q {[%emt 0:00:05]} 66. Qa7 {[%emt 0:00:10]} Qe3 {[%emt 0:01:12]} 67. Qb7+ {[%emt 0:00:42]} Ka4 {[%emt 0:00:11]} 68. Qa6+ {[%emt 0:01:07]} Kb3 {[%emt 0:00:09]} 69. Kf6 {[%emt 0:01:28]} Qxd4 {[%emt 0:00:20]} 70. Qd6 {[%emt 0:00:49]} Nd3 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.28"]
[White "Sukandar, Irine Kharisma"]
[Black "Tran, Minh Thang"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2381"]
[BlackElo "2343"]
[Annotator "NA"]
[PlyCount "63"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,56,5,19,32767,20,14,22,33,18,0,12,122,114,277,288,265,306,275,268,278,280,32767,275,276,275,286,267,311,288,297,305,264,279,286,272,265,280,279,280,313,288,410,436,679,698,653]} 1. e4 {[%emt 0:00:00]} c5 {[%emt 0:05:52]} 2. Nf3 {[%emt 0:00:23]} e6 {[%emt 0:00:10]} 3. c4 {[%emt 0:00:52]} Nc6 {[%emt 0:00:38]} 4. Nc3 {[%emt 0:00:18]} Nf6 {[%emt 0:00:27]} 5. Be2 {[%emt 0:00:52]} Be7 {[%emt 0:00:45]} 6. O-O {[%emt 0:00:50]} e5 {[%emt 0:01:28]} 7. d3 {[%emt 0:00:28]} h6 {[%emt 0:00:08] A34: Symmetrical English: 2 Nc3, lines with ...d5} (7... O-O 8. a3 d6 9. Rb1 {½-½ (9) Oratovsky,M (2486)-Vazquez Igarza,R (2596) San Sebastian 2015}) 8. a3 $146 {[%emt 0:00:55]} ({Predecessor:} 8. Be3 O-O 9. Nd2 d6 10. f4 Nd4 11. h3 a6 12. f5 Bd7 13. g4 Nh7 14. Bxd4 exd4 15. Nd5 {½-½ (42) Rosenhain,R (1647)-Spangenberg,R (1788) Germany 2014}) 8... O-O {[%emt 0:09:19]} 9. Rb1 {[%emt 0:00:26]} b6 {[%emt 0:09:28]} 10. Nd5 {[%emt 0:02:19]} d6 {[%emt 0:01:58]} 11. b4 {[%emt 0:08:40]} Bg4 {[%emt 0:07:32]} (11... Bd7 $11) 12. Nxe5 $1 {[%emt 0:20:52]} Bxe2 $2 {[%emt 0:08:55]} (12... Nxe5 $16 {is a better defense.} 13. Nxf6+ Bxf6) 13. Nxc6 {[%emt 0:00:17]} Bxd1 {[%emt 0:02:40]} 14. Ndxe7+ {[%emt 0:00:18]} Kh7 {[%emt 0:00:42]} 15. Nxd8 {[%emt 0:00:06]} Bc2 {[%emt 0:02:09]} 16. Rb2 {[%emt 0:01:23]} Bxd3 {[%emt 0:00:07]} 17. Rd1 {[%emt 0:00:56]} Bxc4 {[%emt 0:01:30]} 18. Ndc6 {[%emt 0:04:08]} Nxe4 {[%emt 0:00:11]} 19. f3 {[%emt 0:06:38]} Nc3 {[%emt 0:01:04]} 20. Rxd6 {[%emt 0:00:33]} Ne2+ {[%emt 0:05:17] [#]} 21. Kh1 $1 {[%emt 0:01:35]} ({Weaker is} 21. Rxe2 Bxe2 22. bxc5 bxc5 $16) 21... cxb4 {[%emt 0:02:55]} 22. Rxb4 {[%emt 0:01:29]} b5 {[%emt 0:01:19]} 23. Be3 {[%emt 0:01:35]} a5 {[%emt 0:01:06]} 24. Rb1 {[%emt 0:00:46]} Rfe8 {[%emt 0:01:10]} 25. Bd2 {[%emt 0:01:38]} b4 {[%emt 0:06:59]} 26. axb4 {[%emt 0:00:47]} a4 {[%emt 0:00:05]} 27. Nd5 {[%emt 0:09:53]} a3 {[%emt 0:04:40]} (27... Re6 $142) 28. Nc7 $18 {[%emt 0:04:26]} a2 {[%emt 0:01:27]} 29. Ra1 {[%emt 0:00:07]} Ra3 {[%emt 0:02:22]} 30. Nxe8 {[%emt 0:01:40]} Rb3 {[%emt 0:00:06]} 31. Be1 {[%emt 0:00:53]} Nf4 {[%emt 0:06:34]} 32. Na5 {[%emt 0:02:32]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.12"]
[Round "8.30"]
[White "Priyanka Nutakki"]
[Black "Chanda, Sandipan"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2297"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,102,2,12,-13,0,0,0,0,-4,-18,17,-53,-45,-43,-23,-31,0,-79,-79,-96,-89,-100,-109,-141,-135,-157,-119,-141,-126,-134,-72,-160,-159,-158,-158,-171,-167,-183,-175,-173,-159,-180,-190,-257,-258,-301,-308,-306,-299,-310,-306,-353,-359,-341,-349,-424,-433,-425,-426,-463,-466,-471,-464,-458,-437,-440,-458,-616,-592,-778,-716,-670,-621,-688,-687,-614,-643,-617,-617,-620,-617,-597,-586,-814,-681]} 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. d4 Bg7 6. Bd2 O-O 7. e4 Nb6 8. Be3 Bg4 9. Be2 Nc6 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} 10. e5 (10. d5 Bxf3 11. gxf3 Ne5 12. Qb3 c5 13. f4 c4 14. Qc2 Nd3+ 15. Bxd3 cxd3 16. Qxd3 Rc8 17. Bd4 Bxd4 18. Qxd4 Nc4 19. b3 Nd6 20. O-O {½-½ (39) So,W (2812)-Topalov,V (2749) Paris 2017}) 10... Qd7 {LiveBook: 5 Games} 11. Qd2 Rad8 {The position is equal.} 12. Rd1 $1 f6 {[%cal Rf6e5]} 13. exf6 exf6 14. O-O {[#]} f5 $146 ({Predecessor:} 14... Rfe8 15. Rfe1 Kh8 16. h3 Bxf3 17. Bxf3 {½-½ (33) Matviishen,V (2423)-Socko,B (2592) Suwalki 2018}) 15. d5 (15. Bg5 $11) 15... Bxf3 $1 $15 16. Bxf3 Ne5 $36 {[%mdl 2048] Black fights for an advantage.} 17. Be2 f4 18. Bd4 {[#]} (18. Bxf4 $11 Nec4 19. Bxc4 Nxc4 20. Qc1) 18... f3 $1 $17 19. Bxe5 fxg2 ({Don't play} 19... Bxe5 $6 20. Bxf3 Rxf3 21. gxf3 $11) 20. Kxg2 {aiming for f4.} Bxe5 21. f3 Rf4 {Threatens to win with ...Rh4.} 22. Qe3 Qf5 23. Kh1 Rh4 24. Rf2 Bf4 (24... Kg7 $142 25. f4 Rxf4) 25. Qe6+ ({White should play} 25. Qe7 Qg5 26. Qxg5 Bxg5 27. Ne4) 25... Qxe6 26. dxe6 Re8 27. Ne4 Rxe6 28. b3 Kg7 29. Bf1 Re5 30. Rc2 Nd5 31. h3 (31. Bc4 {is a better defense.} Nb6 32. Bf1) 31... Kh6 $19 32. Rc5 Ne3 33. Rxe5 Bxe5 34. Re1 Nxf1 35. Rxf1 Rxh3+ {[%mdl 4096] Endgame KRB-KRN} 36. Kg1 g5 37. Nf2 Rg3+ {Black is clearly winning.} 38. Kh1 {White wants to play Ng4+.} Kg6 39. Ne4 Rh3+ 40. Kg1 Kf5 41. Nc5 b6 42. Nd3 Bd6 43. a4 a5 44. Kf2 h5 45. Ke2 Bf4 46. Nf2 Rh2 {[#] ...Bg3 is the strong threat.} 47. Kd3 g4 48. fxg4+ hxg4 {[%cal Bh5g4,Bg4g3][%mdl 32]} 49. Kc4 {intending Nd3.} g3 50. Nd3 Rh4 {White must now prevent ...g2.} 51. Kb5 Rg4 {Precision: White = 33%, Black = 71%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.1"]
[White "Wen, Yang"]
[Black "Wang, Hao"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2599"]
[BlackElo "2718"]
[Annotator "TA"]
[PlyCount "22"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,22,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. c3 Qd3 8. hxg4 hxg4 9. Nxe5 Bd6 10. Nxd3 Bh2+ 11. Kh1 Bg3+ $146 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.2"]
[White "Bogdanovich, Stanislav"]
[Black "Predke, Alexandr"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2536"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,135,0,27,27,27,12,10,0,0,0,0,-2,0,0,0,0,0,0,12,0,13,0,14,14,13,0,0,0,0,0,0,-51,-45,-57,-25,-45,0,0,0,-2,0,-5,0,0,0,0,0,-10,-8,-12,-8,-18,-14,-8,0,-14,-14,-103,-110,-110,-56,-56,-56,-64,0,0,0,0,0,0,-4,-8,0,-8,-8,-185,0,-178,0,-206,-206,-214,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29980]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Nbd2 O-O {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 7. Bb3 d6 (7... d5 8. exd5 Nxd5 9. Ne4 Be7 10. O-O Kh8 11. Re1 f5 12. Ng3 f4 13. Nf1 Bg4 14. h3 {1-0 (56) Duda,J (2724)-Yu,Y (2760) Liaocheng 2018}) 8. Nf1 h6 9. Ng3 Be6 {LiveBook: 11 Games} 10. Bxe6 fxe6 11. O-O $146 ({Predecessor:} 11. b4 Ba7 12. O-O d5 13. a4 Rf7 14. Qe2 Ng4 15. h3 {1-0 (45) Stubbs,M (2029)-O'Brien,G (1751) ICCF email 2014}) 11... a5 12. d4 exd4 13. cxd4 Bb6 14. Be3 d5 15. e5 Ne4 16. Qd3 Nxg3 17. fxg3 Qe7 18. Rac1 Nb4 19. Qb1 Rac8 20. a3 Nc6 21. g4 Rxf3 22. Rxf3 Bxd4 23. Bxd4 Nxd4 24. Re3 (24. Rf2 $11) 24... Qg5 $15 25. Qd3 c5 ({But not} 25... Qxg4 $2 26. h3 $18) (25... Ne2+ $5 26. Qxe2 d4 $15) 26. h3 Ne2+ 27. Qxe2 d4 28. Rec3 dxc3 29. Rxc3 $11 {[%mdl 4096] Endgame KQR-KQR} b6 30. Rb3 Rf8 31. Qe4 Rf4 32. Qa8+ Kh7 33. Rxb6 Rd4 $36 {[%mdl 2048] Black has some pressure.} 34. Qf3 Qxe5 {And now ...c4 would win.} 35. Rb3 c4 36. Rc3 Re4 37. Rc1 {[#]} (37. b3 $11) 37... Re3 $1 $17 {[%cal Re3f3]} 38. Qc6 Qxb2 (38... Qf4 $17 {Strongly threatening ...Rxh3!} 39. Rd1 (39. Rf1 Qd4 $17) 39... Re2) 39. Qxc4 $15 Qxa3 40. Kf2 Qd3 (40... a4 $15) 41. Qxd3+ $11 Rxd3 {KR-KR} 42. Rc6 $1 a4 43. Rxe6 a3 44. Ra6 Rd2+ 45. Ke1 Ra2 46. Kf1 $2 (46. Kd1 $11 {and White is okay.}) 46... Kg8 $2 (46... Ra1+ $19 47. Kf2 g5 48. Ra7+ Kg8) 47. Ra7 $2 (47. Kg1 $11) 47... g5 $2 (47... Ra1+ $19 48. Kf2 g5 49. Ra8+ Kf7 50. Ra7+ Ke8) 48. Kg1 $2 (48. Ke1 $11 {and White stays safe.}) 48... Kf8 49. Kh2 Ke8 $2 (49... Ra1 $19 {aiming for ...a2.} 50. Ra4 a2) 50. Ra6 {The position is equal.} Kd7 51. Rxh6 Rc2 52. Ra6 a2 53. Kg3 Kc7 {White should prevent ...Kb7.} 54. h4 Kb7 55. Ra4 gxh4+ 56. Kxh4 Kb6 57. g3 $1 Kb5 58. Ra8 Rh2+ 59. Kg5 Kb4 60. Kf5 Rc2 61. Kf6 Kb5 62. Ke7 Kb6 63. Ra3 Rc7+ 64. Kf6 Ra7 {[#]} 65. Rxa2 $1 {[%mdl 512]} Rxa2 66. g5 Rf2+ 67. Ke5 Rg2 68. Ke4 $2 {[%mdl 40960] Precision: White = 65%, Black = 56%. . An unexpected result.} (68. g6 $11) 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.3"]
[White "Liu, Guanchu"]
[Black "Iturrizaga Bonelli, Eduardo"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2445"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,59,34,48,30,46,47,43,46,53,45,61,45,79,54,60,60,69,65,131,120,108,133,131,125,129,126,91,116,119,134,117,107,150,145,159,150,249,221,300,270,301,278,456,460,428,432]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. O-O Qc7 8. Re1 Bd6 9. Nf3 {B43: Sicilian: Kan Variation: 5 Nc3} Bc5 10. Qd2 Ne7 (10... Be7 11. a4 b4 12. Ne2 Nf6 13. Ng3 Nc6 14. b3 h5 15. h3 h4 16. Nf1 {1-0 (58) Grischuk,A (2750)-Rapport,R (2698) chess.com INT 2017}) 11. b4 {[%cal Bb2b4,Bb4b5][%mdl 32] White is slightly better.} Bd6 12. a4 O-O 13. Bb2 ({Much worse is} 13. axb5 Bxb4 14. Bb2 Rc8 $11) 13... f6 14. Reb1 $146 ({Predecessor:} 14. Red1 Bxb4 15. Nxb5 axb5 16. Qxb4 {1-0 (40) Sadler,C (1894)-Steamboat,B (2163) IECC email 2009}) 14... bxa4 15. Rxa4 Nbc6 16. b5 Ne5 ({Better is} 16... Bf4 $1 $14 17. b6 Qb8) 17. Nxe5 $16 Bxe5 18. bxa6 Bxh2+ 19. Kf1 Bf4 20. Qe2 Bc6 {[#]} 21. Nb5 $1 {[%cal Rb5c7]} Qd8 22. a7 Nc8 23. g3 $36 {[%mdl 2048] White is on the roll.} Be5 24. Ba3 Rf7 {[#]} 25. Bc5 $1 d6 (25... Kh8 $16 {is a better defense.} 26. f4 Bc7) 26. Be3 $18 d5 27. exd5 exd5 28. f4 Bd6 $2 (28... g6 29. Bc5 (29. fxe5 fxe5+ 30. Kg1 e4 $16) 29... Bxb5 30. Rxb5 Bd6) 29. Ra6 Bxb5 30. Rxb5 {Accuracy: White = 93%, Black = 43%.} ({Weaker is} 30. Bxb5 Nxa7 31. Rba1 Bb8 $18) 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.4"]
[White "Popov, Ivan"]
[Black "Van Wely, Loek"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2581"]
[BlackElo "2612"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,72,24,28,27,22,23,34,21,31,34,27,32,26,36,29,37,13,23,0,0,0,13,-3,-3,-7,-4,-6,-3,-8,-8,-6,-10,-15,0,-5,0,-97,8,18,19,19,14,11,14,0,0,0,0,0,0,0,0,-3,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Be7 {B81: Sicilian Scheveningen: Keres Attack} 8. g5 Nfd7 9. Be3 b5 {White is slightly better.} 10. a3 Bb7 11. h4 Nc6 12. Qd2 (12. Rg1 Nc5 13. f3 O-O 14. h5 d5 15. exd5 exd5 16. Nxc6 Bxc6 {1-0 (67) Wang,H (2730)-Yilmaz,M (2636) St Petersburg 2018}) 12... Rc8 13. Nxc6 Bxc6 14. O-O-O Rb8 15. Qd4 O-O $146 16. h5 Nc5 17. f4 Qc7 {White should prevent ...e5.} 18. h6 {[%csl Gh6][%cal Rd4g7] [#]} e5 19. Qd2 $1 {Hoping for hxg7.} g6 $1 20. Bxc5 $1 dxc5 21. Nd5 $1 {[%cal Rd5c7]} Bxd5 $1 22. exd5 {[#] d6 is the strong threat.} Rbd8 23. Re1 Bd6 24. Rh3 (24. fxe5 $11 {keeps the balance.} Bxe5 25. Kb1) 24... Rfe8 (24... exf4 $17 25. Qc3 f6 26. gxf6 Rde8) 25. Rhe3 $11 {With the idea c4.The position is equal.} Qb8 26. fxe5 Bxe5 27. Kb1 {Threatens to win with Qe2.} Bd6 28. Bh3 Rxe3 29. Qxe3 Bf8 30. Rf1 {Intending Rxf7! and mate.} Qd6 31. Bg2 a5 32. Qf3 Rd7 33. Bh3 Rb7 34. Re1 Re7 35. Rf1 Rb7 36. Re1 Re7 {Accuracy: White = 69%, Black = 80%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.5"]
[White "Gukesh D"]
[Black "Megaranto, Susanto"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2529"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,63,63,79,75,76,70,77,76,64,56,85,89,86,82,93,98,100,100,100,97,102,95,98,90,90,91,97,93,118,118,161,137,442,452,445,410,443,450,452,429,1055,1050,991,1006,889,487,503,497]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nf6 6. Qd2 Bg4 7. Be2 {B08: Pirc Defence: Classical System} (7. Ng1 b5 8. Bd3 e5 9. dxe5 dxe5 10. h3 Be6 11. Nf3 Nbd7 12. Ng5 O-O 13. Nxe6 fxe6 14. g4 Rf7 {1-0 (50) Naiditsch,A (2673)-Krasenkow,M (2610) Jurmala 2016}) 7... O-O 8. h3 Bxf3 9. Bxf3 Nbd7 {LiveBook: 19 Games} 10. O-O-O {[%cal Ba1d1,Bd1d3,Bd3b3][%mdl 32]} b5 11. e5 b4 12. exf6 bxc3 13. Qxc3 Nxf6 14. Qxc6 ({Much worse is} 14. Bxc6 $6 Rc8 $11) 14... d5 $146 ({Predecessor:} 14... Rb8) 15. Rd3 Rc8 16. Qa6 e6 17. Rhd1 Nd7 18. Rb3 Nb6 19. Be2 Qc7 {[%csl Gc8][%cal Rc7c2]} 20. Rc3 Qb8 21. Rxc8 Rxc8 22. Rd3 e5 {[#]} 23. dxe5 $1 Qxe5 24. c3 Bh6 $2 {[%mdl 8192] [#]} (24... Re8 $16 {is tougher.} 25. Qxa7 Nc4) 25. Bg4 $1 $18 f5 26. Bxh6 fxg4 27. Qxa7 {White is clearly winning.} gxh3 28. gxh3 Nc4 {[#]} (28... Qc7 $142 29. Qxc7 Rxc7) 29. Rxd5 $1 {[%mdl 512]} Qe1+ (29... Qxd5 30. Qg7#) 30. Rd1 {[%csl Gh6][%cal Ra7g7]} Qe5 31. Qd4 Qxd4 32. Rxd4 {Precision: White = 88%, Black = 58%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.6"]
[White "Cao, Sang"]
[Black "Nguyen, Ngoc Truong Son"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2385"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,130,8,20,20,25,23,21,12,40,37,38,8,14,0,0,0,8,0,12,0,0,0,-3,0,0,0,0,0,0,-8,0,-7,-3,-18,-18,-14,-10,-48,-7,-22,0,0,83,85,142,70,64,85,111,112,112,112,107,77,99,99,130,135,200,82,89,90,90,75,75,75,75,75,75,75,75,75,75,75,90,90,99,99,99,90,90,90,90,65,90,65,65,0,90,65,90,65,90,65,90,65,90,90,93,58,58,22,22,22,22,22,58,58,65,22,22,22,25,25,25,25,25]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 b5 9. Nd5 {B91: Sicilian Najdorf: 6 g3} Nxd5 (9... Nbd7 10. Nec3 Nb6 11. Nxf6+ Bxf6 12. O-O O-O 13. b3 b4 14. Nd5 Nxd5 15. Qxd5 Be6 16. Qd3 Qc7 {0-1 (57) Giri,A (2782)-Vachier Lagrave,M (2789) Leuven 2018}) 10. Qxd5 Ra7 11. Be3 {The position is equal.} (11. Qd3 {keeps more tension.} Nd7 12. O-O O-O 13. Nc3 Nf6 14. Bg5) 11... Be6 (11... Rb7 {looks sharper.} 12. Qd3 Nd7 13. O-O O-O 14. Nc3 Nf6) 12. Qd2 Rb7 13. O-O Nd7 14. a3 $146 {[%cal Ba2a3,Ba3a4][%mdl 32]} ({Predecessor:} 14. f4 Bc4 15. b3 Bxe2 16. Qxe2 O-O {½-½ (51) Albrecht,H (2117)-Kordts,W (2121) Bayern 2006}) 14... O-O 15. Nc3 Nf6 16. Bg5 Rc7 17. Rfd1 Rc6 18. Bxf6 Bxf6 19. a4 b4 20. Nd5 Bxd5 21. Qxd5 Rxc2 22. b3 Qb6 23. Rd2 Rc5 24. Qxd6 Rc6 25. Qd3 $1 Rc3 26. Qb1 Rfc8 {next ...Bg5 is good for Black.} 27. Qd1 Bg5 28. Rd6 Qb8 {[#]} (28... Qc5 $11) 29. Bf1 $1 $16 ({Wrong is} 29. Rxa6 $2 Rc1 $19) 29... a5 (29... R3c6 $142 30. Rd7 Rd8) 30. Rd7 (30. Bc4 $1 $16) 30... R3c7 $1 $14 31. Bc4 $36 {[%mdl 2048] White has strong initiative.} Rf8 32. Qd6 Rxd7 33. Qxd7 Kh8 34. Bxf7 Qb6 {[#] White must now prevent ...Qf6.} 35. Rf1 Qf6 36. Bc4 Bc1 (36... Qf3 $16 {might work better.} 37. Qd5 Bd8) 37. Qe6 (37. Qa7 $18 Bb2 38. Qxa5) 37... Bb2 38. Qxf6 gxf6 $16 {[%mdl 4096] Endgame KRB-KRB} 39. f4 Rd8 40. Kg2 Rd2+ 41. Rf2 Rxf2+ 42. Kxf2 exf4 43. gxf4 {KB-KB} Kg7 44. Kf3 Kf8 45. Kg4 Bc1 46. Kf5 Ke7 47. Bg8 h6 48. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Bd2 49. h5 Bc1 50. Bh7 Bd2 51. Bg8 Bc1 $1 52. Bc4 Bd2 53. Bf1 Bc1 54. Bh3 Bd2 55. Bg4 Bc1 56. e5 fxe5 57. Kxe5 Bd2 58. f5 Bg5 59. Be2 Kf7 60. Bc4+ Kg7 61. Ke6 Bf6 62. Kd7 Bg5 63. Kc7 Bf6 64. Kb6 Bd8+ 65. Kc6 Bf6 {Accuracy: White = 53%, Black = 64%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.7"]
[White "Xu, Yi"]
[Black "Nguyen, Van Huy"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2520"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,47,30,38,18,17,8,17,4,31,12,31,0,9,0,0,0,0,0,37,34,48,27,16,16,47,21,23,-10,0,0,15,0,0,-26,-6,-39]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Bb4+ {[%cal Bf8b4,Bb4a5,Ba5b6][%mdl 32]} 6. c3 {B12: Caro-Kann: Advance Variation} Ba5 7. O-O Nd7 {LiveBook: 45 Games} 8. Ne1 $146 {White is slightly better.} ({Predecessor:} 8. Nbd2 Bc7 9. Re1 h6 10. Nf1 c5 11. Ng3 Bg6 12. b4 c4 13. a4 Ne7 14. Nh4 {1-0 (27) Anand,V (2779)-Mamedyarov,S (2768) Doha 2016}) 8... Ne7 9. f4 Bb6 10. Be3 O-O 11. Nd2 f6 12. Ndf3 fxe5 13. fxe5 c5 14. Nd3 {[%cal Rd3c5]} cxd4 15. cxd4 Ng6 16. Rc1 Rc8 17. Rxc8 Qxc8 18. Qd2 Qd8 19. Nf2 {And now g4 would win.} h6 20. Bd3 Nh4 21. Nxh4 Qxh4 22. Bxf5 Rxf5 23. g3 Qe7 24. Nd3 {Precision: White = 13%, Black = 26%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.8"]
[White "Raghunandan, Kaumandur Srihari"]
[Black "Karthik Venkataraman"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2352"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,66,25,23,41,21,41,21,22,22,29,37,38,31,35,22,20,11,16,7,13,0,52,39,52,43,66,0,0,0,0,0,0,-361,-344,-466,-31,-27,-26,-18,-30,-561,-560,-558,-535,-553,-552,-550,-549,-512,-536,-627,-621,-628,-628,-595,-573]} 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. h3 e6 7. g4 Nfd7 {B81: Sicilian Scheveningen: Keres Attack} 8. Be3 Be7 9. g5 b5 {The position is equal.} 10. a3 Bb7 11. h4 Nc6 12. f4 O-O 13. Rh3 Rc8 14. f5 Nxd4 15. Qxd4 {[#]} Nc5 $146 16. Rg3 {And now f6 would win.} exf5 (16... Re8 $11) 17. exf5 $14 {Strongly threatening f6.} Re8 18. O-O-O Bf8 19. Bg2 (19. g6 $14) 19... Bxg2 $11 20. Rxg2 Re4 $1 {[%cal Re4d4]} 21. Qd2 ({Don't play} 21. Nxe4 Nb3+ 22. Kb1 Nxd4 $17) 21... b4 $1 {[%cal Rb4c3]} 22. Bxc5 $4 {[%mdl 8192]} (22. Nxe4 $2 Nb3+ 23. Kb1 Nxd2+ 24. Rgxd2 bxa3 $19) (22. axb4 $11 Rxb4 23. Qd5) 22... bxc3 $19 23. Qd5 Re5 $2 (23... dxc5 $19 24. bxc3 Qxd5 25. Rxd5 Rxh4) 24. Qxe5 $1 $15 dxe5 25. Rxd8 Rxd8 26. Bxf8 $2 {[%mdl 8192] [#]} (26. b4 $1 $11 {and White is okay.}) 26... Rd1+ $1 $19 {[%mdl 576] Deflection. Black is clearly winning.} 27. Kxd1 cxb2 {[%mdl 4096] Endgame} 28. Kd2 {aiming for Rg1.} b1=Q 29. Bb4 Qf1 30. Re2 Qxf5 31. c4 Qf4+ {[%mdl 64] Double Attack} 32. Kd1 Qxc4 33. Rc2 Qg4+ {Accuracy: White = 38%, Black = 71%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.9"]
[White "Nguyen, Anh Khoi"]
[Black "Nandhidhaa, P V"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2484"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,128,15,0,18,16,27,31,63,57,87,43,69,56,48,41,37,34,36,33,71,32,45,40,93,43,102,61,69,47,167,71,87,68,68,67,70,77,73,69,75,75,72,68,72,83,119,67,67,67,67,67,67,67,79,68,92,58,82,72,94,68,50,25,32,0,14,11,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,13,0,0,-70,-70,-70,-59,-61,0,-62,0,-57,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Rd1 Nbd7 10. b3 Ba6 11. a4 c5 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} (11... Qc8 12. Na3 c5 13. cxd5 Nxd5 14. Nc4 Bb7 15. dxc5 Nxc5 16. Rac1 Nf6 17. b4 Nce4 18. Be1 Qe8 19. Ng5 Nxg5 20. Bxb7 {1-0 (35) Matlakov,M (2704)-Zhou,J (2624) Qinhuangdao 2018}) 12. cxd5 exd5 13. Nc3 Rc8 {White is slightly better.} 14. Nb5 $146 ({Predecessor:} 14. Qb2 Nb8 15. Be3 Nc6 16. h3 Nb4 17. Rac1 Qd7 18. g4 h6 19. Nh2 {1-0 (47) Tarasov,A (2309)-Dimitrova,A (2126) Voronezh 2015}) 14... cxd4 15. Qf5 g6 16. Qb1 Nc5 17. Bh3 Ne6 18. Nfxd4 Nxd4 19. Nxd4 Rc7 20. Bf4 Bd6 21. Bg5 Qe7 (21... Be5 $14) 22. Ra2 Kg7 (22... Rc5 $14) 23. Rc2 Rxc2 24. Qxc2 h6 ({Black should try} 24... Re8 $14) 25. Bc1 (25. Nc6 $18 {and the rest is easy.} Qc7 26. Bxf6+ Kxf6 27. b4 (27. Rxd5 Kg7 $16)) 25... Ba3 26. Bxa3 Qxa3 27. Qc3 Qd6 28. Rc1 Re8 29. e3 Re7 30. Bg2 Kh7 31. Qc6 Qxc6 32. Rxc6 Ne4 {[#]} 33. b4 ({Better is} 33. a5 $1 $16) 33... Bb7 $14 34. Rc2 Kg7 35. h4 h5 36. Bf1 a6 37. Bd3 Kf6 38. Kg2 Rd7 39. Kf3 Ke5 40. Ke2 Kd6 41. Nf3 Re7 42. Nd2 Nxd2 43. Kxd2 $11 {[%mdl 4096] Endgame KRB-KRB} Bc6 44. Ra2 a5 45. b5 Bd7 46. Rc2 Re8 47. Kc3 Kc5 48. Rd2 Be6 49. Bc2 Rc8 50. Bb3 Kd6+ 51. Kb2 Ke5 52. Rd4 Rc5 53. Bc2 Bf5 54. Bd1 Be6 55. Be2 Bf5 {[#] And now ...Rc2+ would win.} 56. Bd1 Be6 57. Bb3 Kf6 58. Rd3 Ke5 59. Rd2 Ke4 60. Bc2+ (60. Bd1 $11) 60... Kf3 $1 $15 61. Bd1+ Kg2 $1 62. Bb3 Kf3 (62... Rc8 $15) 63. Ba2 (63. Bd1+ $11 Kg2 64. Bc2) 63... Kg2 64. Bb3 Kf3 {Accuracy: White = 39%, Black = 55%.} (64... Rc7 $15) 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.10"]
[White "Miciano, John Marvin"]
[Black "Nguyen, Anh Dung"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2317"]
[BlackElo "2458"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,16,14,18,23,8,13,16,18,16,16,7,9,6,22,16,30,-4,-11,-14,-9,-9,0,-11,-8,-13,-1,-7,-7,-7,0,-18,-18,-18,-18,-18,-18,-33,-15,-26,-26,-60,-60,-60,-41,-59,-39,-79,-77,-69,-52,-97,-78,-95,-95,-95,-95,-93,0,-81,-91,-104,-103,-92,-85,-138,-138,-139,-137,-143,-128,-139,-137,-160,-154,-155,-154,-702,-702]} 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bf5 5. Nh4 (5. Nc3 a6 6. Bd3 Bxd3 7. Qxd3 e6 8. e4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Bb4+ 11. Kf1 Be7 12. g3 Nd7 13. Kg2 O-O {½-½ (39) Vidit,S (2695)-Andreikin,D (2725) chess.com INT 2019}) 5... Bxb1 6. Rxb1 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} e6 7. Bd2 Ne4 8. Nf3 {The position is equal.} Nd7 9. Bd3 Bd6 10. Qb3 $146 ({Predecessor:} 10. O-O O-O 11. Be1 Re8 12. Qb3 Rb8 {½-½ (29) Moiseev,S (2429)-Baciak,M (2202) ICCF email 2015}) 10... Nxd2 11. Nxd2 Rb8 12. O-O O-O 13. e4 {[%cal Rc4d5]} dxe4 14. Bxe4 e5 15. dxe5 Nxe5 16. Nf3 Qf6 {[#] Threatens to win with ...Qf4.} 17. g3 g6 18. Kg2 Rfd8 19. Qc3 Kg7 20. Rbd1 Nxf3 21. Qxf6+ Kxf6 22. Bxf3 a5 23. b3 Bc5 24. Be4 Re8 25. Bd3 Rbd8 26. Kf3 Bb4 27. h4 Rd4 28. a4 Red8 29. Ke2 h5 30. Ke3 R8d6 31. Ke2 Ke7 32. Ke3 Bc5 {White must now prevent ...Rxd3+.} 33. Ke2 Bb4 34. Ke3 Kd8 35. Be2 Bd2+ 36. Kf3 Kc7 37. Rb1 ({Better is} 37. c5 R6d5 38. Bc4 Rxc5 39. Bxf7) 37... Kb6 $17 38. Rb2 Kc5 39. Rfb1 Bb4 40. Rc2 Rd2 41. Rbb2 {[#]} Bc3 $1 {[%mdl 512]} 42. Rxd2 (42. Rxc3 Rxb2) 42... Bxd2 43. Bd1 $2 (43. Kg2 $17) 43... Bc1 {[%mdl 64] Discovered Attack. Accuracy: White = 50%, Black = 64%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.11"]
[White "Xu, Minghui"]
[Black "Zhao, Yuanhe"]
[Result "1-0"]
[ECO "D82"]
[WhiteElo "2293"]
[BlackElo "2431"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,24,6,8,226,238,239,222,237,232,229,228,226]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 dxc4 8. Bxc4 Qxc5 $2 {[#] D82: Grünfeld: 4 Bf4} (8... O-O $11 {and Black is okay.}) (8... O-O 9. Nf3 Qxc5 10. Bb3 Nc6 11. O-O Qa5 12. h3 Bf5 13. Qe2 Ne4 14. Nd5 e5 15. Bh2 Be6 16. Rfd1 Rfd8 17. Qc4 Nf6 18. e4 Rac8 19. Ng5 Nd4 20. Ne7+ Kf8 21. Nxe6+ Kxe7 22. Nxd8 Rxc4 23. Bxc4 Nxe4 24. Nxf7 Qc5 25. Re1 Nf3+ 26. gxf3 Qxf2+ 27. Kh1 Qxf3+ 28. Kg1 Qf2+ {½-½ (28) Turov,M (2610)-Rakhmanov,A (2669) Finland 2018}) 9. Nb5 $1 $18 {White is clearly better.} Qb4+ 10. Kf1 {White wants to mate with Nc7+.} O-O {[#]} 11. a3 $1 {[%cal Ra3b4]} Qa5 ({Much worse is} 11... Qxb2 12. Rb1 $18) 12. b4 Qd8 {Predecessor:} 13. Qxd8 $146 Rxd8 14. Nc7 b5 15. Nxa8 bxc4 16. Bxb8 {½-½ (51) Bellahcene,B (2498)-Gahan,M (2249) Paris 2016} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.12"]
[White "Sukandar, Irine Kharisma"]
[Black "Cheparinov, Ivan"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2381"]
[BlackElo "2683"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,107,20,37,18,40,13,23,13,22,20,20,16,12,16,24,10,19,0,0,0,6,0,0,0,0,2,75,68,88,0,0,-8,32,7,11,0,-7,-30,47,68,138,-18,-11,-13,0,-8,-11,-83,-38,-19,-19,-70,-47,-190,-208,-164,-40,-76,-68,-75,-76,-76,-71,-55,0,0,0,-466,-406,-407,-412,-490,-475,-570,-141,-439,-406,-1877,-1842,-1825,165,-1666,-1645,-1474,-1454,-29975,-29975,-29975,-29976,-29974,-29970,-29991]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. g4 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. g5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} b4 11. Nd5 (11. Ne2 Ng8 12. f4 h6 13. f5 Bc4 14. g6 fxg6 15. Ng3 Bxf1 16. Rxf1 Ngf6 17. fxg6 Qc7 {1-0 (34) Aronian,L (2767)-So,W (2780) Saint Louis 2018}) 11... Nxd5 12. exd5 {White has an edge.} Bf5 13. Bd3 Bxd3 14. Qxd3 Be7 15. h4 O-O 16. O-O-O a5 17. Nd2 f5 $146 ({Predecessor:} 17... a4) 18. f4 Qc7 19. Kb1 a4 20. Nc4 e4 21. Qe2 Rfc8 (21... b3 $11) 22. b3 $16 Nc5 23. Bxc5 (23. Bd4 $16) 23... Qxc5 $11 24. Qe3 Rab8 25. Qxc5 Rxc5 26. Rd4 g6 27. h5 Rbb5 (27... axb3 $11 28. axb3 Bf8) 28. bxa4 Rxd5 ({Better is} 28... Rb7 $14) 29. Rhd1 $2 (29. axb5 $16 Rxd4 30. b6) 29... Rxd4 30. Rxd4 {[%mdl 4096] Endgame KRB-KRN} Rc5 31. hxg6 hxg6 32. Kc1 (32. Ne3 $11) 32... Kf7 33. Nxd6+ Ke6 34. Nb5 (34. Nc4 $11) 34... Rc8 $15 {[%mdl 1024] Strongly threatening ...Bc5. Black has compensation.} 35. Kd1 (35. Rd2 $15) 35... Bc5 $19 36. Rd2 Rh8 (36... Be3 $19 37. Rd6+ Ke7 38. Rxg6 Rd8+ 39. Ke1 Bd2+ 40. Ke2 Bxf4 41. Rg7+ Kf8) 37. Nd4+ Kf7 {Hoping for ...Rh1+.} 38. Nc6 Be3 $1 {[%cal Re3f4]} 39. Rd7+ Ke6 40. Rg7 Bc5 (40... Rh1+ $15 41. Ke2 Bxf4 42. Rxg6+ Kd7 43. Nxb4 Rh2+ 44. Kf1 e3) 41. Rxg6+ $11 Kd5 42. Ne5 $2 {[%mdl 8192]} (42. Rf6 $11) 42... Rh1+ $19 43. Ke2 Rh2+ 44. Kd1 {[#]} e3 $1 45. Nd3 Bd4 $2 (45... Rd2+ $19 {and Black stays clearly on top.} 46. Ke1 Bd4 47. Nxb4+ Ke4) 46. Nxb4+ $2 {[%mdl 8192]} (46. Rh6 $17 {was the only chance.} Rg2 47. Rh1 (47. Nxb4+ Ke4 $11)) 46... Ke4 47. Nd3 (47. Re6+ $142 Kxf4 48. Nd3+ Kxg5 49. Re8) 47... Bc3 48. Rh6 e2+ 49. Kc1 {[#]} Rg2 $1 {[%cal Rg2g1] ( -> ...Rg1+)} 50. Rh1 Rg3 51. a5 Rf3 {Black mates.} 52. Re1 Rf1 {[%mdl 64] Pin} 53. a6 Bxe1 54. Nxe1 {Accuracy: White = 30%, Black = 52%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.13"]
[White "Hoang, Canh Huan"]
[Black "Demchenko, Anton"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2394"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,114,6,14,41,14,16,15,28,17,30,33,33,12,18,3,67,58,75,38,48,45,56,0,0,-25,57,0,0,0,0,1,0,0,-15,-25,0,-16,-4,-38,0,-23,-23,-31,-22,-8,-14,-47,-53,-45,-53,-56,-39,-36,-20,-55,-39,-47,-41,-35,-29,-37,-28,-37,-36,-29,0,-21,0,0,0,0,0,0,0,0,0,0,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-701,-427,-463,-455,-459,-458,-375,-267,-1139,-956,-932,-782,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 a6 6. Bf1 b6 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6} (6... d5 7. exd5 Nxd5 8. d4 Nf6 9. Be3 Nd5 10. Bg5 f6 11. Bc1 cxd4 12. Nxd4 Nxd4 13. Qxd4 Bd6 14. g3 O-O 15. Bg2 Qc7 16. c3 Bc5 17. Qd3 {½-½ (70) Vidit,S (2711)-Lenic,L (2656) chess.com INT 2018}) 7. c3 Bb7 $146 ({Predecessor:} 7... d5 8. exd5 Nxd5 9. d4 cxd4 10. Nxd4 Bb7 11. Rxe6+ fxe6 12. Nxe6 Qe7 13. Qh5+ Qf7 14. Qe2 Kd7 15. Ng5 Qf5 16. c4 Nf4 17. Bxf4 Qxf4 18. Nc3 Nd4 19. Rd1 Bd6 {0-1 (19) Klima,L (2319)-Havelka,J (2320) Czech Republic 2018}) 8. d4 cxd4 {The position is equal.} 9. cxd4 d5 10. Nc3 dxe4 11. Rxe4 {Black should prevent d5.} Nd5 12. Rg4 f6 ({Better is} 12... Rc8 $11) 13. Bd3 Nce7 14. Qe2 Qd7 15. Bd2 Kf7 16. Ne4 (16. Re1 $14) 16... h5 $1 $11 {[%cal Rh5g4]} 17. Rh4 Kg8 ({Black should play} 17... Nf5 $11) 18. Ng3 (18. Rh3 $14) 18... g6 19. Re1 Nf5 20. Rh3 {aiming for Nxf5.} Kf7 $1 21. Ne4 $1 {[%cal Re4f6]} Bg7 22. a3 Rhe8 23. Bb1 Kg8 24. Qd3 Qb5 25. Qc2 Rac8 26. Nc3 Nxc3 27. Bxc3 Bd5 28. Nh4 Nxh4 29. Rxh4 f5 30. Qd2 Kf7 31. Bd3 Qa4 32. Bf1 Ra8 33. Rh3 Qd7 34. Rg3 Rg8 35. Be2 h4 36. Rh3 Bf6 37. Bf3 g5 38. Bxd5 Qxd5 39. Rhe3 Rae8 40. Qe2 g4 41. Qxa6 h3 {[%csl Gh3][%cal Rd5g2]} 42. Qf1 $1 Rg6 43. g3 Bg7 44. Rd1 Kg8 45. Rde1 Rf8 46. Bb4 Rf7 {Hoping for ...f4.} 47. Bc3 f4 48. Re4 fxg3 49. hxg3 Rgf6 $36 {[%mdl 2048] Black is more active.} 50. f4 gxf3 {( -> ...f2+)} 51. Kf2 $2 {[%mdl 8192]} (51. Qf2 $11) 51... Rh6 {And now ...h2 would win.} 52. Qd3 h2 53. Rh1 {[#]} Qf5 $1 54. d5 e5 55. Bb4 $2 (55. a4) 55... Rh3 $19 {White must now prevent ...Qg5.} 56. Bd2 {[#]} Rxg3 $1 {[%mdl 512]} 57. d6 (57. Kxg3 Qg6+) 57... Rg2+ {Accuracy: White = 42%, Black = 63%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.14"]
[White "Setyaki, Azarya Jodi"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2378"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 31,145,13,27,0,38,-34,-35,-29,-33,-58,-64,-63,-66,-73,-68,-456,-467,-418,-204,-372,-376,-364,-194,-194,-194,-194,-185,-172,-162,-214,-207,-195,-202,-210,-213,-213,-193,-206,-202,-214,-216,-230,-222,-219,-209,-197,-195,-187,-177,-182,-185,-176,-159,-154,-165,-175,-161,-131,-13,-187,-187,-187,-187,-187,-187,-187,-187,-187,-187,-187,-187,-171,-8,0,0,-35,-36,-36,-26,-194,-192,-586,-586,-570,-543,-1745,-1747,-1512,-1211,-741,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. g4 Be7 10. Qd2 b5 11. O-O-O Nb6 12. g5 Nh5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 13. Nd5 Nxd5 14. exd5 Bd7 15. Na5 Qc7 16. Rg1 O-O {LiveBook: 5 Games} 17. Bd3 Kh8 $146 ({Predecessor:} 17... g6 18. Kb1 Bd8 {1-0 (71) Fier,A (2570)-Warmerdam,M (2424) Rio Achaea 2018}) 18. Nc6 (18. Kb1 $14) 18... Bxc6 $15 19. dxc6 d5 $1 {[%cal Bd6d5,Bd5d4][%mdl 32]} (19... Qxc6 $6 20. Be4 $16) 20. Bf5 d4 21. Bf2 Qxc6 22. Be4 Qe6 $1 {[%cal Re6a2]} 23. Bxa8 $4 {[%mdl 8192]} (23. Kb1 $1 $15) 23... Qxa2 $19 {[%cal Ra2a1]} ({And not} 23... Rxa8 24. Kb1 $14) 24. c3 Rxa8 (24... Nf4 $142 25. Qc2 dxc3 26. bxc3 Ne2+ 27. Kd2 Rd8+ 28. Bd4 Rxd4+ 29. cxd4 Bb4+ 30. Kxe2 Qxc2+ 31. Ke3 exd4+ 32. Kf4 Bd6+ 33. Kg4 Qc8+ 34. Kh4 Qxa8) 25. Bxd4 $2 (25. b4 {is the only way for White.} Qc4 26. Kb2) 25... exd4 26. Qxd4 {[#]} Rc8 (26... b4 $142 $1 27. Qd5 (27. cxb4 Rc8+) 27... Qxd5 28. Rxd5 Nf4) 27. Rde1 Bf8 28. Qd7 Rb8 29. Qc7 Ra8 {Threatens to win with ...b4.} 30. Qb7 (30. Qc6 {was necessary.} Qa1+ 31. Kc2 Qa4+ 32. Kb1) 30... Rd8 {And now ...Nf4 would win.} 31. Qc7 Qa1+ $1 32. Kc2 Qa4+ 33. Kc1 Qf4+ 34. Qxf4 Nxf4 35. Re4 Ne6 36. Kc2 g6 37. h4 h6 38. gxh6 Kh7 39. Rd1 Rxd1 ({Don't play} 39... Bxh6 40. Rxd8 Nxd8 41. Re8 $15) 40. Kxd1 Kxh6 41. Re5 Be7 42. Rd5 Bxh4 43. Rd6 Nc5 44. b4 Nb7 ({Black should try} 44... Na4 $17 45. Kc2 Bf2 46. Rxa6 Nb6) 45. Rxa6 $2 (45. Rb6 $11 Nd8 46. Rxa6) 45... Bg3 $1 46. Rc6 Nd6 47. Ke2 Be5 48. Rc5 f6 49. c4 bxc4 {[%cal Bb5c4,Bc4c3][%mdl 32]} 50. b5 c3 51. b6 Kg5 $2 (51... Nb7 $1 $19 {[%cal Rb7c5]} 52. Rd5 g5) 52. Rc7 $1 $11 Nb5 53. Rc5 Nd4+ 54. Kd3 $1 Ne6 55. Rc6 $2 {[#]} (55. Rc8 $11 {and White stays safe.}) 55... Nd8 $1 $19 {[%cal Rd8c6]} 56. Rc7 $2 {[#]} (56. Rc4 {nothing else works.}) 56... Kf4 $1 57. Ke2 g5 58. Rd7 Ne6 59. b7 Nc5 60. Rd4+ Kf5 $2 {[#]} (60... Kg3 $19 61. Rg4+ Kh2) 61. b8=Q $1 $11 {[%mdl 512] The position is equal.} Bxb8 62. Rd5+ Be5 63. Rxc5 {[%mdl 4096] Endgame KR-KB} Ke6 64. Kd3 f5 65. Rc6+ Kf7 66. Rc5 Ke6 67. Rc6+ Ke7 68. Rc4 Kd6 69. Ra4 Bf6 70. Rc4 Ke6 71. Ra4 Kf7 72. Rc4 Kg6 73. Ra4 {Precision: White = 51%, Black = 64%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.15"]
[White "Tran, Tuan Minh"]
[Black "Pham, Le Thao Nguyen"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2556"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,39,38,18,29,4,0,0,8,0,27,29,19,25,58,44,44,47,60,73,110,82,90,93,100,107,131,131,138,106,131,99,120,41,80,82,389,408,410,405,504,495,494,495,474,474,615,614,612,607,591,573,512,428,598,593,770,769,751,716,962,937,5630,1430,5467,5622,3299,2711,2451,2269,5318,2548,2358,1866,1618,1617,29983,875,29982,29968]} 1. c4 c6 2. Nf3 d5 3. e3 Bf5 (3... Nf6 4. Nc3 e6 5. b3 Bd6 6. Bb2 O-O 7. Be2 Nbd7 8. Rc1 a6 9. d4 Re8 10. O-O e5 11. dxe5 Nxe5 12. cxd5 c5 13. Nxe5 Bxe5 14. Bf3 Qd6 15. h3 b5 {1-0 (31) Nepomniachtchi,I (2763)-Saric,I (2695) St Petersburg 2018}) 4. Qb3 Qc7 5. cxd5 cxd5 6. Nc3 {A11: English Opening: 1...c6} e6 7. g4 $146 ({Predecessor:} 7. Nb5 Qc8 8. Nbd4 Ne7 9. Qa4+ Nd7 10. b4 f6 11. Bb2 {½-½ (39) Beliavsky,A (2603)-Van Foreest,J (2578) Teplice 2016}) 7... Bg6 $1 8. h4 {The position is equal.} f6 9. d4 Nc6 {...Nb4 is the strong threat.} 10. h5 Bf7 11. Bd2 $36 {[%mdl 2048] Black is under pressure.} a6 12. Rc1 Bd6 13. Bd3 Nge7 14. g5 {Black must now prevent h6.} f5 15. Ne2 Qd7 16. Kf1 Rc8 17. Kg2 e5 18. dxe5 Nxe5 19. Rxc8+ Qxc8 20. Nxe5 Bxe5 21. Qb4 ({White should play} 21. Rc1 $16 Qd7 22. f4) 21... Nc6 22. Qc5 f4 $2 {[%mdl 8192]} (22... Qd7 $16 {is more resistant.}) 23. exf4 $18 Bd4 24. Qd6 ({And not} 24. Nxd4 Qg4+ 25. Kf1 (25. Kh2 Qh4+ {[%mdl 64] Double Attack} 26. Kg2 Qg4+ 27. Kh2 Qh4+ {[%mdl 64] Double Attack} 28. Kg1 Qg4+ 29. Kh2 $11) 25... Qd1+ 26. Kg2 Qg4+ 27. Kh2 Qh4+ 28. Kg2 Qg4+ $11) 24... Qe6 25. Qxe6+ Bxe6 26. Nxd4 Nxd4 27. h6 Bf5 28. hxg7 Rg8 29. Bc3 Bxd3 30. Bxd4 {[%mdl 4096] Endgame KRB-KRB} Kf7 31. Rc1 Kg6 32. Rc7 h6 33. gxh6 Kxh6 34. Rxb7 Kh5 35. Kg3 Rc8 36. b3 Bh7 37. f3 Bg8 38. a3 Re8 39. Kf2 Ra8 40. Rc7 a5 41. Rb7 Kg6 42. Rb6+ Kf7 43. f5 (43. Rf6+ $142 Ke7 {[#]} 44. Rf8 $1 {[%mdl 512]} Re8 45. f5 $1 {[%mdl 512]} Kd8 46. f6 Be6 47. f7 Bxf7 48. Rxf7) 43... Ke7 44. Kg3 {Accuracy: White = 64%, Black = 22%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.16"]
[White "Vo, Thanh Ninh"]
[Black "Mendonca, Leon Luke"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2358"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "167"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,167,21,22,30,30,31,28,32,27,0,8,-25,-22,-22,-23,-54,-50,-59,-41,-37,-41,-40,-40,-40,-40,-39,-42,-48,-37,-39,-42,-37,-52,-68,-62,-72,-55,-50,-51,-50,-60,-98,-103,-103,-92,-108,-108,-108,-101,-101,-101,-108,-112,-107,-100,-127,-127,-141,-126,-154,-147,-147,-139,-149,-149,-153,-139,-149,-145,-154,-154,-154,-154,-154,-154,-153,-152,-154,-152,-154,-154,-152,-154,-177,-150,-162,-145,-154,-154,-154,-143,-154,-154,-153,-147,-152,-153,-194,-191,-160,-116,-116,-116,-120,-120,-120,-27,-116,-95,-106,-95,-95,-95,-95,-69,-69,-69,-69,-69,-95,-61,-110,-110,-110,-110,-110,0,0,0,-110,-110,-110,-110,-110,-110,-110,-110,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162,-162]} 1. g3 g6 2. Bg2 Bg7 3. c4 Nf6 4. Nc3 O-O 5. d3 c5 6. e4 Nc6 7. Nge2 Ne8 8. Be3 Nd4 9. O-O Nc7 10. Rb1 d6 11. b4 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} Rb8 (11... Nce6 12. bxc5 dxc5 13. f4 Nxe2+ 14. Nxe2 b6 15. e5 Rb8 16. g4 Bb7 17. Bxb7 Rxb7 18. f5 Nc7 {1-0 (58) Vachier Lagrave,M (2789)-Zhao,J (2604) Riadh 2017}) 12. Qd2 Bg4 13. f3 {White has an edge.} Bd7 {[#]} 14. Bf2 $146 (14. a4 {feels hotter.} b6 15. f4 a6 16. b5 e6 17. Qd1) ({Predecessor:} 14. f4 b5 15. bxc5 dxc5 16. e5 Bg4 17. Bxd4 Bxe2 18. Nxe2 cxd4 19. Qa5 a6 20. cxb5 Nxb5 21. Qxa6 Nc3 22. Nxc3 dxc3 23. Qc4 {½-½ (23) Solak,D (2582)-Sundararajan,K (2491) Dubai 2005}) 14... b5 15. cxb5 Ncxb5 16. Nxb5 Bxb5 17. Nxd4 cxd4 18. Rfc1 Qb6 19. Ra1 Ba4 20. Rc4 Rfc8 {[#] ...Rxc4 is the strong threat.} 21. Rac1 Rxc4 22. Rxc4 Bb5 23. Rc2 Qa6 24. Bf1 Rc8 25. Rxc8+ Qxc8 26. Be1 Qc3 27. Qd1 Qb2 28. a4 Bd7 29. Bd2 h5 30. b5 Qa2 31. Bg5 Bf6 32. Bd2 Be6 33. a5 Qb2 34. b6 axb6 35. axb6 Qxb6 36. Qc1 Qb5 37. Be2 d5 38. exd5 Qxd5 39. h4 Qe5 40. Kf2 Qb5 41. Bf4 Bf5 42. Qd2 Kh7 43. Qc2 Kg7 44. Kg2 Be6 45. Qc1 Qf5 46. Kf2 Bd7 47. Bh6+ Kh7 {Hoping for ...Qh3.} 48. Bd2 Bc8 49. Qa1 Bb7 50. Qa7 Bc6 51. Qa1 Kg7 52. Qc1 Bb7 53. Bh6+ Kh7 54. Bd2 Qh3 55. Qf1 Qd7 56. Qc1 Qf5 57. Qb1 Bd5 58. Qb5 Be5 {And now ...Qh3 would win.} 59. f4 e6 {Threatens to win with ...Qh3.} 60. Bf3 Bxf3 61. Kxf3 Qg4+ 62. Kf2 Bf6 (62... Qd1 $17 63. Qxe5 Qxd2+ {[%mdl 64] Double Attack} 64. Qe2 Qxe2+ 65. Kxe2 Kg7) 63. Qb1 (63. Qe8 $11) 63... e5 64. Qh1 Kg7 65. Qf3 Qh3 66. Qe4 Qh2+ (66... Qe6 {looks sharper.} 67. Ke2 Qg4+ 68. Kf2 Qd1 69. Qe2 Qxe2+ 70. Kxe2 exf4 71. Bxf4 Kf8) 67. Qg2 Qxg2+ 68. Kxg2 $15 {[%mdl 4096] Endgame KB-KB} Kf8 69. Kf3 Ke7 70. Ke4 Ke6 71. fxe5 Bxe5 72. Be1 Kd6 73. Bb4+ $1 Ke6 74. Be1 $1 f6 75. Bf2 f5+ 76. Kf3 Kd5 77. Be1 Kc5 78. Bd2 (78. Ke2 $17 {was worth a try.}) 78... Kb5 $19 {Black is clearly better.} 79. Be1 {[#]} Ka4 $1 80. Ke2 Kb3 81. Kd1 Bd6 82. Ke2 Kc2 83. Bf2 Be5 84. Be1 {Accuracy: White = 53%, Black = 70%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.17"]
[White "Wang, Shixu B"]
[Black "Chen, Qi B"]
[Result "1/2-1/2"]
[ECO "D43"]
[WhiteElo "2362"]
[BlackElo "2443"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,58,23,14,16,0,20,22,10,11,15,15,22,16,16,0,6,0,12,0,-2,0,0,-12,0,-9,0,0,0,0,54,62,64,57,66,79,62,54,41,47,88,79,166,166,170,91,91,103,101]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 h6 {D35: Queen's Gambit Declined: Exchange Variation} (7... Be7 8. Bd3 O-O 9. Qc2 Re8 10. O-O Nf8 11. h3 g6 12. Bf4 Ne6 13. Bh2 Ng7 14. Qb3 Qb6 15. Nd2 Bf5 16. Be2 h5 17. Rfc1 Ne6 18. a3 h4 19. Na4 Qxb3 20. Nxb3 a5 21. Nd2 {½-½ (36) Wang,H (2722)-Naiditsch,A (2721) Douglas 2018}) 8. Bf4 g5 9. Bg3 Nh5 {The position is equal.} 10. Bd3 Nxg3 11. hxg3 Bg7 12. Qc2 Nb6 13. a4 a5 14. Rd1 $146 ({Predecessor:} 14. Ne5) 14... Qe7 15. O-O O-O 16. Rfe1 f5 17. Na2 {[%cal Bc3a2,Ba2c1,Bc1b3,Bb3c5][%mdl 32]} Be6 18. Nc1 Nc8 19. Ne5 Qc7 20. Nb3 $36 {[%mdl 2048] Strongly threatening Nc5. White is pushing.} Bxe5 ({Black should play} 20... Ne7 $11) 21. Nc5 $14 Qf7 {Hoping for ...Bb8.} 22. dxe5 b6 $1 {[%cal Rb6c5]} 23. Nxe6 Qxe6 24. f4 Ne7 25. Kf2 Kg7 26. Rh1 g4 {[#]} (26... Rad8 $16) 27. Rh5 $1 $18 Rf7 {[#]} 28. Rdh1 (28. Qb3 $1 $18) 28... Rh8 $16 29. Qb3 c5 {Accuracy: White = 71%, Black = 70%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.18"]
[White "Mithil, Ajgaonkar"]
[Black "Li, Yankai"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2332"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,147,6,18,0,10,-8,0,0,9,-13,0,-27,-17,-18,-6,-24,-24,-24,-26,-33,-27,-33,-16,-25,-16,-20,-6,-20,-9,-13,-9,-15,-15,-16,-15,-15,-15,-43,-23,-39,-29,-20,-21,-34,-10,-18,-15,-22,-14,-20,-20,-25,-24,-54,-54,-54,-54,-55,-55,-70,-34,-34,-34,-53,-20,-45,-20,-20,-13,-31,-20,-21,-21,-32,-16,-95,-95,-105,-85,-95,-85,-95,-85,-95,-85,-86,-85,-85,-85,-95,-19,-85,-85,-85,-85,-85,0,-95,-95,-112,-61,-120,-66,-120,-61,-120,-31,-120,-61,-112,-112,-112,-112,-112,-112,-112,-112,-112,0,-112,-95,-95]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. O-O O-O 8. Ne5 Ne4 9. Nd2 Nf6 10. Nb1 e6 11. Nc3 Nfd7 12. f4 Nc6 13. Be3 Nb6 14. b3 Bd7 15. Kh1 {D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5)} Qe7 {[#]} 16. Rc1 $146 ({Predecessor:} 16. Bf2 Rfc8 17. Rc1 Be8 18. e3 Rc7 19. Nd3 Nb4 20. Nc5 Na6 21. Nxa6 bxa6 {½-½ (85) Romanishin,O (2590)-Eriksson,M (2365) Malmo 1993}) 16... Rac8 17. Qd2 {The position is equal.} Rfd8 18. Nd1 Be8 19. Nf2 f6 20. Ned3 Nd7 21. Nc5 Nxc5 22. Rxc5 b6 23. Rcc1 Qa3 24. Nd3 a5 25. Rc2 Qd6 26. Rfc1 Ne7 27. Bf2 Rxc2 28. Rxc2 Rc8 29. Rxc8 Nxc8 30. Qc2 Qc6 31. Qxc6 Bxc6 32. Kg1 Bf8 33. Kf1 Nd6 34. Ke1 Ne4 35. Be3 h5 36. Bd2 Kf7 37. Nf2 Nd6 38. Bc3 Nb5 39. Kd2 {[#]} e5 $1 {[%mdl 512]} 40. e3 (40. dxe5 Nxc3) 40... Nxc3 41. Kxc3 $15 {[%mdl 4096] Endgame KBB-KBN} e4 42. Bf1 b5 43. Kc2 Bd6 44. Nd1 b4 45. Be2 Kg7 46. Nf2 Kh6 47. Kd2 Bd7 48. Ke1 g5 49. Kd2 Kg6 50. Ke1 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 51. Kd2 (51. bxa4 $11 {keeps the balance.} Bxa4 52. Bd1) 51... a3 $17 52. Ke1 h4 53. Kd2 Bc7 54. Kd1 Bc6 55. Kd2 Bb6 56. Kc2 Be8 57. Kd2 Bc7 58. Kc2 Kh6 (58... f5 $17) 59. Ng4+ (59. Bg4 $11 {remains equal.}) 59... Kg7 60. Nf2 Kg6 61. Kd2 Bd7 (61... Bd6 $17) 62. Kc2 (62. Kd1 $1 $11) 62... f5 63. Kd2 g4 (63... hxg3 $17 64. hxg3 g4) 64. Ke1 (64. gxh4 $15 Bd8 65. h5+ Kxh5 66. Ba6) 64... Kh5 (64... h3 $17 65. Kd1 Kf6) 65. Nh1 ({White should play} 65. gxh4 $15 Ba4 66. Bd1 (66. bxa4 $2 b3 $19)) 65... Bd8 (65... h3 $1 $17 66. Nf2 Kh6) 66. Kd2 (66. gxh4 $1 $15 Bxh4+ 67. Ng3+ Kh6 68. Kf1) 66... Be8 (66... h3 $1 $17 67. Ba6 Kg6) 67. Ke1 {[#]} (67. gxh4 $15 Bxh4 68. Ng3+ Kg6 69. Ba6) 67... hxg3 (67... Ba4 $1 $17 {[%mdl 512]} 68. Bd1 (68. bxa4 $2 b3 $19) 68... Bd7) 68. hxg3 {[#]} ({Better is} 68. Nxg3+ $15 Kg6 69. Bd1) 68... Ba4 $1 {[%mdl 512] White must now prevent ...Bxb3!} 69. Bd1 ({Don't blunder} 69. bxa4 $2 {[#]} b3 $1 $19 {[%mdl 512]}) 69... Bb5 70. Be2 {[#]} Bc4 $1 {[%mdl 512] Strongly threatening ...Bxb3!} 71. Bd1 (71. bxc4 b3) 71... Bd3 72. Be2 Bc4 {Hoping for ...Bxb3!} 73. Bd1 $1 Ba6 74. Be2 {Accuracy: White = 35%, Black = 33%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.19"]
[White "Laxman, R.R."]
[Black "Quizon, Daniel"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2425"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,128,0,0,19,23,62,57,58,60,60,53,63,66,75,77,75,67,78,58,68,69,99,95,74,93,90,74,106,93,99,93,92,89,110,111,116,64,111,110,109,93,103,95,102,16,97,101,105,71,73,61,62,80,75,73,62,45,59,45,69,58,89,74,117,110,175,164,168,193,146,0,0,0,0,0,0,-147,-147,-173,-163,-244,-260,-251,-250,-324,-324,-409,-384,-556,-564,-461,-329,-312,-326,-679,-644,-720,-659,-757,-762,-702,-685,-1570,-1502,-2301,-1736,-2055,-1504]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 O-O 5. Bg2 d6 6. O-O c5 7. b3 Nc6 8. Bb2 Ne4 9. e3 Bg4 10. Qc2 Bf5 (10... Bxf3 11. Bxf3 Ng5 12. Bxc6 bxc6 13. dxc5 Bxb2 14. Qxb2 dxc5 15. Nc3 Qd3 16. Rad1 Qf5 17. Qe2 Rad8 18. h4 Ne4 19. Nxe4 Qxe4 20. Rxd8 Rxd8 21. Rd1 {½-½ (21) Tomashevsky,E (2710)-Yuffa,D (2527) Sochi 2017}) 11. Qe2 Bg4 12. Qc2 Bf5 {[#] And now ...Nxg3! would win. E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3} 13. Qc1 cxd4 14. Nxd4 Nxd4 {White is slightly better.} 15. Bxd4 $146 ({Predecessor:} 15. exd4 d5 16. cxd5 Rc8 17. Qe3 Rc2 18. Bxe4 Bxe4 19. Qxe4 Rxb2 20. Na3 {½-½ (60) Collins,S (2452)-Poghosyan,S (2251) Dublin 2018}) 15... e5 16. Bb2 $1 {Black must now prevent g4!} Nc5 17. Qd2 Qb6 18. Nc3 Be6 19. Rfd1 Rfd8 20. Rac1 a5 21. Ba3 Rac8 22. Nd5 Bxd5 23. Qxd5 Rb8 24. h4 Bf6 25. h5 Qc7 26. Qf3 Qe7 27. Qg4 b6 28. Bd5 {Threatens to win with hxg6.} Kg7 29. e4 (29. Kg2 $16) 29... Rf8 30. Rc3 h6 31. Kg2 Bg5 32. Rf3 Rbd8 33. Bc6 (33. Bb2 $16) 33... Ne6 (33... Qc7 $11 {keeps the balance.} 34. Bd5 Qc8 35. Qxc8 Rxc8) 34. Bb2 $16 Nc5 35. hxg6 fxg6 36. Rxf8 Rxf8 37. f4 Bf6 38. f5 $36 {[%mdl 2048] White is in control.} Bg5 39. Qf3 Qf6 40. Rf1 Qe7 41. Bd5 Rf6 42. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} Qc7 43. b4 axb4 (43... Nd7 $16 {is a better defense.} 44. Qd3 gxf5) 44. axb4 $18 Nd7 45. Ra1 Rf8 46. Qa3 (46. Ra6 $16 {Hoping for Qa3.} Kh8 47. Qa3 gxf5 48. exf5) 46... Nf6 $11 47. Qd3 gxf5 48. exf5 Nxd5 49. cxd5 (49. Qxd5 $11 {was the only way to keep the balance.} Rxf5 50. Bd4) 49... Rc8 $17 50. Kf3 Qc2 51. Ra7+ (51. Qxc2 $142 Rxc2 52. Ra2) 51... Kf6 $19 52. Qxc2 Rxc2 {[%mdl 4096] Endgame KRB-KRB} 53. Ba1 h5 ({Inferior is} 53... Kxf5 54. g4+ Kf6 55. Rd7 $11) 54. Ke4 Rc1 55. Bb2 (55. Ra8 $142) 55... Rc4+ 56. Kd3 Rxb4 57. Bc3 Rg4 58. Rd7 $2 {[#]} (58. Be1) 58... Rxg3+ {Black is clearly winning.} 59. Kc4 Kxf5 60. Bb4 Rg4+ 61. Kb5 Rd4 62. Bxd6 Rxd5+ 63. Kxb6 Ke6 64. Kc7 Rd2 {Accuracy: White = 49%, Black = 60%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.20"]
[White "Navalgund, Niranjan"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2378"]
[BlackElo "2584"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,154,42,18,10,10,50,52,54,44,45,40,97,75,99,91,109,95,126,47,84,30,35,19,13,0,11,0,-3,-204,-206,-196,-179,-202,-200,-182,-75,-76,-64,-179,-174,-220,-230,-500,-500,-499,-499,-471,-459,-2567,-2247,-5285,-5273,-1449,-239,-224,-109,-109,-123,-179,-178,-195,-153,-197,-148,-148,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-292,-276,-271,-238,-689,-831,-29972,-382,-354,-261,-762,-728,-721,-721,-474,-354,-29978,-29979,-29978,-29980,-29979,-29980,-29984,-29985,-29994,-29995,-29996,-29996,-29996,-29997,-29997,-29998]} 1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Nc6 5. Nf3 Nb4 6. Nc3 Nxd3+ {A40: Unusual replies to 1 d4} 7. Qxd3 g6 $146 ({Predecessor:} 7... Ne7 8. d5 h6 9. Be3 d6 10. O-O-O Qd7 11. Kb1 Ng6 12. h4 Be7 13. dxe6 fxe6 14. e5 {1-0 (32) Khismatullin,D (2647)-Savchenko,B (2571) Khanty-Mansiysk 2012}) 8. Bg5 f6 {White is slightly better.} 9. Bd2 Bg7 10. h4 h6 ({Better is} 10... Nh6 $14) 11. e5 f5 12. d5 a6 13. O-O-O b5 14. cxb5 (14. Qe2 $16) 14... Ne7 $14 {[%cal Re7d5]} 15. dxe6 (15. bxa6 $16 Bxa6 16. Qc2) 15... dxe6 $11 16. Qc4 Qc8 17. h5 {Black should prevent Nd4.} g5 18. Be3 Kf7 19. Bxg5 $2 (19. bxa6 $11 Bxa6 20. Qd4) 19... Bxf3 $1 $19 20. Bxe7 Bxd1 21. Bf6 Bxf6 22. exf6 Rd8 ({Inferior is} 22... Kxf6 23. Rxd1 axb5 24. Qf4 $11) (22... Bg4 $19 23. f3 Bxh5 $1 {[%mdl 512]} 24. Rxh5 axb5 25. Nxb5 Qd7) 23. Qf4 $17 Rd6 $1 24. b6 ({White should try} 24. bxa6 $15 Qh8 25. Qc4 Raxa6 26. Qxc7+ Kxf6 27. Rxd1) 24... Qg8 $1 $19 25. Qc4 Kxf6 26. Qxc7 $2 (26. b7 Rad8 27. Rxd1) 26... Rad8 27. b7 Qg5+ {[%mdl 64] Double Attack} 28. Kb1 Qxg2 {[%mdl 64] Double Attack} 29. Rxd1 (29. b8=Q $142 Rxb8 30. Qxd6 Qxh1 31. Nxd1) 29... Rxd1+ 30. Nxd1 Rxd1+ 31. Kc2 Qf3 $2 (31... Rd4 32. b3 Qxf2+ 33. Kc1 Qd2+ 34. Kb1 Re4) 32. Qc4 Qxf2+ ({Resist} 32... Qxb7 33. Kxd1 Qxb2 34. f4 $17) (32... Rd6 $1 $19 {and Black stays clearly on top.} 33. b8=Q Qxf2+ 34. Kb3 Rb6+ 35. Qxb6 Qxb6+ 36. Kc2 Kg5) 33. Kxd1 {[%mdl 4096] Endgame KQ-KQ} Qf3+ 34. Kc2 (34. Ke1 $17 Qxb7 35. Qd4+ Kf7 36. a4) 34... Qxb7 35. Qd4+ Kf7 36. Qe3 Qc8+ 37. Kb1 Qh8 (37... Qd7 $17 {Hoping for ...Qd1+.} 38. a3 Qd1+ {[%mdl 64] Double Attack} 39. Ka2 Qxh5 40. Qa7+ Kf6 41. Qd4+ Kg6) 38. Qa7+ $11 {[%mdl 64] Double Attack} Kf6 {White must now prevent ...Qe8.} 39. Qd4+ e5 40. Qh4+ Ke6 {aiming for ...Qc8.} 41. Qc4+ Ke7 42. Qb4+ Kf7 43. Qc4+ Kf6 44. Qh4+ Ke6 45. Qc4+ Kd6 46. Qxa6+ Kc5 47. Qa7+ Kd5 48. Qb7+ Kd4 49. Qb4+ Ke3 50. Qe1+ Kf3 51. Qd1+ Kf4 52. a4 Qa8 53. Qd2+ Kf3 {And now ...Qe4+ would win.} 54. Qc3+ Ke4 55. Qc2+ Kf4 56. Qd2+ Kf3 57. Qc3+ Kg4 58. Qxe5 f4 59. Qe6+ Kg3 60. Qg6+ Kf2 61. Qxh6 Qe4+ 62. Kc1 $2 {[%mdl 8192] [#]} (62. Ka1 $11) 62... f3 $1 $19 {Threatens to win with ...Qe3+.} 63. Qd2+ Kg1 64. Qg5+ $2 {[#]} (64. Qd1+ Kg2 65. h6) 64... Kh1 $1 65. Qg3 Qe3+ $2 (65... Qf5 {mates} 66. Qf2 Qg5+ 67. Kc2 Qg2 68. Qxg2+ fxg2 69. b4 g1=Q 70. Kc3 Qe3+ 71. Kc4 Qe2+ 72. Kc5 Qxh5+ 73. Kb6 Qh6+ 74. Kb7 Qg7+ 75. Kc6 Qd4 76. Kb5 Kg2 77. a5 Kf3 78. a6 Ke4 79. Kc6 Qc4+ {[%mdl 64] Double Attack} 80. Kd6 Qxb4+ 81. Kc7 Qa5+ 82. Kc6 Qxa6+ 83. Kc5 Ke5 84. Kb4 Kd4 85. Kb3 Qe2 86. Kb4 Qb2+ 87. Ka4 Kc5 88. Ka5 Qb5#) 66. Kc2 Qe2+ 67. Kb3 $2 (67. Kc3 f2 68. Qh3+ Kg1 69. Qg3+ Kf1 70. Qg5) 67... f2 68. Qh3+ Kg1 69. Qg3+ Kf1 70. Qh3+ $2 (70. h6 $19 Qe6+ 71. Kc3) 70... Ke1 {Black mates.} 71. Qc3+ Kd1 72. Qd4+ Kc1 73. Qc3+ Kb1 74. h6 f1=Q 75. h7 Qf7+ 76. Kb4 Qe4+ 77. Kb5 Qfb7+ {Accuracy: White = 51%, Black = 70%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.21"]
[White "Chanda, Sandipan"]
[Black "Zou, Chen"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2534"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "159"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,159,25,20,48,49,56,49,68,40,79,51,43,47,38,42,26,39,31,30,44,44,50,43,92,83,95,95,92,90,83,89,94,56,98,80,99,101,108,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,14,15,18,28,0,0,0,0,0,0,0,0,0,0,0,0,-9,0,0,0,0,-8,-8,0,0,0,0,0,0,0,0,0,0,0,-22,-22,-47,-47,-60,-8,-181,-188,-227,-227,-227,-117,-227,-197,-227,-218,-215,-216,-227,-214,-188,-23,-50,-53,-22,-22,-59,-30,-66,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nbd7 7. Nf3 e5 8. O-O h6 9. Be3 Re8 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (9... Ng4 10. Bc1 c6 11. d5 cxd5 12. cxd5 f5 13. g3 Ngf6 14. Nh4 Nxe4 15. Nxe4 fxe4 16. Nxg6 Rf7 17. Bg4 {1-0 (36) Sandipan,C (2575)-Hausrath,D (2482) Dieren 2017}) 10. d5 Ng4 11. Bd2 f5 {White is slightly better.} 12. g3 Ngf6 13. Nh4 Nc5 $146 ({Predecessor:} 13... Nf8 14. exf5 gxf5 15. Bd3 e4 16. Be2 Qe7 17. Bf4 {1-0 (34) Chekhelian,S-Petrosian,A Balti 1969}) 14. exf5 g5 15. Ng2 Bxf5 16. h4 Nfe4 17. Nxe4 Nxe4 18. Be3 Qd7 19. Bd3 $36 {[%mdl 2048] White has some pressure.} Nc5 20. Bxf5 Qxf5 21. hxg5 hxg5 22. Bxc5 $1 dxc5 23. Qh5 e4 24. Ne3 Qf3 25. Ng4 Bd4 {next ...Qxg3+ is good for Black.} 26. Qxg5+ Kf8 27. Nh6 (27. Nh2 $1 $16 {[%cal Rh2f3]} Qf6 28. Qxf6+ Bxf6 29. Ng4) 27... Re5 $1 $11 {[%cal Re5g5]} 28. Qg8+ Ke7 29. Qg7+ Ke8 30. Rae1 e3 $1 {[%cal Re3f2]} 31. fxe3 Bxe3+ 32. Rxe3 Qxe3+ 33. Kg2 {[%csl Gg7][%cal Rf1f8]} Qe2+ 34. Rf2 Qe4+ 35. Rf3 Qe2+ 36. Kh3 {[%csl Gg7][%cal Rf3f8]} Qxf3 {[%cal Re5h5]} 37. Qxe5+ {[%mdl 4096] Endgame KQR-KQN} Kf8 $1 38. Nf5 {White threatens Qg7+ and mate.} ({Don't do} 38. Qh8+ $6 Ke7 $16) 38... Qh5+ 39. Kg2 {Intending Qg7+ and mate.} Qg5 40. d6 cxd6 41. Qh8+ Qg8 42. Qf6+ Qf7 43. Qxd6+ Ke8 44. Qxc5 Qf6 45. Kh3 Rd8 46. Kg4 Rd7 47. Qxa7 Qxb2 48. Qe3+ Kd8 49. Qg5+ Kc7 50. Qf4+ Kc6 51. Qe4+ Kc5 52. Qe3+ Kc6 $1 53. Ne7+ Kc7 $1 54. Nd5+ Kd6 55. Qh6+ Kc5 {aiming for ...Qg7+.} 56. Qf8+ Rd6 $1 {[%mdl 1024] Black has compensation.} 57. Nf4 {Nd3+ is the strong threat.} Qd4 (57... Qb6 $1 $15) 58. Qc8+ $2 (58. Kf3 $1 $11 {and White stays safe.} Qxc4 59. Qc8+ Kb4 60. Qxb7+ Ka3 61. Qa8+ Ra6 62. Qe4 Qc3+ 63. Nd3) 58... Kb6 $19 59. Qg8 Rc6 60. Qd5 Qg7+ (60... Rxc4 $19 {( -> ...Qxd5)} 61. Qxd4+ Rxd4) 61. Qg5 (61. Kf5 $17) 61... Qd7+ 62. Qf5 {[#]} Qd1+ $1 63. Kg5 Rxc4 64. Nd5+ Ka7 65. Qf2+ {[#]} Rd4 $2 (65... Qd4 $1 $19 {[%cal Rd4f2]} 66. Qxd4+ Rxd4) 66. Qe3 $11 Qd2 67. Kf5 $1 Qxe3 68. Nxe3 {KR-KN} Rd3 69. Ke4 Ra3 (69... Rd6 $1 $15 70. Kf5 Kb8) 70. g4 {The position is equal.} Rxa2 {Threatens to win with ...b5.} 71. g5 Kb6 72. g6 Kc5 73. g7 Ra8 {And now ...Rg8 would win.} 74. Ke5 b5 75. Kf6 Kd4 76. Nc2+ Kc3 77. Ne3 {Black must now prevent Nd5+.} Kd3 78. Nd5 {Strongly threatening Nc7.} Rg8 79. Kf7 Rxg7+ 80. Kxg7 {Accuracy: White = 63%, Black = 64%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.22"]
[White "Nasanjargal, Urtnasan"]
[Black "Sammed Jaykumar, Shete"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "2503"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,84,31,41,17,10,0,21,0,0,0,14,0,0,0,0,0,24,0,-7,-34,-23,-27,-23,-42,-34,-20,-21,-16,-32,-20,-24,-99,-102,-94,-104,-128,-122,-193,-198,-227,-203,-491,-505,-608,-676,-1055,-1055,-1018,-968,-1039,-1031,-29990,-1032,-1024,-1016,-1010,-1008,-985,-974,-1079,-1083,-1067,-1050]} 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qb6 10. Re1 exd4 11. Nxd4 Re8 12. Nc2 Nc5 13. Rb1 {E69: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4 c6 9 h3} ({Reject} 13. Qxd6 Rd8 $17) (13. b4 Ncd7 14. Qxd6 Ne5 15. c5 Qa6 16. Bf4 Nh5 17. Bf1 Nc4 18. Qd3 Bxh3 19. Bxh3 Rad8 20. Nd5 Nxf4 21. gxf4 Bxa1 22. Rxa1 cxd5 23. exd5 {0-1 (36) Laznicka,V (2675)-Rapport,R (2713) Novy Bor 2014}) 13... Ng4 14. hxg4 Bxc3 $1 15. Rf1 {The position is equal.} (15. Re3 {feels hotter.} Bg7 16. b3 Be6 17. Bd2 a5 18. Bc3) 15... Bg7 $146 ({Predecessor:} 15... Be5 16. b3 a5 17. Be3 Qc7 18. f4 Bg7 19. e5 Bf8 20. Bxc5 dxc5 {0-1 (46) Colas,J (2352)-Shen,C (2206) Chicago 2017}) 16. Be3 {aiming for b4.} Qc7 (16... Qa6 {with more complications.} 17. Qxd6 Bf8 18. Qf6 Bg7 19. Qd6) 17. f3 b6 18. Bf2 Bb7 19. Ne3 Rad8 20. Qc2 Ne6 21. Rbd1 Nd4 $36 {[%mdl 2048] Black has good play.} 22. Qd3 d5 23. cxd5 cxd5 24. exd5 Bxd5 25. Nxd5 Rxd5 26. Rfe1 Red8 27. f4 {[#]} (27. Kh2 $11 {keeps the balance.}) 27... R5d6 $1 $17 28. Rc1 Qd7 29. Qd1 Ne6 30. Qb3 (30. Qf3 $17) 30... Rd3 $19 31. Qb4 Nc5 32. Bf1 $2 {[#]} (32. Rc2) 32... Bd4 $1 {[%cal Rd4f2]} (32... Rd2 33. g5 $17) 33. Bxd4 {Hoping for Bf2.} Rxg3+ (33... Rxd4 34. Rc4 $17) ({Weaker is} 33... Qxd4+ 34. Qxd4 R3xd4 35. g5 $11) 34. Kh2 Qxg4 35. Bf6 {[#]} g5 $1 {[%mdl 512]} 36. Bxg5 {[#]} (36. fxg5 Rd2+) 36... Rdd3 $1 {[%mdl 512]} 37. Re8+ (37. Bxd3 Qh3#) 37... Kg7 {( -> ...Rh3+!)} 38. Qc3+ {Black is clearly winning.} Rxc3 39. Rxc3 Rxc3 40. bxc3 h6 41. Re5 f6 42. Bh3 Qf3 {Accuracy: White = 37%, Black = 94%.} ({Less strong is} 42... hxg5 43. Bxg4 fxe5 44. fxe5 $17) 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.23"]
[White "Taher, Yoseph Theolifus"]
[Black "Pham, Chuong"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2446"]
[BlackElo "2383"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,142,0,2,0,0,-3,-8,-26,-19,-25,-20,-21,5,11,18,4,68,61,72,70,79,71,73,72,152,96,165,164,179,164,165,114,116,99,108,91,92,107,96,103,101,112,113,98,118,125,120,112,82,96,56,66,59,48,82,12,12,12,12,11,24,0,0,0,0,0,270,271,271,271,266,270,270,264,289,208,248,156,209,73,228,228,228,228,228,186,186,186,228,228,228,228,466,461,461,379,1084,743,675,403,1124,1394,987,916,874,583,29958,487,29961,29958,29962,29961,29966,29967,29967,29969,29968,29968,29967,29969,29969,29969,29969,29970,29970,29971,29971,29972,29972,29973,29972,29973,29972,29972,29969]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. e5 (5. d3 Ne7 6. f4 d5 7. Nf3 Ng6 8. b3 Bd6 9. e5 Be7 10. O-O O-O 11. Na4 f6 12. c4 fxe5 13. fxe5 {0-1 (37) Grischuk,A (2772)-Korobov,A (2652) Huaian 2017}) 5... Ne7 6. Nf3 {B23: Closed Sicilian: Lines without g3} Ng6 7. d3 Be7 8. h4 {The position is equal.} Qc7 9. Qe2 f6 10. exf6 Bxf6 $146 ({Predecessor:} 10... gxf6 11. h5 Nf8 12. Bh6 Rg8 13. g3 d5 {1-0 (33) Cao,S (2488)-Ton That Nhu,T (2235) Da Lat 2014}) 11. Ne4 Be7 12. g3 e5 (12... h6 $11) 13. h5 $14 Nf8 14. h6 $36 {[%mdl 2048] White has the initiative.} g6 $1 15. Bg5 {Hoping for Nf6+.} d6 16. Bf6 Rg8 ({Black should play} 16... Bxf6 17. Nxf6+ Kd8) 17. O-O-O (17. Bxe7 $142 Qxe7 18. d4) 17... Bf5 (17... Ne6 $16) 18. Bxe7 $18 Qxe7 19. d4 $1 {[%cal Rd4e5]} cxd4 {[#]} 20. Nxd4 $1 {[%mdl 512]} exd4 $16 21. Nf6+ $1 {[%mdl 64] Double Attack} Kf7 22. Qxe7+ Kxe7 23. Nxg8+ Kf7 24. Rxd4 d5 25. Re1 $1 {And now Ne7 would win.} ({Don't play} 25. g4 $6 Bd7 $11) 25... Ne6 26. Rb4 Rxg8 27. Rb7+ Kf6 28. Rxh7 a5 29. Ra7 Rh8 30. h7 Be4 31. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} g5 32. Rxa5 (32. b4 $1 $16) 32... Rxh7 $11 33. Ra6 Rc7 34. b4 g4 35. Rb6 Ke5 36. a5 Nd4 37. a6 {Black must now prevent Rb7.} Rf7 $2 {[%mdl 8192]} (37... Ra7 $11) 38. Rb7 $1 $18 {[%cal Rb7f7]} Rf8 {[#]} ({Not} 38... Rxf2 $2 39. Rxe4+ $1 {[%mdl 512]} dxe4 40. a7 $18) 39. a7 $1 Ra8 {and if ...Nb5 works, Black does fine.} 40. Kb2 Nb5 41. Ra1 Kd6 42. Rg7 Bf3 43. c3 Nc7 (43... Be2 $16 44. Kc2 Bc4) 44. Re1 (44. Kc1 $18 {and White stays clearly on top.}) 44... Rxa7 $2 (44... Be4 $16) 45. Ree7 {Threatens to win with Rd7+.} c5 {[#]} 46. b5 $1 {[%mdl 512]} Rb7 {[#]} (46... Nxb5 47. Rxa7) 47. c4 $1 {[%mdl 512]} dxc4 48. Rd7+ Ke6 49. Rxc7 Rxb5+ {[%mdl 4096] Endgame KRR-KRB} 50. Kc3 Rb3+ $2 (50... Be2 {might work better.} 51. Rce7+ Kf6 52. Rgf7+ Kg6) 51. Kxc4 Rb2 52. Rxc5 Rxf2 $2 (52... Kf6) 53. Rg6+ Kf7 54. Rb6 {White wants to mate with Rc7+.} Rc2+ (54... Ke8 $142 55. Rh5 Rd2 56. Rh8+ Kf7 57. Rh7+ Kg8) 55. Kd4 Rd2+ 56. Ke5 {Threatening mate with Rc7+.} Rd7 57. Kf5 Kg7 58. Kg5 (58. Ke6 $142 Ra7 59. Rg5+ Kh8 60. Kf6 Ra8 61. Re6 Rc8 62. Kg6 Bd1 63. Kh5) 58... Ra7 (58... Re7 $18 59. Rf5 Be4) 59. Kh5 {White mates.} Re7 60. Rg5+ Kf7 61. Kh6 Re6+ 62. Rxe6 Kxe6 {KR-KB} 63. Ra5 Kf6 64. Ra4 Kf7 65. Rf4+ Kg8 66. Kg6 Be2 67. Rd4 {[%cal Rd4d8]} Kf8 68. Kh7 Bf3 69. Rf4+ Ke7 70. Kg6 Ke6 71. Kg5 Kd5 {Accuracy: White = 68%, Black = 49%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.24"]
[White "Chu, Wei Chao"]
[Black "Laylo, Darwin"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2373"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,63,33,31,44,35,65,35,55,33,28,33,73,64,130,128,112,85,125,126,153,40,38,35,37,10,1,12,132,129,174,188,187,170,180,192,245,242,482,457,470,452,1635,1606]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8. Be2 c5 9. O-O b6 10. Bg5 Bb7 11. Qd3 cxd4 12. cxd4 Nc6 {[%cal Rc6d4] D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} 13. d5 $146 ({Predecessor:} 13. Rad1 Rc8 14. d5 Na5 15. Qa3 Bf6 16. Bxf6 exf6 17. Rfe1 Rc5 18. Qe3 Re8 19. Qf4 Nc4 20. Bxc4 Rxc4 21. h4 f5 22. Qh6 Rcxe4 23. Rxe4 fxe4 24. Ng5 Qf6 25. Qxh7+ Kf8 26. d6 {½-½ (26) Ringoir,T (2527)-Korley,K (2453) Charlotte 2018}) 13... Nb4 14. Qd2 (14. Qb3 $5 {[%cal Rb3b4]} Qd6 15. Rac1 $14) 14... Na6 {White is slightly better.} 15. Rab1 Nc5 16. Qe3 f6 17. Bh4 $1 e6 ({Black should try} 17... Qd7 $14) 18. dxe6 $16 Qe7 19. Nd4 Bxe4 20. Rbd1 $1 g5 21. Bf3 (21. Bc4 $1 $16) 21... Bxf3 $14 22. Qxf3 f5 $1 ({Much weaker is} 22... gxh4 $6 23. Nf5 $16) 23. Nc6 Qxe6 24. Bxg5 Ne4 {[#]} (24... Rae8 $1 $11 {keeps the balance.}) 25. Nd8 $1 $16 {[%cal Rd8e6]} Qxa2 26. Be7 Re8 {[#]} 27. Bh4 $1 Rf8 28. Rd7 Rc8 (28... Qc4 $142 29. Be7 Raxd8 30. Bxd8 Nc5 31. Qd5+ (31. Rxa7 Rxd8 32. Qxf5 Rf8 $11) 31... Qxd5 32. Rxd5 Bf6) 29. Be7 $18 Nf6 $2 (29... Rcxd8 {was necessary.} 30. Bxd8 Rf7) 30. Bxf6 {White is clearly winning.} Bxf6 31. Qxf5 {[%csl Gd7][%cal Rf5h7]} Bg7 {[#]} (31... Be7 $142 32. Qg4+ Kh8) 32. Rxg7+ $1 {[%mdl 576] Discovered Attack. Accuracy: White = 66%, Black = 32%.} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.25"]
[White "Fenil, Shah"]
[Black "Bulmaga, Irina"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2360"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,56,16,12,8,10,17,31,37,27,35,41,30,-1,-32,-148,-209,-211,-202,-215,-122,-206,-212,-654,-647,-1178,-1178,-2191,-2090,-29978,-140,-29979,-29980,-29980,-29981,-29981,-29967,-5397,-1588,-29996,-29995,-29996,-29997,-29997,-29998]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. O-O d6 6. c3 a6 7. Bb3 Ba7 8. Nbd2 h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 9. Re1 g5 10. Nc4 g4 {White is slightly better.} 11. Nfd2 h5 12. Nf1 h4 (12... b5 13. Nce3 h4 14. Bd5 Nxd5 15. exd5 Ne7 16. Nxg4 Bxg4 17. Qxg4 {0-1 (55) Amin,B (2710)-Fedoseev,V (2719) St Petersburg 2018}) 13. d4 g3 $146 ({Predecessor:} 13... h3 14. g3 b5 15. dxe5 bxc4 16. Ba4 {0-1 (34) Shen,A (2339)-Balakrishnan,P (2226) Kitchener 2015}) 14. hxg3 ({Better is} 14. fxg3 $15 exd4 15. e5 dxc3+ 16. Be3 cxb2 17. Nxb2 Bxe3+ 18. Nxe3 dxe5 19. Qxd8+ Kxd8 20. gxh4) 14... hxg3 $17 15. Nxg3 {And now Bg5 would win.} Ng4 $1 16. Qf3 Rh7 (16... Qh4 $19 17. Nxd6+ cxd6 18. Qxf7+ Kd8) 17. Ne3 {[#]} (17. Ba4 $17) 17... Qh4 $1 $40 {[%mdl 128] White is in trouble.} 18. Nd5 $2 (18. Bd1 Nxe3 19. fxe3) 18... exd4 {aiming for ...d3!} 19. Nxc7+ Kd8 20. Nxa8 Nce5 21. Qf4 Qh2+ 22. Kf1 {[#]} d3 $1 23. Qg5+ f6 24. Qg8+ Ke7 25. Qxh7+ Qxh7 26. Nc7 Nh2+ {Black mates.} 27. Kg1 {[#]} Nef3+ $1 {[%mdl 512]} 28. gxf3 Nxf3+ {[%mdl 64] Double Attack. Accuracy: White = 37%, Black = 68%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.26"]
[White "Dimakiling, Oliver"]
[Black "Vo, Thi Kim Phung"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2423"]
[BlackElo "2349"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,-10,0,-27,-24,-27,-23,-31,-17,-71,-56,-57,-66,-90,-45,-82,-66,-84,-78,-77,-43,-114,-97,-108,-89,-127,0,0,0,2,8,0,-3,-7,-5,-68,-72,-80,-87,-180,-107,-182,-156,-150,-151,-169,-158,-191,-187,-181,-148,-145,-120,-154,-61,-156,-18,-496,0,-661,-662,-755,-715,-715,-612,-704,0,-1268,-1090,-29967,-29969,-29979,-29978,-5961,-666,-29976,-387,-898,-870,-29988,-29989,-29997,-429,-29998,-29999,-29999]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Be7 5. Be2 (5. b3 O-O 6. Bb2 dxc4 7. Bxc4 c5 8. h4 a6 9. Qb1 b5 10. Be2 Bb7 11. Ng5 Nbd7 12. Bf3 Bxf3 13. Nxf3 Rc8 14. Ne2 {0-1 (59) Nepomniachtchi,I (2763)-Yu,Y (2764) St Petersburg 2018}) 5... c5 6. d3 {A17: English Opening: 1...Nf6 with ...Bb4} Nc6 7. O-O d4 $146 ({Predecessor:} 7... O-O 8. Re1 a6 9. a3 b6 10. b3 Bd6 11. Bb2 Qc7 12. g3 h6 {½-½ (52) Simmons,E (806)-Hughes,C (714) LSS email 2010}) 8. exd4 {Black has an edge.} cxd4 9. Nb1 (9. Na4 $11 {keeps the balance.}) 9... e5 10. Re1 O-O $36 {[%mdl 2048] Black has good play.} 11. Bf1 h6 12. h3 Bd6 13. Na3 Nd7 14. Nc2 f5 15. Rb1 (15. c5 $15 Nxc5 16. b4) 15... a5 $1 $17 16. b3 Qf6 17. a3 e4 (17... b6 $17 18. Bb2 Bb7) 18. dxe4 $11 fxe4 19. Rxe4 {[%cal Rc2d4]} Nc5 20. Rxd4 (20. Re1 $5 {[%cal Rc2d4]}) 20... Nxd4 21. Ncxd4 {[#]} Bxh3 $1 {[%mdl 512]} 22. Be3 (22. b4 $11 axb4 23. axb4) (22. gxh3 Qg6+) 22... Bg4 $1 $15 23. Qc2 Bf4 24. b4 (24. Bxf4 $17 {keeps fighting.} Qxf4 25. Re1) 24... axb4 ({Black should play} 24... Bxe3 $19 25. fxe3 Ne6) 25. axb4 (25. Bxf4 $17 {was worth a try.} b3 26. Nxb3 Qxf4 27. Nxc5 Bxf3 28. Ne6) 25... Bxe3 $1 $19 26. fxe3 Ne6 $1 27. c5 Nxd4 ({Much less strong is} 27... Bxf3 28. Nxf3 Kh8 29. Qe4 $17) 28. Nxd4 Qe5 29. Qd2 Rad8 30. Rc1 Qg3 31. b5 Rfe8 (31... Kh8 $17 {aiming for ...Rd5.} 32. c6 bxc6 33. bxc6 Rd5) 32. Rc3 {[#]} (32. c6 $15) 32... Re5 ({Black should try} 32... Kh8 $1 $17 {White must now prevent ...Rf8.} 33. c6 bxc6 34. bxc6 Rf8) 33. c6 $2 {[%mdl 8192]} (33. Qa2+ $11 {and White stays safe.} Kf8 34. c6 bxc6 35. bxc6) 33... bxc6 $2 (33... Rh5 $19 34. Qa2+ Kh8) 34. bxc6 $2 {[%mdl 8192]} (34. e4 $11 Qh4 35. Qa2+ Kh7 36. Nxc6) 34... Rh5 35. Qa2+ Kh8 36. Qf7 Qh2+ 37. Kf2 {[#] intending c7.} Qd6 $2 ({Better is} 37... Rxd4 $1 $19 {[%mdl 512]} 38. exd4 Rf5+ 39. Qxf5 Bxf5) 38. Ke1 $2 {[%mdl 8192]} (38. c7 $11 Rc8 39. Bd3) 38... Rf8 39. Qc4 Rh1 40. Nf3 Qg3+ 41. Kd2 Qf2+ (41... Bxf3 $142 42. gxf3 Rd8+ 43. Kc2 Rh2+ 44. Kb3 Rb8+ 45. Qb5 Qe5 46. Qxb8+ Qxb8+ 47. Kc4 Rb2) 42. Be2 Qxg2 $2 (42... Bxf3 {mates} 43. gxf3 Rd8+ 44. Kc2 Qe1 45. Kb3 Qb1+ 46. Ka4 Ra8+ 47. Qa6 Qa2+ 48. Kb4 Rxa6 49. Bxa6 Qxa6 50. e4 Qb6+ 51. Kc4 Rd1 52. Rd3 Rc1+ 53. Kd5 Qd8+ 54. Ke5 Rc5+ 55. Ke6 Rxc6+ 56. Ke5 Qg5+ 57. Kd4 Qc5#) 43. Nd4 $2 (43. c7 h5 44. Rb3) 43... Qf2 {( -> ...Qe1+)} 44. c7 Qe1+ 45. Kc2 Qb1+ 46. Kd2 {[#]} Rd1+ $1 {[%mdl 512]} 47. Bxd1 Qxd1# {Accuracy: White = 22%, Black = 52%.} 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.27"]
[White "Saravana, Krishnan P."]
[Black "Le, Quang Long"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2352"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,118,9,9,9,18,9,12,11,11,11,11,12,28,12,19,5,17,20,28,24,29,20,25,31,29,-8,0,-4,0,-25,0,-18,-24,-32,-18,-30,-39,-38,-32,-131,-89,-100,-112,-111,-71,-78,-26,-40,-24,-72,-25,-72,-75,-70,-61,-73,-75,-58,-50,-62,-29,-57,-32,-118,-73,-88,-80,-71,-33,-22,-13,-12,-10,-37,-18,-131,-83,-172,-69,-72,-62,-255,-88,-86,-93,-84,-86,-100,-100,-204,-183,-317,-262,-892,-885,-875,-867,-857,-845,-823,-695,-1543,-1947,-5385,-4625,-29987,-5069,-29991,-29992,-29993,-1048]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Nc5 Nd7 6. Bd3 {B18: Classical Caro-Kann: 4...Bf5 sidelines} Bxd3 7. Nxd3 e6 8. Qe2 {The position is equal.} (8. Nf3 Ngf6 9. O-O Be7 10. c4 c5 11. b3 O-O 12. Bb2 cxd4 13. Bxd4 {½-½ (46) Sevian,S (2641)-Shimanov,A (2620) Saint Louis 2018}) 8... Bd6 9. Nf3 Ne7 10. O-O Ng6 $146 ({Predecessor:} 10... O-O 11. b3 Ng6 12. Bb2 Qa5 13. a4 {0-1 (46) Voicu Jagodzinsky,C (2346)-Saltaev,M (2495) Dortmund 2010}) 11. Ng5 O-O 12. g3 Be7 13. h4 h6 14. Ne4 Re8 15. Rd1 Nf6 16. Nxf6+ Bxf6 17. Nc5 e5 18. dxe5 Qe7 19. Be3 Nxe5 20. Kg2 b6 21. Ne4 c5 22. c4 Nc6 23. Nxf6+ Qxf6 24. Re1 (24. b3 $15) 24... Qf5 {White must now prevent ...Nd4.} 25. Rac1 Rad8 26. Qc2 Qg4 27. f3 Qc8 (27... Qd7 $1 $17 {...Nb4 is the strong threat.} 28. a3 Ne5) 28. Bf2 Nb4 29. Rxe8+ Rxe8 30. Qd2 Rd8 31. Qe2 Qd7 32. a3 Nd3 33. Rc2 Re8 34. Qd2 Qf5 35. Rc3 Rd8 36. Bg1 ({White should try} 36. b4 $15) 36... g5 $36 {[%mdl 2048] White is under strong pressure.} 37. hxg5 hxg5 {And now ...Nf4+! would win.} 38. Qe2 Kg7 39. b4 a5 40. bxa5 bxa5 41. Rb3 Rd6 42. Bh2 (42. a4 $11) 42... a4 43. Rc3 {[#]} (43. g4 $17 {was the only defense.} Nf4+ 44. Bxf4 Qxf4 45. Re3) 43... Qd7 (43... g4 $1 $19 {[%cal Rg4f3][%mdl 512]} 44. fxg4 Qd7) 44. g4 $15 Rd4 45. Be5+ $2 (45. Rc2 $15) 45... f6 $2 (45... Nxe5 $19 {has better winning chances.} 46. Qxe5+ f6) 46. Bg3 $17 Ne5 {aiming for ...Rd2.} 47. Rc2 ({Don't go for} 47. Bxe5 $2 Rd2 $19) 47... Ng6 48. Qe3 Kf7 49. Qe1 (49. Kf2 $17) 49... Qb7 $19 50. Kf2 (50. Rd2 $142) 50... Rd3 $1 {[%csl LRa3,LRf3]} 51. Qh1 $2 (51. Qe2 Rxa3 52. Qd1) 51... Kg7 52. Re2 Rxa3 53. Bd6 Qc6 54. Bg3 Rd3 55. Rb2 a3 56. Rb5 Qd7 {( -> ...Rd2+)} 57. Qb1 a2 (57... Rd2+ $142 58. Kf1 a2 59. Qe4 a1=Q+ 60. Be1 Qdd4 61. Rb7+ Kh6 62. Qxd4 cxd4 63. f4 Nxf4 64. Rf7 Re2 65. Rxf6+ Kg7 66. Rf7+ Kxf7 67. Kg1 Qxe1#) 58. Qa1 Rd2+ 59. Ke1 Rd1+ {Accuracy: White = 33%, Black = 55%.} (59... Qd3 $142 60. Rb7+ Kh6 61. Re7 {[%mdl 64] Decoy} Nxe7 62. Qxf6+ Ng6 63. Qxg5+ {[%mdl 64] Remove Defender} Kxg5 64. f4+ Kxg4 65. Bf2 a1=Q#) 0-1

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.28"]
[White "Nitin, S.."]
[Black "Nguyen, Thi Thanh An"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2408"]
[BlackElo "2245"]
[Annotator "RC"]
[PlyCount "75"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:18]} d6 {[%emt 0:05:50]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:20]} Nf6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:00:06]} a6 {[%emt 0:00:05]} 6. Be3 {[%emt 0:00:07]} g6 {[%emt 0:00:06]} 7. f3 {[%emt 0:01:05]} Bg7 {[%emt 0:00:12]} 8. Qd2 {[%emt 0:00:09]} h5 {[%emt 0:00:11]} 9. O-O-O {[%emt 0:00:26]} Nbd7 {[%emt 0:00:09]} 10. Kb1 {[%emt 0:01:37]} b5 {[%emt 0:00:46]} 11. g3 {[%emt 0:04:39]} Bb7 {[%emt 0:00:47]} 12. h3 {[%emt 0:02:36]} Qc7 {[%emt 0:01:14]} 13. Nb3 {[%emt 0:02:56]} Rc8 {[%emt 0:04:32]} 14. Bd3 {[%emt 0:04:08]} Ne5 {[%emt 0:11:01]} 15. Qf2 {[%emt 0:01:04]} Nc4 {[%emt 0:05:43]} 16. Bxc4 {[%emt 0:00:10]} bxc4 {[%emt 0:00:05]} 17. Bb6 {[%emt 0:04:15]} Qb8 {[%emt 0:00:11]} 18. Nc1 {[%emt 0:00:18]} Bc6 {[%emt 0:08:57]} 19. Bd4 {[%emt 0:09:15]} Qb7 {[%emt 0:05:09]} 20. g4 {[%emt 0:02:36]} e5 {[%emt 0:04:32]} 21. Be3 {[%emt 0:06:00]} Rb8 {[%emt 0:00:42]} 22. b3 {[%emt 0:00:09]} O-O {[%emt 0:12:43]} 23. Rxd6 {[%emt 0:02:36]} Rfc8 {[%emt 0:00:08]} 24. Rhd1 {[%emt 0:03:56]} hxg4 {[%emt 0:03:33]} 25. hxg4 {[%emt 0:00:06]} a5 {[%emt 0:00:16]} 26. Qh4 {[%emt 0:05:08]} Ne8 {[%emt 0:05:19]} 27. R6d2 {[%emt 0:00:55]} Qb4 {[%emt 0:05:16]} 28. Rh2 {[%emt 0:00:16]} cxb3 {[%emt 0:00:09]} 29. axb3 {[%emt 0:02:25]} Qxc3 {[%emt 0:00:35]} 30. Bh6 {[%emt 0:00:28]} f6 {[%emt 0:01:09]} 31. Bxg7 {[%emt 0:01:31]} Nxg7 {[%emt 0:00:14]} 32. Qxf6 {[%emt 0:05:18]} Rf8 {[%emt 0:09:16]} 33. Qxg6 {[%emt 0:00:36]} Be8 {[%emt 0:01:43]} 34. Qh7+ {[%emt 0:01:42]} Kf7 {[%emt 0:00:06]} 35. Rh5 {[%emt 0:01:25]} Rb6 {[%emt 0:05:04]} 36. Rg5 {[%emt 0:01:37]} Rg8 {[%emt 0:00:39]} 37. Rf5+ {[%emt 0:00:11]} Ke7 {[%emt 0:00:41]} 38. Qh4+ {[%emt 0:00:10]} 1-0

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.29"]
[White "Rahul Srivatshav P"]
[Black "Gomes, Mary Ann"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2400"]
[BlackElo "2312"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,148,29,35,15,22,22,17,14,17,17,43,48,41,42,33,36,35,43,46,18,13,16,28,16,30,18,20,11,15,0,0,0,0,0,14,0,0,0,0,0,6,0,23,23,45,0,0,0,0,0,0,0,0,0,0,0,0,0,12,10,11,11,11,11,8,11,13,0,15,8,8,8,14,14,136,141,238,225,352,335,454,444,431,400,429,406,365,379,500,457,774,758,879,856,844,845,844,844,668,647,607,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. b3 Nc6 7. O-O Be7 8. Bb2 O-O 9. d4 Nxd4 10. Nxd4 Bxg2 11. Kxg2 cxd4 12. Qxd4 Qc7 13. Qe3 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (13. Rad1 Rfd8 14. Qf4 Qxf4 15. gxf4 a6 16. a4 Nh5 17. Kf3 f5 18. Rd3 Nf6 19. Rfd1 Ra7 20. e4 {½-½ (20) Andriasian,Z (2624)-Melkumyan,H (2620) Yerevan 2012}) 13... a6 14. a4 Rfd8 15. Rfd1 Qc6+ 16. Qf3 {[#]} Ne8 $146 ({Predecessor:} 16... Rac8 17. Rd3 d6 18. Rad1 Nd7 19. Ne4 Nc5 20. Re3 Nxe4 {½-½ (20) Martinez Duany,L (2494)-Andres Gonzalez,A (2518) San Sebastian 2017}) 17. Rd2 Bg5 18. e3 Bf6 19. Rad1 Qxf3+ 20. Kxf3 d6 21. Ne4 Bxb2 22. Rxb2 Kf8 23. Nc3 Rac8 24. e4 Ke7 25. Ke3 Nf6 26. Rbd2 Ng4+ 27. Ke2 Ne5 28. f4 Nc6 29. Ke3 Na5 30. Rb1 h5 31. Kd3 g6 32. Kc2 f5 33. Re1 {exf5 is the strong threat.} Kf7 34. Kb2 Nb7 35. Red1 Ke7 36. Re1 Kf7 37. Rde2 Nc5 {White must now prevent ...Nd3+.} 38. Re3 Re8 39. Rd1 {aiming for exf5.} Red8 40. h3 Rd7 41. g4 Nxe4 42. Nxe4 fxe4 43. Rxe4 hxg4 44. hxg4 $11 {[%mdl 4096] Endgame KRR-KRR} Rh8 45. Rde1 Rh4 46. Rxe6 Rxg4 47. R6e4 Kf6 48. Rd4 Kf5 (48... Rd8 $11) 49. Re8 $1 $16 {[%cal Re8f8]} Rg2+ {[#]} (49... Rb7 $16 50. Rxd6 Rxf4) 50. Ka3 $1 $18 Rf7 (50... Rb7 $142 51. Rxd6 Rg1) 51. Rb8 ({Not} 51. Rxd6 Kxf4 52. Rxb6 a5 $18) 51... Rf2 52. Rxb6 Rxf4 53. Rdxd6 g5 54. Rd5+ Kg4 55. Rxa6 Rg7 56. c5 Kf3 (56... Rf8 $142 57. Rd1 Kg3) 57. c6 g4 58. Rd7 Rxd7 59. cxd7 {KR-KR} Rd4 60. Rf6+ Ke3 61. Rg6 Kf3 {[#]} 62. Rg7 $2 ({Only move:} 62. b4 $1 $18 Rxd7 63. b5) 62... g3 $11 {The position is equal.} 63. a5 g2 64. a6 {Threatening mate with a7.} Rxd7 $1 {[#]} 65. Rxg2 $1 {[%mdl 512]} Kxg2 {KR-KPP} 66. b4 Rd1 67. b5 Rb1 68. Ka4 {Hoping for Ka5.} Kf3 69. Ka5 {Strongly threatening b6.} Ke4 70. a7 Ra1+ 71. Kb6 Kd5 72. Kb7 Kc5 73. a8=Q Rxa8 74. Kxa8 Kxb5 {Accuracy: White = 66%, Black = 57%.} 1/2-1/2

[Event "9th HDBank Open 2019"]
[Site "Ho Chi Minh City"]
[Date "2019.03.13"]
[Round "9.30"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Pranesh, M."]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2434"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventCountry "VIE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,102,21,31,36,39,35,44,0,0,6,70,27,35,46,39,35,37,-42,-44,-50,28,35,36,15,31,33,35,14,59,63,79,74,83,45,93,42,102,100,110,105,117,112,196,166,247,226,228,219,218,218,218,218,227,221,224,221,277,252,414,390,634,620,665,655,1569,1506,1298,1110,2295,2226,2197,2062,29987,29988,29988,29989,29989,29990,29990,29988,29991,29986,29992,29991,29991,29992,29992,29993,29993,29994,29997,29998,29998,29999,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 {[%cal Bc2c3,Bc3d4][%mdl 32]} d6 {[%cal Bd7d6,Bd6d5][%mdl 32]} (5... d5 6. Nbd2 dxe4 7. dxe4 O-O 8. O-O Qe7 9. b4 Bd6 10. a3 a5 11. Rb1 axb4 12. axb4 Be6 13. Re1 Rfd8 14. Qc2 h6 15. Bf1 Ra2 16. Bb2 Qe8 {½-½ (56) Carlsen,M (2835)-Kramnik,V (2777) Wijk aan Zee 2019}) 6. d4 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} exd4 7. cxd4 Bb4+ 8. Kf1 {Black must now prevent Qa4.White is slightly better.} d5 $1 {[%cal Rd5e4]} ({Wrong is} 8... Nxe4 $2 9. a3 $18) 9. e5 Nd7 ({Black should try} 9... Ne4 $11) 10. Qa4 Be7 11. Bxc6 bxc6 12. Qxc6 O-O 13. Qxd5 $146 ({Better is} 13. Kg1 $14 Rb8 14. h4 (14. Qxd5 Bb7 $15)) ({Predecessor:} 13. Be3) 13... c5 $15 14. Nc3 {[%cal Bb1c3,Bc3d5,Bd5b4,Bb4c2,Bc2e3][%mdl 32]} Qc7 (14... Rb8 $15) 15. Qe4 {And now d5 would win.} cxd4 16. Nd5 $1 {[%cal Rd5c7]} Qc4+ 17. Kg1 Bd8 18. b3 $36 {[%mdl 2048] White has some pressure.} Qa6 19. Qxd4 Nb6 20. Nb4 Qb7 21. h3 Be7 22. Kh2 (22. Nc2 $16) 22... a5 (22... Bf5 $14) 23. Nc2 $16 Bf5 24. Ne3 Be4 25. Nd2 Bc6 (25... Bg6 $16) 26. Nf5 $18 f6 (26... Rfd8 {is a better defense.} 27. Qg4 (27. Nxe7+ Qxe7 28. Qe3 Qb7 $16) 27... g6) 27. Nxe7+ Qxe7 28. Nc4 Nxc4 29. Qxc4+ {[%mdl 64] [#] Double Attack} Kh8 30. Bb2 Rac8 {With the idea ...Bxg2.} 31. exf6 gxf6 {Hoping for ...Qd6+.} 32. Qf4 Qg7 {[%csl Gc6][%cal Rg7g2]} 33. f3 Bd7 $2 (33... Qc7 {was called for.} 34. Qxc7 Rxc7) 34. Rac1 {[%cal Ba1c1,Bc1c4,Bc4g4][%mdl 32]} Rb8 $2 (34... Kg8 35. Rhd1 Rxc1 36. Rxc1 h6) 35. Rhd1 Rb4 36. Rc4 Rb7 37. Rd6 Kg8 38. Rxf6 Rxf6 39. Bxf6 Qg6 40. Qd6 Be8 41. Rg4 {White mates.} Rd7 42. Qe6+ Kf8 43. Rxg6 hxg6 44. Be5 a4 45. Bd6+ Kg7 46. Qxe8 Rxd6 {[%mdl 4096] Endgame KQ-KR} 47. Qe7+ {[%mdl 64] [#] Double Attack} Kh6 48. Qxd6 axb3 49. axb3 Kh5 50. Qf8 g5 51. Qf6 Kh4 52. Qh6# {Accuracy: White = 60%, Black = 37%.} 1-0

