[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Melkumyan, Hrant"]
[Black "Krysa, Leandro"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2669"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,135,20,18,16,12,28,8,15,7,14,8,31,21,20,14,7,0,13,13,43,33,21,17,20,23,19,18,23,27,24,20,36,35,38,37,45,14,17,17,22,7,7,8,8,13,16,13,28,27,28,19,27,33,22,9,11,10,11,5,49,60,90,83,95,39,43,0,50,49,50,50,47,41,41,42,61,0,0,0,67,50,82,83,83,84,91,91,100,100,524,487,552,506,770,770,770,770,770,770,770,770,770,770,770,770,770,770,29976,29977,29977,29978,29978,29979,29979,29980,29980,29980,29980,29981,29983,29984,29989,29990,29990,29991]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 6. Nc2 {A20: English Opening: 1...e5} Nf6 7. Nc3 {LiveBook: 25 Games} Qe6 (7... Qh5 8. Ne3 Bc5 9. Qc2 Qe5 10. Bg2 Bxe3 11. fxe3 Bf5 12. b4 O-O 13. Bb2 {1-0 (41) Aronian,L (2801)-Papaioannou,I (2652) Heraklio 2017}) 8. Bg2 {The position is equal.} Bc5 9. O-O O-O 10. d4 exd3 11. exd3 $146 ({Predecessor:} 11. Qxd3 Nbd7 12. Ne3 Ne5 13. Qc2 Rd8 14. Ne4 Bb6 {1-0 (37) Notten,A-Grzeskowiak,F Finland 1987}) 11... Qg4 12. d4 Bb6 13. Bf4 Rd8 14. Re1 Be6 (14... Qg6 {looks sharper.} 15. Na4 Na6 16. Nxb6 axb6 17. Re7 Kf8) 15. Qxg4 Nxg4 (15... Bxg4 {keeps more tension.} 16. Rac1 Na6 17. Re7 Rd7 18. Rxd7 Bxd7 19. d5 cxd5 20. Nxd5 Nxd5 21. Bxd5 Nc5) 16. Bg5 Nf6 17. Rad1 Nbd7 18. d5 cxd5 19. Nxd5 Bxd5 20. Bxd5 Rdc8 21. Ne3 Bxe3 22. Bxe3 (22. fxe3 Nxd5 23. Rxd5 Nb6 $15) 22... Nxd5 23. Rxd5 Nf6 24. Rd4 Rc2 25. Red1 {[#] Strongly threatening Rd8+.} h6 26. Rb4 b6 27. a4 Re8 28. b3 Rb2 29. Rd3 Re7 30. Rbd4 Ne4 31. Rc4 Kh7 32. Kg2 Rb1 33. b4 Ra1 34. b5 Ra2 35. g4 f6 36. h4 Nc5 37. Bxc5 bxc5 $16 {[%mdl 4096] Endgame KRR-KRR} 38. h5 (38. Kg3 $16) 38... Ree2 $14 39. Rf4 c4 40. Rd7 c3 $1 ({Reject} 40... Rxa4 41. Rxf6 Re8 42. Rff7 $16) 41. Rxa7 c2 42. Rc7 $1 Re1 43. Rfc4 Re2 $1 44. b6 (44. Kf3 $14) 44... Rxf2+ $11 45. Kg3 {b7 is the strong threat.} (45. Kxf2 $2 {is the wrong capture.} c1=Q+ 46. Rc2 Rxc2+ $19) 45... Rd2 (45... c1=N $11 46. Rxc1 Rg2+ 47. Kf3 Rgb2) 46. b7 $1 $14 Rd3+ 47. Kf4 Rb3 {[#]} 48. Kf5 $1 {[%cal Rf5e6] aiming for Ke6.} ({Much worse is} 48. Rxc2 Rxa4+ 49. Kf5 Rab4 $15) 48... c1=Q 49. Rxc1 {Black must now prevent Ke6.} Rxa4 50. Rd7 {And now Rcc7 would win.} Rb5+ $2 {[%mdl 8192]} (50... Ra6 $16 {is tougher.} 51. Rc5 Rab6) 51. Ke6 $18 Rxg4 52. Ke7 f5 (52... Rgb4 $142 53. Rcc7 Rxh5) 53. Kd8 f4 54. Kc8 Rgg5 55. Rcc7 f3 56. b8=Q Rxb8+ 57. Kxb8 f2 58. Rf7 f1=Q 59. Rxf1 Rxh5 60. Rg1 {White mates.} Rg5 61. Rxg5 hxg5 {KR-KPP} 62. Kb7 Kg6 63. Kc6 Kf5 64. Kd5 g4 65. Kd4 Kf4 66. Rf7+ Kg3 67. Ke3 g6 68. Rg7 {Precision: White = 75%, Black = 39%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Flores, Diego"]
[Black "Gustafsson, Jan"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2601"]
[BlackElo "2643"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,52,-27,-36,-33,0,0,0,0,0,0,0,0,0,-19,-27,-20,-8,-14,-17,-12,0,-25,-20,-15,-25,-36,-43,-90,-83,-78,-29,-34,0,-1,-4,-10,0,0,0,0,0]} 1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 dxc4 5. e4 {[%cal Be2e4,Be4e5][%mdl 32]} b5 6. Be2 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} e6 7. O-O Bb7 {LiveBook: 10 Games} 8. b3 {Black is slightly better.} b4 $146 (8... Bb4 $5 {[%cal Rb4c3]} 9. Qc2 cxb3 10. axb3 Bxc3 11. Qxc3 Nxe4 $11) ({Predecessor:} 8... Bb4 9. e5 Bxc3 10. exf6 gxf6 11. Rb1 c5 12. bxc4 cxd4 13. Rxb5 Bc6 {1-0 (22) Dubov,D (2701)-Postny,E (2579) Batumi 2018}) 9. e5 $1 Nd5 10. Nxd5 cxd5 11. bxc4 dxc4 12. Bxc4 Be7 13. a3 a5 14. axb4 axb4 15. Bb5+ Nd7 16. Rxa8 Qxa8 17. Bd2 Bc6 18. Bxc6 Qxc6 19. Qc1 Qb7 20. d5 exd5 21. Nd4 O-O 22. Qc6 Qxc6 23. Nxc6 {The position is equal.} Bc5 {aiming for ...b3.} 24. Bxb4 Bxb4 25. Nxb4 Nxe5 26. Nxd5 Rd8 {Precision: White = 56%, Black = 59%.} 1/2-1/2

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Smirnov, Anton"]
[Black "Sukandar, Irine Kharisma"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2546"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,53,64,52,86,83,84,79,77,93,90,43,74,74,69,51,165,156,190,181,172,194,299,310,285,296,277,268,736,622,1228,1231,29989,29990,29996,29997,29997,29998]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 d6 5. d4 a6 6. Be2 {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6} exd4 7. Nxd4 Nxd4 8. Qxd4 Nc6 9. Qd3 g6 10. h4 {LiveBook: 4 Games} Bg7 11. Bg5 f6 12. Be3 Be6 $146 13. Nd5 Qd7 14. O-O-O Ne5 15. Qc3 $36 {[%mdl 2048] White has strong initiative.} Bxd5 16. Rxd5 Qc6 ({Better is} 16... O-O-O $14) 17. Qb3 $1 $18 h5 18. f4 Ng4 19. Bd4 O-O-O {[#]} (19... Qd7 {keeps fighting.} 20. Qxb7 O-O) 20. Rh3 $1 {[%cal Rh3c3]} Bh6 {[#]} 21. Rc3 $1 {[%cal Rc3c6]} Bxf4+ 22. Kb1 Qd7 $2 (22... Qe8) 23. Qb6 Be5 {[#] intending ...Bxd4.} 24. Bxa6 $1 {[%csl Ga6][%cal Rb6b7][%mdl 512]} c5 {[#]} (24... bxa6 25. Qxa6+) 25. Bxc5 $1 {[%mdl 512] White mates.} Bxc3 (25... dxc5 26. Qa7) 26. Bxd6 Bd4 {[#]} 27. Rc5+ $1 {[%mdl 512] Precision: White = 84%, Black = 27%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Swapnil, S. Dhopade"]
[Black "Gomes, Mary Ann"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2526"]
[BlackElo "2295"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,63,30,29,43,29,29,10,26,20,27,13,17,17,14,-29,-26,-23,-13,-13,-13,-12,-12,-12,-12,-12,0,-2,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 a6 (4... Nf6 5. Nc3 g6 6. O-O Bg7 7. d4 O-O 8. dxc5 dxc5 9. e5 Ng4 10. Bf4 Nc6 11. Re1 a6 12. Ba4 Nh6 {½-½ (69) Bacrot,E (2725)-Potkin,V (2574) Riadh 2017}) 5. Bxd7+ Qxd7 6. Nc3 {B52: Sicilian: Moscow Variation with 3...Bd7} Nf6 7. d4 cxd4 8. Nxd4 {LiveBook: 3 Games. White has an edge.} Nc6 9. O-O e6 10. b3 Be7 11. Ba3 Rd8 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Qc7 12. Rc1 Rd8 13. Nxc6 bxc6 14. Qe2 e5 15. Rfe1 {1-0 (60) Erhart,U (2145)-Mueller,K (2033) Bad Segeberg 2002}) 12. Nxc6 Qxc6 13. Qe2 b5 14. Rfe1 bxc4 15. bxc4 O-O 16. e5 {The position is equal.} Nd7 17. exd6 Bxd6 18. Bxd6 Qxd6 19. Ne4 Qc6 20. Red1 Nc5 21. Nxc5 Qxc5 22. g3 g6 23. h4 h5 24. Rac1 Rxd1+ 25. Qxd1 $11 {[%mdl 4096] Endgame KQR-KQR} Rb8 26. Qd2 e5 27. Qc3 Rd8 28. a3 a5 29. Kg2 Rd4 30. Kg1 Rd8 31. Re1 Rd4 32. Rc1 {Precision: White = 78%, Black = 68%.} 1/2-1/2

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Lorparizangeneh, Shahin"]
[Black "Sauravh, Khherdekar"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2508"]
[BlackElo "2222"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,102,33,24,28,33,35,18,15,32,35,0,-12,-54,-36,-184,-178,-194,19,14,12,18,10,8,12,25,16,0,0,0,0,-27,0,0,0,0,24,17,27,0,74,87,189,191,185,74,72,64,64,64,64,64,64,64,63,44,45,44,41,0,0,0,0,0,0,-87,-58,-456,-422,-663,-410,-1443,-741,-12840,-12839,-12839,-12837,-12837,-6632,-6528,-1739,-1565,-345,-291,0,0,0,-74,0,-112,0,0,0,-99,0]} 1. Nf3 f5 2. d3 Nc6 (2... d6 3. e4 e5 4. Nc3 Be7 5. d4 fxe4 6. Nxe4 d5 7. Neg5 exd4 8. Bd3 Qd6 9. Nxd4 c5 10. Nb5 Qe5+ 11. Be3 Na6 12. O-O {1-0 (36) Svidler,P (2751)-Bu,X (2710) Tbilisi 2017}) 3. d4 d5 4. g3 Nf6 5. Bg2 e6 6. O-O {LiveBook: 9 Games. A04: Unusual lines after 1 Nf3 and King's Indian Attack} Bd6 7. c4 $146 ({Predecessor:} 7. Bf4 Bxf4 8. gxf4 O-O 9. e3 Bd7 10. c4 {1-0 (63) Sagar,S (2391)-Tomov,G (2273) Charleroi 2017}) 7... O-O 8. Nc3 {White is slightly better.} dxc4 9. Qa4 Nb4 10. Ne5 c6 11. a3 b5 12. Nxc6 (12. Qd1 $15 Nbd5 13. Nxc6) 12... Nxc6 $19 ({Stronger than} 12... bxa4 13. Nxd8 Nbd5 14. Nc6 $11) 13. Qxb5 Nxd4 $2 (13... Na5 $1 $19 {And now ...Rb8 would win.} 14. Bxa8 a6) 14. Qxc4 $11 Nc2 15. Ra2 Rb8 16. Qa4 {[#]} Nxa3 $1 {[%mdl 512]} 17. bxa3 (17. Rxa3 Bxa3) 17... Qe7 18. Be3 Bc5 19. Qf4 Ba6 20. Rc1 Bxe3 21. Qxe3 Ng4 22. Qf4 Rbc8 23. h3 $36 {[%mdl 2048] White has some pressure.} Rc4 24. e4 Nf6 (24... g5 $11 25. Qd2 Rd8) 25. Bf1 $16 fxe4 (25... e5 $16 26. Qxf5 Rc6) 26. Bxc4 $18 Bxc4 27. Raa1 (27. Rb2 $1 $18) 27... Bd3 $16 28. Qe5 Nd7 $1 {[%cal Rd7e5]} 29. Qd4 Nc5 {Threatening ...Nb3.} 30. Nd5 $1 {[%cal Rd5e7]} exd5 31. Rxc5 Bc4 $1 32. Rb1 h6 33. a4 Kh7 34. Rc6 Rf3 {aiming for ...e3.} 35. Re1 Rd3 36. Qc5 Qg5 37. Kg2 (37. Qd6 $11) 37... Qf5 $17 {[%mdl 1024] Black has strong compensation.} 38. Rc7 $2 {[%mdl 8192]} ({Don't blunder} 38. Qxa7 $2 Qf3+ 39. Kg1 e3 $1 $19 {[%mdl 512]}) (38. Qd6 $1 $15) 38... Qf3+ $1 $19 39. Kh2 (39. Kg1 $142 e3 40. Rxg7+ Kxg7 41. Qxa7+ Kg6 42. Qb6+ Qf6 43. Qxf6+ Kxf6 44. Rxe3) 39... e3 40. Rf1 (40. Rxg7+ $142 Kxg7 41. Qxa7+ Qf7 42. Qxf7+ Kxf7 43. Rxe3) 40... Rd2 $1 {[%csl LRf1,LRf2]} 41. Qe7 Rxf2+ 42. Rxf2 Qxf2+ {[%mdl 4096] Endgame KQR-KQB} 43. Kh1 Qe1+ 44. Kh2 Qd2+ 45. Kh1 Qc1+ $2 (45... Qd4 {...Bd3 is the strong threat.} 46. Rb7 Bd3) 46. Kg2 {[%csl Gc7][%cal Re7g7]} Qc3 $2 (46... Qf1+ $2 47. Kh2 $19) (46... Qb2+ $19 47. Kf3 e2 48. Rxc4 Qb3+ 49. Kf2 Qxc4) 47. Qf7 $11 {Qf5+ would kill now.} Qb2+ 48. Kg1 (48. Kh1 $11 {keeps the balance.} Qb1+ 49. Kg2 Qa2+ 50. Kg1 Qa1+ 51. Kg2) 48... Bd3 (48... Qe5 $17 {( -> ...e2)} 49. Qf4 Qa1+ 50. Kh2 Qa2+ 51. Kg1 Qb1+ 52. Kh2 Qc2+ 53. Kg1 Qb1+ 54. Kh2 Qc2+ 55. Kg1 Qd1+ 56. Kh2 Qd2+ 57. Kg1 Qe1+ 58. Kg2 Qd2+ 59. Kh1 Qd1+ 60. Kh2 Qe2+ 61. Kh1 Bd3 62. Rxg7+ Kxg7 63. Qc7+ Kg8 64. Qd8+ Kg7 65. Qd7+ Kf6 66. Qd6+ Kg7 67. Qd7+ Kf6 68. Qd6+ Kf5 69. Qxd5+ Kf6 70. Qd6+ Kg5 71. Qe5+ Bf5 72. Qg7+ Kh5 73. Qf7+ Kg5 74. Qg7+ Bg6 75. Qe5+ Bf5 76. Qg7+) 49. Rc8 (49. Qxd5 $11 {remains equal.} Qf2+ 50. Kh1 Qe1+ 51. Kh2 Qe2+ 52. Kh1) 49... Qa1+ ({Better is} 49... Be4 $1 $17 {[%csl Ge4][%cal Rb2g2]} 50. Qg8+ Kg6 51. Qe6+ Qf6 52. Qxf6+ Kxf6) 50. Kh2 Qb2+ ({Black should play} 50... Be4 $11 51. Qg8+ Kg6 52. Rc6+ Kh5 53. Qe8+ g6 54. g4+ Kg5 55. Qe7+ Kf4 56. Rf6+ Bf5 $1 {[%mdl 512]} 57. gxf5 Qb2+ 58. Kh1 Qb1+ 59. Kh2 Qc2+ 60. Kh1 Qd1+ 61. Kh2 Qe2+ 62. Kh1 Qe1+ 63. Kh2 Qg3+ 64. Kh1 Qxh3+ 65. Kg1 Qg3+ 66. Kh1 Qh4+ 67. Kg2 Qg3+ 68. Kh1 Qh4+ 69. Kg2 Qg3+ 70. Kh1) 51. Kg1 $17 {[#] Threatens to win with Qg8+.} Qa1+ {Precision: White = 48%, Black = 58%.} (51... Be4 $1 $17 {[%csl Ge4][%cal Rb2g2]} 52. Qg8+ Kg6 53. Qe6+ Qf6 54. Qxf6+ Kxf6) 1/2-1/2

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Ly, Moulthun"]
[Black "Gukesh D"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2498"]
[BlackElo "2401"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,45,5,0,-32,-27,-52,-60,-60,-60,-55,-52,-47,-47,-66,-68,-66,-45,-106,-100,-100,-99,-115,-105,-109,-98,-97,-74,-74,-74,-86,-98,-98,-72,-78,-100,-116]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. g3 Bf5 (5... Bg7 6. Bg2 O-O 7. Nbd2 Bf5 8. Qb3 Qb6 9. O-O Rd8 10. Qa3 Na6 11. c5 Qb5 12. e3 Nb4 13. Qc3 a5 14. a4 {0-1 (24) Mamedyarov,S (2800)-Carlsen,M (2832) Paris 2017}) 6. Qb3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Qb6 {LiveBook: 5 Games} 7. Nc3 Na6 {[%cal Bb8a6,Ba6b4,Bb4c2][%mdl 32]} 8. c5 $146 {Black has an edge.} ({Predecessor:} 8. Bg2 dxc4 9. Qxc4 Nb4 10. O-O Be6 11. Qc5 Qxc5 12. dxc5 Bg7 13. Nd4 {½-½ (68) Luong,P (2133)-Hoang,T (2248) Vietnam 2016}) 8... Qxb3 9. axb3 Nb4 10. Ra4 $1 {[%cal Ra4b4]} Nc2+ 11. Kd2 $1 Ng4 {[%cal Bf6g4,Bg4f2,Bf2h1][%mdl 32]} 12. Nh4 Nxf2 {[#]} 13. Nxf5 $1 {[%mdl 512] aiming for Rg1.} Nxh1 ({But not} 13... gxf5 $6 14. Rg1 $11) 14. Kxc2 ({White should try} 14. Nh4 $15) 14... gxf5 $17 {Black is better.} 15. Nd1 h5 16. Bg2 h4 17. gxh4 Rxh4 18. Bxh1 Rxh2 19. Bf3 Bh6 20. Ne3 e6 21. Bd2 Rh3 22. Ra3 a6 23. b4 {Precision: White = 53%, Black = 89%.} 1/2-1/2

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Santiago, Yago De Moura"]
[Black "Andyka, Pitra"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2476"]
[BlackElo "2213"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,-8,-2,38,35,37,37,37,45,42,45,85,70,108,104,147,141,243,115,104,118,117,117,97,107,100,65,144,0,0,0,1,0,0,0,0,0,0,-44,-26,-66,0,-150,-146,-648,-640,-1741,-1634]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 {[%cal Bf3d4,Bd4c2,Bc2e3][%mdl 32]} d5 5. cxd5 Qxd5 6. Nc2 Nf6 7. Bg2 Qh5 8. h3 {LiveBook: 79 Games} Nbd7 {A20: English Opening: 1...e5} 9. Nc3 Qg6 10. Ne3 Nc5 {White is slightly better.} (10... Bc5 11. Qc2 Bxe3 12. dxe3 Nc5 13. b4 Na6 14. Rb1 Bf5 15. b5 cxb5 16. Nxb5 {1-0 (48) Svidler,P (2759)-Wang,H (2734) Almaty 2016}) 11. Qc2 $146 ({Find the theoretical novelty and annotate with similar games:} 11. b4 Ne6 12. b5 Bd6 13. Qa4 O-O 14. bxc6 Nc5 15. Qd4 Rd8 16. Nb5 Be7 17. Qe5 Be6 18. Qc7 Kf8 19. cxb7 Rab8 20. Nd4 Bd5 21. Ndf5 Rxb7 22. Qa5 {1-0 (22) Belous,V (2572)-Gordievsky,D (2435) Moscow 2014}) 11... a5 12. b3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 13. Ba3 b4 14. Na4 $1 {[%cal Ra4c5]} Nfd7 {[#]} 15. Bb2 $1 {Strongly threatening Nxc5.} f5 {[#]} (15... Bb7 $16 16. O-O h6) 16. Nxc5 (16. h4 $1 $18 {and the rest is easy.}) 16... Bxc5 $16 17. g4 Bxe3 18. dxe3 {Hoping for gxf5.} O-O 19. O-O-O {Threatens to win with gxf5.} Nf6 20. Rd6 a4 (20... Ba6 $14) 21. f3 ({Don't do} 21. Rxc6 $6 Bd7 $11) (21. Qxc6 Ba6 $16) (21. bxa4 $16 {aiming for Rhd1.} Re8 22. Bxf6 (22. Qxc6 Be6 $16) (22. Rxc6 Bd7 $16) 22... gxf6 23. Kb1 (23. Rxc6 Bd7 $16) (23. Qxc6 Be6 $16)) 21... Qf7 $11 22. fxe4 Nxe4 23. Bxe4 fxe4 24. Rhd1 Be6 {[%cal Ra4b3,Bc8e6,Be6d5,Bd5b3][%mdl 32]} 25. Qxe4 Bd5 26. Qd4 {Black must now prevent e4.} Rae8 27. Rd3 {[%cal Rd6d5]} Re4 (27... h6 $15) 28. Qc5 (28. Rd7 $1 $11 Rxd4 29. Rxf7 Rxf7 30. Rxd4) 28... axb3 $17 29. axb3 $2 {[%mdl 8192]} (29. R6xd5 $17 cxd5 30. axb3) 29... Bxb3 $19 30. R6d4 Qf1+ {Precision: White = 45%, Black = 61%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Nguyen, Anh Khoi"]
[Black "Tran, Tuan Minh"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "2444"]
[BlackElo "2514"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,80,17,49,4,20,14,20,8,1,19,26,-9,0,-7,0,-126,-126,-126,-126,-126,-119,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-121,-179,-178,-185,-181,-268,-201,-210,-202,-263,-263,-263,-263,-263,-263,-533,-492,-29964,-29967,-29967,-29970,-6616,-9429,-2031,-1964,-5410,-5214]} 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 h6 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} (10... Bf5 11. Bg5 h6 12. Bxf6 Bxf6 13. Nd2 Bc8 14. Nc4 Bxc3 15. bxc3 b5 16. Nd2 Nd7 17. Re1 a5 18. Qc2 {½-½ (29) Tomashevsky,E (2702)-Svidler,P (2763) Palma de Mallorca 2017}) 11. Qc1 g5 {LiveBook: 7 Games} 12. Be3 Bf5 {The position is equal.} 13. h4 g4 14. Nd2 {Hoping for Bf4.} Rxe3 $1 15. fxe3 Bg6 16. Rf4 $146 ({Find the theoretical novelty and annotate with similar games:} 16. Nc4 Qe7 17. e4 Nh5 18. Qe1 {0-1 (42) Berry,N (2283)-Ris,R (2419) England 2018}) 16... Nbd7 17. Nc4 Nb6 18. Na5 (18. Ne4 $11 {remains equal.}) 18... Qd7 $17 {[%mdl 1024] Black has strong compensation.} 19. Qd2 Re8 20. Kh2 Nh5 21. Re1 Kh7 22. Nd1 Re7 23. b3 f5 24. Bh1 Be5 25. Bg2 Qe8 26. Qd3 Qd8 (26... Nxf4 27. exf4 Bd4 {[#]} 28. h5 $1 $15 {[%mdl 512]}) 27. Qd2 Qh8 28. Nc4 (28. Ref1 $17) 28... Nxc4 $19 (28... Nxf4 29. exf4 Nxc4 30. bxc4 $15) 29. bxc4 Qe8 ({Don't take} 29... Nxf4 30. exf4 Bd4 31. e3 $15) 30. Nf2 (30. Qc2 $142) 30... Bxf4 ({Less strong is} 30... Nxf4 31. exf4 Bd4 32. e4 $17) 31. exf4 Re3 32. Ne4 Rxe4 33. Bxe4 Qxe4 ({Weaker is} 33... fxe4 34. Qa5 $17) 34. Qd3 Qe7 {...Nxf4! is the strong threat.} 35. a4 $2 {[#]} (35. Rb1) 35... Nxf4 $1 {[%mdl 512]} 36. gxf4 (36. Qc3 $19 Nh5 37. e3) 36... Qxh4+ 37. Kg2 Qxe1 38. Qe3 Bf7 {Black is clearly winning.} 39. Qe7 Kg7 40. a5 g3 {Precision: White = 57%, Black = 85%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Tran, Minh Thang"]
[Black "Deepan Chakkravarthy J"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2406"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,60,40,68,3,9,14,18,0,68,23,20,-7,0,-72,-86,-205,-212,-192,-201,-200,-194,-167,-183,-290,-295,-275,-267,-252,-247,-329,-349,-304,-150,-341,-259,-733,-570,-29989,-485,-29992,-29993,-29993,-29994,-29994,-29988]} 1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. Nxd5 Be6 {LiveBook: 77 Games} 10. h4 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6)} (10. Ne2 $14) (10. Ne2 Bxd5 11. cxd5 b5 12. Nc3 a6 13. Rc1 Nbd7 14. b3 Qb6 15. Be2 Rfc8 16. O-O Ne8 17. Kh1 Qa5 18. Rc2 Nb6 19. Be3 {0-1 (36) Riazantsev,A (2678)-Morozevich,A (2731) Moscow 2014}) 10... Bxd5 $11 11. cxd5 Nbd7 12. h5 {The position is equal.} b5 $146 ({Black should try} 12... Qb6 $11) ({Predecessor:} 12... Re8 13. hxg6 fxg6 14. Nh3 a6 15. a4 b5 16. Bf4 Nb6 17. axb5 axb5 18. Rxa8 Qxa8 19. Bxd6 {1-0 (29) Kilpela,P (2210)-Hautala,R Helsinki 1998}) 13. hxg6 fxg6 14. Bxb5 Rb8 15. Bxd7 (15. a4 $1 $11) 15... Qxd7 $17 16. Rb1 {[#]} (16. Bxf6 $17 {is the only way for White.} Bxf6 17. Rb1) 16... Nxe4 $1 $19 {[%mdl 512]} 17. fxe4 {Threatens to win with Nf3.} Qg4 18. Nf3 Rxf3 $1 (18... Qxe4+ 19. Kf2 $14) 19. gxf3 Qxf3 20. Rf1 (20. Rh4 $142 Rf8 21. Qe2 (21. Qc1 $2 {is a self mate.} Qg3+ 22. Ke2 Rf2+ 23. Ke1 Qg1#) 21... Qg3+ 22. Kd1 Qxg5 23. Rh1) 20... Qxe4+ 21. Kf2 Qg4 $1 22. Qe2 Qxg5 23. Qe6+ Kh8 24. Ke2 Qh5+ ({Not} 24... Bxb2 25. Rf7 $17) (24... Qh4 $19 25. b3 Be5) 25. Kd3 $2 (25. Rf3 $17) 25... Qh2 {( -> ...c4+!)} 26. Qg4 $2 (26. Qe2 c4+ 27. Kd2) 26... h5 {Strongly threatening ...Rb4.} 27. Qxg6 {[#]} Rb4 (27... c4+ $142 $1 {[%mdl 512]} 28. Ke3 {[#]} (28. Kxc4 Qe2+) 28... Bd4+ $1 {[%mdl 512]} 29. Ke4 Qc2+ 30. Kxd4 Qd2+ 31. Ke4 Qd3+ 32. Kf4 Qxg6 33. Rbd1 Re8 34. Rg1 Qe4+ 35. Kg3 Qg4+ 36. Kf2 Re2+ 37. Kf1 Qf3#) 28. Qe6 (28. Rf2 $19 Qxf2 29. Qxh5+ Kg8 30. Qe8+ Qf8 31. Qe6+ Kh7 32. Rh1+ Bh6 33. Qd7+ Qg7 34. Qxg7+ Kxg7 35. Kc2) 28... Rd4+ {Black mates.} 29. Ke3 Qd2+ 30. Kf3 Qf4+ {Precision: White = 22%, Black = 58%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Nie, Xinyang"]
[Black "Goh, Wei Ming Kevin"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2334"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,38,26,22,28,22,30,18,18,0,0,0,0,0,0,0,0,-4,0,-11,-7]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bd3 O-O 6. O-O Nc6 7. c3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Nc4 Nh5 11. g3 {LiveBook: 22 Games. B07: Pirc Defence: Miscellaneous Systems} (11. Re1 Nf4 12. Bf1 Qf6 13. Be3 Rd8 14. Qc2 h5 15. Rad1 Rxd1 16. Rxd1 Bg4 17. f3 Be6 18. Qd2 h4 19. Nxe5 Nxg2 20. Bd4 h3 21. Bxg2 hxg2 22. Qxg2 Rd8 23. Nc6 bxc6 {0-1 (23) Kalegin,E (2482)-Zubov,A (2617) Voronezh 2012}) 11... b6 12. Be2 $146 ({Predecessor:} 12. a4 Bb7 13. a5 Qe8 14. Ne3 Rd8 15. Qc2 Qd7 16. Rd1 Qc6 17. b4 Nf6 18. b5 Qe6 {½-½ (43) Zagrebelny,S (2515)-Day,L (2370) Moscow 1994}) 12... Nf6 13. Qxd8 {White has an edge.} Rxd8 {The position is equal.} 14. Bg5 h6 15. Bxf6 $1 Bxf6 16. Rfd1 Bb7 17. f3 Bc6 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 1/2-1/2

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Duong, The Anh"]
[Black "Gareyev, Timur"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2316"]
[BlackElo "2592"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,82,0,0,29,14,18,0,0,-4,-16,-17,29,-29,-25,-20,-25,-27,-44,-54,-37,-64,-23,-93,-72,-75,-85,-104,-91,-154,-149,-209,-181,-198,-165,-180,-160,-140,-142,-129,-118,-177,-179,-219,-225,-271,-275,-250,-257,-274,-275,-402,-460,-456,-447,-583,-577,-582,-570,-552,-520,-624,-619,-585,-576]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. Nd2 cxd4 7. Nb3 Qd8 8. cxd4 e6 {A45: Trompowsky Attack} 9. e4 d5 (9... Nc6 10. Ne2 d5 11. Nc3 dxe4 12. fxe4 Bb4 13. Bd3 e5 14. dxe5 Nh5 15. Be3 Bg4 16. Be2 {½-½ (47) Jobava,B (2705)-Ragger,M (2659) Germany 2018}) 10. e5 Nfd7 11. Bd3 {LiveBook: 5 Games} Qb6 12. Ne2 Nc6 13. Rc1 $146 ({Predecessor:} 13. Bd2 a5 14. a4 Bb4 15. Bb5 O-O 16. Bxb4 Nxb4 {½-½ (46) Tokman,A (2202)-Slipak,S (2446) Villa Martelli 2010}) 13... a5 {Threatening ...a4.} 14. a4 Bb4+ 15. Kf1 O-O 16. Bg3 (16. g3 $142) 16... f6 $11 17. exf6 Nxf6 {Hoping for ...Ng4.} 18. Bf2 Bd7 19. Bb5 Ne7 $36 {[%mdl 2048] Black fights for an advantage.} 20. Qd3 Rac8 21. Nc5 (21. g3 $11) 21... Bxc5 22. dxc5 Qc7 23. Nc3 e5 24. Bxd7 ({White should play} 24. Kg1) 24... Qxd7 $17 25. Qb5 (25. Kg1 $17) 25... Nc6 $19 {[%cal Be7c6,Bc6b4,Bb4d3,Bd3b2][%mdl 32]} 26. Kg1 Kh8 27. h3 Qf5 28. Rf1 d4 29. Ne2 Nb4 30. Ng3 (30. c6 $17 bxc6 31. Nxd4 cxb5 32. Nxf5) 30... Qc2 31. Qxb7 Rxc5 32. Kh2 Nd3 ({Not} 32... Qxa4 33. Qe7 $17) 33. Be1 Qxb2 ({But not} 33... Nf4 34. Rf2) 34. Qxb2 Nxb2 35. Ne4 (35. Nf5 {keeps fighting.}) 35... Nxe4 36. fxe4 {[%cal Rf1f8] [#] Black is clearly winning.} Kg8 37. Bh4 Rxf1 38. Rxf1 d3 39. Be7 {[%csl Ge7][%cal Rf1f8]} Rc8 40. Rf2 Nc4 {And now ...d2 would win.} 41. Bg5 Rf8 {Precision: White = 37%, Black = 85%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.17"]
[Round "5"]
[White "Enkhtuul, Altan-Ulzii"]
[Black "Priasmoro, Novendra"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2292"]
[BlackElo "2449"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,75,0,7,-4,6,-17,8,-13,20,12,24,14,17,-10,-7,-15,-10,-15,-16,-42,-31,-40,-20,-65,-33,-43,-43,-39,-47,-56,-61,-55,-58,-62,-71,-61,-62,-75,-32,-119,-127,-212,-194,-219,-170,-334,-324,-377,-349,-762,-751,-711,-673,-674,-670,-665,-613,-597,-477,-29988,-29989,-29998,-29999,-29999]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 O-O 6. c3 Nc6 7. Be2 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} Nd7 {LiveBook: 25 Games} 8. Bg5 (8. Bh2 e5 9. Nbd2 f5 10. dxe5 dxe5 11. b4 Qe7 12. O-O g5 13. Qb3+ Kh8 14. b5 {1-0 (61) Kuzubov,Y (2695)-Firouzja,A (2549) Amol 2018}) 8... Qe8 $146 ({Predecessor:} 8... Nb6 9. Bf4 h6 10. Nbd2 Nd7 11. d5 Nce5 12. Nd4 Nc5 13. Qc2 a5 14. b3 e6 15. dxe6 Nxe6 {0-1 (58) Merkuryev,V-Sharshutin,S (2028) Kondopoga 2012}) 9. d5 {The position is equal.} Ncb8 10. O-O e5 11. dxe6 fxe6 12. Nd4 a6 13. Bf3 Ne5 {Black wants to play ...c5.} 14. Be4 d5 {...Nf7 is the strong threat.} 15. Bc2 Nc4 16. b3 Nd6 $1 17. Ne2 Nd7 18. Bf4 Nf6 19. Be5 b6 20. Nd2 Bb7 21. Rc1 Rd8 22. Ng3 Qe7 23. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Nf7 24. Bxf6 Qxf6 25. h5 $1 Ne5 26. Qe2 (26. f4 $15) 26... Qh4 $36 {[%mdl 2048] And now ...Ng4 would win. Black is in control.} 27. Bd1 (27. Rfd1 $17) 27... Rf7 28. Nh1 g5 {[#]} 29. f4 $2 (29. h6 $1 {[%mdl 512] was called for.} Rf6 (29... Bxh6 30. Qh5) 30. Qh5 Rxh6 31. Qxh4 gxh4 32. Nf3) 29... gxf4 $19 30. exf4 Rxf4 31. Nf3 $2 (31. Rxf4 Qxf4 32. Nf2) 31... Nxf3+ 32. Rxf3 Rxf3 33. Qxf3 Qe1+ 34. Kh2 Be5+ 35. g3 Rf8 36. Qg2 (36. Qe2 $19 Bxg3+ 37. Kh3 Qxe2 38. Bxe2) 36... Rf1 {Black mates.} 37. Be2 {[#]} Rxh1+ $1 {[%mdl 512]} 38. Qxh1 Qxg3# {Precision: White = 20%, Black = 69%.} 0-1

