[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Short, Nigel D"]
[Black "Welsh, Michael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2662"]
[BlackElo "1985"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,39,6,20,-26,9,14,18,18,15,30,51,53,68,38,40,33,91,39,98,49,174,189,387,368,367,140,126,132,227,237]} 1. Nc3 d5 2. d4 Nf6 3. Bf4 a6 4. e3 e6 5. g4 c5 6. g5 {D00: 1 d4 d5: Unusual lines} Nfd7 {LiveBook: 8 Games} 7. a3 Nc6 8. Nf3 {The position is equal.} b5 9. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Be7 $146 ({Predecessor:} 9... Bb7 10. h5 Nb6 11. Ne5 Nxe5 12. Bxe5 {1-0 (26) Carlsen,M (2832)-Caruana,F (2808) Stavanger 2017}) 10. Ne2 cxd4 11. Nexd4 Qb6 12. h5 (12. c3 {seems wilder.} Bb7 13. h5 Rc8 14. Rg1 Na5 15. Ne5) 12... Nxd4 13. exd4 f6 ({Black should play} 13... b4 $1 $14) 14. c3 (14. Qd2 $16) 14... Ra7 ({Black should try} 14... fxg5 $14 15. Bxg5 Bxg5 16. Nxg5 h6) 15. Bh3 O-O (15... fxg5 $14 16. Nxg5 (16. Bxg5 Bxg5 17. Nxg5 Nf6 $11) 16... Bxg5 17. Bxg5 O-O) 16. g6 $18 {[%cal Bg5g6,Bg6h7][%mdl 32] Black must now prevent h6.} e5 $2 {[#]} (16... f5 {is a better defense.} 17. gxh7+ Kxh7) 17. gxh7+ Kh8 18. Be3 $2 (18. Nh4 $18 {is more deadly.}) 18... exd4 $16 19. Nxd4 Bc5 (19... Qb7 $16 {was called for.} 20. Rg1 Ne5) 20. b4 {Precision: White = 37%, Black = 19%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Flores, Diego"]
[Black "Mottonen, Ari"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2601"]
[BlackElo "1984"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,67,95,103,140,101,150,154,158,153,161,145,172,174,176,176,183,171,184,181,240,243,278,267,268,267,280,276,295,326,345,354,340,322,382,286,294,280,554,525,566,568,416,252,252,252,252,241,6239,6109,5314,5221]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. c5 e5 {A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4} (9... Qc7 10. Bg5 Qe5 11. Nxc6 dxc6 12. Bxf6 Bxf6 13. Na4 Bg4 14. Re1 Rad8 15. Qb3 Bc8 16. e3 Rd2 17. Rad1 Rfd8 18. Rxd2 Rxd2 {0-1 (63) Ribli,Z (2526)-Ljubojevic,L (2571) Platja d'Aro 2017}) 10. Nb3 {LiveBook: 3 Games} b5 11. Bg5 Qe8 $146 {White is better.} ({Predecessor:} 11... h6 12. Bxf6 Bxf6 13. Ne4 Rb8 14. Nd6 Be7 15. Qd2 Bxd6 16. Qxd6 Qe7 17. Rfd1 Qxd6 18. Rxd6 {1-0 (43) Schroeder,K (2300)-Marzec,W (1752) Bad Zwesten 2017}) 12. Qd6 Qe6 13. Qxe6 fxe6 14. Rfd1 Ra7 15. Bxf6 Bxf6 {[#]} 16. Bxc6 $1 dxc6 17. Ne4 Be7 18. Nc1 Rf5 (18... Kg7 {might work better.} 19. Nd3 Bf6) 19. Nd3 $18 h5 20. h3 {[%cal Bh2h3,Bh3g4][%mdl 32]} Kg7 21. g4 hxg4 22. hxg4 Rf4 23. f3 ({But not} 23. Nxf4 exf4 24. Nd6 Bd7 $18) 23... Bd7 24. Nxe5 ({Resist} 24. Nxf4 exf4 25. b4 e5 $18) 24... Be8 25. Kg2 g5 26. a4 a5 27. Nd6 Bxd6 $2 (27... Kf6 {was necessary.}) 28. cxd6 ({Weaker is} 28. Rxd6 Kf6 $18) 28... Bd7 29. axb5 cxb5 30. Rxa5 Rxa5 31. Nxd7 {[#] aiming for Nc5.} b4 32. Kf2 Rd5 $2 (32... b3 33. Ne5 Rxe5) 33. Rxd5 exd5 34. Nc5 {Precision: White = 78%, Black = 24%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Smirnov, Anton"]
[Black "Sivara, Poompat"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2546"]
[BlackElo "1974"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,55,53,72,66,69,59,58,26,27,-16,0,0,92,95,93,97,132,131,144,120,160,169,224,238,196,118,133,131,141,50,54,35,120,19,76,59,195,186,593,440,1410,1402,1369,1350]} 1. d4 g6 2. e4 Bg7 3. Nf3 c5 4. dxc5 Qa5+ 5. c3 Qxc5 6. Na3 {B27: Sicilian: 2 Nf3, unusual Black 2nd moves} b6 (6... Nf6 7. Be3 Qa5 8. Nc4 Qc7 9. e5 Ng4 10. Bf4 b5 11. Ne3 Nxe3 12. fxe3 e6 13. Bxb5 Qb6 {½-½ (32) Nepomniachtchi,I (2705)-Guseinov,G (2649) Ashdod 2015}) 7. Nb5 Bb7 {LiveBook: 5 Games} 8. Bf4 $146 {Nc7+ is the strong threat.White is better.} ({Predecessor:} 8. Be3 Qc8 9. Bf4 Na6 10. e5 Nc5 11. Nfd4 a6 {½-½ (11) Brecka,I (2357)-Vesselovsky,S (2360) Czechia 2010}) 8... Na6 9. Bd3 Nf6 10. Qe2 (10. e5 {seems wilder.} Nd5 11. Bg3 O-O 12. O-O Qc8 13. Re1) 10... O-O 11. b4 Qc8 12. O-O d5 (12... Nb8 $11) 13. e5 $1 $36 {[%cal Re5f6][%mdl 2048] White is in control.} Ne4 14. Rac1 Qg4 {[#]} 15. Qe3 $1 f6 16. h3 Qd7 17. Bh6 Nc7 (17... Rfc8 {might work better.} 18. Bxg7 Kxg7) 18. Bxg7 $18 Kxg7 19. exf6+ (19. Nxc7 $18 Qxc7 20. c4) 19... exf6 $16 20. Nxc7 Qxc7 21. Nd4 (21. c4 $16 Qf7 22. c5 (22. cxd5 Nd6 $14)) 21... Rae8 $14 22. Rfe1 Qc8 (22... Qd6 $14) 23. f3 (23. Bb5 $16) 23... Ng5 (23... Nc5 $11 {remains equal.} 24. Qd2 Nxd3 25. Qxd3 Kg8) 24. Qd2 Ne6 {[#]} (24... Re5 $14) 25. Bb5 $1 $18 {aiming for Re3.} Re7 $2 (25... Nxd4 {is more resistant.} 26. Rxe8 (26. Bxe8 Nxf3+ 27. gxf3 Rxe8 $16) 26... Nxf3+ 27. gxf3 Rxe8) 26. Qe3 {White is clearly winning.} Nxd4 (26... Rfe8 $142) 27. Qxe7+ Rf7 28. cxd4 {Precision: White = 54%, Black = 25%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Swapnil, S. Dhopade"]
[Black "He, Yichen"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2526"]
[BlackElo "1966"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,55,47,44,60,41,61,45,49,39,45,45,48,50,66,53,67,58,76,69,87,117,134,131,150,78,110,110,99,104,112,83,96,86,76,79,187,172,461,437,448,439,1731,1650,29992,29993,29995,29996]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 d6 5. f3 Nf6 6. e4 {LiveBook: 60 Games} Nbd7 {A45: Trompowsky Attack} (6... g6 7. Nc3 Bg7 8. Qd2 a6 9. a4 Nbd7 10. Bh6 Bxh6 11. Qxh6 Qa5 12. Ra3 Nb6 13. Be2 Bd7 14. Qd2 g5 15. h4 {0-1 (63) Moiseenko,A (2667)-Melkumyan,H (2633) Riadh 2017}) 7. Nc3 g6 8. Qd2 Bg7 {White is slightly better.} 9. h4 h5 10. Nh3 a6 11. a4 Ne5 12. Be2 Rb8 13. Nf2 Bd7 $146 ({Predecessor:} 13... Qc7 14. a5 Ned7 15. Nfd1 {1-0 (23) Brumen,D (2335)-Kosaric,G Zagreb 1997}) 14. a5 b5 15. axb6 $1 Rxb6 16. b3 ({Don't take} 16. Rxa6 Rxa6 17. Bxa6 Qb6 $14) 16... Bb5 17. O-O ({White should try} 17. Na4) 17... Nfd7 18. Nxb5 axb5 19. Ra7 O-O 20. Bh6 Nf6 21. Bxg7 (21. Rfa1 {is interesting.} Qb8 22. Bf4 Ned7 23. Qa5 b4 24. Be3) 21... Kxg7 22. f4 Neg4 (22... Ned7 $16) 23. Bxg4 $18 Nxg4 $2 {[#]} (23... hxg4 24. e5 dxe5) 24. Nxg4 hxg4 25. f5 Rb8 (25... f6 $142 26. Qf4 Qe8 27. Qxg4 Rg8 28. fxg6 Qxg6) 26. Qg5 Re8 27. fxg6 fxg6 28. Rf6 {Precision: White = 58%, Black = 28%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Lorparizangeneh, Shahin"]
[Black "Jaeel Atharva"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2508"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,73,95,90,122,123,123,122,124,127,119,120,122,118,132,118,125,117,123,116,153,130,135,141,155,141,148,152,189,185,312,307,303,293,395,0,295,271,451,314,329,315,335,313,515,545,831,656,662,646,644,654,859,797,29988,29989]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Rb8 {E05: Open Catalan: 5 Nf3 Be7} (9... Bxa3 10. bxa3 Ba6 11. Qd2 Rb8 12. Qa5 Rb6 13. a4 Qd6 14. Rd1 Nd5 15. e4 Qb4 16. Qxb4 Nxb4 17. Bf4 Nd3 18. Bxc7 Rb2 {0-1 (59) Iturrizaga Bonelli,E (2650)-Dominguez Perez,L (2739) chess.com INT 2018}) 10. Nxc4 c5 11. Na5 {LiveBook: 4 Games. Black must now prevent Nc6.} Bd7 {[#]White is better.} 12. dxc5 $1 Bxc5 13. Nb7 Qe7 14. Nxc5 Qxc5 15. Be3 Qa5 $146 ({Predecessor:} 15... Qh5 16. Bf3 Qh3 17. Bxa7 {1-0 (41) Akesson,R (2423)-Bernhardsson,S (1998) Vaxjo 2016}) 16. Qc2 Nd5 {[%cal Bf6d5,Bd5b6,Bb6a4][%mdl 32]} 17. Bc5 Rfd8 18. Rfc1 Be8 19. b3 Rdc8 20. Qb2 Nb6 21. Rc2 Qb5 22. Rac1 Na4 23. Qe5 Nb6 24. Bd4 {[%csl Gd4][%cal Re5g7] [#]} f6 (24... Qxe5 $142 25. Bxe5 Nd5 26. Bxd5 (26. Bxc7 Nxc7 27. Rxc7 Rxc7 $16) 26... exd5 27. Rxc7 (27. Bxc7 Rb7 $16) 27... Rxc7 28. Rxc7 a6) 25. Qxe6+ $18 Bf7 26. Qg4 Bh5 27. Qe6+ $40 {[%mdl 128] White attacks.} Bf7 28. Qc6 Qa6 $2 (28... Qh5 29. Bf3 Qh3) 29. e4 Rd8 30. Be3 ({Weaker is} 30. Qxc7 Rbc8 $16) 30... Be8 31. Qc5 Bb5 $2 (31... c6 {keeps fighting.} 32. Bh3 Bd7) 32. e5 Bd3 33. Rd2 fxe5 34. Qxe5 Re8 35. Qg5 Bg6 36. h4 Bf7 37. Bd4 {Precision: White = 93%, Black = 36%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Ly, Moulthun"]
[Black "Tuorila, Kai"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2498"]
[BlackElo "1950"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,87,0,19,-4,0,-28,-15,-25,-16,-35,-29,-20,0,0,7,9,35,-24,27,20,20,-22,25,25,22,0,26,-2,15,14,137,154,129,139,134,131,170,185,231,205,387,386,394,396,402,367,477,470,471,459,467,452,415,435,607,617,588,459,450,441,448,444,947,966,952,770,910,910,893,896,872,625]} 1. b3 g6 2. Bb2 Nf6 3. Nf3 Bg7 4. c4 c5 5. g3 Nc6 6. Bg2 O-O 7. O-O d6 8. d3 Rb8 9. Nc3 a6 {LiveBook: 15 Games} 10. Nd2 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (10. Rc1 b5 11. Qd2 Bd7 12. Rfd1 Qa5 13. Ba1 Rfc8 14. e3 Qd8 15. h3 {½-½ (15) Gomez Garrido,C (2511)-Ortiz Suarez,I (2543) Havana 2018}) 10... Bd7 11. h3 $146 ({Predecessor:} 11. Rb1 Re8 12. Nd5 Nxd5 13. cxd5 Nd4 14. e3 Nb5 15. Qc2 Bf5 16. Nc4 Bxb2 17. Rxb2 Na7 {0-1 (80) Brulic,D (2261)-Bubalovic,D (2211) Mali Losinj 2017}) 11... e6 12. e3 {The position is equal.} b5 13. Kh2 Qc7 14. f4 Ne7 15. Qc2 Nf5 16. Rae1 Bc6 17. Nf3 ({Better is} 17. Bxc6 $14 Qxc6 18. g4) 17... Qb7 (17... bxc4 $142 18. dxc4 h5) 18. g4 $11 Ne7 19. Ba1 Rbc8 20. Qf2 Nd7 21. e4 Qc7 22. Kh1 (22. Qh4 $5 {[%cal Rh4e7]}) 22... b4 23. Ne2 d5 (23... e5 $11) 24. exd5 exd5 {[#]} 25. Bxg7 $1 Kxg7 26. Ned4 Qd6 27. Nxc6 Rxc6 {[#]} 28. f5 $1 {[%mdl 512]} gxf5 $2 (28... Rcc8 29. d4 dxc4) 29. Nh4 $18 Kh8 {If Black can now play ...fxg4 this consolidates a bit.} 30. Qe2 Ng6 31. Nxf5 Qb8 {Now ...Re6 and Black clings on.} 32. Bxd5 Rb6 33. Qe3 Nge5 34. d4 cxd4 35. Qxd4 f6 {White is clearly winning.} 36. Qe3 Qe8 37. Rf4 Qg6 38. Re4 Rbb8 39. c5 {[%cal Bc4c5,Bc5c6,Bc6c7][%mdl 32]} Nf7 (39... Rb5 $142 40. Rc1 Qg5 41. Qxg5 fxg5) 40. c6 Nde5 41. Ne7 Qg7 42. c7 Rbe8 43. Nf5 Qg5 44. Bxf7 {Precision: White = 52%, Black = 29%.} 1-0

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Chan, Yi Meng Ryan"]
[Black "Melkumyan, Hrant"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1988"]
[BlackElo "2669"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,92,44,46,44,44,58,44,44,44,44,39,55,29,43,20,22,0,0,0,0,0,0,-22,-8,-21,-21,-21,-24,-20,-6,-7,0,0,0,0,0,0,5,8,21,8,24,0,0,0,0,0,0,0,0,0,0,0,0,-14,-14,-14,-14,-20,-14,-27,-27,-35,-17,-144,-137,-125,-91,-484,-484,-441,-441,-633,-479,-479,-464,-29986,-29987]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c6 7. Nf3 Nbd7 8. Qd2 e5 9. O-O {LiveBook: 14 Games} Qe7 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (9... Ng4 10. Bg5 f6 11. Bh4 h5 12. Bg3 Nh6 13. Rad1 g5 14. h3 h4 15. Bh2 Nf7 16. c5 dxc5 17. d5 {0-1 (66) Konaplev,A (2337)-Jojua,D (2601) Batumi 2018}) 10. d5 Nc5 $146 ({Find the theoretical novelty and annotate with similar games:} 10... c5 11. h3 Ne8 12. Bg5 Bf6 13. Bxf6 Qxf6 14. Ne1 Qg7 15. Nd3 f5 16. f4 {½-½ (16) Benitah,Y (2383)-Bailet,P (2352) Nimes 2009}) 11. Bxc5 dxc5 {White is slightly better.} 12. dxc6 bxc6 13. Rad1 Ne8 14. Qd8 Qb7 15. Na4 Nc7 16. Qd6 ({Don't play} 16. Nxc5 $6 Qb6 $16) 16... Ne6 17. Nxc5 Nxc5 18. Qxc5 Qxb2 19. Rd2 (19. Rfe1 {NOTEXT} Bg4 20. Qxc6 Qxa2 21. Ra1 Qb2 22. Qa4) 19... Qb6 20. Qxb6 axb6 21. Rb1 Ra6 22. Rdb2 Bg4 23. h3 Bxf3 24. Bxf3 Rb8 25. Bg4 Bf8 26. Bd7 Ba3 27. Rc2 Bc5 28. Bxc6 Rd8 29. Bd5 Rd7 30. Rd1 Ra3 31. Rdd2 Kg7 32. Kf1 Rda7 33. Bc6 Bd4 34. Bd5 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 35. Bc6 h4 36. Re2 f5 {[%cal Bf7f5,Bf5f4,Bf4f3][%mdl 32]} 37. Bd5 Kf6 38. Red2 f4 39. f3 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 40. Bc6 {[#]} (40. c5 $1 $11 Bxc5 41. Bb3) 40... g4 $1 $17 {[%cal Rg4h3][%mdl 512]} 41. fxg4 f3 42. Rf2 $2 {[%mdl 8192]} (42. g5+ $17 Kxg5 43. gxf3) 42... Bxf2 $19 43. Rxf2 Kg5 44. c5 (44. gxf3 $142 Rxa2 45. Bb5) 44... bxc5 45. Bd5 Kf4 46. Bb3 {[#]} (46. Rc2 $19 Kg3 47. g5) 46... Rxb3 $1 {[%mdl 512] Precision: White = 45%, Black = 76%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Duong, Thuong Cong"]
[Black "Gustafsson, Jan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1984"]
[BlackElo "2643"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,100,20,22,29,5,5,8,0,6,6,-34,-31,-34,-26,-54,-22,-47,-41,-44,-39,-35,-19,-33,-20,-25,-30,-31,-31,-31,-33,-66,0,-25,0,-54,0,0,0,0,0,0,15,16,31,8,9,8,11,8,9,-106,-116,-104,0,-56,0,0,0,-10,0,0,0,-2,0,0,35,30,32,27,47,-8,9,8,8,10,10,11,24,5,8,14,20,1,2,0,12,18,10,4,27,-5591,-4939]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. h3 d5 5. exd5 cxd5 6. Nf3 Nc6 {[%cal Bb8c6,Bc6b4,Bb4d3][%mdl 32] B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} 7. Bd3 (7. Bf4 Nf6 8. Bd3 O-O 9. Qd2 Re8 10. O-O a6 11. a3 Be6 12. Rfe1 Qd7 13. Na4 Nxd4 14. Nxd4 Qxa4 15. Nxe6 fxe6 16. Rxe6 {½-½ (53) Stefanova,A (2517)-Khotenashvili,B (2504) Beijing 2014}) 7... Nh6 8. O-O O-O {The position is equal.} 9. Ne2 Nb4 $146 ({Predecessor:} 9... Nf5 10. c3 f6 11. Qb3 e5 12. dxe5 fxe5 {1-0 (42) Ruiz Castillo,J (2390)-Jaimes Castillo,F (2059) Bogota 2015}) 10. Ng3 Nxd3 11. Qxd3 f6 12. Re1 Nf7 13. h4 e5 14. dxe5 $1 fxe5 15. Ng5 a5 16. Nxf7 Rxf7 17. Bg5 Qb6 {...Be6 is the strong threat.} 18. Qxd5 Qxf2+ 19. Kh2 Qb6 20. Be3 Qf6 ({Black should play} 20... Be6 $15 21. Bxb6 Bxd5) 21. Bg5 Qb6 22. Be3 Qb4 (22... Be6 $15 23. Rad1 Bxd5 24. Bxb6 Bxa2) 23. c4 $11 {Threatens to win with Ne4.} Qe7 24. Bg5 Qe8 25. Rad1 Bg4 26. Ne4 {[#] Strongly threatening Nd6.} Be6 27. Nd6 Bxd5 28. Nxe8 Rxe8 29. Rxd5 e4 30. Rd8 (30. Re2 $11 {remains equal.}) 30... Rxd8 31. Bxd8 Bxb2 (31... Be5+ $17 32. g3 Rf2+ 33. Kg1 Rxb2 34. Rxe4 Bxg3) 32. Bxa5 $17 {[%mdl 4096] Endgame KRB-KRB} (32. Rxe4 $11 Bc3 33. Bg5) 32... Re7 (32... Be5+ $15 33. Kh3 Rd7) 33. Bb4 $11 Re8 34. Re2 Bd4 35. Kg3 Kf7 36. Kf4 Be5+ 37. Ke3 Bf6 38. Rf2 Kg7 39. Rf4 h5 40. g3 (40. a4 $14) 40... Ra8 41. a3 g5 42. Rxe4 gxh4 43. gxh4 Kf7 44. Kd3 Rd8+ 45. Kc2 Rg8 46. Be1 Rg2+ 47. Kb3 Kg6 48. c5 Kf5 49. Rc4 Ke6 50. c6 $2 {[%mdl 8192] [#]} (50. Rb4 $11) 50... Rb2+ {Precision: White = 44%, Black = 54%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Ashutosh, Kumar"]
[Black "Gareyev, Timur"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1978"]
[BlackElo "2592"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,75,-2,-6,-4,-10,8,-12,-17,-51,-52,-43,-15,-56,-52,-58,-58,-72,-58,-66,-66,-76,-67,-72,-82,-143,-134,-139,-139,-326,-300,-390,-393,-380,-397,-387,-387,-593,-589,-653,-645,-708,-640,-640,-640,-640,-640,-633,-633,-618,-563,-556,-556,-554,-533,-1573]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 e4 5. Nd4 d5 6. cxd5 Qxd5 7. Nc2 Qh5 8. h3 Bd6 {A20: English Opening: 1...e5} (8... Nbd7 9. Nc3 Qg6 10. Ne3 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}) 9. Nc3 Qg6 10. d3 exd3 11. Qxd3 Qxd3 12. exd3 {LiveBook: 6 Games} O-O 13. O-O Nbd7 14. d4 Nb6 15. Ne3 $146 ({Predecessor:} 15. Bg5 Nbd5 16. Bxf6 Nxf6 {0-1 (66) Marangunic,S-Rogoff,K Zagreb 1971}) 15... Be6 16. Rd1 Rad8 17. b3 Rd7 18. Bb2 Rfd8 19. g4 h6 20. Kf1 Bb4 21. Ne2 Nfd5 {[%cal Bf6d5,Bd5b6,Bb6a4,Ba4c3][%mdl 32]} 22. Rac1 a5 23. Nc4 {[#]} ({Better is} 23. Bxd5 Nxd5 24. Rd3) 23... Nxc4 $1 $17 24. bxc4 {[#]} Nb6 $1 25. c5 $2 (25. d5 $17 {was necessary.}) 25... Na4 $19 26. Bc3 Nxc3 27. Nxc3 Rxd4 28. Rxd4 Rxd4 29. Ne4 (29. Ne2 $142 Rd2 30. Nc3) 29... Bxa2 {Black is clearly winning.} 30. Nd6 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 31. Nxb7 a3 32. Bxc6 Bb3 33. Bf3 a2 34. c6 Rc4 35. Ra1 Bc3 36. Rxa2 Bxa2 37. Bd5 Be5 38. Ke1 {Precision: White = 31%, Black = 74%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Rodriguez, Juan Talavera"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1967"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,68,-26,-16,-71,-61,-58,-46,-98,-105,-95,-86,-95,-85,-93,-101,-285,-269,-280,-281,-285,-281,-285,-281,-276,-276,-276,-271,-300,-264,-315,-310,-313,-337,-350,-345,-323,-329,-483,-482,-472,-472,-621,-739,-703,-738,-717,-669,-730,-723,-712,-700,-780,-781,-762,-746,-1320,-1193,-1797,-2206]} 1. Nf3 d5 2. c4 d4 3. e3 Nc6 4. b4 dxe3 5. fxe3 Nxb4 6. Qa4+ {A09: Réti Opening: 1 Nf3 d5 2 c4} (6. d4 e6 7. Bb2 Nf6 8. Nbd2 Be7 9. a3 Na6 10. Bd3 c5 11. O-O b6 12. Qc2 {1-0 (34) Piorun,K (2657)-Riazantsev,A (2671) Tallinn 2016}) 6... Nc6 {LiveBook: 9 Games} 7. Ba3 $146 (7. Be2 $11 {keeps the balance.}) ({Predecessor:} 7. d4 Bd7 8. Qb3 e5 9. d5 Nb4 10. Nc3 Nf6 11. c5 e4 12. Qxb4 exf3 {½-½ (19) Rogac,S (2358)-Juhasz,A (2392) Budapest 2017}) 7... g6 8. Bb2 {Black is slightly better.} Nf6 9. Ne5 ({Better is} 9. d4 $1 $15) 9... Bd7 10. Nxd7 Qxd7 ({Of course not} 10... Kxd7 $6 11. Be2 $11) 11. Be2 Bg7 12. O-O O-O 13. d4 $2 {[#]} (13. Kh1 $17) 13... Nxd4 $1 $19 14. Qxd7 Nxe2+ 15. Kf2 Nxd7 16. Bxg7 Kxg7 17. Kxe2 Rfd8 18. Nd2 Nc5 19. Rab1 b6 20. Rfd1 e5 21. Nb3 Ne4 22. Rd3 Rxd3 23. Kxd3 {[%mdl 4096] Endgame KRN-KRN} f5 24. c5 (24. Rc1 $142) 24... Rd8+ {Black is clearly winning.} 25. Kc2 bxc5 {[%cal Bb6c5,Bc5c4,Bc4c3][%mdl 32]} 26. Rb2 c4 27. Na5 c3 28. Rb7 Rd2+ 29. Kc1 Rxa2 30. Rxc7+ Kh6 31. Nc4 Nd2 32. Nxd2 Rxd2 33. Rxa7 Rxg2 34. h4 Re2 {Precision: White = 33%, Black = 93%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Brunner, Karl"]
[Black "Tran, Tuan Minh"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1960"]
[BlackElo "2514"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,92,16,16,20,11,96,32,42,17,18,19,23,0,0,0,14,0,12,0,1,0,0,-8,0,-12,-1,-20,-17,-37,-17,-47,-41,-42,-41,-71,-36,-37,-36,-60,-57,-51,-52,-80,-61,-157,-124,-213,-192,-207,-204,-219,-212,-200,-211,-197,-212,-366,-378,-797,-786,-1014,-998,-1824,-1785,-29949,-29950,-12806,-12827,-5318,-5306,-29987,-29988,-29992,-29993,-29993,-29994,-29994,-29995]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 c5 6. O-O Be7 7. b3 O-O 8. Bb2 Nc6 9. a3 {LiveBook: 164 Games} a6 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} (9... Rc8 10. Re1 d5 11. Qe2 cxd4 12. exd4 Re8 13. c4 Bf8 14. Rad1 g6 15. Qe3 Bg7 16. Ne5 dxc4 17. bxc4 Nxe5 18. dxe5 {0-1 (48) Mamedyarov,S (2768)-Leko,P (2693) Doha 2016}) 10. Qe2 b5 (10... a5 $11 {remains equal.}) 11. c4 $146 (11. dxc5 $16 {b4 is the strong threat.} Bxc5 12. b4) ({Predecessor:} 11. dxc5 Bxc5 12. Ng5 e5 13. f4 Re8 14. fxe5 Nxe5 15. Nxh7 Nfg4 16. Ne4 Bxe3+ 17. Kh1 d5 18. Nef6+ Kh8 19. Nxg4 Nxd3 20. Qxd3 d4 21. Nhf6 gxf6 22. Nxf6 Kg7 23. Nxe8+ Qxe8 24. Bxd4+ {1-0 (24) Puraev,A (2220)-Ostapenko,D (2309) Barnaul 2011}) 11... b4 {White is slightly better.} 12. Ne5 cxd4 13. Nxc6 dxc6 14. Bxd4 c5 15. Bb2 Qd6 {And now ...Rad8 would win.} 16. Rad1 Rad8 17. Bb1 Qc6 $40 {[%csl Gb7][%cal Rc6g2][%mdl 128] Black has some attack.} 18. f3 Qc7 19. Rfe1 Bd6 20. Nf1 Be5 21. axb4 Bxb2 22. Qxb2 cxb4 23. Qc2 a5 24. Ng3 {Threatens to win with Nh5!} Qc5 25. Kf2 g6 (25... Ra8 {is more complex.} 26. Qa2 h5 27. h4 Bc6 28. Bc2 Rfc8) 26. Rd2 e5 27. Qd1 Qe7 28. Ree2 h5 29. Nf1 Nd7 30. Rd6 (30. e4 $15) 30... Nc5 $17 31. Red2 (31. Rxd8 $17 Rxd8 32. Rd2) 31... Rxd6 $19 32. Rxd6 e4 33. Rd4 {[#]} exf3 $1 34. gxf3 Re8 35. Bc2 Qf6 36. Ng3 $2 {[#]} (36. Bb1 {was necessary.}) 36... a4 $1 {[%cal Ba5a4,Ba4b3,Bb3b2][%mdl 544]} 37. Rf4 $2 (37. bxa4 b3 38. Bd3) 37... Qc3 38. Ne4 Bxe4 39. Bxe4 {[#]} Rxe4 $1 {[%mdl 512]} 40. Rxe4 (40. fxe4 Nd3+) 40... Nxe4+ 41. fxe4 axb3 {KQ-KQ} 42. e5 b2 43. Qd8+ Kh7 {Black mates.} 44. Qd5 Qc2+ 45. Kg3 {[#]} h4+ $1 {[%mdl 512]} 46. Kxh4 Qf2+ {Precision: White = 20%, Black = 77%.} 0-1

[Event "18th Bangkok Open 2018"]
[Site "Bangkok"]
[Date "2018.04.13"]
[Round "1"]
[White "Sielicki, Tomasz"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1952"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "THA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,75,7,7,7,2,2,6,25,4,3,4,2,0,6,-20,-26,-33,-28,-22,-17,-79,8,17,67,6,13,0,118,114,113,110,116,115,110,41,41,-10,-10,-10,-10,-16,-4,-34,0,-33,-53,-25,-39,-34,-41,-52,0,-21,-16,-21,0,0,0,-33,-28,-943,-942,-849,-842,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 O-O 6. a3 {E11: Bogo-Indian} (6. e3 d6 7. Bd3 e5 8. dxe5 dxe5 9. Qc2 Nc6 10. a3 Bxc3 11. Bxc3 Qe7 12. O-O Re8 13. Nd2 e4 {½-½ (61) Fressinet,L (2702)-Horvath,A (2535) Bastia 2015}) 6... Bxc3 7. Bxc3 {LiveBook: 3 Games} Ne4 8. Qc2 {The position is equal.} Nxc3 $146 ({Find the theoretical novelty and annotate with similar games:} 8... f5 9. e3 b6 10. b4 axb4 11. axb4 Rxa1+ 12. Bxa1 Bb7 13. Bd3 Ng5 {1-0 (72) Kaplan,D (2057)-Kulhanek,T (2324) Ricany 2017}) 9. Qxc3 a4 10. e3 b6 11. Bd3 Bb7 12. h4 d6 13. Rh3 Nd7 14. Qc2 h6 15. O-O-O c5 16. d5 (16. Kb1 $11 {keeps the balance.}) 16... b5 (16... exd5 $17 17. cxd5 Nf6) 17. dxe6 fxe6 18. Bh7+ (18. Be4 $1 $14 d5 19. cxd5) 18... Kh8 $11 19. Rxd6 {[#] Hoping for Ne5!} Bxf3 (19... Qe7 $11 {remains equal.} 20. Rd2 b4) 20. Rxf3 $16 Qe7 21. Rxf8+ Rxf8 {[#]} 22. Rd2 $1 b4 23. Bg6 (23. Be4 $16) 23... bxa3 $14 24. Qxa4 ({White should try} 24. bxa3 $14 Ne5 25. h5) 24... Ne5 $36 {[%mdl 2048] Black has some pressure.} 25. h5 axb2+ 26. Rxb2 Qh4 27. g3 Qg4 28. Qb5 Qh3 29. Rd2 Qf1+ 30. Rd1 Qxf2 31. Qxc5 Nxg6 (31... Ng4 $5 {[%cal Rg4e3]} 32. Rd3 Qe1+ 33. Kc2 Ra8 $17) 32. hxg6 $15 {[%mdl 4096] Endgame KQR-KQR} Qf6 {( -> ...Qc3+)} 33. Rd4 $1 Kg8 34. Rf4 Qa1+ 35. Kc2 {[%csl Gc5][%cal Rf4f8]} Rb8 {[%mdl 1024] Threatens to win with ...e5. Black has compensation.} 36. Qd4 $2 {[%mdl 8192]} (36. Qc7 $11 Qb1+ 37. Kc3 Rb3+ 38. Kd4 Qd1+ 39. Kc5 Qh5+ 40. Kd6 Qxg6 41. Ke7) 36... Qb1+ $19 37. Kd2 Rb2+ 38. Kc3 Qc2# {Precision: White = 34%, Black = 66%.} 0-1

