[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Short, Nigel D"]
[Black "Vignesh N R"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2656"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,30,20,12,-13,-3,0,4,0,16,25,21,20,22,18,24,18,6,12,30,0,0,0,33]} 1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. Bb5 Bd7 6. a4 {B23: Closed Sicilian: Lines without g3} Bg7 7. O-O e6 8. f5 exf5 9. exf5 $146 ({Of course not} 9. Bxc6 bxc6 10. exf5 Bxf5 $15) ({Predecessor:} 9. d3 Nge7 10. Qe1 O-O 11. Qh4 f6 12. Bc4+ Kh8 13. Nb5 Be8 {0-1 (39) Carlsen,M (2855)-Giri,A (2782) Leuven 2016}) 9... Bxf5 10. d4 $1 {[%cal Rd4d5] [#] d5 is the strong threat.} cxd4 11. Nxd4 Nge7 12. Bg5 {Strongly threatening Nxc6.} Qb6 13. Be3 Qd8 14. Bg5 {[#] Black must now prevent Nxc6.} (14. Nd5 $5) 14... Qb6 15. Be3 Qd8 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Karthikeyan, Murali"]
[Black "Srijit Paul"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2617"]
[BlackElo "2347"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,61,19,27,7,16,25,36,40,33,27,24,-21,56,54,61,66,61,64,77,52,113,89,104,87,97,65,217,212,280,269,367,375,286,206,200,208,210,207,649,641,528,538,1163,1148]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 g6 5. h3 Bg7 6. Bxc6 dxc6 7. d3 Qc7 8. Be3 {B31: Sicilian: 2...Nc6 3 Bb5 g6} b6 9. Qd2 e5 (9... O-O 10. O-O e5 11. Bh6 Nh5 12. Bxg7 Kxg7 13. Ne2 f6 14. Nh2 Be6 15. b3 a5 16. a4 Rad8 17. f4 Nxf4 18. Nxf4 exf4 19. Qxf4 Qxf4 20. Rxf4 f5 21. exf5 Rxf5 22. Rxf5 Bxf5 {1-0 (59) Moiseenko,V (2543)-Gluhovsky,M (2312) Sochi 2017}) 10. Bh6 O-O {LiveBook: 7 Games} 11. g4 Be6 $146 ({Predecessor:} 11... a5 12. Bxg7 Kxg7 13. Ne2 a4 14. a3 Qe7 15. Qg5 Re8 {½-½ (30) Toropov,M (2367)-Zlotkowski,A (2323) ICCF email 2011}) 12. Ne2 c4 13. Bxg7 Kxg7 14. g5 Nd7 15. d4 exd4 (15... f5 $11) 16. Nfxd4 $14 Nc5 17. O-O-O Kg8 18. f3 Rad8 19. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Qe5 (19... Bc8 $14) 20. Qe3 Rd6 21. h5 Bc8 22. Rd2 Ba6 $2 (22... b5 $14) 23. Kb1 $18 Re8 24. Nc3 Ne6 25. Nxe6 {aiming for Nc7.} Qxe6 26. f4 {hxg6 is the strong threat.} Rxd2 27. Qxd2 Bb7 {[#]} 28. Qh2 $1 {Black must now prevent hxg6.} ({Don't play} 28. hxg6 $6 fxg6 29. Rf1 Rf8 $16) 28... Kf8 $2 (28... Qd7 29. Rd1 Qe6) 29. hxg6 {White is clearly winning.} hxg6 30. a3 c5 {[#]} 31. Nd5 $1 {[%mdl 512] Precision: White = 70%, Black = 31%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Aravindh, Chithambaram VR."]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "D73"]
[WhiteElo "2597"]
[BlackElo "2426"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,114,13,14,31,24,24,18,41,11,26,0,0,0,18,6,19,15,25,0,14,4,27,0,56,35,81,78,80,84,99,65,87,25,29,28,25,-6,0,-97,-35,-162,-151,-136,84,82,75,54,108,108,101,101,103,104,106,96,152,156,161,156,146,150,141,78,79,79,78,78,79,79,79,63,60,60,72,0,78,78,78,78,78,78,78,78,78,78,78,78,87,86,93,93,100,72,79,79,78,78,335,0,0,-104,-104]} 1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 g6 5. O-O Bg7 6. d4 dxc4 7. a4 O-O 8. Na3 {LiveBook: 40 Games. D73: Fianchetto Grünfeld: 5 Nf3} a5 (8... Be6 9. Ng5 Qc8 10. Qc2 Rd8 11. Nxe6 Qxe6 12. e3 {½-½ (37) Jumabayev,R (2603)-Zubov,A (2623) Bastia 2017}) 9. Nxc4 Be6 10. b3 {White has an edge.} Na6 {[%cal Bb8a6,Ba6b4,Bb4a2][%mdl 32]} 11. Ba3 $146 ({Predecessor:} 11. Bb2 Bd5 12. e3 Nb4 13. Qe2 Be4 14. Ne1 Bxg2 15. Nxg2 Ne4 16. Rfd1 Qc7 17. Rac1 Na2 18. Rc2 Nb4 19. Rcc1 Na2 20. Rc2 Nb4 {½-½ (20) Konopka,M (2489)-Jirka,J (2393) Czechia 2006}) 11... Nb4 12. Rc1 Na2 13. Ra1 Nb4 14. e3 Bd5 15. Rc1 Na2 16. Ra1 Nb4 17. Qe2 b5 18. Nce5 Qb6 (18... bxa4 $11 19. bxa4 Ne4) 19. Rac1 Bxb3 20. Bxb4 axb4 21. Rxc6 Qa5 22. axb5 {Hoping for Nd2.} Ba4 23. Nd2 (23. Rc5 $16 Ne4 24. Nc6) 23... Bxb5 $11 24. Ndc4 Qa4 25. Qd2 Rab8 26. Rc7 (26. Qb2 $11 {remains equal.} Bxc6 27. Nxc6) 26... b3 (26... Ne8 $1 $17 {[%cal Re8c7]} 27. Rc5 Bxe5 28. dxe5 Ng7) 27. Qc3 {[#]} (27. Rc1 $15) 27... Ne8 $1 $19 {[%cal Re8c7]} 28. Rc5 {Threatens to win with Ra1.} Nd6 $2 (28... Bxe5 $17 {keeps the pressure on.} 29. dxe5 Qa7 30. Rxb5 Rxb5) 29. Ra1 $16 Bxc4 30. Rxc4 Qb5 ({Black should try} 30... Qxa1+ $14 31. Qxa1 Bxe5) 31. Rc5 $36 {[%mdl 2048] White is in control.} Qb4 32. Nc6 Qxc3 33. Nxe7+ Kh8 34. Rxc3 {Strongly threatening Rb1.} b2 ({Better is} 34... Nb5 35. Rxb3 Nxd4 36. Rxb8 Ne2+ 37. Kf1 Rxb8) 35. Rb1 Rb5 36. Rc2 Rfb8 37. Nc6 R8b6 38. Na7 (38. e4 $142) 38... Ra5 39. Rcxb2 Rxb2 40. Rxb2 {aiming for Rb8+.} Bxd4 41. Rb8+ Kg7 42. Nc6 Ra1+ 43. Bf1 Bf6 44. Rb4 (44. Kg2 $16) 44... Rc1 (44... Bc3 $1 $11) 45. Nd4 h5 46. h4 Rd1 47. Nf3 Ra1 48. Kg2 Ra2 49. Bd3 Ra3 50. Bb1 Rc3 51. Rb6 Nc4 52. Rb7 Rc1 53. Ng1 Ne5 54. Nh3 Rd1 55. Nf4 {Bxg6! is the strong threat.} Rd2 $2 {[%mdl 8192] [#]} (55... Kf8 $16) 56. Be4 $2 (56. Bxg6 $1 $18 {[%mdl 512]} Bxh4 (56... Nxg6 57. Nxh5+) 57. Bxf7 (57. Nxh5+ Kxg6 58. Nf4+ Kg5 $16)) 56... Ng4 $11 57. Bd5 (57. Kg1 $11 Rd1+ 58. Kg2) 57... Nxe3+ $1 {Precision: White = 47%, Black = 54%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Sandipan, Chanda"]
[Black "Rathnakaran, K.."]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2573"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,87,74,47,47,61,65,43,37,35,44,33,53,53,61,33,68,76,74,54,161,166,153,166,152,164,150,157,164,160,216,216,213,202,187,162,187,197,364,287,352,348,372,369,405,447,983,922,1016,1011,1004,993,1064,1068,1043,1065,1041,1046,1012,1012,997,990,971,959,945,847,818,768]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6 7. Nf3 h6 8. Be3 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4} Ng4 9. Bc1 e5 10. O-O c6 11. d5 f5 12. g3 {LiveBook: 3 Games} f4 $1 13. Nh4 g5 $1 14. Bxg4 gxh4 15. gxf4 exf4 16. Kh1 {[#]} Nc5 $146 ({Predecessor:} 16... Be5 17. Rg1 Kh7 18. Bd2 Qf6 19. Bh5 Rg8 20. Rxg8 Kxg8 21. Qf3 {1-0 (21) Sandipan,C (2566)-Bogdanovich,S (2564) Sanya City 2017}) 17. Rg1 {And now b4 would win.} Kh8 18. Qf3 Bxc3 19. Qxc3+ Qf6 {White must now prevent ...Qxc3.} 20. Qf3 $1 {Bd2 is the strong threat.} Qe5 (20... cxd5 $1 $14 21. exd5 (21. cxd5 Qe5 $11) 21... Bxg4 22. Rxg4 Rae8) 21. Bxc8 $1 $18 Raxc8 22. Bd2 $1 {[%cal Rd2c3] aiming for Bc3.} Nxe4 23. Bc3 $1 {[%cal Rc3e5]} Nxc3 24. Rae1 $1 {[%cal Re1e5]} Qf5 {[%cal Rc3d5]} 25. Re6 Rf6 (25... Rc7 $16) 26. Qg2 $40 {[%csl Gg1][%cal Rg2g7][%mdl 128] White has strong attack.} ({Don't play} 26. Qxc3 Rcf8 $16) 26... Qg5 27. Qxg5 hxg5 28. Rxf6 {[%mdl 4096] Endgame KRR-KRN} Ne4 {[#]} 29. Re6 $1 {[%cal Re6e4]} Nxf2+ (29... cxd5 $142 30. f3 (30. cxd5 Nxf2+ 31. Kg2 Rc2 $14) 30... Nf2+ 31. Kg2 Nd3) 30. Kg2 Ng4 31. h3 Ne5 32. c5 $1 cxd5 33. cxd6 Rc2+ {[#]} (33... f3+ $142 34. Kh1 f2) 34. Kf1 $1 Rc1+ 35. Ke2 f3+ 36. Kd2 Rxg1 37. Rxe5 {Threatening mate with d7. KR-KR} f2 38. d7 f1=Q 39. d8=Q+ Kg7 40. Re7+ Qf7 41. Rxf7+ Kxf7 42. Qxd5+ Kg6 43. Qxb7 Rg3 44. Qd7 {Precision: White = 98%, Black = 48%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Tukhaev, Adam"]
[Black "Anand Nadar"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2551"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,34,16,38,15,15,15,16,12,9,15,14,8,27,6,7,0,17,10,20,0,22]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. O-O {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} Nf6 8. Qe1 e6 {LiveBook: 8 Games} 9. Bf4 $146 {White is slightly better.} (9. f3 {is more complex.} Bh5 10. Qh4 h6 11. Qh3 e5 12. Re1) ({Predecessor:} 9. h3 Bh5 10. Nf4 Bg6 11. Nxg6 hxg6 12. Nd2 Bd6 13. Nf3 Nh5 14. Qe2 Nf4 15. Bxf4 Bxf4 {1-0 (64) Piorun,K (2642)-Donchenko,A (2574) Berlin 2018}) 9... Bd6 10. Bxd6 Qxd6 11. Ng3 O-O 12. Na3 {[%cal Bb1a3,Ba3c2,Bc2d4][%mdl 32]} Rfe8 13. Qd2 e5 14. dxe5 Nxe5 {The position is equal.} 15. Nc2 Rad8 16. Nd4 Nc4 17. Qc2 Qf4 {[%mdl 32768] Loss on Time!?} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Vishnu Prasanna. V"]
[Black "Saurabh Anand"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2532"]
[BlackElo "2294"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,109,14,2,1,37,32,53,40,52,47,46,46,57,55,58,52,55,43,47,43,59,42,41,47,40,38,43,33,45,35,53,40,63,53,61,54,44,25,72,72,72,73,83,75,287,91,287,285,368,365,576,536,522,505,425,379,1128,976,1322,1018,1581,1647,1657,1650,1554,1572,1350,915,1939,1933,29970,29971,29968,2351,29968,6532,29980,29981,29982,29983,29984,29985,29985,29986,29986,29987,29987,29988,29988,29989,29989,29990,29990,29990,29991,29991]} 1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. e3 O-O 6. b3 c5 {D37: Damengambit (5.Lf4)} 7. dxc5 Bxc5 (7... dxc4 8. Bxc4 Bxc5 9. O-O Nc6 10. Bb2 Qe7 11. a3 Rd8 12. Qc2 Bd7 13. Ng5 h6 14. Nge4 Nxe4 15. Nxe4 {1-0 (43) Mamedyarov,S (2799)-Cheparinov,I (2710) Riadh 2017}) 8. Bb2 Nc6 {LiveBook: 6 Partien. Die Stellung ist ausgeglichen.} 9. Be2 b6 (9... dxc4 {is interesting.} 10. Bxc4 Qxd1+ 11. Rxd1 b6 12. O-O Bb7) 10. cxd5 Nxd5 $146 ({Vorgänger:} 10... exd5 11. Bb5 Bb7 12. Bxc6 Bxc6 13. Nd4 Bd7 14. h3 {½-½ (34) Ternault,M (2244)-Dubois,P (2090) Sautron 2014}) 11. Nxd5 Qxd5 12. Qxd5 exd5 13. O-O Bb7 14. Rfd1 Rfd8 15. a3 Rac8 16. h3 Bf8 17. b4 g6 18. Rd2 Bg7 19. Bxg7 Kxg7 20. Rad1 Ne7 21. Nd4 a6 22. Rd3 Rd6 23. Kf1 f5 24. f4 (24. g4 {looks sharper.} h6 25. Kg2 Kf6 26. Bf3 Rd7 27. Kg3) 24... Nc6 25. Nxc6 Bxc6 26. Rc3 Rdd8 27. Rdc1 Bb7 28. Rc7+ Kf6 29. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} Re8 $2 (29... Ke6 $16) 30. g5+ $18 Ke6 {[#]} 31. e4 $1 {[%cal Re4f5]} Rxc7 32. Rxc7 Re7 (32... Bc8 {ist eine bessere Verteidigung.} 33. e5 Bd7 34. Bxa6 Re7) 33. exf5+ gxf5 34. Rxe7+ Kxe7 {[%mdl 4096] Endspiel KL-KL} 35. Bf3 Ke6 $2 (35... h6 36. gxh6 Kf6) 36. Ke2 Bc8 37. Kd3 Kd6 38. Kd4 Be6 39. h4 {[%cal Bh3h4,Bh4h5,Bh5h6][%mdl 32]} Bf7 40. h5 Be6 41. h6 {Schwarz muss nun g6! beachten.} Bf7 42. a4 {[%cal Ba3a4,Ba4b5][%mdl 32]} Bg8 {[#]} 43. g6 $1 {[%mdl 512]} hxg6 {[#]} 44. Bxd5 $1 {[%mdl 512]} Bh7 (44... Bxd5 45. h7) 45. b5 axb5 46. axb5 {Weiß setzt Matt.} Ke7 47. Ke5 Kf8 48. Kf6 Bg8 49. Bxg8 Kxg8 50. Kxg6 Kh8 51. Kxf5 {KB-KB} Kh7 52. Kg5 Kg8 53. Kg6 Kh8 54. f5 Kg8 55. Kf6 {Precision: Weiß = 78%, Schwarz = 39%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Burmakin, Vladimir"]
[Black "Saravana, Krishnan P."]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2528"]
[BlackElo "2360"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,73,26,6,21,6,31,4,33,23,30,19,28,12,28,-8,22,0,-2,-27,-25,-26,-15,-18,0,-23,0,7,0,-15,0,0,0,0,29,30,16,0,23,14,94,93,124,85,90,61,63,60,60,77,64,49,64,62,132,79,141,31,22,21,33,0,8,0]} 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. c3 {LiveBook: 11 Games} a6 {A05: Réti Opening: 1 Nf3 Nf6} (7... Nbd7 8. Nd4 c6 9. f4 O-O 10. Be3 a6 11. Nd2 Rb8 12. h3 Qc7 13. g4 c5 14. Ne2 d5 15. e5 {1-0 (25) Cuhendi,S (2404)-Lajthajm,B (2465) Novi Sad 2017}) 8. a4 Nbd7 9. Na3 O-O 10. axb5 $146 ({Predecessor:} 10. Bd2 Nc5 11. axb5 axb5 12. Be3 c6 13. e5 Nd5 14. d4 Nd7 15. Nc2 Rxa1 16. Qxa1 {0-1 (68) Aguettaz,M (2065)-Ohl,C France 2000}) 10... axb5 11. Nd4 c6 12. Re1 Qc7 13. Be3 Rfe8 14. Ndc2 d5 15. f3 e5 16. Bf2 Rad8 17. exd5 Nxd5 18. d4 b4 19. cxb4 Nxb4 20. Qd2 Nd5 21. Nc4 {[%cal Rd4e5]} exd4 22. Nxd4 Bf8 23. Rxe8 Rxe8 24. Nb3 Ne5 25. Nxe5 Bb4 (25... Qxe5 $11 26. f4 Qh5) 26. Qd4 $16 Qxe5 27. Qxe5 Rxe5 28. f4 Re2 29. Ra7 Bc8 30. Ra8 Re8 31. Bc5 Bxc5+ 32. Nxc5 Nb6 (32... Kf8 $14) 33. Rb8 (33. Bxc6 $142 Nxa8 34. Bxe8) 33... Nd7 {[#]} ({Black should play} 33... Nd5) 34. Nxd7 (34. Rxc8 $1 $16 {[%mdl 512]} Rxc8 35. Nxd7) 34... Bxd7 $14 35. Rb7 Rd8 $1 36. b4 Be8 $1 37. Rb6 {Precision: White = 43%, Black = 36%.} 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Shyam, Sundar M."]
[Black "Koustav Chatterjee"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2518"]
[BlackElo "2364"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,60,18,0,0,9,9,10,0,0,0,-2,0,7,-46,-43,-47,-55,-53,-47,-51,-41,-62,-54,-42,-4,-15,0,-33,-29,-37,0,0,59,0,39,0,0,0,0,0,0,0,0,0,0,-20,-13]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bc1 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Nf6 {LiveBook: 37 Games} (8... Nc6 9. Nxc6 bxc6 10. Bc4 e5 11. b3 Be7 12. Bb2 O-O 13. Qe2 Nf6 14. O-O-O Be6 15. Bxe6 fxe6 {1-0 (40) Hou,Y (2666)-Navara,D (2737) Biel 2017}) 9. f3 e5 10. Nb3 Be6 11. Be3 Nbd7 12. Qd2 Be7 13. O-O-O b5 14. Nd5 $146 (14. h4 $11) ({Predecessor:} 14. Kb1 b4 15. Nd5 Bxd5 16. exd5 a5 17. Bb5 a4 18. Nc1 {½-½ (18) Grimm,D (2271)-Takacs,B (2354) Heviz 2013}) 14... Bxd5 $15 15. exd5 Nb6 $1 16. Bxb6 Qxb6 17. Kb1 O-O 18. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} a5 19. a3 {[%cal Ba2a3,Ba3a4][%mdl 32]} Rfc8 20. h4 Rc7 21. g5 Nh5 $1 22. Bd3 b4 23. a4 $1 Rac8 (23... g6 $11) 24. Bf5 (24. f4 $1 $14) 24... Rd8 25. Bg4 Nf4 {The position is equal.} 26. gxh6 gxh6 27. Bf5 Kh8 28. Rdg1 h5 29. Rg3 Bf6 30. Be4 Rcc8 {Precision: White = 64%, Black = 66%.} 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Tran, Tuan Minh"]
[Black "Suvrajit, Saha"]
[Result "1/2-1/2"]
[ECO "E51"]
[WhiteElo "2512"]
[BlackElo "2217"]
[Annotator "TA"]
[PlyCount "281"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,281,23,10,12,-32,-28,-67,-15,-26,-17,-27,-34,-34,-29,-30,13,30,31,24,22,0,33,23,26,29,41,47,62,0,0,-35,0,-20,-11,-14,0,-64,10,0,8,17,73,-26,-20,-27,-22,-27,-27,-28,-27,-18,0,0,0,0,38,10,11,-15,-22,-28,0,-37,0,0,734,695,665,570,553,540,508,208,208,195,218,206,214,147,135,135,143,33,68,33,31,0,0,0,0,0,13,13,25,35,175,178,187,173,152,139,161,166,166,157,156,162,165,162,145,0,110,88,149,154,144,143,165,164,192,184,186,185,179,179,227,205,187,183,210,205,233,160,150,136,204,203,133,120,158,158,152,125,174,181,193,183,188,182,176,203,117,276,245,243,263,252,252,249,301,124,139,124,122,116,109,109,114,122,137,0,286,289,412,408,427,405,408,202,178,105,105,0,0,0,0,0,0,0,0,0,0,0,0,0,137,136,123,116,116,115,104,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-13,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-29,-8,-8,-8,-8,-8,-8,-8,-10,-8,-8,-11,-45]} 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Be7 8. Nf3 {[%cal Bg1f3,Bf3e5,Be5g4][%mdl 32]} c5 9. O-O a6 {E51: Nimzoindisch (Moderne Variante)} (9... Nbd7 10. e4 cxd4 11. Nxd4 Ne5 12. Be2 Bd7 13. Be3 Nc6 14. Rc1 Nxd4 15. Bxd4 Bc6 16. Qd3 Nd7 17. Qg3 e5 {1-0 (44) Milov,V (2690)-Kortschnoj,V (2598) Baku 2008}) 10. Ne5 $146 ({Vorgänger:} 10. Bd3 Nbd7 11. Qe2 b5 12. dxc5 Nxc5 13. Bc2 Bb7 14. e4 Qc7 15. Bg5 h6 16. Bh4 Nh5 17. Bxe7 Qxe7 {½-½ (64) Hellsten,J (2570)-Berg,E (2589) Gothenburg 2006}) 10... b5 11. Qf3 Ra7 (11... Qc7 $1 $15 12. Be2 (12. Qxa8 Bb7 $17) 12... Nbd7) 12. Bd3 Rc7 13. Rd1 Bb7 14. Qh3 Nbd7 15. Ng4 c4 16. Bc2 Qa8 17. f3 Rd8 18. Kh1 Rcc8 19. Nxf6+ Nxf6 20. e4 Nd7 21. Be3 e5 22. Rd2 (22. Nd5 $14 Bxd5 23. exd5) 22... exd4 $11 23. Rxd4 Nc5 24. Rad1 Rxd4 25. Bxd4 Rd8 26. e5 (26. Nd5 $1 $11 Bxd5 27. exd5) 26... g6 {[#]} (26... h6 $1 $15 27. Be3 Rxd1+ 28. Nxd1 Qd8) 27. e6 $1 {[%cal Re6f7][%mdl 512] jetzt exf7+ und aus.} f6 (27... Nxe6 28. Bxg6) 28. Qg4 Kg7 (28... Nd3 $1 $11 29. Bxd3 cxd3) 29. h4 (29. Ne2 $1 $16) 29... Qc8 $1 {[%cal Rc8e6]} 30. Bf5 {[#] Weiss will h5 spielen.} Nd3 $1 {[%mdl 512]} 31. Bxd3 cxd3 32. Rxd3 Qc4 33. Rd1 Bc8 34. Qf4 Qxe6 35. Ne4 Rd7 36. h5 {[%cal Bh4h5,Bh5h6][%mdl 32]} Qf5 37. h6+ Kf7 38. Qb8 Bb7 39. Re1 Qh5+ (39... Bxe4 $5 40. Rxe4 Bd8 $15) 40. Kg1 {Weiss will mit Sxf6! Matt setzen.} Qh4 $2 {[%mdl 8192]} (40... Bxe4 $11 41. Rxe4 Qxh6) 41. Bf2 Qxh6 42. Nc5 Bc6 43. Nxd7 Bxd7 {[#]} 44. Qb7 (44. Rxe7+ $142 $1 {[%mdl 512]} Kxe7 45. Bc5+ Kf7 46. Qd6 Qc1+ 47. Kh2 Qh6+ 48. Kg3 Qg5+ 49. Kf2 Qh4+ 50. Ke2 Qc4+ 51. Kd2) 44... Qd2 $18 45. Qe4 Bd6 46. Bd4 Kg7 47. Qh4 g5 48. Qf2 Qf4 {[#]} 49. b4 ({Lieber} 49. g3 $1 $16 {[%cal Rg3f4][%mdl 512]} Qf5 (49... Qxg3+ 50. Qxg3) 50. g4) 49... Qh2+ $14 50. Kf1 Bf5 51. Rd1 (51. Qd2 $5 {[%cal Rd2g5]} Qh1+ 52. Bg1 $14) 51... Be6 52. Ke2 Bg3 53. Qg1 Qh4 54. Kd3 Qf4 55. Qe3 Bf5+ (55... Bc4+ $1 $14 56. Kc3 Qxe3+ 57. Bxe3 Kg6) 56. Ke2 $18 Qxe3+ 57. Bxe3 {[%mdl 4096] Endspiel KTL-KL} Be6 58. Bf2 Be5 59. Bd4 Bf4 60. Kf2 h5 61. Bc5 Bc7 62. Bd6 $1 {[%cal Rd6c7]} Bb6+ 63. Bc5 Bc7 64. Rc1 {Und Lf8+! würde nun gewinnen.} Be5 ({Günstiger ist} 64... Kf7) 65. Be3 $16 Bc4 66. Rd1 $1 Be6 67. Rd8 $1 Bb2 68. Rd6 Kf7 69. Rxa6 Bb3 70. Rd6 Bc4 71. Bd4 Ke7 72. Bc5 ({Keinesfalls} 72. Bxb2 $6 Kxd6 73. Bxf6 g4 $14) 72... Kf7 73. Ra6 Bb3 74. Ra5 Ba4 75. Ra7+ Ke6 (75... Kg6 $16 76. Ke3 h4) 76. Re7+ $18 Kd5 77. Re3 h4 78. Rd3+ $1 Kc4 79. Ke2 Bb3 80. Be7 Be5 81. Rd8 $1 Kc3 82. Rf8 $1 Bc4+ 83. Kf2 Bd4+ 84. Ke1 Kb3 85. Bxf6 Be3 86. Ra8 Bf4 87. Kf2 Bg3+ 88. Kg1 (88. Ke3 $18 {und der Rest ist Schweigen.}) 88... Bf4 $16 89. Be7 Be3+ 90. Kh1 Bf4 91. Ra6 Bd3 92. Rc6 Bc4 93. Ra6 (93. Kg1 $16) 93... Bd5 $2 {[%mdl 8192]} (93... Bd3 $1 $11) 94. Rg6 $18 Kxa3 (94... Bc1 {ist eine bessere Verteidigung.} 95. Kg1 (95. Bxg5 Bxa3 96. Rb6 Ka4 $18) 95... Bc4) 95. Bxg5 Bg3 96. Be7 Be1 97. Kh2 (97. Rg5 $142 Bc4 98. f4) 97... Bxb4 98. Bxb4+ (98. Bxh4 $18 Kb3 99. Rb6) 98... Kxb4 {KT-KL} 99. Kh3 (99. f4 $1 $16 {[%cal Rf4f5]} Kc5 100. Rg5) 99... Kc3 $11 100. Kxh4 b4 101. Rd6 Bc4 102. f4 b3 103. f5 b2 104. Rd1 $1 {[%cal Rd1g1]} Kc2 105. Re1 Kd2 (105... b1=R $11 {bleibt in der Remisbreite.} 106. Rxb1 Kxb1) 106. Rg1 Be2 {zielt auf ...Ld1 ab.} 107. f6 Bd1 108. f7 b1=Q {[#] ( -> ...Dh7+)} 109. f8=Q {KDT-KDL} ({Weiss kommt nicht vorbei an} 109. Rxd1+ $1 $16 {[%mdl 512]} Qxd1 110. f8=Q Qe1+ 111. g3) 109... Qh7+ 110. Kg5 Qh5+ 111. Kf6 Qh4+ 112. Ke6 {Schwarz muss nun Dd6+ beachten.} Bb3+ 113. Ke5 Qg5+ 114. Kd6 {Und weiter mit Df2+ wäre nett.} Qd5+ 115. Kc7 {Db4+ ist eine echte Drohung.} Qa5+ 116. Kd7 Qa7+ 117. Kd8 Qb6+ 118. Ke7 Qc5+ 119. Ke8 Qc6+ 120. Ke7 {Droht Df4+ und aus.} Qc5+ (120... Qc7+ {is more complex.} 121. Kf6 Qf4+ 122. Kg7 Qg3+ 123. Kf6 Qf2+) 121. Ke8 Qxg1 (121... Qc8+ {with more complications.} 122. Ke7 Qc7+ 123. Kf6 Qf4+ 124. Kg7 Qg3+) 122. Qb4+ Kc2 123. Qe4+ Kb2 124. Qe5+ Ka3 125. Qd6+ Ka4 126. g3 Bc4 127. Kf8 Qf2+ 128. Qf4 Qc5+ 129. Kg7 Qe7+ 130. Kh6 Qe6+ 131. Kg5 Qg8+ 132. Kh4 Qh7+ 133. Kg5 Qg7+ 134. Kh4 Qe7+ 135. Kh3 Kb3 136. g4 {Die Stellung ist ausgeglichen.} Bd5 137. Kg3 Qe1+ 138. Qf2 Qc3+ 139. Kh4 Qh8+ 140. Kg3 Qe5+ 141. Kh4 {Precision: Weiß = 63%, Schwarz = 57%.} (141. Qf4 $5 {[%cal Rf4e5]} Qe1+ 142. Kh3 $15) 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Erigaisi Arjun"]
[Black "Rozum, Ivan"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2488"]
[BlackElo "2581"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,84,0,0,0,0,0,0,0,0,0,0,-10,-7,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-49,-49,-10,-60,-60,-60,-60,-60,-60,-60,-44,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-72,-67,-109,-106,-103,-112,-96,-94,-131,-119,-170,-164,-163,-163,-666,-633,-602,-564]} 1. Nf3 b6 2. g3 Bb7 3. Bg2 e6 4. O-O d5 5. d4 Nd7 6. Bf4 Ngf6 7. Ne5 Be7 8. c4 O-O 9. Nc3 c6 10. Qb3 {E16: Damenindisch (Hauptfortsetzung mit Lb4)} (10. e4 dxe4 11. Nxe4 Nxe5 12. Nxf6+ Bxf6 13. dxe5 Be7 14. h4 Qxd1 15. Rfxd1 Rfd8 16. a3 Kf8 17. b4 Ke8 {1-0 (30) Vallejo Pons,F (2717)-Karthikeyan,M (2579) Tbilisi 2017}) 10... Nxe5 11. Bxe5 Qd7 {LiveBook: 3 Partien} 12. Rfd1 {Die Stellung ist ausgeglichen.} Ba6 13. cxd5 cxd5 14. e4 Bc4 15. Qc2 Rac8 {[#]} 16. Bxf6 $146 ({Vorgänger:} 16. b3 Ba6 17. Bxf6 Bb4 {½-½ (48) Alavkin,A (2504)-Zagrebelny,S (2484) Togliatti 2006}) 16... Bxf6 17. exd5 (17. b3 {feels hotter.} Ba6 18. exd5 exd5 19. Qd2 Bb7 20. Re1) 17... Bxd5 18. Bxd5 Qxd5 19. Nxd5 Rxc2 20. Nxf6+ gxf6 $11 {[%mdl 4096] Endspiel KTT-KTT} 21. b3 Rd8 22. Rd3 Rd5 23. a4 Rf5 24. Rf1 Kf8 25. f4 (25. d5 $5) 25... Rh5 26. h4 Rd5 27. Rf2 Rc1+ 28. Kg2 h5 29. Kf3 Kg7 30. Re2 Kg6 31. Ke4 $1 b5 32. axb5 Rxb5 33. Ra2 a5 34. Re2 Rf1 35. Rc2 Re1+ 36. Kf3 Rb1 37. Rcc3 Kf5 38. Re3 Rd1 39. Red3 (39. Rc7 $17 {ist wohl besser.}) 39... Rxd3+ $19 40. Rxd3 {[#]} Rd5 $1 41. g4+ $2 (41. Ke3) 41... hxg4+ 42. Kg3 e5 {Precision: Weiß = 53%, Schwarz = 83%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Khusenkhojaev, Muhammad"]
[Black "Sengupta, Deep"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2456"]
[BlackElo "2563"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,100,21,-28,-40,-28,-30,-31,-13,-31,-11,-131,-131,-138,-79,-302,-347,-332,-341,-335,-339,-324,-327,-332,-320,-349,-315,-323,-294,-374,-363,-850,-529,-497,-479,-918,-912,-798,-450,-434,-432,-420,-405,-419,-393,-393,-399,-666,-504,-1833,-1828,-1762,-1804,-1439,-1433,-982,-972,-943,-933,-775,0,-641,0,-984,-983,-880,-873,-2265,-2092,-1827,-1816,-1179,-1060]} 1. Nf3 d5 2. d4 e6 3. c4 c6 4. Qc2 Nf6 5. e3 Nbd7 6. Nc3 Bd6 7. b3 O-O 8. Be2 b6 9. Bb2 Bb7 10. O-O Qe7 11. Rad1 Rad8 {D45: Semi-Slav: 5 e3} 12. e4 (12. Rfe1 Rfe8 13. e4 Nxe4 14. Nxe4 dxe4 15. Qxe4 Bb4 16. Rf1 Bd6 17. Rfe1 Bb4 18. Rf1 Bd6 19. Rfe1 Bb4 {½-½ (19) Radjabov,T (2748)-Carlsen,M (2843) Shamkir 2018}) 12... Nxe4 13. Nxe4 dxe4 14. Qxe4 f5 15. Qc2 c5 16. Rfe1 {LiveBook: 5 Games} Be4 17. Qc1 cxd4 $146 ({Predecessor:} 17... Nf6 18. Ne5 Qc7 19. Qa1 cxd4 20. Bxd4 {½-½ (42) Arlandi,E (2436)-Shytaj,L (2496) Arvier 2012}) 18. Nxd4 Bb4 19. Rf1 Bc5 20. Bd3 (20. Nf3 $11 {remains equal.}) 20... Ne5 $17 21. Be2 {[#]} f4 ({Better is} 21... Ng6 $1 {aiming for ...e5.} 22. Nf3 e5 23. Rxd8 Rxd8) 22. Qc3 $2 {[#]} (22. f3 $17 {might work better.}) 22... Bxg2 $1 $19 {[%mdl 512]} 23. Kxg2 {Threatens to win with Nf3.} Bxd4 24. Rxd4 Rxd4 (24... f3+ 25. Bxf3 Rxd4 26. Qxd4 $17) 25. Qxd4 f3+ 26. Bxf3 Nxf3 27. Qg4 Rf5 28. Kh1 Qb7 29. Rd1 {Rd8+ would kill now.} h5 30. Qh3 $2 (30. Qxg7+ Qxg7 31. Bxg7 Kxg7 32. Kg2) 30... Kh7 31. Bc1 Qe4 {White must now prevent ...Ne1+.} 32. Be3 (32. Rf1 $142 Qc2 33. Bf4) 32... Nh4+ 33. Kg1 Rf3 34. Qf1 {Qd3 would now be nice for White.} Qg4+ ({Weaker is} 34... Rf6 35. Qd3 $17) 35. Kh1 e5 {[%cal Be6e5,Be5f4][%mdl 32]} 36. Rd5 Rf6 37. f4 exf4 38. Bd4 $2 (38. Bg1 Qg6 39. Qd3) 38... Re6 39. h3 (39. Re5 $142 Rxe5 40. Bxe5) 39... Qg6 40. Bf2 Qe4+ 41. Kh2 Nf3+ 42. Kh1 Ne5+ 43. Qg2 Qb1+ 44. Qg1 Qe4+ 45. Qg2 Qb1+ (45... Qf5 $142 46. b4 Rg6 47. Rxe5 Qxe5) 46. Qg1 $1 {[%cal Rg1b1]} Qf5 {Hoping for ...Rg6.Black is clearly winning.} 47. Qf1 Rg6 {( -> ...Qe4+)} 48. Rd4 Nc6 49. Rd5 Qe4+ 50. Kh2 Ne5 {Precision: White = 41%, Black = 82%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Nitin, S.."]
[Black "Narayanan, Srinath"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2432"]
[BlackElo "2525"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,60,0,0,0,0,15,0,4,0,67,60,85,6,19,36,27,26,25,30,30,16,161,154,164,168,160,61,154,61,63,63,64,64,64,64,78,53,38]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 a6 {C13: Französische Verteidigung (Klassisches System)} 9. g3 (9. Qd2 b5 10. O-O-O b4 11. Na4 Qd5 12. b3 Bd7 13. Bc4 Qd6 14. d5 e5 15. Rhe1 e4 16. Nd4 {1-0 (40) Carlsen,M (2832)-Grischuk,A (2750) chess.com INT 2017}) 9... b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. Bg2 Bb7 11. O-O c5 12. d5 b4 13. dxe6 {LiveBook: 14 Partien} bxc3 14. exf7+ Kf8 15. Qc1 Qd6 $146 ({Vorgänger:} 15... Qb6 16. bxc3 {1-0 (30) Amonatov,F (2619)-Grover,S (2467) New Delhi 2017}) 16. bxc3 Qf6 ({Günstiger ist} 16... Be4 $11) 17. Re1 {Und Tb1 würde nun gewinnen.} Nd7 18. Qf4 (18. Qe3 $16) 18... Bd6 $1 $11 {[%cal Rd6f4]} 19. Qc4 Be4 20. Rxe4 fxe4 21. Qxe4 Rd8 {Droht ...Se5 und aus.} 22. Rd1 Be7 (22... Qe7 $11 23. Qd5 Nf6) 23. Bh3 $18 Nb6 24. Rxd8+ Bxd8 25. Qe8+ Kg7 {[#]} 26. Ng5 (26. Be6 $1 $16 Rf8 27. Nh4 Qxf7 28. Bxf7 Rxe8 29. Bxe8) 26... Qxg5 $14 {[#]} 27. Qxh8+ $1 {[%mdl 512]} Kxh8 28. f8=Q+ Qg8 29. Qxc5 {Und weiter mit Dd4+ wäre nett.} Qg7 30. Be6 Qe7 {Precision: Weiß = 52%, Schwarz = 65%.} 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Manik, Mikulas"]
[Black "Gupta, Abhijeet"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2411"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,64,22,29,25,27,26,32,26,25,19,19,16,18,6,29,20,36,9,35,31,18,17,29,41,71,35,41,45,72,63,61,47,27,0,154,0,0,0,97,0,0,0,0,0,0,-2037,-2016]} 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 Be7 10. Be3 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7} (10. h4 h6 11. Be3 h5 12. Kb1 Qc7 13. Bg5 Ne5 14. Bd3 b5 15. Rhe1 b4 16. Nce2 a5 17. f4 Neg4 18. Ng1 {½-½ (91) Short,N (2678)-Li,C (2732) Riadh 2017}) 10... h5 {LiveBook: 90 Games} 11. Nxc6 Bxc6 12. Ne2 {White has an edge.} d5 13. e5 Nd7 14. f4 Bb5 15. Kb1 g6 16. g3 Qc7 17. Bg2 Bxe2 18. Qxe2 {[#]} Bc5 $146 19. Bc1 Nb6 20. b3 Qe7 21. Rd3 Ba3 22. Be3 Nd7 23. Rhd1 $36 {[%mdl 2048] White has good play.} Nc5 24. Rd4 $1 {Black must now prevent c4.} b5 25. Qd2 a5 26. f5 (26. Bxd5 $5 exd5 27. Rxd5 $11) 26... Qc7 $2 (26... gxf5 $11 27. Bg5 Qc7) 27. Bg5 $2 ({White should play} 27. fxe6 $16 fxe6 28. Rf4) 27... gxf5 $11 {Hoping for ...Ne4.} 28. Bf6 Rg8 {[#]} (28... Rh7 $1 $11 {remains equal.}) 29. Bxd5 ({Better is} 29. Rxd5 $1 $16 {[%mdl 512]} exd5 30. Bxd5) 29... exd5 30. Rxd5 {White wants to mate with Rd8+.} Ne6 31. Rd7 Qc8 32. Qxa5 $2 {[%mdl 8192]} (32. c3 $11 Rg6 33. Qd3) 32... Rxa5 {Precision: White = 54%, Black = 56%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Tran, Minh Thang"]
[Black "Amonatov, Farrukh"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2404"]
[BlackElo "2608"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,104,38,34,47,27,44,7,14,0,16,0,0,-32,-31,-14,-2,-64,-71,-75,-50,-44,-31,-32,-20,-29,-23,-32,-26,-97,-80,-86,-94,-85,0,0,119,120,64,77,140,158,164,156,164,141,187,180,218,203,367,365,363,344,368,381,392,378,426,365,608,577,546,249,225,0,0,0,0,0,0,0,0,-39,-36,-52,-64,-56,-68,-562,-525,-542,-529]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Qd3 g6 7. O-O Bg7 8. c4 Nf6 9. h3 O-O 10. Nc3 a6 11. Bxc6 Bxc6 12. Be3 Rc8 {B53: Sicilian: 2...d6: Lines with Qxd4} 13. Nd4 {LiveBook: 37 Games} e6 (13... Nd7 14. Rac1 Qa5 {1-0 (78) Alekseev,E (2616)-Karjakin,S (2760) Riadh 2017}) 14. Rfd1 Qe7 {[#] White has an edge.} 15. Nb3 $146 ({Predecessor:} 15. Nxc6 Rxc6 {1-0 (35) Zhang,Z (2633)-Nguyen,A (2478) Ho Chi Minh City 2016}) 15... Rfd8 (15... b5 $5) 16. Bb6 Re8 17. f3 Nd7 18. Be3 Ne5 19. Qe2 f5 20. f4 (20. Rac1 $11) 20... Nd7 $36 {[%cal Be5d7,Bd7c5,Bc5d3][%mdl 2080] White is under strong pressure.} 21. Qd2 fxe4 (21... Bxc3 $5 22. bxc3 Nf6 23. Qxd6 Qxd6 24. Rxd6 Nxe4 $17) 22. Qxd6 e5 23. Na5 exf4 24. Qxf4 Nc5 {Threatens to win with ...Nd3.} 25. Nxc6 bxc6 26. Qg4 (26. Qd6 $1 $11 Nd3 27. Qxe7 Rxe7 28. Rab1) 26... Nd3 $17 27. Rab1 Rcd8 28. Rd2 Bd4 {[#]} ({Black should play} 28... Ne5 $17 29. Qxe4 Rxd2 30. Bxd2 Qd7) 29. Rxd3 $1 $11 {[%mdl 512]} Bc5 (29... Ba7 $1 $11 {remains equal.} 30. Rxd8 Bxe3+ 31. Kh1 Qxd8) (29... exd3 30. Bxd4) 30. Na4 $1 $16 exd3 31. Bxc5 Qe2 (31... Qe5 $142) 32. Nc3 Qxg4 33. hxg4 d2 {White must now prevent ...Re1+.} 34. Rd1 Rd3 {Hoping for ...Rxc3!} 35. Bf2 Rb8 36. Na4 Rf8 $2 (36... Rd6 37. g5 (37. Bg3 Re8 $16) 37... Rb7) 37. Nc5 $18 Rd6 38. Be3 Rdf6 39. Rxd2 Rf1+ 40. Kh2 h5 41. g5 Ra1 $2 (41... Re8 42. Bf2 a5) 42. Rd7 Rff1 43. Ne6 (43. Bd4 $142 {Intending Rg7+ and mate.} Kf8 44. Rg7) 43... Rae1 {[#] aiming for ...Rh1+.} 44. Rg7+ $2 ({Only move:} 44. Rd3 $1 $18) 44... Kh8 $11 45. Bd4 Rh1+ 46. Kg3 h4+ 47. Kg4 Re4+ 48. Kf3 Rxd4 $1 49. Rxg6 Rxc4 50. Rh6+ Kg8 51. g6 $2 {[%mdl 8192] [#]} (51. Rg6+ $15 Kf7 52. Rf6+ Ke7 53. Nf4) 51... Rf1+ $1 $19 52. Ke2 Rf6 {Precision: White = 41%, Black = 42%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Sidhant, Mohapatra"]
[Black "Lalith Babu M R"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2378"]
[BlackElo "2531"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,102,4,-10,38,0,21,-6,36,-2,-8,-22,-15,-15,-17,-16,0,-8,-1,-20,-25,-22,-19,-28,-17,-32,-25,-54,-52,-61,0,-9,0,0,0,0,0,0,0,0,0,0,0,0,-1,-7,0,-25,-8,-52,0,-85,-85,-74,-97,-171,-164,-177,-136,-567,-439,-223,-364,-1326,-1257,-1245,-751,-2269,-1976,-29976,-29977,-29984,-29984,-29986,-29987,-29987,-29988,-29988,-29989,-29987,-29978,-29978,-29978,-29974,-12840]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 h6 {C77: Spanische Partie (Anderssen-Variante)} 8. Nd5 d6 9. c3 Rb8 10. O-O O-O 11. Be3 {LiveBook: 10 Partien} Bg4 12. h3 Bh5 13. Qe2 $146 ({Vorgänger:} 13. Nxf6+ Qxf6 14. g4 Bg6 15. h4 {0-1 (43) Shyam,S (2552)-Lalith,B (2586) Hoogeveen 2016}) 13... Kh8 14. Kh2 (14. Bxc5 {is more complex.} dxc5 15. Ne3 Nd7 16. g4 Bg6 17. a4) 14... Nxd5 15. Bxd5 Bxe3 16. fxe3 Ne7 17. Bb3 d5 18. exd5 Nxd5 19. Bxd5 Qxd5 20. e4 Bxf3 21. Rxf3 (21. exd5 $2 {geht unter.} Bxe2 22. Rfe1 Bxd3 $19) 21... Qe6 22. a3 c5 23. Raf1 f6 24. Qe3 c4 (24... Rbc8 $15) 25. d4 $11 exd4 26. cxd4 Kg8 (26... Qd7 {with more complications.} 27. e5 Rfe8 28. Rf5 fxe5 29. Rxe5 Rbd8) 27. e5 fxe5 28. Rxf8+ Rxf8 29. Rxf8+ Kxf8 30. dxe5 {[%mdl 4096] Endspiel KD-KD} Qd5 31. Kg3 Ke8 32. Kf2 a5 33. Qc3 a4 34. Qe3 g5 (34... Ke7 $15) 35. Kg3 (35. g3 $11) 35... Ke7 $17 36. Kh2 Ke6 37. Qb6+ (37. Kh1 $17) 37... Kxe5 $19 {...Ke4 ist eine echte Drohung.} 38. Qxh6 Ke4 39. h4 $2 {[%mdl 8192] [#]} (39. Qh5 $17 {nur so!}) 39... Qe5+ 40. Kh1 gxh4 (40... Qxb2 41. Qg6+ Ke3 42. Qxg5+ Kf2 43. Qf4+ Ke2 44. Qf3+ Ke1 45. Qe3+ Kd1 46. h5) 41. Qxh4+ $2 (41. Qc1 Kf5 42. Qb1+ Ke6 43. Qc1) 41... Kd3 42. g4 Kc2 43. g5 Kxb2 44. g6 c3 {Schwarz setzt Matt.} 45. Qb4+ Ka1 46. Qg4 c2 47. Qg1+ Kb2 48. g7 Qh5+ 49. Qh2 Qxh2+ 50. Kxh2 c1=Q 51. g8=Q Qd2+ {Precision: Weiß = 32%, Schwarz = 55%.} (51... Qc2+ $142 52. Kg1 Kxa3 53. Qg5 Qb2 54. Qh5 Ka2 55. Qf3 b4 56. Kf1 b3 57. Qh3 a3 58. Kg1 Qc1+ 59. Kg2 Qc6+ 60. Kh2 b2 61. Qh8 b1=Q 62. Qg8+ Qb3 63. Qxb3+ Kxb3 64. Kg3 a2 65. Kf4 a1=Q 66. Kg3 Qg1+ 67. Kf4 Qf6+ 68. Ke4 Qgd4#) 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Roy Chowdhury, Saptarshi"]
[Black "Rahman, Ziaur"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2338"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,61,-22,5,5,5,-31,26,-18,56,57,70,0,10,0,0,-27,-20,-25,0,4,19,-2,0,0,0,0,-2,-4,-2,-16,-7,-15,-1,-82,-70,-66,-64,-73,-71,-70]} 1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O e5 7. c3 Nge7 8. a3 O-O 9. b4 b6 10. Nbd2 h6 {A04: Unusual lines after 1 Nf3 and King's Indian Attack} 11. Re1 Be6 12. Bb2 Rc8 {LiveBook: 3 Games. The position is equal.} (12... Qd7 13. Nc4 Rad8 14. b5 Nb8 15. a4 Qc7 16. a5 Nd7 17. axb6 axb6 18. Qa4 {1-0 (65) Petrosian,T (2601)-Vachier Lagrave,M (2789) Riadh 2017}) 13. b5 Na5 14. d4 c4 (14... exd4 $15 15. cxd4 g5) 15. Rc1 $146 (15. d5 $5 {[%cal Rd5e6]} Bg4 16. h3 $11) ({Predecessor:} 15. d5 Bg4 16. h3 Bd7 17. a4 a6 18. bxa6 Ra8 19. Ba3 {1-0 (41) Maiwald,J (2490)-Reschke,S (2400) Schoeneck 1996}) 15... Qd7 ({Better is} 15... g5 $11) 16. a4 $14 g5 17. dxe5 (17. d5 $14 Bh3 18. Bxh3 Qxh3 19. Ba3) 17... dxe5 $11 18. Nf1 {[%cal Bd2f1,Bf1e3,Be3c4][%mdl 32]} Rfd8 19. Qxd7 Rxd7 20. Rcd1 Rxd1 21. Rxd1 Ng6 22. Ba3 Nb3 23. Ne3 Bf8 24. Bxf8 Kxf8 25. Bf1 Nc5 26. Nd2 Nxa4 27. Rc1 {[%cal Rf1c4]} Rc5 $36 {[%mdl 2048] Black is more active.} 28. Nexc4 (28. Bxc4 $11 {keeps the balance.} Bxc4 29. Ndxc4) 28... Rxb5 29. Ra1 Nxc3 30. Rxa7 Rb4 31. Rc7 {Precision: White = 29%, Black = 45%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Gomes, Mary Ann"]
[Black "Nihal Sarin"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2290"]
[BlackElo "2551"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,78,20,14,-8,6,-6,-13,-17,-10,-25,-10,-20,-7,-8,0,0,0,0,0,0,5,0,0,-20,-6,-122,-133,-176,-139,-195,-189,-190,-190,-252,-266,-240,-224,-352,-327,-422,-403,-409,-411,-694,-684,-664,-643,-1043,-1024,-1066,-1071,-1037,-969,-29990,-29991,-29993,-29994,-29994,-29995,-29995,-29996]} 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. O-O Be7 8. Rb1 a5 9. d3 O-O {A29: English Opening: Four Knights Variation with 4 g3} 10. Be3 Be6 {LiveBook: 68 Games} 11. Qd2 (11. Bxb6 cxb6 12. a3 f5 13. e3 Bf6 14. Rc1 Kh8 15. Re1 Bf7 16. Nb5 Bh5 17. Qc2 {0-1 (39) So,W (2812)-Karjakin,S (2781) Paris 2017}) 11... f5 $146 {The position is equal.} ({Predecessor:} 11... f6 12. Rfc1 Nd4 13. Bxd4 exd4 14. Ne4 a4 15. Nc5 Bxc5 16. Rxc5 Bxa2 {0-1 (44) Hiebler,L (2110)-Saduakassova,D (2423) Bhubaneswar 2016}) 12. Ng5 Bxg5 13. Bxg5 Qd7 14. Be3 Nd5 15. f4 exf4 16. Bxf4 Rae8 17. Rbc1 Rf7 18. b3 Nxc3 19. Rxc3 h6 20. h4 Bd5 21. Bh3 (21. e4 $5 fxe4 22. dxe4 Bxe4 23. Qxd7 Rxd7 24. Re3 $11) 21... Qe7 22. Re1 {[#]} (22. Rf2 $11) 22... Nd4 $1 $17 23. Kf2 Ne6 {aiming for ...Qf6.} 24. h5 (24. Bg2 $17 {is a better defense.} Bxg2 25. Kxg2) 24... Qf6 $36 {[%mdl 2048] Black is really pushing.} 25. Rcc1 Rfe7 ({Much less strong is} 25... Nxf4 26. Qxf4 a4 27. Bg2 $15) 26. e4 (26. Bg2 $142) 26... fxe4 27. Bxe6+ Qxe6 28. dxe4 (28. d4 {was necessary.}) 28... Bxe4 29. Kg1 Qg4 30. Qe2 Bf3 31. Qc4+ (31. Qxe7 $142 Rxe7 32. Rxe7) 31... Kh8 32. Rxe7 Rxe7 33. Qd3 {[#] And now Qd8+ would win.} Qxh5 34. Qd8+ Re8 {( -> ...Qh1+)} 35. Qh4 Qg6 {Hoping for ...Re2.} 36. Bxc7 Qd3 {Black mates.} 37. Rf1 Qe3+ 38. Rf2 Qc1+ 39. Rf1 Qc5+ {Precision: White = 35%, Black = 68%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Prasad, Devaki V"]
[Black "Laxman, R.R."]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2284"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,96,26,5,16,4,0,4,27,0,0,11,14,14,27,21,27,20,27,0,12,0,10,0,7,0,0,1,9,-3,-3,-3,0,-3,-3,-6,0,-12,-12,-29,0,-29,-32,-42,0,0,0,0,27,4,146,8,8,8,137,137,137,137,139,142,135,139,979,905,1045,1076,1054,1010,873,109,77]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8. Bf1 O-O 9. d4 Bf6 10. Re1 Re8 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} 11. c3 Rxe1 12. Qxe1 Qe8 13. Qxe8+ Nxe8 14. Bf4 d5 15. Bd3 {LiveBook: 11 Games} Be7 16. Nd2 Bd6 17. Re1 Be6 {[#]} (17... Bd7 {feels hotter.} 18. Bxd6 Nxd6 19. Nf3 f6 20. g3 Re8) 18. Bg3 $146 ({Predecessor:} 18. Bxd6 Nxd6 {½-½ (18) Vysochin,S (2526)-Efimenko,Z (2708) Olginka 2011}) 18... Bxg3 19. hxg3 Nd6 20. f3 b6 21. Kf2 g6 22. g4 Kg7 23. Re5 h6 24. Kg3 Re8 25. Kf2 c6 26. Ke1 f6 27. Re2 Kf7 28. Nf1 f5 29. gxf5 Bxf5 30. Rxe8 Kxe8 31. Bxf5 Nxf5 $11 {[%mdl 4096] Endgame KN-KN} 32. g4 Nd6 33. Ng3 Ke7 34. Ke2 Kf6 35. f4 c5 36. dxc5 bxc5 37. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} c4 38. a4 g5 (38... Kf7 $11) 39. Ke3 ({White must play} 39. f5 $1 $16) 39... gxf4+ 40. Kxf4 Ke6 {[#]} (40... d4 $1 $11 {remains equal.}) 41. b5 $1 $16 d4 42. cxd4 c3 {[#]} 43. Ke3 $1 Nc4+ 44. Kd3 c2 $2 {[%mdl 8192]} (44... Nb2+ $16 45. Kxc3 Nxa4+ 46. Kb4 Nb6) 45. Kxc2 $18 Ne3+ 46. Kd3 Nxg4 47. a5 Nf6 48. Kc4 $2 (48. Ne4 $18 {Nxf6 is the strong threat.} Ne8 49. Kc4) 48... Kd7 {Precision: White = 36%, Black = 50%.} 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Jayakumaar S"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2276"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,88,40,4,73,0,29,0,8,-13,57,39,110,91,99,101,92,90,178,126,182,168,156,119,122,120,125,117,116,120,106,106,137,110,132,125,237,56,52,0,0,-37,-50,-80,-82,-91,-83,-125,-113,-108,-115,-124,-118,-130,-102,-131,-88,-148,-153,-156,-145,-200,-199,-355,-322,-432,-450,-462,-458,-456,-456,-509,-503,-502,-495,-614,-603,-1064,-1118]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. a4 {LiveBook: 35 Games} Bb4 {[#] B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2} (7... Nf6 $11) 8. O-O (8. Nxc6 $1 $16 Bxc3+ 9. bxc3 bxc6 10. O-O) 8... Nge7 $146 ({Predecessor:} 8... Nf6 9. Bg5 Qa5 10. Bxf6 gxf6 11. Nb3 Qc7 12. f4 b6 13. Bd3 Bb7 14. Qe2 Be7 15. Nd1 Nb4 16. Ne3 Bc6 17. Nd4 Nxd3 18. cxd3 {½-½ (49) Nevednichy,V (2538)-Sikula,V (2412) Hungary 2005}) 9. Nb3 b6 {The position is equal.} 10. f4 d5 (10... O-O $11) 11. exd5 $14 Bxc3 (11... Nxd5 $14 12. Nxd5 exd5) 12. d6 $36 {[%mdl 2048] [#] White is really pushing.} ({Don't do} 12. dxc6 Bf6 $11) 12... Bd4+ $1 {[%mdl 512]} 13. Nxd4 Qxd6 14. Bf3 {Strongly threatening Nxc6.} Qd7 (14... Bb7 $16) 15. Be3 (15. Nxc6 $18 Nxc6 16. Ra3) 15... Rb8 (15... Bb7 $16) 16. Nxc6 $18 Nxc6 17. Qe1 {And now Qc3 would win.} O-O 18. Rd1 Qc7 19. Qc3 Bb7 20. b4 {Black must now prevent b5.} b5 21. Bd4 f6 22. a5 Rbc8 23. Bb6 Qxf4 (23... Qf7 $16) 24. Qe1 $2 (24. Bc5 $18 Qb8 25. Bxf8 Kxf8 26. Qe3) 24... Qc4 $14 25. Rd7 ({White should play} 25. Qe3 $14) 25... Ba8 $1 $11 26. Qg3 {[%csl Gd7][%cal Rg3g7]} Rf7 27. Rfd1 {[#]} Ne5 $1 28. Rd8+ Rf8 {Threatens to win with ...Rcxd8.} 29. R8d4 Qxc2 {...Bxf3 is the strong threat.} 30. Bxa8 Rxa8 31. Bc5 Rfe8 32. Rd6 h5 33. Rf1 Qg6 34. Qh3 (34. Qxg6 $142 Nxg6 35. Rb6) 34... Qg4 $17 35. Qxg4 hxg4 36. Re1 (36. Rfd1 $17 {might work better.}) 36... Kf7 $19 37. Bd4 $2 (37. Rb6 {was necessary.}) 37... Nc4 38. Rc6 e5 {Black is clearly winning.} 39. Bc5 Rec8 40. Rxc8 Rxc8 41. Rd1 Ke6 42. Kf2 f5 {[%cal Bf6f5,Bf5f4][%mdl 32]} 43. Kg3 f4+ 44. Kxg4 {[#]} Rxc5 $1 {[%mdl 512] Precision: White = 31%, Black = 53%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.17"]
[Round "4"]
[White "Kushagra Mohan"]
[Black "Sundararajan, Kidambi"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2256"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,60,8,0,11,4,0,0,0,0,0,0,0,0,13,11,25,20,29,28,38,31,49,43,59,68,79,53,55,16,70,27,31,34,43,28,33,23,34,9,11,0,28,0,10,0,23]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 O-O 8. Bc4 Nd7 9. c3 {LiveBook: 3 Games. C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack} (9. Qe2 Be7 10. O-O-O c5 11. Kb1 Qc7 12. Neg5 Nb6 13. Bd3 h6 14. h4 Nd5 15. Ne5 Bd6 16. Bh7+ Kh8 17. Qh5 Bxe5 18. dxe5 f6 19. Be4 Nf4 20. Qf3 fxg5 21. hxg5 Bd7 22. gxh6 g6 23. g3 Nh3 {0-1 (23) Van Kampen,R (2615)-Shankland,S (2652) Wijk aan Zee 2015}) 9... Be7 10. Qe2 c5 11. Rd1 cxd4 12. Nxd4 Qb6 13. O-O Ne5 $146 ({Predecessor:} 13... Rd8 14. Rfe1 Ne5 15. Bb3 Ng6 16. Qh5 Bd7 {½-½ (26) Milde,L-Ehrlich,S DESC email 2005}) 14. Bb3 Bd7 15. Qh5 $36 {[%mdl 2048] White has good play.} Ng6 16. Ng5 Bxg5 $1 17. Qxg5 Rac8 18. Rd2 Rc5 19. Qe3 Rc7 20. Rfd1 Re8 21. g3 Qc5 22. f4 (22. Qe4 {looks sharper.} Qe5 23. Qf3 Qc5 24. Bc2 Ne7 25. Be4) 22... b5 ({Better is} 22... e5 $11 23. Nc2 Qe7) 23. Nc2 Qxe3+ $1 24. Nxe3 Bc6 25. Nc2 Kf8 26. Nd4 Bd7 27. Nf5 Bc6 28. Nd4 Bd7 $1 29. Nf5 Bc6 30. Nd4 Bd7 $1 {Precision: White = 37%, Black = 67%.} 1/2-1/2

