[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Amonatov, Farrukh"]
[Black "Aditya Mittal"]
[Result "*"]
[ECO "B93"]
[WhiteElo "2621"]
[BlackElo "2251"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,56,-42,-43,-53,-37,-44,-18,-62,-67,-64,-69,-74,-70,-69,-68,-79,27,-157,0,-94,3,-305,-49,-58,8,9,43,33,35,34,43,39,17,52,51,51,93,97,104,89,103,68,64]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Qe2 {B93: Sicilian Najdorf: 6 f4} (8. a4 Be7 9. Bc4 O-O 10. Qe2 exf4 11. Bxf4 Nc5 12. O-O Be6 13. Bxe6 fxe6 14. e5 Nd5 15. Nxd5 exd5 16. exd6 Bxd6 17. Be3 Re8 18. Qd2 Bf8 19. Kh1 Rc8 20. Bxc5 Bxc5 {½-½ (29) Smirin,I (2676)-Wojtaszek,R (2733) Poikovsky 2016}) 8... b5 {[%cal Bb7b5,Bb5b4][%mdl 32] LiveBook: 3 Games} 9. Bd2 Bb7 10. O-O-O {Black is slightly better.} Qc7 11. Kb1 $146 ({Predecessor:} 11. a3 Rc8 12. Be1 Be7 13. Rg1 exf4 14. Nd4 g6 15. g4 Nc5 {1-0 (51) Dechant,G (1904)-Roessel,L (1790) Lingen 2015}) 11... Be7 12. g4 b4 13. Nd5 Nxd5 14. exd5 Bxd5 15. Bg2 Bb7 (15... O-O $17 16. Bxb4 Rab8) 16. Bf1 $2 (16. Bxb4 $11 Rb8 17. fxe5 Bxf3 18. Bxf3 Nxe5 19. Bd2) 16... Bd5 (16... Rc8 $142 17. Rc1 O-O) 17. Bg2 $1 $17 Rb8 (17... O-O $17) 18. Bf1 $2 {[%mdl 8192]} (18. fxe5 $11 Qa5 19. a3 dxe5 20. Nxe5 Nxe5 21. Bxd5 (21. Qxe5 $2 Ba2+ {[%mdl 64] Discovered Attack} 22. Kxa2 Qxe5 $19) 21... Qxd5 22. Bf4) 18... Ra8 $2 (18... Qb7 $19 19. Bg2 {[#]} Bxa2+ $1 {[%mdl 512]} 20. Kc1 (20. Kxa2 $2 b3+ {[%mdl 64] Double Attack} 21. Ka1 bxc2 $19) 20... Qc7 21. fxe5 dxe5) 19. Bg2 {[%cal Bf1g2,Bg2f3,Bf3d5][%mdl 32]} Rb8 ({Black should play} 19... Bc4 $15 20. Qe3 Rc8 21. Bxb4 Be6) 20. fxe5 $11 Bxf3 21. Bxf3 {[#] Strongly threatening exd6.} Nxe5 22. Bd5 a5 23. g5 {[%mdl 1024] White has compensation.} O-O 24. h4 {[%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} Kh8 25. h5 f5 26. h6 {Intending hxg7+ and mate.} g6 27. Bf4 Rbe8 28. Rhe1 Bd8 $1 {Accuracy: White = 44%, Black = 34%.} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Pantsulaia, Levan"]
[Black "Vantika Agrawal"]
[Result "*"]
[ECO "A05"]
[WhiteElo "2597"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,11,39,40]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 {LiveBook: 1523 Games} {Predecessor:} c5 $146 7. c4 Ne4 8. Qc2 Qa5+ 9. Nbd2 Bf5 10. Nh4 Nxg3 11. Nxf5 Nxf5 12. Bxb7 Nxd4 13. Bxd4 Bxd4 14. Rd1 Na6 15. Bxa8 Rxa8 {½-½ (75) Artemiev,V (2697)-Mamedyarov,S (2809) Moscow 2018} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Pantsulaia, Levan"]
[Black "Vantika Agrawal"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2597"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,105,31,22,30,-7,-6,-4,0,-24,-25,-26,0,-22,-14,-18,0,-32,21,10,7,5,13,7,66,59,81,67,72,72,116,113,129,141,126,129,254,257,303,306,266,296,387,385,422,277,366,299,324,327,306,165,643,618,747,762,741,734,722,655,749,601,608,581,1084,1078,1107,1015,1427,1135,2976,2943,2726,2420,29986,29987,29987,29988,29987,29971,6502,6620,29986,29987,29987,29988,29988,29989,29988,29989,29992,29993,29993,29994]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 a5 7. O-O a4 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} 8. b4 {LiveBook: 4 Games} (8. c4 c6 9. e3 Bg4 10. h3 Bxf3 11. Bxf3 Nbd7 12. Nc3 a3 13. Bc1 e5 14. dxe5 Nxe5 15. Bg2 {1-0 (42) Giri,A (2782)-Aronian,L (2767) chess.com INT 2018}) 8... d5 9. Na3 c6 $146 {The position is equal.} ({Predecessor:} 9... Nc6 10. b5 Na5 11. Ne5 c6 12. c4 cxb5 13. cxb5 Bf5 14. Rc1 Qd6 15. Qxa4 {1-0 (37) Meier,G (2650)-Tissir,M (2381) Riadh 2017}) 10. c4 Qb6 11. Bc3 Ne4 12. Be1 Rd8 13. Rc1 Be6 14. e3 Nd7 15. Qe2 Qa6 (15... dxc4 $15 16. Nxc4 Qb5) 16. b5 $11 cxb5 17. cxb5 Qd6 18. Qb2 Ndc5 (18... Qb6 $11) 19. Ne5 $1 $36 {[%cal Bf3e5,Be5d3,Bd3f4][%mdl 2080] White fights for an advantage.} ({And not} 19. dxc5 Bxb2 20. cxd6 Bxc1 $17) 19... Qb8 {next ...Bxe5 is good for Black.} 20. Qe2 Nd7 {[#]} 21. Nd3 $1 Nb6 22. Bb4 Re8 23. Nf4 Bd7 {[#]} 24. Bc5 $1 {[%cal Rc5b6]} Nxc5 (24... e5 $16 {is a better defense.}) 25. dxc5 $18 e5 26. Nxd5 (26. cxb6 exf4 27. Bxd5 Be6 $16) 26... Nxd5 27. Bxd5 Bh3 28. Rfd1 Qc7 29. Qf3 h5 {and if ...Bg4 works, Black does fine.} 30. Bxb7 Rab8 31. Bc6 e4 32. Qf4 ({Not} 32. Bxe4 Bg4 $17) (32. Qe2 $142 Bg4 33. Qc4 Bxd1 34. Rxd1) 32... Be5 $2 (32... Re5) 33. Qxe4 Re7 34. b6 Qc8 35. Bd5 Kg7 36. b7 Qf8 37. Nc4 Bb2 38. Qh4 ({Weaker is} 38. Nxb2 Rxe4 39. Bxe4 Qe7 $16) 38... Bg4 39. Nxb2 f6 40. Rd4 Re5 41. Nd3 g5 42. Nxe5 gxh4 43. Nxg4 hxg4 44. Rxg4+ Kh6 45. Rxh4+ Kg6 46. Rxa4 Qd8 47. e4 f5 48. c6 {White mates.} Qc7 49. Ra8 Rxb7 50. cxb7 Qxc1+ 51. Kg2 f4 52. b8=Q f3+ 53. Kxf3 {Accuracy: White = 51%, Black = 32%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Rozum, Ivan"]
[Black "Visakh N R"]
[Result "*"]
[ECO "D38"]
[WhiteElo "2589"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,17,31,33]} 1. c4 e6 2. Nc3 d5 3. d4 Bb4 4. Nf3 Nf6 5. Qb3 c5 6. dxc5 Nc6 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 7. Bg5 dxc4 8. Qxc4 Qa5 9. Bxf6 {LiveBook: 55 Games} {Predecessor:} gxf6 $146 10. Rc1 Qxc5 11. Qf4 Ke7 12. g3 e5 13. Qh6 Bxc3+ 14. bxc3 {1-0 (42) Wang,H (2680)-Vidit,S (2687) Chengdu 2017} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Rozum, Ivan"]
[Black "Visakh N R"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2589"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,69,36,27,40,20,14,14,35,32,22,15,8,11,4,0,0,0,0,0,0,0,0,-10,0,0,5,0,0,0,0,0,0,0,3,0,0,0,9,0,0,0,4,4,4,4,4,4,4,4,5,6]} 1. c4 e6 2. Nc3 d5 3. d4 {[%cal Bd2d4,Bd4c5][%mdl 32]} Bb4 4. Nf3 Nf6 5. Qb3 c5 6. dxc5 Nc6 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} (6... Na6 7. a3 Bxc3+ 8. Qxc3 Nxc5 9. cxd5 Qxd5 10. Be3 Nce4 11. Qe5 Qxe5 12. Nxe5 Nd5 13. Bc1 Bd7 14. f3 {½-½ (34) Nisipeanu,L (2672)-Wojtaszek,R (2733) Dortmund 2018}) 7. Bg5 dxc4 8. Qxc4 Qa5 9. Bxf6 gxf6 10. Rc1 Bxc5 11. e3 {LiveBook: 8 Games} Bd7 12. a3 Be7 $146 ({Predecessor:} 12... Rc8 13. Be2 Ne5 14. Nxe5 fxe5 {1-0 (48) Rozum,I (2505)-Swiercz,D (2631) Yerevan 2014}) 13. Be2 Ne5 14. Nxe5 Qxe5 15. Qb3 {The position is equal.} Rb8 16. Bb5 Bxb5 17. Nxb5 O-O 18. O-O a6 19. Nd4 f5 20. g3 Bf6 21. Rc4 Qd5 22. Qc2 Rfd8 23. Rc1 Qe4 24. Nb3 Qxc2 (24... Qf3 {looks sharper.} 25. Nd4 Qh5 26. Ne2 b5 27. Rc6 Qf3) 25. R1xc2 b6 26. Rc7 Be5 27. Ra7 a5 28. Ra6 Rd1+ 29. Kg2 Rb1 30. Nd4 {[#] Black must now prevent Nc6.} Bxd4 31. exd4 Rd1 32. Rc6 Rxd4 33. Raxb6 Rxb6 34. Rxb6 a4 35. Kf3 {Accuracy: White = 70%, Black = 79%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Paichadze, Luka"]
[Black "Rohith Krishna S"]
[Result "*"]
[ECO "A02"]
[WhiteElo "2583"]
[BlackElo "2382"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 7,7,5]} 1. f4 f5 2. g3 (2. Nf3 Nf6 3. b3 b6 4. Bb2 Bb7 5. Bxf6 exf6 6. e3 Na6 7. a4 Nc5 8. a5 g6 9. a6 Bd5 10. Nc3 Bf7 11. Bc4 Ne6 12. O-O {0-1 (80) Rapport,R (2713)-Laznicka,V (2675) Novy Bor 2014}) 2... Nf6 3. Bg2 g6 4. Nf3 {Predecessor:} Bg7 $146 5. O-O O-O 6. Nc3 d5 7. e3 c6 8. a4 a5 9. Qe2 Qb6 10. Kh1 Be6 11. Ng5 Bf7 12. d3 e6 13. Bd2 h6 14. Nxf7 Rxf7 15. Rab1 Nbd7 {½-½ (15) Drazic,S (2453)-Lajthajm,B (2465) Novi Sad 2017} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Paichadze, Luka"]
[Black "Rohith Krishna S"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "2583"]
[BlackElo "2382"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,137,7,12,0,15,15,26,15,19,24,30,16,32,20,33,26,19,21,23,13,55,36,30,28,32,30,37,9,16,20,25,15,21,15,15,15,15,10,23,15,15,15,15,15,15,15,15,11,23,11,15,12,12,5,12,15,25,4,4,0,0,0,14,14,25,27,10,11,22,22,22,19,22,8,8,0,0,0,8,0,0,0,8,8,8,8,8,8,8,8,17,8,8,8,22,0,8,8,8,8,17,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0,8,8,8,0,8,8,8,8]} 1. f4 f5 2. g3 (2. Nf3 Nf6 3. b3 b6 4. Bb2 Bb7 5. Bxf6 exf6 6. e3 Na6 7. a4 Nc5 8. a5 g6 9. a6 Bd5 10. Nc3 Bf7 11. Bc4 Ne6 12. O-O {0-1 (80) Rapport,R (2713)-Laznicka,V (2675) Novy Bor 2014}) 2... Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O {LiveBook: 5 Games} 6. Nc3 {A02: Bird's Opening} d6 7. d3 e5 8. e4 {White has an edge.} fxe4 $146 ({Predecessor:} 8... Nc6 9. Kh1 Qe8 10. fxe5 dxe5 11. Bg5 Be6 12. exf5 gxf5 13. Qe2 Qh5 14. Bh4 h6 {0-1 (49) Daneshpour,S (2106)-Ezzati,F (2259) Iran 2005}) 9. dxe4 exf4 10. Bxf4 Nc6 11. e5 dxe5 12. Qxd8 Nxd8 13. Bxe5 c6 14. Nd4 Ne8 15. Rfe1 Nf7 16. Bxg7 Nxg7 17. Ne4 Nf5 18. Rad1 Rd8 19. c3 Nxd4 20. cxd4 Rb8 21. d5 cxd5 22. Nf6+ Kg7 23. Nxd5 Bf5 24. Re7 Rd7 25. Rxd7 Bxd7 26. Nf4 Bc6 27. Bxc6 bxc6 $11 {[%mdl 4096] Endgame KRN-KRN} 28. b3 Rb7 29. h3 Re7 30. Kf2 Kf6 31. Rd4 Ne5 32. Rd6+ Kf5 33. Ne2 c5 34. g4+ Kg5 35. Rd5 Kf6 36. Nf4 g5 37. Rd6+ Kf7 38. Ne2 {The position is equal.} c4 39. bxc4 Nxc4 40. Ra6 Ne5 41. Nc3 Nd3+ 42. Kf3 Ne1+ 43. Kf2 Nd3+ 44. Kf3 Ne1+ 45. Kf2 Nd3+ 46. Kg2 Nf4+ 47. Kf3 Nxh3 48. Rh6 Nf4 49. Rxh7+ Ke6 50. Rxe7+ (50. Ne4 {keeps more tension.} Rxh7 51. Nxg5+ Ke5 52. Nxh7 Nd5 53. Ng5) 50... Kxe7 {KN-KN} 51. Ke4 {[#] Nd5+ is the strong threat.} Ke6 52. Nb5 Ne2 53. Ke3 Nc1 54. a3 a5 55. Nd4+ Kd5 56. Nf3 Nb3 57. Nxg5 {Strongly threatening Nf3.} Nd4 58. Kd3 Nb5 $1 59. a4 Nd6 60. Nh3 {aiming for Nf4+.} Kc5 61. Kc3 Ne4+ 62. Kb3 Kd4 63. Nf4 Nc5+ 64. Ka3 $1 Ke5 65. Ne2 Kf6 66. Nd4 Kg5 67. Nb3 Nxa4 68. Kxa4 Kxg4 69. Nxa5 {Precision: White = 64%, Black = 68%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gupta, Abhijeet"]
[Black "Kulkarni, Vikramaditya"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2581"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,88,71,91,36,85,76,113,66,135,133,175,175,178,146,128,59,113,23,33,33,45,10,0,6,0,0,0,3,3,8,325,330,309,316,316,164,298,44,41,43,43,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 e6 2. c4 d5 3. Nf3 c6 4. Nc3 f5 5. Bf4 Nf6 6. e3 Ne4 {A84: Dutch Defence: 2 c4 Miscellaneous} (6... Be7 7. Bd3 O-O 8. h3 Ne4 9. Qb3 Nd7 10. cxd5 cxd5 11. Rc1 a6 12. O-O g5 13. Bh2 Ndf6 14. Rc2 g4 15. Ne5 Bd6 16. Ne2 gxh3 17. gxh3 Ng5 18. Nf4 Bxe5 19. dxe5 Ne8 20. f3 Kh8 21. Kh1 Ng7 22. Rg2 Ne8 23. Qb4 {1-0 (23) Diermair,A (2508)-Fauland,A (2419) Vienna 2018}) 7. Qc2 Bb4 8. Bd3 O-O {LiveBook: 4 Games. White is better.} 9. a3 (9. O-O $16) 9... Be7 10. h3 Nd6 $146 ({Predecessor:} 10... Nd7 11. O-O-O Qa5 12. Bxe4 fxe4 13. Nd2 b5 14. c5 {0-1 (42) Packa,L (2220)-Lesny,S Slovakia 1995}) 11. cxd5 exd5 (11... cxd5 $14 12. Qb3 Nc6) 12. g4 $16 Qe8 13. O-O-O b5 14. Rhg1 a5 15. Be5 (15. gxf5 $16 Nxf5 16. Ne2) 15... Nd7 $14 {[#]} 16. gxf5 (16. Ne2 $1 $16) 16... Nxe5 $11 17. dxe5 Nxf5 18. Nd4 Nxd4 19. Bxh7+ Kh8 20. Rxd4 {aiming for Bg6.} Qh5 21. Bg6 Qxe5 22. Qe2 {Strongly threatening f4.} Rf5 $2 {[%mdl 8192]} (22... Kg8 $1 $11 {and Black is okay.}) 23. Bxf5 $18 Bxf5 24. Qh5+ Kg8 25. Ne2 (25. Rf4 $142 Rf8 26. Ne2) 25... Rf8 (25... Bf6 $142) 26. Ng3 $2 ({White must play} 26. Rf4 $18 {And now Nd4 would win.} c5 {[#]} 27. Rg6 $1 {[%mdl 512]}) 26... Bxa3 $1 $14 27. bxa3 c5 28. Nxf5 (28. e4 $5 {[%cal Rg3f5]} Qxd4 29. Nxf5 Qc3+ 30. Kd1 Qd3+ 31. Ke1 (31. Kc1 Qxa3+ 32. Kb1 Qb4+ 33. Ka2 Qd2+ 34. Kb1 Qb4+ 35. Ka2 Qa4+ 36. Kb2 Qb4+ 37. Ka2 $11) 31... Qxe4+ 32. Ne3 $11) 28... Rxf5 {The position is equal.} 29. Rxg7+ Kxg7 {[%mdl 4096] Endgame KQR-KQR} 30. Rg4+ Kf8 31. Qh6+ Ke7 {( -> ...Qa1+)} 32. Qh4+ Ke6 33. Kb1 Qc3 34. Rg6+ Rf6 35. Qg4+ Kd6 36. Qf4+ Ke6 37. Qg4+ Kd6 38. Qf4+ Ke6 39. Rxf6+ Qxf6 $11 {KQ-KQ} 40. Qc7 Qg6+ 41. Kb2 $1 {Hoping for Qc6+.} Qf6+ 42. Kb1 Qg6+ 43. Kb2 $1 {Threatens to win with Qc6+.} Qf6+ 44. Kb1 Qg6+ {Precision: White = 52%, Black = 41%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gupta, Abhijeet"]
[Black "Kulkarni, Vikramaditya"]
[Result "*"]
[ECO "A40"]
[WhiteElo "2581"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,15,82,73]} 1. d4 e6 2. c4 d5 3. Nf3 c6 4. Nc3 f5 5. Bf4 Nf6 6. e3 Ne4 {A84: Dutch Defence: 2 c4 Miscellaneous} 7. Qc2 Bb4 8. Bd3 {LiveBook: 4 Games} {Predecessor:} O-O $146 9. O-O Nd7 10. cxd5 exd5 11. Qb3 Nxc3 12. Qxb4 Ne4 13. Ne5 Nxe5 14. Bxe5 Qb6 15. Qa3 Bd7 16. f3 Nf6 17. h3 Rae8 18. Rf2 Be6 {1-0 (44) Jojua,D (2565)-Gvetadze,S (2334) Tbilisi 2014} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Karthikeyan, Murali"]
[Black "Arpita, Mukherjee"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2570"]
[BlackElo "2132"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,63,6,29,20,27,11,27,32,33,28,62,60,350,0,39,0,74,80,91,77,84,81,107,102,138,126,126,126,181,0,99,0,181,189,208,175,211,216,272,254,271,250,251,247,226,185,1065,0,217,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. O-O Nbd7 {LiveBook: 4 Games. B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (8... O-O 9. Ng3 Be6 10. Nd5 Bxd5 11. exd5 g6 12. Bh6 Re8 13. c4 Nbd7 14. b4 Bf8 15. Bg5 h6 16. Bd2 e4 {½-½ (46) Najer,E (2683)-Wojtaszek,R (2738) Batumi 2018}) 9. Ng3 Nc5 10. Be3 Nxd3 $146 {The position is equal.} ({Predecessor:} 10... Qc7 11. Qd2 O-O 12. Kh1 Be6 13. f4 Nxd3 14. cxd3 exf4 15. Bxf4 Qd8 16. d4 {0-1 (46) Bilic,S-Marczuk,A (1939) Porec 2015}) 11. Qxd3 Be6 12. Bg5 Rc8 13. Nf5 Ra8 $2 {[%mdl 8192] [#]} ({Black should try} 13... O-O $14) 14. Ng3 $2 (14. Nxg7+ $18 Kd7 15. Rad1) 14... Rc8 $14 15. Nf5 Bxf5 (15... Ra8 $1 $11) 16. exf5 $16 O-O {[#]} 17. Bxf6 $1 Bxf6 18. Nd5 b5 19. c3 Rc5 20. a4 Re8 21. Rfe1 Bg5 (21... Qd7 $16 {was worth a try.}) 22. Rf1 (22. axb5 $18 axb5 23. g3) 22... Bf6 23. Rfe1 (23. Rfd1 $16) 23... Bg5 $18 24. axb5 axb5 25. g3 Qb8 26. Ra6 Rd8 27. b4 {[%cal Bb2b4,Bb4c5][%mdl 32]} Qb7 28. bxc5 Qxa6 29. h4 Bf6 30. Rd1 Bg5 $2 (30... h6 31. Nxf6+ gxf6 32. cxd6 Qc6) 31. Re1 $2 (31. hxg5 Kh8 32. Nb4) 31... Bf6 32. Rd1 $2 {Accuracy: White = 55%, Black = 27%.} (32. Nb4 $18 Qb7 33. Rd1 (33. cxd6 h6 $16)) 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Karthikeyan, Murali"]
[Black "Arpita, Mukherjee"]
[Result "*"]
[ECO "B90"]
[WhiteElo "2570"]
[BlackElo "2132"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,18,0,31,27,28]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. O-O Nbd7 {LiveBook: 4 Games. B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (8... O-O 9. Ng3 Be6 10. Nd5 Bxd5 11. exd5 g6 12. Bh6 Re8 13. c4 Nbd7 14. b4 Bf8 15. Bg5 h6 16. Bd2 e4 {½-½ (46) Najer,E (2683)-Wojtaszek,R (2738) Batumi 2018}) 9. Ng3 Nc5 {Predecessor:} 10. Nd5 $146 Nxd5 11. exd5 Nxd3 12. Qxd3 O-O 13. c4 b5 14. cxb5 axb5 15. Qxb5 Ba6 16. Qc6 Bxf1 17. Nxf1 {½-½ (55) Priyanka,K (2207)-Rozman,M (2141) Porto Carras 2018} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Ghosh, Diptayan"]
[Black "Das, Sayantan"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2544"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,73,86,76,81,79,95,91,114,72,135,93,142,107,112,99,104,89,365,353,346,366,368,368,347,341,320,353,353,335,285,285,708,691,796,793,1556,2616,3282,2956,2843,2650,2514,2277,5285,5310,653,614,599,592,7168,6449,5265,5189]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 c5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} 12. O-O-O {LiveBook: 8 Games} cxd4 13. Qxd4 Qf6 $146 {White is better.} ({Predecessor:} 13... O-O 14. Kb1 Qc7 15. Bc2 Re8 16. Ba4 Re7 17. Rhe1 Nf8 18. Qd6 f6 19. c5 {1-0 (35) Malaniuk,V (2513)-Krysztofiak,M (2410) Krakow 2004}) 14. Rhe1 O-O 15. Re3 Qh6 (15... Qxd4 $142 16. Nxd4 (16. Rxd4 Nf6 $14) 16... Nf6) 16. Bc2 Qf6 17. Qxf6 Nxf6 18. Ne5 b6 19. g4 g5 $2 {[%mdl 8192] [#]} (19... Rb8 $16) 20. h4 $1 $18 {[%mdl 512]} h6 {Now ...Bb7 and Black clings on.} (20... gxh4 21. Rh3) 21. hxg5 hxg5 {[#]} 22. f4 $1 {[%mdl 512]} gxf4 23. Rf3 Nh7 24. Bxh7+ ({Not} 24. Rxf4 Ng5 $16) 24... Kxh7 25. Rxf4 Kg7 26. g5 {[%cal Bg4g5,Bg5g6][%mdl 32]} a6 $2 (26... Rb8 27. Rdf1 Rb7) 27. Rdf1 {[%cal Rf4f7] White is clearly winning.} Ra7 28. Rf6 Re7 29. g6 Bb7 30. Rxf7+ Rexf7 31. Rxf7+ Rxf7 32. gxf7 {KB-KN} a5 33. Kd2 Be4 34. Ke3 Bc2 35. Kd4 Bb1 36. a3 a4 37. Kc3 {Accuracy: White = 72%, Black = 28%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Ghosh, Diptayan"]
[Black "Das, Sayantan"]
[Result "*"]
[ECO "D46"]
[WhiteElo "2544"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,23,70,70]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 c5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} 12. O-O-O {LiveBook: 8 Games} {Predecessor:} Qc7 $146 13. dxc5 Nxc5 14. Bc2 O-O 15. Ng5 f5 16. Rhe1 h6 17. Nf3 b5 18. cxb5 a6 19. Qc3 {1-0 (49) Lputian,S (2605)-Sharif,M (2491) Dubai 2000} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Stupak, Kirill"]
[Black "Manik, Mikulas"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2542"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,96,8,26,15,16,17,27,12,24,17,19,13,68,49,91,91,103,103,93,97,135,69,77,70,101,105,154,161,171,165,156,117,120,120,120,119,121,121,129,131,129,131,129,126,129,109,134,120,133,112,109,110,106,105,111,86,90,97,89,78,78,73,94,89,89,94,101,60,79,69,69,69,69,0,8,8,7,4,5,5,8,0,0,0,0,0,0]} 1. d4 Nf6 2. g3 g6 3. Bg2 d5 4. c4 c6 5. Qa4 Bg7 6. cxd5 {D71: Fianchetto Grünfeld: 3 g3 d5 sidelines and 5 cxd5 (without Nf3)} O-O {LiveBook: 4 Games} 7. dxc6 Nxc6 8. Nf3 Nd5 {[%cal Bf6d5,Bd5b6,Bb6c4][%mdl 32]} 9. O-O $146 ({Predecessor:} 9. Nc3 Nb6 10. Qd1 Bg4 11. O-O Bxf3 12. Bxf3 Qxd4 13. Qxd4 Bxd4 14. Bxc6 bxc6 {½-½ (20) Edouard,R (2646)-Jones,G (2677) Batumi 2018}) 9... Nb6 10. Qa3 Nxd4 11. Nxd4 Qxd4 (11... Nc4 $11 12. Qb4 Qxd4) 12. Nc3 $14 Qf6 13. Rd1 Nc4 14. Qc5 Be6 15. Bxb7 Rad8 {[#]} 16. Bg5 (16. Rxd8 $1 $16 Rxd8 17. Bg5 (17. Qxa7 Qd4 $16)) 16... Qe5 17. Bxe7 Qxc5 18. Bxc5 Rxd1+ 19. Rxd1 Re8 20. Nd5 ({Much weaker is} 20. Bxa7 $6 Nxb2 21. Rd4 Nc4 $11) 20... Nxb2 21. Rc1 Rd8 22. Ne7+ Kh8 23. Nc6 Rd2 24. Be3 Rd1+ 25. Rxd1 Nxd1 26. Bxa7 {aiming for a4.} Bxa2 27. e4 Bc4 28. Kg2 Nc3 29. f3 Kg8 30. Ne7+ Kf8 31. Nc8 Be6 32. Bc5+ Ke8 33. Nb6 f5 34. Bc6+ Kf7 35. exf5 Bxf5 36. Nc4 Be6 37. Nd6+ Kg8 38. Kf2 Bd5 39. Be8 Be5 40. Bd7 Nd1+ 41. Kg2 Ne3+ 42. Kf2 (42. Bxe3 $14 Bxd6 43. Kf2) 42... Nd1+ $11 {The position is equal.} 43. Ke2 Nc3+ 44. Kd3 {Black should prevent f4.} Bxf3 45. Be6+ Kg7 46. Nf7 Bf6 47. Be3 {[#] Strongly threatening Bh6+.} Be4+ 48. Kc4 {Threatens to win with Bh6+.} Bd5+ {Accuracy: White = 64%, Black = 53%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Tran, Tuan Minh"]
[Black "Prasannaa.s"]
[Result "*"]
[ECO "A18"]
[WhiteElo "2541"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,48,56,76,82,88,69,97,86,111,93,104,83,84,-381,107,0,78,76,126,0,79,0,120,118,119,113,140,137,128,135,141,123,168,168,180,168,209]} 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 {[%cal Bb2c3,Bc3d4][%mdl 32]} gxf6 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4)} (6... Qxf6 7. Nf3 b6 8. d4 Bb7 9. Bd3 h6 10. O-O Bd6 11. Nd2 O-O 12. Re1 Qh4 13. h3 c5 14. Ne4 Bc7 15. Rb1 Nd7 16. Nxc5 Nxc5 17. dxc5 {½-½ (26) Radjabov,T (2751)-Wojtaszek,R (2727) Batumi 2018}) 7. d4 Nd7 {LiveBook: 3 Games} 8. Bd3 c5 {White is better.} 9. Ne2 $146 ({Predecessor:} 9. d5 Ne5 10. Bc2 Nxc4 11. Qe2 Qxd5 12. Be4 Qe5 13. Qxc4 f5 14. f3 {½-½ (37) Seyl,F (1838)-Esser,M (2021) Germany 2012}) 9... cxd4 10. cxd4 Qa5+ {[#]} 11. Kf1 $1 f5 12. a4 Nf6 13. Nc3 $2 {[%mdl 8192]} (13. Qb3 $16 {keeps the pressure on.}) 13... Nd7 $2 ({Black should try} 13... Qxc3 $19 14. Be3 Ng4) 14. Ne2 Nf6 $1 15. Qb3 Nd7 16. Qd1 Nf6 $1 17. Qb3 ({Better is} 17. Bg5 $16 Be7 18. Rb1) 17... b6 (17... Nd7 $1 $11) 18. f3 Rg8 19. Kf2 Bb7 20. Qb5+ Qxb5 21. axb5 Bd6 22. Bf4 Ke7 23. Bxd6+ Kxd6 24. Ra3 e5 {Accuracy: White = 43%, Black = 31%.} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Debashis, Das"]
[Black "Sardana, Rishi"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2538"]
[BlackElo "2398"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,141,28,27,38,20,18,30,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,125,0,0,-6,0,0,0,-12,0,-19,-14,-24,-22,-40,-12,0,-1,-35,-22,-39,-28,-29,13,6,10,10,6,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,222,227,227,221,224,228,229,224,217,223,220,225,217,106,218,218,187,178,361,361,361,354,354,354,339,328,314,288]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 Nbd7 8. Bd3 h6 9. Bh4 Nh5 10. Bxe7 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} Qxe7 11. Nf3 Nhf6 12. O-O-O Nb6 13. Kb1 Bg4 14. Rc1 {LiveBook: 3 Games} Nfd7 {[#]} 15. Nd2 $146 ({Predecessor:} 15. Ka1 O-O-O 16. Nd2 Kb8 17. Na4 Nxa4 18. Qxa4 {½-½ (64) Aronian,L (2777)-Carlsen,M (2865) Baden-Baden 2015}) 15... Be6 16. h3 O-O-O 17. Na4 Nxa4 18. Qxa4 Kb8 19. Rc3 Nb6 20. Qa5 Qf6 21. Ra3 $36 {[%mdl 2048] White fights for an advantage.} Nc8 22. Nf3 Bf5 23. Ne5 Bxd3+ 24. Nxd3 Qe7 25. Rc1 Rhe8 26. Rb3 Qc7 {[#]} (26... Ka8 $11 {remains equal.}) 27. Qe1 ({White has to play} 27. Nb4 $1 $16 {[%cal Rb4a6] Na6+ would kill now.} Qxa5 28. Nxc6+ {[%mdl 64] Double Attack} Ka8 29. Nxa5) 27... Ka8 $11 28. Ka1 g5 29. Qd1 Nd6 30. Nc5 f6 31. Qc2 Qf7 32. a4 Rc8 33. Rc3 Qc7 34. Qg6 Qe7 35. Qc2 ({Don't blunder} 35. Qxh6 $2 Qf7 $19) 35... f5 36. Nd3 {[#]} f4 $1 {[%mdl 512]} 37. exf4 gxf4 38. Nxf4 Qe4 39. Qxe4 Rxe4 40. Nxd5 Rxd4 41. Ne3 Rxa4+ 42. Kb1 Ne4 43. R3c2 Rd4 {Hoping for ...Nd2+.} 44. Rd1 Rxd1+ 45. Nxd1 {[%mdl 4096] Endgame KRN-KRN} Rd8 46. Kc1 Kb8 47. Re2 Nc5 48. Kc2 Nd3 49. Ne3 Nb4+ 50. Kc1 Nd3+ 51. Kc2 Nb4+ 52. Kb1 a5 53. g4 Rd4 54. h4 {[%cal Bh3h4,Bh4g5,Bg5g6,Bg6g7][%mdl 32]} Kc7 55. Re1 Rf4 56. g5 hxg5 $1 ({Wrong is} 56... Rxf2 $2 57. g6 $18) 57. hxg5 {aiming for g6.} Nd3 $2 {[#]} (57... Nd5 $11 {and Black is okay.}) 58. g6 $1 $18 {[%cal Rg6g7]} Rf8 (58... Nxe1 $2 {is the wrong capture.} 59. g7 $18) 59. Rg1 {And now g7 would win.} Nf4 60. g7 Rg8 61. Nf5 Ne6 62. Rg6 Kd7 63. Rf6 {Black must now prevent Rf7+.} Nxg7 64. Rg6 (64. Rf7+ $18 {and the rest is easy.} Ke6 65. Rxg7 Rxg7 66. Nxg7+ Kf6 67. Nh5+ Kg5 68. Ng3) 64... Rf8 (64... Nxf5 $16 65. Rxg8 Nd6) 65. Rxg7+ {KRN-KR} Ke6 66. Ne3 Rxf2 $2 (66... b5 67. Rg6+ Ke5 68. Rxc6 Rxf2) 67. Rxb7 a4 68. Ra7 Rf4 69. Nd1 Kd6 70. Nc3 Rb4 71. Rxa4 {Accuracy: White = 60%, Black = 70%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Debashis, Das"]
[Black "Sardana, Rishi"]
[Result "*"]
[ECO "D36"]
[WhiteElo "2538"]
[BlackElo "2398"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,28,22,25,35]} 1. d4 {CB} Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 Nbd7 8. Bd3 h6 9. Bh4 Nh5 10. Bxe7 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} Qxe7 11. Nf3 Nhf6 12. O-O-O Nb6 13. Kb1 Bg4 14. Rc1 {LiveBook: 3 Games} Nfd7 {[#]} {Predecessor:} 15. Ka1 $146 O-O-O 16. Nd2 Kb8 17. Na4 Nxa4 18. Qxa4 {½-½ (64) Aronian,L (2777)-Carlsen,M (2865) Baden-Baden 2015 CBM 165 [CB]} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Mosadeghpour, Masoud"]
[Black "Ameir, Moheb"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2517"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,73,27,26,27,18,27,-67,21,0,27,19,26,14,77,70,83,81,101,86,114,101,102,102,104,64,77,76,80,77,67,76,84,78,65,84,80,73,75,56,198,185,195,214,315,300,508,506,487,503,485,427,29992,29993]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 {[%cal Bc2c3,Bc3d4,Bd4d5][%mdl 32]} O-O 6. Nbd2 d6 7. O-O a6 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} 8. Bxc6 bxc6 9. d4 exd4 10. cxd4 Bb6 11. Qc2 c5 12. d5 {LiveBook: 6 Games} Re8 13. Re1 Bg4 14. Rf1 ({White should play} 14. b3 $11) 14... Bc8 (14... Qe7 $15) 15. Re1 Bg4 16. b3 Ba5 17. Re3 Bxd2 (17... Bxf3 $11 18. Nxf3 Qe7) 18. Nxd2 $16 {[#]} Nh5 $146 19. Bb2 Nf4 20. Rae1 f6 {[%cal Bf7f6,Bf6f5,Bf5f4][%mdl 32]} 21. Nc4 Qe7 22. Qd2 Bd7 23. a4 Ng6 24. Rg3 f5 25. e5 {[%cal Be4e5,Be5e6][%mdl 32] Threatens to win with e6.} f4 26. Rxg6 hxg6 27. e6 Rab8 28. Na5 $1 ({Not} 28. Qxf4 Rxb3 29. Ba1 Reb8 $17) 28... Rb6 29. Bc3 Bc8 30. Qxf4 {[#] Strongly threatening Qg4.} Bb7 (30... Qf8 $1 $14 31. Qc4 Qf5) 31. Qg4 $18 {[%mdl 1024] White has strong compensation.} g5 32. Qd1 {Hoping for Re3.} Ba8 (32... Rf8 {is a better defense.} 33. Nc4 Rxb3 34. Qxb3 Bxd5) 33. Re3 {[%cal Be1e3,Be3h3,Bh3h5][%mdl 32]} Rf8 $2 (33... Rb4 {was necessary.} 34. Bxb4 cxb4) 34. Rh3 {Threatening mate with Qh5.} Rf4 35. g3 g4 {[#] aiming for ...Rf3.} 36. Rh5 $1 {Qd3 would kill now.} ({Weaker is} 36. gxf4 gxh3 37. Nc4 Rb8 $16) 36... Rf3 (36... Re4 $18 37. Nc4 Rb8) 37. Qc2 {Precision: White = 79%, Black = 45%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Mosadeghpour, Masoud"]
[Black "Ameir, Moheb"]
[Result "*"]
[ECO "C65"]
[WhiteElo "2517"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,22,13,21]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. Nbd2 d6 7. O-O a6 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} 8. Bxc6 bxc6 9. d4 exd4 10. cxd4 Bb6 11. Qc2 c5 {LiveBook: 7 Games} {Predecessor:} 12. d5 $146 Re8 13. b3 Bg4 14. Bb2 Bh5 15. Rae1 {1-0 (57) Anand,V (2782)-Grischuk,A (2772) Riadh 2017} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Movsziszian, Karen"]
[Black "Neelash Saha"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2514"]
[BlackElo "2300"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,132,-2,6,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-71,-71,-68,-59,-67,-64,-62,-64,-97,-80,-18,-47,-106,-106,-144,0,-130,-135,-121,-4,-121,-109,-121,-110,-110,-18,-14,-8,-8,0,-7,0,0,0,0,0,-8,-8,-8,0,0,0,0,0,0,0,0,0,-18,0,0,0,0,0,0,0,0,0,0,0,-25,-20,-27,-27,-27,-27,-27,-29,-29,-18,-171,-158,-385,-385,-385,-385,-385,-381,-526,-520,-569,-569,-657,-661,-653,-597,-749,-732,-735,-725,-669,-580,-886,-888,-1007,-957,-1470,-1233,-1685,-1522,-2067,-2013]} 1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nh3 Nf6 {LiveBook: 5 Games. B20: Sicilian: Unusual White 2nd moves} 7. O-O Bg4 (7... O-O 8. Nf2 Nd7 9. Nd2 Rb8 10. h4 b5 11. h5 b4 12. Nf3 Nf6 13. hxg6 hxg6 14. Nh4 {0-1 (41) Rapport,R (2721)-Anton Guijarro,D (2639) Gibraltar 2016}) 8. Qe1 $146 ({Predecessor:} 8. Qd2 h5 9. Qf2 Nh7 10. Nc3 Qd7 11. f5 gxf5 12. Nf4 {1-0 (47) Rustamov,A (2205)-Sultanov,I (2157) Tashkent 2012}) 8... Nd4 {The position is equal.} 9. Rf2 Qd7 10. Qf1 $1 h5 11. Ng5 h4 $36 {[%mdl 2048] White is under pressure.} 12. gxh4 $1 Rxh4 13. c3 Nh5 14. cxd4 Bxd4 15. Nd2 Nxf4 $1 16. Ndf3 (16. Kh1 $1 $11 Nh5 17. Kg1) 16... Bxf3 $1 $17 17. Nxf3 Bxf2+ 18. Qxf2 Nh3+ 19. Bxh3 $1 Rxh3 20. Bf4 Qg4+ 21. Bg3 f5 {Strongly threatening ...f4.} 22. exf5 (22. Nd2 $15) 22... gxf5 23. Nd2 e5 ({Black should play} 23... O-O-O $1 $17 24. Rf1 Rh5) 24. Qf3 (24. Nc4 $1 $11 f4 25. Nxd6+ {[%mdl 64] Double Attack} Ke7 26. Nc4 (26. Nxb7 $2 fxg3 27. Qxc5+ Kf7 $19) 26... fxg3 27. Qxc5+ {[%mdl 64] Double Attack} Kf6 28. Rf1+ (28. Qxe5+ $2 Kg6 $19) 28... Kg7 29. Qxe5+ Kh7 30. Ne3) 24... Qxf3 25. Nxf3 Kd7 ({Better is} 25... Rh8 $17 {Threatening ...Ke7.} 26. Ng5 Ke7) 26. Kg2 (26. Nh4 $1 $11 {was the only way to keep the balance.}) 26... Rh5 27. h4 Rg8 28. Ng5 Rhxg5 (28... b6 $17 29. Rf1 Rf8) 29. hxg5 $11 Rxg5 $17 {[%mdl 4096] Endgame White must now prevent ...f4. KRB-KR} 30. Kf3 Rg4 31. b3 Ke6 32. Rh1 Rg7 33. Rh6+ Kd5 34. Rf6 f4 35. Bf2 b5 36. Rf8 Rh7 37. Ra8 Rc7 38. Bg1 Rg7 39. Bf2 Rh7 40. Rd8 Kc6 41. Ra8 Kb7 42. Rd8 Kc7 43. Ra8 Kc6 44. Rc8+ Kd5 45. Ra8 b4 46. Rd8 Rh1 47. Rd7 Rd1 48. Ke2 Rb1 {And now ...Rb2+ would win.} 49. Rxa7 Rb2+ 50. Ke1 $1 f3 51. Bh4 $2 (51. Rf7 $11) 51... Re2+ $19 {[%mdl 1024] Black has strong compensation.} 52. Kd1 $2 (52. Kf1 $17 Rd2 53. Ke1 Rxd3 54. Bf2) 52... Rh2 53. Bg3 Rg2 54. Bh4 Kd4 $1 ({Less strong is} 54... Rh2 55. Bg3 $17) 55. Rd7 d5 {Black is clearly winning.} 56. Ke1 {[#]} Ke3 $1 {[%cal Rg2g1]} 57. Kf1 Rxa2 {( -> ...Ra1+)} 58. Bg5+ Kd4 59. Bh4 {[#]} Ra1+ $1 60. Kf2 Rd1 61. Kxf3 Rxd3+ {[%mdl 64] Double Attack} 62. Ke2 Rxb3 63. Rg7 Kc4 64. Bf6 d4 65. Re7 Re3+ 66. Kf2 b3 {Accuracy: White = 46%, Black = 64%.} 0-1

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gukesh D"]
[Black "Predke, Alexandr"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2497"]
[BlackElo "2620"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,18,34,40,16,23,15,10,19,18,1,25,9,25,25,32,28,25,29,32,17,23,24,28,26,40,26,32,34,38,26,23,35,35,7,13,12,16,0,4,0,0,0,0,0,21,22,13]} 1. Nf3 d5 2. g3 Nc6 3. d4 Bg4 4. Bg2 Qd7 5. O-O Bh3 6. Bxh3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Qxh3 7. c4 e6 8. Nc3 {LiveBook: 9 Games} dxc4 9. d5 $146 ({Predecessor:} 9. e4 Nf6 10. Nb5 Rd8 11. Nxc7+ Kd7 12. Nb5 Nxe4 13. Qa4 {0-1 (29) Smejkal,J (2525)-Kavalek,L (2520) Ceska Trebova 1998}) 9... exd5 10. Qxd5 Qe6 11. Qxe6+ fxe6 12. Nb5 Bd6 13. Nd2 a6 14. Nxd6+ cxd6 15. Nxc4 Ke7 16. Be3 Nf6 17. Rfd1 Rad8 18. Rac1 h6 19. Rd3 Rhe8 20. Bb6 Rd7 21. Rcd1 {[%cal Rd3d6]} Nd5 22. e4 Nxb6 23. Nxb6 Rdd8 24. Nc4 Ne5 {The position is equal.} (24... Rf8 {looks sharper.} 25. a4 b5 26. axb5 axb5 27. Na3 b4) 25. Nxe5 dxe5 26. Rxd8 Rxd8 27. Rxd8 Kxd8 $11 {KP-KP} 28. Kf1 Ke7 29. Ke2 g6 30. Kd3 Kd6 {Accuracy: White = 60%, Black = 39%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gukesh D"]
[Black "Predke, Alexandr"]
[Result "*"]
[ECO "A06"]
[WhiteElo "2497"]
[BlackElo "2620"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,14,35,50]} 1. Nf3 d5 2. g3 Nc6 3. d4 Bg4 4. Bg2 Qd7 5. O-O Bh3 6. Bxh3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Qxh3 7. c4 e6 $1 {LiveBook: 10 Games} {Predecessor:} 8. Nc3 $146 Nf6 9. cxd5 exd5 10. Bg5 O-O-O 11. Bxf6 gxf6 12. e3 Rg8 13. Kh1 {1-0 (51) Pantsulaia,L (2616)-Petkov,V (2534) Izmir 2015} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Swapnil, S. Dhopade"]
[Black "Soham Datar"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2487"]
[BlackElo "2122"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,16,27,49]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 dxc4 6. Qxc4 Bg7 7. Nc3 Nbd7 8. e4 O-O {LiveBook: 8 Games} {Predecessor:} 9. Be2 $146 Nb6 10. Qd3 Bg4 11. Rd1 Nfd7 12. Bg5 Qe8 13. O-O Rd8 14. Qe3 f6 15. Bh4 Kh8 16. h3 Bxf3 17. Bxf3 Nc4 18. Qe2 Nd6 19. Bg4 e5 20. d5 Nb6 21. Be6 Na8 22. Bg3 Nc7 23. Bg4 Ncb5 {½-½ (23) Legky,N (2490)-Djuric,S (2545) Montpellier 1997} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Swapnil, S. Dhopade"]
[Black "Soham Datar"]
[Result "*"]
[ECO "D11"]
[WhiteElo "2487"]
[BlackElo "2122"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,10,9,42]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 dxc4 {LiveBook: 113 Games} (5... Bf5 $5 {[%cal Rf5c2]} 6. Qb3 Qb6 $11) {Predecessor:} 6. Qxc4 $146 Bg7 7. e3 O-O 8. Be2 Be6 9. Qc2 Bf5 10. Qc1 Nbd7 11. Nc3 c5 12. O-O Rc8 13. d5 Nb6 14. Rd1 Nbxd5 15. Nxd5 Nxd5 {0-1 (51) Dubov,D (2661)-Malakhov,V (2694) Berlin 2015} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Rahman, Ziaur"]
[Black "Aleksandrov, Aleksej"]
[Result "*"]
[ECO "A46"]
[WhiteElo "2470"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,13,8,6]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Be7 6. h3 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} O-O 7. c3 {LiveBook: 28 Games} {Predecessor:} b6 $146 8. Bd3 Bb7 9. O-O cxd4 10. exd4 d6 11. Bh2 g6 12. Qe2 Re8 13. Rfe1 Bf8 14. a4 Rc8 15. Nc4 d5 16. Nce5 Nxe5 17. Bxe5 a5 18. Bb5 {1-0 (45) Li,C (2720)-Yudasin,L (2517) chess.com INT 2017} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Rahman, Ziaur"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2470"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,80,43,26,36,30,33,18,26,25,29,27,46,39,38,11,10,26,14,2,5,0,0,-12,-10,-22,42,41,18,34,14,23,35,29,30,37,27,18,14,20,51,49,47,47,47,31,32,42,55,47,37,28,26,14,14,10,15,12,14,8,14,8,8,8,8,8,7]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Be7 6. h3 O-O 7. c3 cxd4 8. exd4 d6 9. Be2 Re8 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} 10. O-O Bf8 11. Nc4 $146 ({Predecessor:} 11. Qc2 Bd7 12. Bg5 h6 13. Bh4 Be7 14. Nc4 {0-1 (35) Duchko,U-Checiak,K (2101) Opatija 2014}) 11... b5 12. Ne3 a6 13. Re1 Ne7 14. a4 Ng6 15. Bh2 Bd7 16. axb5 axb5 17. Qb3 Bc6 18. Nd2 Qd7 19. Bf3 Bxf3 20. Nxf3 Ne4 (20... Rec8 $11) 21. Rxa8 $14 Rxa8 22. Nd5 $36 {[%mdl 2048] [#] And now Nb6 would win. White has the initiative.} Qc6 23. Rxe4 exd5 24. Re1 Qc4 25. Qc2 b4 26. Bg3 bxc3 27. bxc3 h6 28. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Qc6 29. h5 Ne7 {[%cal Bg6e7,Be7c6,Bc6a5,Ba5c4][%mdl 32]} 30. Bf4 Rc8 31. Bd2 Qd7 32. Nh2 Nc6 33. Qd3 Na5 34. Qg3 {Bxh6 is the strong threat.} Qf5 {The position is equal.} 35. Bxh6 Qxh5 36. Bf4 Nc4 37. Ng4 Qg6 38. Ne3 {With the idea Qxg6.} Qxg3 39. Bxg3 Nxe3 40. Rxe3 f5 {Accuracy: White = 66%, Black = 72%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Vignesh N R"]
[Black "Jay Kundaliya"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2461"]
[BlackElo "2054"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,79,28,29,21,28,28,31,28,49,47,42,42,47,43,44,42,56,56,62,1,56,0,62,0,52,0,52,0,1,1,1,1,4,2,2,2,2,0,25,0,74,74,74,74,74,20,161,-13,161,161,267,270,329,331,29984,29985,29997,29998,29998,29999]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. c3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 Qc7 8. Qf3 Bg4 {B17: Caro-Kann: Modern Line (4...Nd7)} (8... e6 9. Bf4 Bd6 10. Ne2 O-O 11. Bxd6 Qxd6 12. Qf4 Qe7 13. O-O-O b5 14. Bd3 Bb7 15. Qh4 Rae8 16. Ng3 {1-0 (46) Guseinov,G (2647)-Fedoseev,V (2733) Antalya 2017}) 9. Qg3 Qxg3 10. hxg3 {[%cal Bh2g3,Bg3g4,Bg4g5][%mdl 32]} e6 11. f3 Bf5 {LiveBook: 8 Games} 12. Ne2 Bd6 13. g4 Bg6 14. Bf4 Bxf4 $146 ({Predecessor:} 14... Ke7 15. Bxd6+ Kxd6 16. Nf4 {½-½ (28) Zivkovic,V (2358)-Tica,S (2389) Mali Losinj 2017}) 15. Nxf4 Ke7 16. g5 Nd5 17. Bxd5 cxd5 18. Kd2 a5 19. a4 Rhb8 20. Ke3 (20. Ra3 $14) 20... Rh8 ({Black should try} 20... b5 $11) 21. Kd2 Rhb8 $1 22. Ke3 Rh8 23. Kd2 Rhb8 24. Ke3 (24. Ra3 $14) 24... b5 25. axb5 Rxb5 26. Ra2 Rab8 27. Rha1 Rxb2 28. Rxa5 R8b7 29. Rc5 Rc2 30. Ra8 Kd6 (30... h6 $1 $11 {keeps the balance.}) 31. Rd8+ $16 Ke7 32. Rg8 Ra7 33. Rcc8 (33. Rxg7 $16 Kd6 34. Rc8) 33... Ra3 (33... Kd7 $1 $11 {and Black is okay.}) 34. Rc7+ $18 (34. Rxg7 Rcxc3+ 35. Rxc3 Rxc3+ 36. Kd2 Rc2+ 37. Kd1 Rc4 $17) 34... Kd6 35. Rgc8 Ra6 (35... Bf5 $142 36. Rc6+ (36. Rxf7 Rcxc3+ 37. Rxc3 Rxc3+ 38. Kf2 Rc2+ 39. Ke3 Rc3+ 40. Kd2 Rc2+ 41. Ke3 Rc3+ $11) 36... Ke7) 36. Nxg6 hxg6 37. Rxf7 Rxg2 $2 {[#]} (37... Ra3 $18 38. Kd3 (38. Rxg7 Rcxc3+ 39. Rxc3 Rxc3+ 40. Kf4 Rd3 $16) 38... Raa2) 38. Rcc7 {[%csl Gc7][%cal Rf7d7] White mates.} e5 39. Rfd7+ Ke6 40. Re7+ {Accuracy: White = 54%, Black = 49%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Khusenkhojaev, Muhammad"]
[Black "Erigaisi Arjun"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2455"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,111,-6,-18,16,12,30,16,34,22,16,20,27,15,46,0,6,-7,37,46,112,50,46,47,53,48,48,31,33,38,99,62,68,60,70,71,101,88,112,131,114,60,60,64,68,75,67,71,110,108,124,132,101,30,43,33,45,16,16,15,13,14,18,20,40,40,48,51,50,51,52,56,51,67,93,82,81,62,59,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Nf3 Bb7 8. g3 d5 9. Bg2 {LiveBook: 44 Games. E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} a5 (9... dxc4 10. Qxc4 Bd5 11. Qd3 Be4 12. Qd1 Nc6 13. O-O Qd5 14. Be3 Rad8 15. Qc1 Rd7 16. b4 Nxd4 17. Bxd4 Bxf3 18. Bxf6 Bxg2 {0-1 (63) Koneru,H (2618)-Hou,Y (2578) China 2008}) 10. O-O Nbd7 11. Rd1 $146 {White has an edge.} ({Predecessor:} 11. Nd2 c5 12. e3 Qc7 13. b3 Rac8 {½-½ (57) Mohammezadeh,P-Kroell,S Pinneberg 1994}) 11... a4 12. cxd5 Bxd5 13. Bf4 Ra7 14. Rac1 {[%cal Rf4c7]} Qa8 15. Ne1 {[%cal Bf3e1,Be1g2,Bg2f4][%mdl 32]} c5 16. dxc5 Nxc5 17. Be5 $36 {[%mdl 2048] Black is under pressure.} Nb3 (17... Ncd7 $14) 18. Rc2 (18. Bxf6 $16 Nxc1 19. Qxc1 gxf6 20. Bxd5 exd5 21. Ng2) 18... Bxg2 $14 19. Bxf6 gxf6 20. Nxg2 Rd8 21. Rxd8+ Qxd8 22. Nf4 Rd7 (22... Ra5 $14 23. Qc8 Qxc8 24. Rxc8+ Kg7) 23. Qe3 Rd1+ 24. Kg2 Nc5 ({But not} 24... e5 $2 25. Nh5 $18) 25. Rc4 h6 26. Rb4 Kh7 ({Avoid the trap} 26... e5 $2 27. Nh5 $18) 27. Qc3 Rd2 {[#]} 28. Rxb6 $1 {[%mdl 512]} Qxb6 29. Qxd2 Ne4 $1 30. Qe3 Qxe3 31. fxe3 $16 {[%mdl 4096] Endgame KN-KN} Kg7 32. Kf1 Kf8 33. Ke1 Ke7 34. Kd1 (34. Nd3 $16) 34... Kd6 $11 35. Kc2 Kc5 36. b3 axb3+ 37. Kxb3 Nd2+ 38. Kc3 Nf1 39. Nh5 f5 40. Kd3 Nxh2 41. e4 fxe4+ 42. Kxe4 Ng4 43. Kf4 Nf2 44. Nf6 Kd4 45. a4 Nh3+ 46. Kg4 Ng1 $1 47. a5 (47. e3+ $14 Kxe3 48. a5) 47... Kc5 $1 {The position is equal.} 48. e3 Kb5 49. Kh5 Kxa5 50. Kxh6 {[#] Strongly threatening Kg7.} Nf3 $1 51. Ne4 Kb6 52. Ng5 Ne5 53. Kg7 f5 54. Nxe6 Ng4 55. Nd4 Nxe3 56. Kf6 {Precision: White = 66%, Black = 58%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Khusenkhojaev, Muhammad"]
[Black "Erigaisi Arjun"]
[Result "*"]
[ECO "E32"]
[WhiteElo "2455"]
[BlackElo "2548"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,20,-11,-16,9,16,26]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Nf3 Bb7 8. g3 d5 9. Bg2 {LiveBook: 44 Games. E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} a5 (9... dxc4 10. Qxc4 Bd5 11. Qd3 Be4 12. Qd1 Nc6 13. O-O Qd5 14. Be3 Rad8 15. Qc1 Rd7 16. b4 Nxd4 17. Bxd4 Bxf3 18. Bxf6 Bxg2 {0-1 (63) Koneru,H (2618)-Hou,Y (2578) China 2008}) 10. O-O Nbd7 {Predecessor:} 11. Nd2 $146 c5 12. e3 Qc7 13. b3 Rac8 {½-½ (57) Mohammezadeh,P-Kroell,S Pinneberg 1994} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Lugovskoy, Maxim"]
[Black "Ganesh, Bhat R."]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2445"]
[BlackElo "2176"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,85,-3,-13,-15,-19,-8,-17,-17,-37,-18,-25,-25,-29,-16,-34,-26,-41,-14,-36,0,0,9,0,0,0,0,0,0,0,0,0,8,-2,43,30,18,18,95,91,116,130,106,25,35,-18,-24,-17,-25,-127,-38,-65,80,85,642,622,630,605,864,399,384,290,556,573,546,579,580,543,539,560,695,695,680,675,631,534]} 1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e3 cxd4 5. exd4 a6 6. Bd3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} Nc6 7. Nge2 {LiveBook: 19 Games} e6 (7... 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}) 8. O-O {The position is equal.} Be7 9. a3 O-O 10. Be3 $146 ({Predecessor:} 10. Qd2 Bd7 11. Qe3 Re8 12. Qf3 Qb6 13. Be5 {1-0 (23) Salati,P-Souply,Y (1941) ICCF email 2006}) 10... b5 11. Ng3 Na5 {[%cal Bc6a5,Ba5b7,Bb7d6][%mdl 32]} 12. b3 Nb7 13. Nb1 {[%cal Bc3b1,Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Nd6 14. Nd2 a5 15. Nf3 a4 16. Ne5 Qb6 17. Re1 Bb7 18. Bg5 Rfc8 19. Nh5 {Strongly threatening Bxf6.} Qd8 $1 20. Bxf6 Bxf6 21. Qg4 Rc7 22. Qg3 axb3 23. cxb3 Rac8 24. Rad1 b4 (24... Kh8 $1 $11) 25. axb4 $16 Bxe5 26. dxe5 {[%csl Gh5][%cal Rg3g7]} Ne8 27. f4 ({White should play} 27. b5 $16) 27... Rc3 $1 $11 28. Qg4 (28. Qf2 $14) 28... Qb6+ (28... Rxb3 29. f5 $17) 29. Kh1 Qxb4 30. Rf1 (30. Nf6+ $1 $11 Nxf6 31. exf6) 30... Kf8 (30... g6 $17 31. Ng3 Rxb3) 31. Qe2 Bc6 {[#]} ({But not} 31... Qxb3 $6 32. Rb1 $16) (31... Rxb3 $6 32. f5 $11) (31... g6 $15 {keeps the upper hand.} 32. Ng3 Rxb3) 32. f5 $1 $36 {[%cal Rf5e6][%mdl 2048] White is really pushing.} Bd7 $2 {[%mdl 8192]} (32... Rxd3 $16 33. Rxd3 exf5) 33. fxe6 $18 Bxe6 {[#]} 34. Nf4 $1 {[%cal Rf4e6]} Nc7 35. Bxh7 (35. Qh5 $142 Qb6 36. Qxh7) 35... Ke7 36. Qf2 ({Less strong is} 36. Nxe6 fxe6 37. Qd2 Kd7 $18) 36... Rf8 $2 {[#]} (36... Qc5 37. Qh4+ Kd7) 37. Ng6+ $1 {[%mdl 512] White is clearly winning.} Ke8 (37... fxg6 38. Qxf8+) 38. Nxf8 Kxf8 39. Bf5 {aiming for Bxe6.} Qe7 40. Bxe6 Qxe6 41. Rc1 Rxc1 42. Rxc1 Ne8 43. Qf4 {Accuracy: White = 51%, Black = 43%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Dzhumaev, Marat"]
[Black "Bhattacharyya Soham"]
[Result "*"]
[ECO "C25"]
[WhiteElo "2437"]
[BlackElo "1716"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 8,8,-1]} 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nge7 {Predecessor:} 5. Nge2 $146 d6 6. O-O O-O 7. d3 a6 8. Be3 Bxe3 9. fxe3 Be6 10. d4 exd4 11. exd4 d5 12. exd5 Nxd5 13. Qd2 {½-½ (13) Stevic,H (2611)-Palac,M (2623) Schwarzach 2016} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Dzhumaev, Marat"]
[Black "Bhattacharyya Soham"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "2437"]
[BlackElo "1716"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,119,-8,-16,0,1,11,14,19,8,16,0,113,128,118,100,93,77,69,33,23,0,0,0,0,0,51,31,31,32,31,37,45,36,75,26,72,0,70,0,32,0,29,29,28,26,26,21,44,45,71,53,103,104,97,99,94,93,138,131,125,117,189,104,96,96,345,337,491,202,155,0,504,499,501,496,484,457,624,611,587,591,669,679,1961,677,1799,1666,1970,1848,1506,1134,3006,1478,1466,1327,1378,1372,29987,29988,29988,29989,29989,29990,29990,29991,29991,29992,29992,29993,29995,29996]} 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nge7 (4... d6 5. d3 Nge7 6. Na4 a6 7. Nxc5 dxc5 8. f4 f5 9. exf5 Bxf5 10. Nf3 e4 11. Nh4 exd3 12. Nxf5 Nxf5 13. cxd3 {½-½ (30) Mamedov,R (2709)-Fressinet,L (2662) Riadh 2017}) 5. Nf3 d6 6. Na4 {LiveBook: 5 Games. C25: Vienna Game: Alternatives to 2...Nf6} O-O 7. d3 $146 ({Predecessor:} 7. O-O Nd4 8. Nxd4 Bxd4 9. c3 Bb6 10. Nxb6 axb6 11. d4 f6 12. Qb3+ {0-1 (38) Pavasovic,D (2592)-Smeets,J (2545) Maribor 2004}) 7... a6 8. Nxc5 {The position is equal.} dxc5 9. Be3 Qd6 10. O-O Nd4 (10... f5 $11 {keeps the balance.}) 11. Nd2 $1 $16 Be6 {[#]} 12. f4 $1 f6 13. c3 Ndc6 14. Nf3 Rad8 15. Qe2 Qxd3 16. Qxd3 Rxd3 17. Bxc5 Bg4 (17... exf4 $11 18. Nd4 Nxd4 19. cxd4 Re8) 18. Rad1 $36 {[%mdl 2048] White has good play.} Rxd1 19. Rxd1 Kf7 20. Kf2 Be6 21. b3 h6 22. Ke3 Re8 23. Kf2 (23. f5 $16 Bc8 24. Nh4) 23... g5 (23... Rf8 $11) 24. fxe5 (24. f5 $14 Bc8 25. a4) 24... fxe5 25. Ke3 Ng6 26. h4 gxh4 27. Nxh4 Nxh4 28. gxh4 Bg4 29. Rf1+ Ke6 30. Rg1 Ne7 31. Bf1 h5 32. Bc4+ Kd7 33. Rf1 b5 34. Bf7 Rh8 35. Rf6 Rh7 {[#]} (35... a5 $16 36. Kd2 Nc8) 36. a4 (36. c4 $1 $18) 36... Rg7 37. a5 c6 $2 (37... Ng8 $16 38. Bxg8 Rxg8) 38. b4 $18 Ng8 (38... Kd8 $142 39. Bd6 Ng8 40. Bxe5 Ke7 41. Bxg8 (41. Rxc6 Rxf7 42. Rxa6 Rf1 $16) 41... Rxg8 42. Rxc6 Ra8) 39. Rf2 (39. Rd6+ $142 Kc7 40. Be8) 39... Ne7 40. Rf6 $2 (40. Rf1 $16) 40... Ng8 41. Rd6+ Kc7 42. Be8 Ne7 43. Rh6 Bd7 44. Bxh5 Nc8 45. Bf3 Rg1 46. h5 {[%cal Bh4h5,Bh5h6,Bh6h7][%mdl 32]} Re1+ 47. Kd2 (47. Kf2 $142 Rb1 48. Rf6) 47... Rf1 48. Ke2 Rc1 49. Rh7 Kd8 50. h6 Rxc3 51. Rg7 (51. Kf2 $142 Be8 52. Rg7 Rc2+ 53. Kg3 Rxc5 54. bxc5) 51... Rc2+ 52. Ke1 Rh2 53. h7 Be8 54. Bg4 {White mates.} Rh4 55. Bf5 Rh1+ 56. Kf2 Rh2+ 57. Ke3 Rh6 58. Bb6+ Nxb6 59. axb6 {[%cal Ba5b6,Bb6b7][%mdl 32]} c5 60. b7 {Accuracy: White = 54%, Black = 29%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Mohammad Nubairshah Shaikh"]
[Black "Deepan Chakkravarthy J."]
[Result "*"]
[ECO "D90"]
[WhiteElo "2437"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "24"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,15,60,49]} 1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. Nf3 Bg7 5. h4 (5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6 8. Be2 e5 9. d5 Nd4 10. Nxd4 exd4 11. Qxd4 c6 12. Qc4 b5 13. Qxc6 Bd7 14. Qd6 Re8 15. Bg5 b4 16. Qxb4 Nxd5 17. Nxd5 Qxg5 {½-½ (33) Vidit,S (2711)-Vachier Lagrave,M (2780) chess.com INT 2018}) 5... dxc4 6. e4 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} Bg4 7. Bxc4 O-O 8. Be3 {LiveBook: 4 Games} {Predecessor:} Nfd7 $146 9. Qd2 Nb6 10. Bb3 Nc6 11. Nd5 Bxf3 12. gxf3 e5 {½-½ (70) Froewis,G (2423)-Schreiner,P (2471) Aschach 2013} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Mohammad Nubairshah Shaikh"]
[Black "Deepan Chakkravarthy J."]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2437"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,94,54,47,69,56,50,34,37,42,83,0,0,0,11,0,0,-51,-2,0,-6,-8,0,-5,0,-51,-41,-49,-54,-70,-70,-76,-81,-84,-52,-103,-91,-160,-55,-394,-389,-350,0,0,0,-4,-3,-21,-20,-20,-18,-18,-18,-18,-7,-7,-7,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. Nf3 Bg7 5. h4 (5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6 8. Be2 e5 9. d5 Nd4 10. Nxd4 exd4 11. Qxd4 c6 12. Qc4 b5 13. Qxc6 Bd7 14. Qd6 Re8 15. Bg5 b4 16. Qxb4 Nxd5 17. Nxd5 Qxg5 {½-½ (33) Vidit,S (2711)-Vachier Lagrave,M (2780) chess.com INT 2018}) 5... dxc4 6. e4 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} Bg4 7. Bxc4 O-O 8. Be3 {LiveBook: 4 Games. White is slightly better.} Nbd7 $146 ({Predecessor:} 8... Nfd7 9. Qd2 Nb6 10. Bb3 Nc6 11. Nd5 Bxf3 12. gxf3 e5 {½-½ (70) Froewis,G (2423)-Schreiner,P (2471) Aschach 2013}) 9. Qb3 {Hoping for Ng5.} Nb6 10. Be2 c6 11. O-O e5 12. Rfd1 ({Much weaker is} 12. Nxe5 Bxe2 13. Nxe2 Nxe4 $11) (12. dxe5 $16 Nfd7 13. Ng5 Nxe5 14. Bc5) 12... exd4 $11 13. Nxd4 Bxe2 14. Ndxe2 Qe7 15. a4 (15. f3 $11) 15... Nxe4 16. a5 Nd5 17. Nxd5 cxd5 18. Rxd5 Qxh4 19. Ra4 (19. Qb4 $11) 19... Qe7 $1 $15 20. Rb4 {[#]} b6 $1 {[%mdl 512]} 21. axb6 axb6 22. Rxb6 Nf6 23. Rd1 {[#]} Ng4 $1 {aiming for ...Bh6.} 24. Nf4 ({White should play} 24. Rb7 $15 Qe5 25. Ng3) 24... Rae8 $17 {...Qh4 is the strong threat.} 25. Rd3 (25. g3 $142) 25... Qc7 (25... Bh6 $17 26. Rb4 Bxf4 27. Rxf4 Qh4 28. Rxg4 Qxg4) 26. Rb4 $2 {[%mdl 8192] [#]} (26. g3 $1 $15) 26... g5 $1 $19 {[%cal Rg5f4]} 27. Rc4 Qe5 $2 (27... Qa5 $19 {[%cal Ra5e1]} 28. Qb4 Qxb4 29. Rxb4 gxf4 30. Rxf4 Nxe3 31. Rxe3 Rxe3 32. fxe3 Bxb2 33. Rg4+ Kh8) 28. Rd5 $11 {The position is equal.} Qe7 29. Nh5 $132 {[%mdl 2048] White has counterplay} Nxe3 30. Qxe3 Qxe3 31. fxe3 h6 32. Nxg7 Kxg7 {[%mdl 4096] Endgame KRR-KRR} 33. Kf2 Re6 34. b4 {[%cal Bb2b4,Bb4b5,Bb5b6,Bb6c7][%mdl 32]} Ra8 {White should prevent ...Ra2+.} 35. Rd2 Ra3 36. Rb2 Rexe3 37. b5 Re7 38. b6 {And now b7 would win.} Ra8 39. Rc7 (39. g4 {with more complications.} Rb7 40. Ke3 Re8+ 41. Kd4 Rd8+ 42. Kc5) 39... Rxc7 40. bxc7 {Strongly threatening Rb8. KR-KR} Rc8 41. Rc2 Kf6 42. Kf3 Ke5 43. Kg4 Kd6 44. Kh5 Rxc7 45. Rxc7 Kxc7 46. Kxh6 g4 47. Kg5 Kd6 {Accuracy: White = 60%, Black = 66%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Czebe, Attila"]
[Black "Ghaem Maghami, Ehsan"]
[Result "*"]
[ECO "A04"]
[WhiteElo "2418"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 5,5,8]} 1. Nf3 c5 2. c4 Nc6 3. e3 {Predecessor:} Nf6 $146 4. Nc3 e6 5. d4 d5 6. cxd5 exd5 7. Bb5 Bd6 8. dxc5 Bxc5 9. O-O O-O 10. Ne2 Bg4 11. Bxc6 bxc6 12. Qc2 Qd6 13. Ng3 Bb6 14. Nd4 c5 15. Ndf5 Qe6 16. b3 Ne4 17. f3 Bxf5 18. fxe4 Bxe4 {0-1 (54) Ponkratov,P (2628)-Alekseev,E (2620) Sochi 2018} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Czebe, Attila"]
[Black "Ghaem Maghami, Ehsan"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2418"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,102,20,30,5,31,-4,-3,-15,25,8,18,0,33,26,37,35,35,33,52,9,29,11,34,-15,-6,-32,-33,-44,-15,-69,-21,-16,-14,-31,-19,-75,-31,-34,-33,-32,-32,-39,0,-31,0,-36,-31,-57,-41,-63,-56,-68,-51,-42,-39,-66,-55,-55,-54,-129,-123,-129,-137,-142,-118,-141,-152,-145,-144,-127,-65,-65,-35,-60,-13,-80,-80,-604,-603,-11396,-12384,-10160,-7501,-29984,-29985]} 1. Nf3 c5 2. c4 Nc6 3. e3 Nf6 4. Nc3 e5 5. d4 e4 6. Ne5 cxd4 7. exd4 Bb4 8. Be2 Qa5 9. Nxc6 dxc6 10. Bd2 {A34: Symmetrical English: 2 Nc3, lines with ...d5} O-O {LiveBook: 28 Games} 11. a3 (11. O-O Re8 12. a3 Bxc3 13. Bxc3 Qg5 14. Qc1 e3 15. fxe3 Bg4 16. Bf3 Qxe3+ 17. Qxe3 Rxe3 18. Bxg4 Nxg4 {½-½ (34) Grischuk,A (2752)-Dominguez Perez,L (2712) Beijing 2011}) 11... Bxc3 12. Bxc3 $146 {White is slightly better.} ({Predecessor:} 12. bxc3 b6 13. O-O Re8 14. Re1 h5 15. h3 Re7 16. Qc1 Ba6 17. Bg5 Re6 {1-0 (41) Duric,S (2257)-Lentz,S Eupen 2003}) 12... Qg5 13. Qd2 $1 {[%cal Rd2g5]} Qxd2+ 14. Kxd2 Re8 15. Ke3 Bg4 16. Rhd1 Rac8 17. Rac1 Bxe2 18. Kxe2 Nd7 19. Ke3 f6 20. Kf4 Nf8 21. Re1 Ng6+ 22. Kg4 h5+ 23. Kg3 Kf7 24. f3 (24. Rcd1 $11) 24... exf3 25. Kxf3 Nh4+ 26. Kf2 Nf5 27. a4 (27. Kf3 $11) 27... Red8 28. Rcd1 Rd7 29. b3 Rcd8 {[%cal Rf5d4]} 30. Re4 $1 b6 31. g3 a6 32. h3 b5 33. axb5 axb5 34. cxb5 cxb5 35. g4 hxg4 36. hxg4 Ne7 37. g5 fxg5 38. Re5 Rd5 39. Rxd5 ({White should try} 39. Rde1 $15 Nc6 40. Rxd5 Rxd5 41. Ke3) 39... Nxd5 $15 {[%mdl 4096] Endgame KRB-KRN} 40. Bd2 Nf6 41. Ba5 Rd5 42. Ke2 Ke6 43. Bc7 {[#]} Rf5 $1 44. Be5 Ng4 (44... Kd5 $17 45. Rc1 g4) 45. Bxg7 Rf2+ 46. Ke1 Kd5 {next ...Rf7 is good for Black.} 47. Rc1 (47. Rd2 $1 $11 {keeps the balance.} Rf7 48. Rg2) 47... Ke4 $17 {Hoping for ...Rh2.} 48. Rc5 $2 {[%mdl 8192]} (48. d5 $17) 48... Rg2 $19 {[#] ( -> ...Kd3)} 49. Rxg5 Kd3 {[%cal Rg2g1]} 50. Rxg4 Rxg4 51. Bf6 Re4+ {Accuracy: White = 29%, Black = 48%.} 0-1

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Vardaan Nagpal"]
[Black "Popov, Ivan"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2387"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,110,24,22,-20,-16,-52,-52,-49,-50,-33,-32,-35,-25,-25,-14,-86,-92,-89,-83,-85,-76,-87,-47,-61,-52,-55,-47,-87,-59,-62,-54,-97,-102,-109,-116,-104,-100,-97,-91,-105,-72,-106,-68,-91,-56,-132,-96,-145,-132,-132,-132,-137,-132,-135,-132,-132,-132,-132,-132,-132,-132,-132,-132,-132,-132,-132,-122,-120,-118,-123,-125,-127,-120,-111,-110,-275,-275,-254,-204,-275,-268,-268,-268,-368,-375,-349,-334,-1006,-1006,-29973,-29974,-29971,-29972,-29956,-6414,-29976,-29975]} 1. Nf3 e6 2. d4 c5 3. g3 cxd4 4. Nxd4 Nc6 5. Bg2 Qb6 6. Nb3 d5 7. O-O Nf6 8. Nc3 Bb4 {LiveBook: 13 Games. A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} 9. Bd2 O-O 10. e4 Bxc3 $1 {Black is slightly better.} 11. Bxc3 Nxe4 12. Bxe4 dxe4 13. Qg4 {[%csl Gc3][%cal Rg4g7] [#]} e5 14. Qxe4 Be6 $146 15. Qe3 ({Avoid the trap} 15. Bxe5 $2 Bxb3 16. Bxg7 Kxg7 $17) (15. Na5 $11) 15... Qxe3 $17 16. fxe3 b6 17. Rfd1 Rfd8 18. Kf2 Bf5 (18... f6 {with more complications.} 19. a4 a5 20. e4 Rac8 21. Ke3 Kf7) 19. Rxd8+ Rxd8 20. Rc1 f6 21. a3 Ne7 22. Be1 Rc8 23. Na1 Kf7 24. Kf3 Rc4 25. b3 Be4+ 26. Ke2 Rc7 27. c4 Rd7 28. Rc3 a5 29. Nc2 g5 {[%cal Bg7g5,Bg5g4][%mdl 32]} 30. Bd2 (30. a4 $15) 30... g4 31. b4 a4 32. b5 Nf5 33. c5 bxc5 34. Rxc5 Nd6 35. b6 {[#]} Nc4 $1 {[%mdl 512]} 36. Rc7 (36. Rxc4 Bd3+) 36... Nxb6 37. Rxd7+ Nxd7 {[%mdl 4096] Endgame KBN-KBN} 38. Nb4 Nc5 39. Na2 Bf3+ 40. Kf1 Bc6 41. Bb4 Ne4 42. Nc3 Nd2+ 43. Kg1 Nf3+ 44. Kg2 h5 45. h4 $2 (45. Bd6 $17) 45... Nxh4+ $1 $19 46. Kf2 Nf3 47. Nb1 h4 48. gxh4 Nxh4 49. Nd2 f5 {[%cal Bf6f5,Bf5e4][%mdl 32]} 50. Kg3 Ng6 51. e4 $2 (51. Bd6) 51... Bxe4 52. Nxe4 fxe4 53. Kxg4 Ke6 54. Kg3 Kd5 55. Kf2 Kd4 {Accuracy: White = 35%, Black = 83%.} 0-1

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Vardaan Nagpal"]
[Black "Popov, Ivan"]
[Result "*"]
[ECO "A04"]
[WhiteElo "2387"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,14,15,18]} 1. Nf3 e6 2. d4 c5 3. g3 cxd4 4. Nxd4 Nc6 5. Bg2 Qb6 6. Nb3 d5 7. O-O Nf6 {LiveBook: 153 Games} {Predecessor:} 8. Be3 $146 Qd8 9. c4 dxc4 10. Qxd8+ Kxd8 11. Rd1+ Nd5 12. Bxd5 exd5 13. Rxd5+ Ke8 14. Nd4 Nxd4 15. Rxd4 Be6 16. Re4 Bb4 {½-½ (42) Burmakin,V (2590)-Forcen Esteban,D (2535) Benasque 2014} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gusain, Himal"]
[Black "Karthik Venkataraman"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2371"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,147,20,-8,0,-8,6,-8,17,16,12,0,10,17,14,30,39,0,0,0,22,18,60,18,23,-39,-17,-450,0,-51,0,-37,-34,-91,-61,-113,-43,-38,-39,-127,-86,-48,-32,-109,-40,-62,-55,-137,-92,-98,-101,-127,-7,-946,0,-104,0,-227,-237,-225,-226,-243,-131,-125,-118,-296,-111,-260,601,-945,-935,-2462,-271,-252,-262,-259,-178,-171,-183,-156,-160,-162,-74,-66,-62,-110,-105,-95,0,-96,-96,-96,-37,-59,0,0,0,0,14,12,9,20,14,11,100,100,100,100,100,100,382,380,268,330,339,363,29953,29954,29952,29955,8024,5716,4149,4149,29961,29961,29964,29960,29970,29972,29969,4137,29986,29987,29988,29989]} 1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. g3 Nc6 5. Bg2 e6 6. O-O Be7 7. d3 Rb8 {B23: Closed Sicilian: Lines without g3} (7... O-O 8. h3 Rb8 9. f4 Nd7 10. g4 b5 11. Ng3 Nd4 12. g5 b4 13. Nce2 Nxe2+ 14. Qxe2 e5 15. Nf5 exf4 16. Bxf4 Ne5 {½-½ (62) Yu,Y (2749)-Xu,Y (2536) Beijing 2017}) 8. f4 {LiveBook: 3 Games} Bd7 9. h3 b5 {The position is equal.} 10. Qe1 $146 ({Predecessor:} 10. a3 h5 11. f5 Ne5 12. fxe6 Bxe6 13. Nf4 Bd7 14. Nfd5 h4 15. Nxe7 Qxe7 {1-0 (23) Perogio,L (1857)-Natalizzi,S (1440) Assisi 2008}) 10... Qc7 11. Nd1 d5 12. g4 Nb4 13. Ne3 {Threatening a3.} d4 14. a3 Nc6 15. Nd1 h6 16. c3 dxc3 17. bxc3 b4 18. c4 O-O 19. Ne3 (19. e5 $11) 19... Rfd8 $15 20. Nc3 $2 {[%mdl 8192]} (20. Bb2 $11 {and White stays safe.}) 20... Rf8 $2 (20... bxc3 $19 21. Qxc3 Nd4) 21. Ne2 Rfd8 (21... a5 $15) 22. Bb2 (22. Nc3 $5) 22... Be8 23. Nc1 (23. axb4 $15 Nxb4 24. Be5) 23... Nd4 24. Qf2 ({White should play} 24. e5 $15 bxa3 25. Bxa3) 24... bxa3 (24... b3 $1 $17 25. Ne2 Nd7) 25. Rxa3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 26. h4 (26. e5 $15 Nh7 27. Ra2) 26... a4 27. e5 Nh7 28. g5 (28. Ra2 $15) 28... h5 (28... hxg5 $17 29. hxg5 Nxg5 $1 {[%mdl 512]} 30. fxg5 Qxe5) 29. Nd1 Nf8 30. Nc3 ({White should try} 30. Bf3 $15) 30... Qa5 31. Ba1 Ng6 32. Be4 Qb4 (32... Qa6 $17 33. Ra2 Bc6) 33. Bg2 $2 {[%mdl 8192]} (33. Ra2 $11) 33... Qa5 $2 (33... Qxa3 $19 {is more deadly.} 34. N1a2 Bc6 35. Bxc6 Nxc6) 34. Be4 $1 $17 Qb4 (34... Qa6 $17) 35. Qa2 $2 (35. Bg2 $11 {and White has nothing to worry.}) 35... Nxh4 $19 36. Nb5 Bxb5 (36... Nxb5 37. Rxa4 Nc3 38. Rxb4 $11) 37. cxb5 {[#]} Nhf5 (37... Qxb5 38. Rxa4 Ndf5 39. Ra5) (37... Rxb5 38. Rxa4 Qb1 39. Bxd4 $15) ({Better is} 37... Ra8 $1 $19 {[%mdl 512]} 38. Rc3 (38. Bxa8 Rxa8) 38... Qxb5) 38. Rxa4 $17 Qxb5 {...Ng3 is the strong threat.} 39. Ra7 $2 {[#]} (39. Bxd4 $17 Rxd4 40. Rxd4 Nxd4 41. Ne2) 39... Rd7 $2 (39... c4 $1 $19 {[%mdl 512] has better winning chances.} 40. Bxd4 (40. Qxc4 Qxc4) 40... Rxd4) 40. Rf2 (40. Bxd4 $17 Nxd4 41. Rxd7 Qxd7 42. g6) 40... Rc7 $4 {[%mdl 8192]} (40... Rxa7 $19 41. Qxa7 Qb1 42. Bxd4 cxd4) 41. Rb7 $4 {[%mdl 8192]} (41. Rxc7 $18 Bd8 42. Ra7) 41... Rcxb7 $19 42. Qa6 Ra7 $2 (42... Qxa6 43. Bxd4 Rb1) 43. Qxa7 Qb1 44. Kh2 Bf8 45. Bxd4 Nxd4 46. g6 fxg6 47. Bxg6 Rb7 (47... Qxc1 $19 48. Qxb8 Qe3) 48. Qa3 $17 h4 {Strongly threatening ...Qb4.} 49. Qc3 Qb4 50. Na2 Qb1 51. Nc1 Ra7 {Hoping for ...Ra1.} 52. Qb2 Qxb2 (52... Ra1 $17 53. Qxb1 Rxb1) 53. Rxb2 $15 Ra1 (53... Ra3 $15) 54. Ne2 $1 $11 {[%cal Re2d4]} Nf5 55. Ng1 Ra4 56. Nh3 {Threatens to win with Ng5.} Rb4 57. Ra2 {And now Ng5 would win.} Ne7 58. Be4 {aiming for Ng5.} g6 (58... Nd5 $11) 59. Ng5 $16 c4 {[#]} 60. dxc4 $1 ({Much worse is} 60. Nxe6 $6 Bh6 $11) 60... Rxc4 61. Ra8 Kg7 $2 {[%mdl 8192]} (61... Rc8 $16) 62. Nxe6+ $18 Kf7 63. Ng5+ ({Weaker is} 63. Rxf8+ Kxe6 64. Rf6+ Kd7 $14) 63... Kg7 64. Kh3 Rc8 $2 (64... Kg8 $18 65. Kxh4 Rc8) 65. Rxc8 Nxc8 {[%mdl 4096] Endgame KBN-KBN} 66. Ne6+ Kf7 67. Nxf8 g5 68. Ng6 gxf4 69. Nxf4 Nb6 70. Kxh4 Nd7 71. e6+ {[%mdl 64] Double Attack} Ke7 72. Bf5 (72. exd7 $142 Kxd7 73. Kg5 Kd6 74. Nd3 Ke6 75. Kg6 Kd7 76. Kf6 Kd6 77. Bh1) 72... Ne5 73. Nd5+ Ke8 74. Kg5 {Accuracy: White = 38%, Black = 27%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Sidhant, Mohapatra"]
[Black "Narayanan.S.L"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2344"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,92,23,19,22,5,10,27,43,34,47,45,45,0,2,-10,-12,-2,-9,-8,0,-68,-24,-96,-93,-110,-110,-108,-112,-96,-104,-117,-117,-118,-95,-166,-159,-140,-87,-74,-73,-168,-168,-163,-169,-164,-164,-282,-262,-357,-364,-341,-356,-356,-357,-363,-341,-357,-383,-373,-335,-327,-318,-318,-304,-761,-709,-699,-1168,-1193,-1170,-1179,-1178,-1097,-1082,-801,-748,-549,-502,-1747,-1563]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 g6 7. g3 Bg7 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. Bg2 {LiveBook: 9 Games} Bg4 (8... O-O 9. h3 Qc7 10. O-O Nc6 11. Nb3 Be6 12. Nd5 Bxd5 13. exd5 Na5 14. Nd4 Nd7 15. c3 Bxd4 16. cxd4 Qc4 17. Ra3 b5 18. b3 {1-0 (31) Onischuk,V (2630)-Mihalik,A (2168) Budapest 2018}) 9. Nde2 Nc6 {[%cal Bb8c6,Bc6e5,Be5c4][%mdl 32] The position is equal.} 10. h3 Bd7 11. O-O O-O 12. Be3 $146 ({Predecessor:} 12. Kh2 Rc8 13. f4 Qb6 14. g4 Be6 15. Rb1 Nb4 16. Rf3 Qc7 17. Be3 {1-0 (35) Kaushansky,L (2260)-Flaga,K Illinois 1993}) 12... Rb8 13. Nd4 Ne5 14. Bg5 h6 15. Bc1 b5 16. axb5 axb5 17. f4 (17. Re1 $11) 17... Nc4 $15 18. b3 (18. f5 $11 {remains equal.}) 18... Qb6 $1 $17 19. Kh2 Qxd4 20. Qxd4 Ng4+ $1 {[%mdl 64] Discovered Attack} 21. hxg4 Bxd4 22. bxc4 Bxc3 23. Ra7 Bxg4 24. Bf3 (24. Rxe7 $17 Be2 25. Rh1) 24... Bxf3 $1 $19 25. Rxf3 {[#]} Bd4 (25... b4 $142 $1 {White must now prevent ...Rfc8.} 26. Rxe7 Rfe8 27. Rxe8+ Rxe8) 26. Rxe7 $17 bxc4 {Hoping for ...Rfe8.} 27. Ba3 {[#]} (27. e5 $17) 27... Rfe8 $1 $19 {[%cal Re8e7]} 28. Rxe8+ Rxe8 {[%mdl 4096] Endgame KRB-KRB} 29. c3 Bg7 ({Not} 29... Rxe4 30. cxd4 Rxd4 31. Kg2 $11) 30. f5 (30. Bxd6 $142 Rxe4 31. Kg1) 30... g5 ({But not} 30... Rxe4 31. Bxd6 g5 32. f6 $19) 31. Bxd6 Rxe4 32. f6 Re6 33. Be7 Bf8 34. Bxf8 Kxf8 {KR-KR} 35. Kh3 Re4 {aiming for ...g4+.} 36. Rf5 Kg8 37. Rc5 Kh7 38. Rc7 Kg6 39. Rc6 $2 (39. Re7 Re6 40. Rc7) 39... h5 {Black is clearly winning.} 40. Kg2 h4 41. gxh4 Rxh4 42. Kg3 Rf4 43. Kg2 Kf5 44. Kg3 Re4 45. Kf3 g4+ 46. Kg3 (46. Kg2 $142 Kg5 47. Kf1) 46... Re3+ {[%mdl 64] Double Attack. Accuracy: White = 32%, Black = 92%.} 0-1

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Sidhant, Mohapatra"]
[Black "Narayanan.S.L"]
[Result "*"]
[ECO "B90"]
[WhiteElo "2344"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,22,7,10,18,15,21,32,36,27,30]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 g6 7. g3 Bg7 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. Bg2 {LiveBook: 9 Games} Bg4 (8... O-O 9. h3 Qc7 10. O-O Nc6 11. Nb3 Be6 12. Nd5 Bxd5 13. exd5 Na5 14. Nd4 Nd7 15. c3 Bxd4 16. cxd4 Qc4 17. Ra3 b5 18. b3 {1-0 (31) Onischuk,V (2630)-Mihalik,A (2168) Budapest 2018}) 9. Nde2 Nc6 10. h3 Bd7 11. O-O O-O {Predecessor:} 12. Kh2 $146 Rc8 13. f4 Qb6 14. g4 Be6 15. Rb1 Nb4 16. Rf3 Qc7 17. Be3 {1-0 (35) Kaushansky,L (2260)-Flaga,K Illinois 1993} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Ojas Kulkarni"]
[Black "Deviatkin, Andrei"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2269"]
[BlackElo "2461"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,139,50,50,60,46,62,58,83,70,75,53,64,0,74,0,53,0,67,0,58,52,58,35,26,23,58,22,23,0,16,16,17,-14,-14,-4,-8,-18,8,16,17,17,17,17,33,17,17,17,17,17,18,18,21,0,17,2,21,0,23,0,11,0,24,14,16,16,14,6,18,0,0,0,0,0,5,0,0,0,0,-11,-11,-11,0,0,0,0,0,0,0,-11,-11,-11,-11,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. e3 Qb6 5. Nf3 Bg4 6. h3 Bxf3 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} 7. Qxf3 e6 8. Bd3 Nbd7 9. O-O Be7 10. b3 O-O 11. Bb2 {LiveBook: 7 Games} Rfe8 12. Qe2 a5 13. Rad1 $146 ({Predecessor:} 13. Rfd1 Bf8 14. Rac1 {0-1 (64) Pavlovic,G (2372)-Sedlak,N (2562) Vrnjacka Banja 2014}) 13... Bf8 14. Qc2 g6 15. Rfe1 Bg7 16. Rf1 Bf8 $1 17. Rfe1 Bg7 $1 18. Rf1 Bf8 $1 19. Rfe1 Bg7 $1 20. a3 Rac8 21. c5 Qc7 22. f4 Nh5 23. Ne2 f5 {[%cal Bf7f5,Bf5e4][%mdl 32]} 24. g4 Nhf6 25. g5 Ne4 26. Bxe4 fxe4 27. Bc3 b6 28. b4 axb4 29. axb4 h6 30. h4 hxg5 31. hxg5 Kf7 32. Kg2 Ra8 33. Ra1 Qb7 34. Reb1 Rxa1 35. Rxa1 Ra8 36. Ra4 Nb8 37. Qa2 Na6 38. Qc2 Nb8 39. Qa2 Na6 40. Bd2 Bf8 41. Ng3 Nc7 {The position is equal.} 42. Rxa8 Qxa8 43. Qxa8 Nxa8 $11 {[%mdl 4096] Endgame KBN-KBN} 44. Nf1 bxc5 45. bxc5 e5 46. fxe5 Nc7 47. Ba5 Ne6 48. Nd2 Be7 49. Nb3 Bxg5 50. Kf2 Ke7 51. Be1 Kd7 52. Ke2 Kc7 53. Bg3 Bh6 54. Kf2 Kd7 55. Na5 Ng7 {[#] Threatens to win with ...Nf5.} 56. Ke2 $1 g5 57. Nb7 g4 {Strongly threatening ...Nf5.} 58. Nd6 Nh5 59. Nf5 Bg5 {[#] White must now prevent ...Ke6.} 60. Bh4 Ke6 61. Ng3 (61. Bxg5 {seems wilder.} Kxf5 62. Be7 Ke6 63. Bd8 Ng7 64. Ke1) 61... Nxg3+ 62. Bxg3 {KB-KB} Bd8 63. Kf2 Ba5 64. Bf4 Bc3 65. Kg3 Kf5 66. Bh6 Be1+ 67. Kg2 Bh4 68. Bf4 Be1 69. Bh6 Bd2 70. Kg3 {Accuracy: White = 40%, Black = 72%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Ojas Kulkarni"]
[Black "Deviatkin, Andrei"]
[Result "*"]
[ECO "A11"]
[WhiteElo "2269"]
[BlackElo "2461"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,14,51,40]} 1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. e3 Qb6 5. Nf3 Bg4 6. h3 Bxf3 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} 7. Qxf3 e6 {LiveBook: 35 Games} {Predecessor:} 8. Bd3 $146 Nbd7 9. O-O Be7 10. Rb1 a5 11. b3 O-O 12. Bb2 Rfe8 13. Rfd1 Rad8 14. Qe2 {½-½ (57) Lenic,L (2643)-Skoberne,J (2555) Slovenia 2016} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gajwa Ankit"]
[Black "Karthikeyan, P.."]
[Result "*"]
[ECO "C96"]
[WhiteElo "2263"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,26,29,33]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. Nbd2 exd4 13. cxd4 Re8 {[#] LiveBook: 58 Games. C96: Closed Ruy Lopez: Chigorin Defence: 11 d4, replies other than 11...Qc7} {Predecessor:} 14. e5 $146 dxe5 15. dxc5 Bxc5 16. Ne4 Be7 17. Nfg5 Nf8 18. Qf3 Be6 19. Be3 Nc4 20. Rad1 Qc7 21. Rc1 Nxe3 22. Nxe6 Qxc2 23. Qxe3 Qxb2 {1-0 (34) Smirin,I (2674)-Tari,A (2572) Novi Sad 2016} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Gajwa Ankit"]
[Black "Karthikeyan, P.."]
[Result "1-0"]
[ECO "C96"]
[WhiteElo "2263"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,89,12,2,0,-18,-27,-18,-12,-11,-22,-15,-12,-33,61,23,82,56,81,49,44,34,41,44,39,66,36,42,80,70,175,175,251,256,256,213,197,211,197,122,122,113,111,92,149,138,175,157,182,162,174,177,230,181,263,263,257,255,305,296,1352,1368]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. Nbd2 exd4 13. cxd4 Re8 {C96: Closed Ruy Lopez: Chigorin Defence: 11 d4, replies other than 11...Qc7} 14. Nf1 Nc6 {[%cal Ba5c6,Bc6e5,Be5c4][%mdl 32]} 15. d5 Nce5 16. N3h2 {LiveBook: 3 Games} Bh4 {[#]} 17. g3 $146 ({Predecessor:} 17. Re2 c4 18. Be3 Qc7 19. f4 Ng6 20. Qd2 Nc5 21. Bd4 {1-0 (38) Paravyan,D (2528)-Romanov,E (2619) Sochi 2016}) 17... Bf6 18. f4 Nc4 19. Rb1 $1 Bd4+ 20. Kg2 {[#]} f5 $1 {[%cal Rf5e4][%mdl 512]} 21. Nf3 (21. exf5 Bb7) 21... Bf6 (21... fxe4 $15 22. Nxd4 cxd4 23. Qxd4 Qf6) 22. exf5 Bb7 (22... Rxe1 $11 {keeps the balance.} 23. Qxe1 Bb7) 23. Re6 $16 Nf8 24. g4 Nxe6 25. fxe6 {[#]} Bd4 $1 {[%mdl 512]} 26. b3 $36 {[%mdl 2048] White fights for an advantage.} (26. Nxd4 cxd4) 26... Nb6 $1 {[%cal Rb6d5]} 27. Qd3 g6 $1 28. Nxd4 {Ne3 is the strong threat.} Nxd5 ({Reject} 28... cxd4 $6 29. Qxd4 Rxe6 30. Bb2 $16) 29. Nf3 Qf6 ({Black should play} 29... Rxe6 $14 30. f5 Nb4) 30. f5 $18 {Threatens to win with Bg5.} gxf5 (30... Nb4 {was worth a try.} 31. Bb2 Nxd3 32. Bxf6 Nb4) 31. Qxf5 Qxf5 32. Bxf5 Nc7 33. Kf2 {And now Ng5 would win.} Nxe6 {intending ...Bxf3.} 34. Ng3 ({Better is} 34. Be3 $18) 34... Bxf3 $16 35. Kxf3 Nd4+ {[#]} 36. Kf2 $1 Nxf5 (36... d5 $142) 37. Nxf5 Re4 38. Be3 ({Resist} 38. Nxd6 $6 Rd4 $14) 38... c4 39. Nxd6 Re6 40. Nf5 cxb3 (40... c3 $142 41. a3 a5) 41. axb3 h5 (41... a5 {keeps fighting.} 42. Bd4 h6) 42. Rd1 $18 ({Worse is} 42. gxh5 Rf6 $15) 42... hxg4 43. hxg4 a5 {[#]} 44. Rd7 $1 Rc8 $2 (44... Raa6 45. Bc5 a4 46. Ne7+ Kh7 47. bxa4 bxa4) 45. Ne7+ {Accuracy: White = 68%, Black = 33%.} 1-0

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Ziatdinov, Raset"]
[Black "Girish, A. Koushik"]
[Result "1/2-1/2"]
[ECO "C70"]
[WhiteElo "2248"]
[BlackElo "2411"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,123,38,42,43,39,42,35,50,39,88,37,60,53,62,28,40,52,56,26,29,34,17,0,0,0,0,-25,0,12,0,-14,-26,-66,-69,-61,-62,-60,-19,-22,-11,-21,-20,-19,0,-11,5,-50,34,0,15,0,0,0,89,83,79,0,66,0,29,0,0,0,0,0,7,-36,-33,-90,20,29,26,34,193,188,190,217,406,395,401,407,370,333,452,210,192,208,178,110,126,125,108,117,114,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 g6 5. d4 exd4 6. Nxd4 Bg7 {C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann} 7. Nxc6 {LiveBook: 20 Games} dxc6 8. Qxd8+ Kxd8 {White is slightly better.} 9. Bb3 Nf6 10. Nc3 Ke7 $146 ({Predecessor:} 10... Be6 11. Bxe6 fxe6 12. Bf4 Nd7 13. O-O-O Rf8 14. Bg5+ {1-0 (57) Drygalov,A (2477)-Berzinsh,R (2402) Cheliabinsk 2018}) 11. Bg5 (11. Bf4 $16) 11... h6 12. Bh4 {Strongly threatening e5.} Re8 13. Bg3 Kf8 14. f3 Be6 15. Bxc7 Bxb3 $1 16. axb3 Nd5 $1 {[%cal Rd5c7]} 17. Ba5 Ne3 18. Kd2 Nxg2 19. Bc7 Rac8 20. Bd6+ Kg8 21. Bg3 h5 22. Rhg1 Bh6+ 23. Ke2 Ne3 24. Rac1 b5 25. Kf2 Rcd8 26. f4 Ng4+ 27. Kf3 $1 b4 28. Na4 Rd4 $132 {[%mdl 2048] Black has counterplay} 29. e5 (29. Rce1 $11) 29... Bf8 (29... f6 $15 30. h3 h4) 30. h3 Nh6 $1 31. Bf2 Rd2 32. Be3 Rdd8 (32... Rh2 $11 {remains equal.}) 33. Rcd1 $16 Nf5 {[#]} 34. Bb6 ({White should try} 34. Bf2 $1 $16) 34... Rd5 (34... Rxd1 $11 35. Rxd1 Nh4+ 36. Kf2 Nf5) 35. c4 (35. Rxd5 $14 cxd5 36. Bf2) 35... bxc3 {White must now prevent ...c2.} 36. bxc3 Rb5 37. b4 Rb8 38. Ba7 Ra8 39. Rd7 a5 40. e6 (40. Nb6 $15 Re8 41. Rb1) 40... Be7 ({Black should play} 40... axb4 $17 41. cxb4 (41. Rxf7 Bg7 $17) (41. exf7+ Kg7 $17) 41... Be7) 41. Bc5 $11 Re8 42. c4 Rbb8 $2 ({Better is} 42... Rxb4 $14 43. Bxb4 axb4) 43. bxa5 $18 Rb3+ 44. Ke2 Bf6 $2 (44... Rxh3 45. Bxe7 Rh2+ 46. Kf3 Nxe7) 45. a6 Rxe6+ 46. Kd2 Re8 47. a7 Rxh3 48. Rb7 (48. Rb1 $142 Rh2+ 49. Kd3 Rh3+ 50. Kc2 Rh2+ 51. Rd2 Nd4+ 52. Bxd4 Rxd2+ 53. Kxd2 Bxd4 54. Rb8 Bxa7 55. Rxe8+ Kh7 56. c5) 48... Rh2+ 49. Kc1 Kg7 ({Wrong is} 49... Nd4 $2 50. Rb8 $18) 50. Rb8 (50. Kb1 $18 Rd2 51. Rb8) 50... Ree2 $16 {Threatening ...Rc2+.} 51. a8=Q Rc2+ 52. Kb1 Ra2 {[%csl Gf6][%cal Ra2a1] [#]} 53. Rg8+ ({But not} 53. Kc1 $6 Ra1+ 54. Rb1 Bb2+ 55. Nxb2 Rxa8 $11) (53. Bf8+ $1 $16 Kh7 54. Nc5 (54. Kc1 Nd4 $17) 54... Rhb2+ 55. Rxb2 Rxa8 56. Nd7) 53... Kh7 $11 {[%csl Gf6][%cal Ra2a1] The position is equal.} 54. Nb6 Rhb2+ 55. Kc1 Rc2+ 56. Kd1 {Threatens to win with Qxa2.} Rd2+ 57. Kc1 Rac2+ 58. Kb1 {Ba3 is the strong threat.} Rb2+ 59. Kc1 Rdc2+ 60. Kd1 Rd2+ (60... Rh2 $5 61. Kc1 $8 Rhc2+ 62. Kd1 Rd2+ 63. Kc1 Rdc2+ $11) 61. Kc1 Rdc2+ 62. Kd1 {Precision: White = 40%, Black = 49%.} 1/2-1/2

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Praveen Kumar C"]
[Black "Muthaiah AL"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "2233"]
[BlackElo "2406"]
[Annotator "NA"]
[PlyCount "46"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:39]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:20]} 3. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:12]} 4. Nf3 {[%emt 0:00:00]} O-O {[%emt 0:00:22]} 5. g3 {[%emt 0:00:00]} b6 {[%emt 0:02:27]} 6. Bg2 {[%emt 0:00:48]} Bb7 {[%emt 0:00:21]} 7. O-O {[%emt 0:02:38]} Bxc3 {[%emt 0:02:04]} 8. bxc3 {[%emt 0:00:05]} d6 {[%emt 0:02:06]} 9. a4 {[%emt 0:06:13]} Nc6 {[%emt 0:03:22]} 10. Nd2 {[%emt 0:03:17]} Na5 11. e4 c5 12. f4 cxd4 13. cxd4 Rc8 14. Bb2 Nxc4 15. Nxc4 Rxc4 16. Qb3 Qc7 17. Rfe1 Rc2 18. Ba3 Rxg2+ 19. Kxg2 Nxe4 20. Qe3 Nf6+ 21. Kh3 Qc2 22. Rg1 Ng4 23. Kxg4 Qg6+ 0-1

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Praveen Kumar C"]
[Black "Muthaiah AL"]
[Result "*"]
[ECO "E21"]
[WhiteElo "2233"]
[BlackElo "2406"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,19,-17,-13]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. g3 b6 6. Bg2 Bb7 7. O-O Bxc3 8. bxc3 d6 9. a4 Nc6 {E21: Nimzo-Indian: 4 Nf3} 10. Nd2 {LiveBook: 7 Games} {Predecessor:} Na5 $146 11. e4 e5 12. Re1 Re8 13. Ba3 c5 14. d5 Re7 15. Bf1 Qe8 16. Bd3 Bc8 17. Nf1 {0-1 (34) Beliavsky,A (2624)-Markoja,B (2336) Otocec 2016} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Swati Ghate"]
[Black "Sahoo, Utkal Ranjan"]
[Result "*"]
[ECO "C84"]
[WhiteElo "2216"]
[BlackElo "2388"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,17,8,7]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 {LiveBook: 624 Games} {Predecessor:} Na5 $146 10. Ba2 Be6 11. b4 Bxa2 12. Rxa2 Nc6 13. Bg5 Ng4 14. Bd2 Nf6 15. Re1 Qd7 16. Nd5 Nxd5 17. exd5 {½-½ (30) Naiditsch,A (2721)-Wojtaszek,R (2727) Douglas 2018} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Swati Ghate"]
[Black "Sahoo, Utkal Ranjan"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2216"]
[BlackElo "2388"]
[Annotator "ChessBase"]
[PlyCount "130"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:05:52]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:28]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:06]} a6 {[%emt 0:00:00]} 4. Ba4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:07]} Be7 {[%emt 0:00:06]} 6. d3 {[%emt 0:00:09]} b5 {[%emt 0:01:07]} 7. Bb3 {[%emt 0:06:20]} d6 {[%emt 0:00:14]} 8. a3 {[%emt 0:00:12]} O-O {[%emt 0:04:02]} 9. Nc3 {[%emt 0:00:34]} Bg4 {[%emt 0:09:57]} 10. Be3 {[%emt 0:00:32]} Qd7 {[%emt 0:01:14]} 11. h3 {[%emt 0:05:31]} Bh5 {[%emt 0:00:30]} 12. Nd5 Nxd5 {[%emt 0:10:12]} 13. Bxd5 {[%emt 0:01:19]} Bg6 14. a4 {[%emt 0:12:15]} Rab8 {[%emt 0:04:59]} 15. axb5 {[%emt 0:01:21]} axb5 {[%emt 0:00:06]} 16. c3 {[%emt 0:01:43]} Kh8 17. Ra6 {[%emt 0:19:58]} Nd8 {[%emt 0:02:26]} 18. Ra7 {[%emt 0:06:52]} Nc6 {[%emt 0:01:17]} 19. Ra6 {[%emt 0:00:09]} Nd8 {[%emt 0:00:17]} 20. Nh2 {[%emt 0:04:17]} c6 21. Bb3 {[%emt 0:06:09]} Nb7 {[%emt 0:09:49]} 22. Ra7 {[%emt 0:02:36]} Ra8 {[%emt 0:02:38]} 23. Qa1 {[%emt 0:00:18]} Rxa7 {[%emt 0:00:17]} 24. Qxa7 {[%emt 0:00:05]} f5 {[%emt 0:01:17]} 25. f3 {[%emt 0:01:51]} d5 {[%emt 0:03:06]} 26. exf5 {[%emt 0:04:46]} Bxf5 {[%emt 0:00:28]} 27. d4 {[%emt 0:00:07]} Bd6 28. Ng4 {[%emt 0:04:28]} exd4 {[%emt 0:08:53]} 29. cxd4 {[%emt 0:00:42]} Bb8 {[%emt 0:02:32]} 30. Qa3 {[%emt 0:01:23]} Bd6 {[%emt 0:03:00]} 31. Qa1 {[%emt 0:00:33]} Qc7 {[%emt 0:05:39]} 32. Qc1 {[%emt 0:05:23]} Na5 {[%emt 0:01:56]} 33. Bc2 {[%emt 0:00:02]} Nc4 {[%emt 0:01:03]} 34. Bxf5 {[%emt 0:01:03]} Rxf5 {[%emt 0:00:07]} 35. Bf2 {[%emt 0:02:29]} Bf4 {[%emt 0:08:03]} 36. Qc2 {[%emt 0:00:22]} Rf8 {[%emt 0:01:02]} 37. b3 {[%emt 0:00:37]} Nd6 {[%emt 0:01:19]} 38. Re1 Kg8 {[%emt 0:03:39]} 39. Ne5 {[%emt 0:04:04]} Rc8 {[%emt 0:00:17]} 40. Nd3 {[%emt 0:00:36]} Nf5 {[%emt 0:02:05]} 41. Qe2 {[%emt 0:01:01]} Bh2+ {[%emt 0:05:36]} 42. Kh1 {[%emt 0:00:13]} Qd6 {[%emt 0:03:31]} 43. f4 {[%emt 0:03:47]} Bg3 {[%emt 0:00:10]} 44. Qg4 {[%emt 0:00:30]} Bxf2 {[%emt 0:00:06]} 45. Qxf5 {[%emt 0:00:05]} Rf8 {[%emt 0:00:06]} 46. Qe6+ {[%emt 0:00:06]} Qxe6 {[%emt 0:00:16]} 47. Rxe6 {[%emt 0:00:02]} Bg3 {[%emt 0:03:20]} 48. Rxc6 {[%emt 0:01:14]} Re8 {[%emt 0:00:05]} 49. Kg1 {[%emt 0:00:56]} Re3 {[%emt 0:01:09]} 50. Rc8+ {[%emt 0:00:13]} Kf7 {[%emt 0:00:16]} 51. Ne5+ {[%emt 0:00:40]} Ke6 {[%emt 0:00:45]} 52. Nf3 {[%emt 0:01:08]} Rxb3 {[%emt 0:00:27]} 53. Rc1 {[%emt 0:00:25]} Bxf4 {[%emt 0:00:40]} 54. Re1+ {[%emt 0:00:18]} Kd6 {[%emt 0:00:48]} 55. Kf2 {[%emt 0:00:08]} b4 {[%emt 0:01:27]} 56. Re2 {[%emt 0:00:12]} Rd3 {[%emt 0:01:45]} 57. g3 {[%emt 0:00:44]} Bc1 {[%emt 0:00:16]} 58. Rc2 {[%emt 0:00:42]} Bh6 {[%emt 0:01:00]} 59. Rc8 {[%emt 0:00:43]} b3 {[%emt 0:00:24]} 60. Rb8 {[%emt 0:00:17]} Rc3 {[%emt 0:01:39]} 61. Ke2 {[%emt 0:00:25]} Bc1 {[%emt 0:00:33]} 62. g4 {[%emt 0:00:37]} b2 {[%emt 0:00:30]} 63. h4 {[%emt 0:00:21]} Kc7 {[%emt 0:00:34]} 64. Rb5 {[%emt 0:00:20]} Re3+ {[%emt 0:00:06]} 65. Kf2 {[%emt 0:00:15]} Re6 {[%emt 0:00:08]} 0-1

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Grahesh Y"]
[Black "Vaibhav, Suri"]
[Result "*"]
[ECO "A22"]
[WhiteElo "1992"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,15,7,-14]} 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. d3 Be7 7. a3 {A22: English Opening: 1...e5 2 Nc3 Nf6} (7. Be3 O-O 8. Rc1 Re8 9. Qc2 Bf8 10. a3 c6 11. Nf3 N8d7 12. O-O Nf6 13. b4 Bf5 14. Rfd1 h6 15. Ne4 Rc8 16. Bc5 Bxe4 17. dxe4 {½-½ (39) Ding,L (2777)-Harikrishna,P (2744) Huaian 2017}) 7... O-O 8. b4 {LiveBook: 6 Games} {Predecessor:} f5 $146 9. Nf3 Nc6 10. O-O Be6 11. b5 Nd4 12. Nxe5 Bf6 13. Nc4 Nxc4 14. dxc4 Bxc4 15. Rb1 Re8 16. Be3 Rb8 17. Rb4 Nxe2+ 18. Nxe2 Qxd1 19. Rxd1 Bxe2 {0-1 (61) Mikhalsky,V (2188)-Rakhmangulov,A (2318) Lutsk 2016} *

[Event "17th Delhi GM Open 2019"]
[Site "Delhi"]
[Date "2019.01.11"]
[Round "4"]
[White "Grahesh Y"]
[Black "Vaibhav, Suri"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1992"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.01.09"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,102,-29,-27,-38,-38,-61,-50,-56,-55,-50,-56,-50,-55,-70,-70,-85,-88,-93,-57,-96,-87,-84,-84,-137,-133,-144,-154,-131,-131,-197,-192,-211,-203,-203,-161,-128,-51,-56,-51,-60,-31,-107,0,0,0,0,0,0,6,0,0,0,-53,-911,-911,-911,-911,-911,-904,-891,-881,-1168,-758,-858,-466,-435,-320,-1105,-1058,-1317,-1252,-29984,-29985,-29985,-29985,-29984,-29985,-5406,-3422]} 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. d3 Be7 7. a3 O-O 8. b4 Nc6 9. Nf3 Be6 10. O-O a5 11. b5 Nd4 12. Nxd4 exd4 13. Na4 {A29: English Opening: Four Knights Variation with 4 g3} Bd5 {LiveBook: 19 Games} 14. Bh3 Re8 15. Bb2 {Black is slightly better.} c5 16. bxc6 Bxc6 17. Nxb6 Qxb6 18. Rb1 Qb5 19. Bg2 Bxg2 20. Kxg2 Qd5+ 21. Kg1 $146 Bc5 22. Qd2 b6 23. Rbc1 Re6 {[%cal Be8e6,Be6g6,Bg6g4][%mdl 32]} 24. Rfe1 (24. f3 $142) 24... Rae8 25. Rc2 h5 $1 26. h4 Rg6 {...Re3! is the strong threat.} 27. Qf4 (27. Kh2 $17 {is a better defense.}) 27... Rg4 $1 $19 {[%cal Rg4f4]} 28. Qc7 g5 $1 {[%cal Rg5h4]} 29. hxg5 {[#] and if Bc1 works, White does fine.} h4 $1 {[%cal Rh4h3] Hoping for ...h3.} 30. Bc1 {With the idea Bf4.} h3 (30... hxg3 $17 31. f3 Qf5) 31. f3 $15 {[%cal Bf2f3,Bf3f4][%mdl 32]} Bd6 {[%mdl 64] Double Attack} 32. Qc6 $1 {[%cal Rc6d5]} Rxg3+ $40 {[%mdl 128] Black is up to no good.} 33. Kh1 Qe5 (33... Qe6 $17 {And now ...h2! would win.} 34. Bb2 Rxg5 35. Bxd4 b5) 34. f4 $1 $11 {[%cal Rf4e5]} ({Avoid the trap} 34. Bf4 $2 Qxf4 35. e3 Rxe3 $19) 34... Qe7 35. Rg1 Rxg1+ 36. Kxg1 Rb8 37. a4 Qe6 38. Qf3 ({White should play} 38. Kh2 $11) 38... Qb3 $15 39. Rc6 $2 {[%mdl 8192]} (39. Qc6 $15 Bc5 40. Rd2) 39... Qd1+ $19 40. Kh2 {[#]} Re8 $1 41. Qxh3 Qxe2+ (41... Bc5 $2 42. Rh6 $17) 42. Qg2 Qxd3 43. Rc2 Qf5 44. Rf2 Kg7 45. Qf3 Bc5 46. Bd2 $2 (46. Kg3) 46... Rh8+ 47. Kg1 Rh3 48. Qa8 Qg4+ 49. Kf1 Qd1+ {[%mdl 64] Double Attack} 50. Be1 Re3 51. Kg2 Rxe1 {Accuracy: White = 38%, Black = 75%.} 0-1

