[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Gupta, Abhijeet"]
[Black "S M Sharon"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2619"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,73,45,52,59,68,109,118,137,142,129,145,145,146,124,86,354,252,239,232,858,853,818,733,735,675,656,667,665,618,567,339,359,332,318,260,256,263,262,254,256,260,799,764,752,736,1254,1252,1745,1554,29989,1275,29997,29998]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. d5 e6 8. Ng3 a6 9. a4 exd5 10. cxd5 Nbd7 11. Be2 Ne5 {A65: Modern Benoni: 6 e4} (11... Ne8 12. O-O Rb8 13. f4 Nc7 14. e5 dxe5 15. f5 b5 16. d6 Ne8 17. axb5 axb5 18. Nce4 c4 19. Bg5 {½-½ (28) Aronian,L (2780)-Nepomniachtchi,I (2767) Wijk aan Zee 2017}) 12. O-O {LiveBook: 4 Games} h5 13. Bg5 Rb8 $146 {White is slightly better.} ({Predecessor:} 13... Qc7 14. Bd2 Nh7 15. Be3 h4 {½-½ (27) Spassov,L (2383)-Orev,P (2241) Borovec 2002}) 14. f4 Neg4 {Black wants to play ...Ne3.} 15. e5 dxe5 16. fxe5 Nxe5 17. Nce4 $36 {[%mdl 2048] White is on the roll.} Ned7 18. Qc1 {Ra3 is the strong threat.} Qe8 $2 {[%mdl 8192]} (18... b5 $16 {was worth a try.}) 19. Rxf6 ({Don't take} 19. Nxf6+ Nxf6 20. Rxf6 (20. Bxf6 Bxf6 21. Rxf6 h4 $16) 20... Qe5 $18) 19... Qe5 20. Rf2 Qxd5 $2 (20... Qxb2 21. Nf6+ Bxf6 22. Bxf6 Qxc1+ 23. Rxc1 Nxf6) 21. Bc4 $18 Qd4 22. Be3 Qe5 23. Bf4 Qd4 24. Ng5 Ne5 25. Bxe5 Bxe5 26. Nf3 Qf4 27. Qc2 {And now Qxg6+ would win.} Bg7 28. Raf1 b5 29. axb5 axb5 30. Bd5 Qd6 31. Rd1 {[%cal Bf1d1,Bd1d8,Bd8h8][%mdl 32]} Qb6 $2 (31... Be6) 32. Ng5 c4 33. Bxf7+ Rxf7 34. Nxf7 h4 35. Rd8+ Kh7 36. Qd2 (36. Ng5+ $142 Kh6 {[#]} 37. Qe4 $1 {[%mdl 512]} Bg4 38. Qxg4 Qxf2+ 39. Kxf2 Bd4+ 40. Kf3 Rxd8 41. Qxh4+ Kg7 42. Qh7+ Kf6 43. Qf7+ Kxg5 44. Qf4#) 36... hxg3 {[#]} 37. Rh8+ $1 {[%mdl 512] Precision: White = 84%, Black = 34%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Amonatov, Farrukh"]
[Black "Krishnater Kushager"]
[Result "1/2-1/2"]
[ECO "C73"]
[WhiteElo "2608"]
[BlackElo "2195"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,63,-7,0,-20,-5,-26,0,-33,-30,-33,-17,-29,-8,-28,-37,-87,-58,-168,-174,-177,-174,-229,-223,-236,-237,-236,-226,-204,-202,-190,-214,-237,-218,-238,-206,-200,0,-211,0,-204,0,-216,0,-200,0,-206]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 {[%cal Bb7c6,Bc6c5][%mdl 32]} 6. d4 exd4 7. Nxd4 c5 8. Ne2 Nf6 9. Nbc3 {C73: Ruy Lopez: Deferred Steinitz: 5 Bxc6+} (9. O-O g6 10. Nbc3 Bg7 11. Ng3 O-O 12. Bf4 Ng4 13. Qd2 Re8 14. Bg5 f6 15. Bf4 Be6 16. b3 Qd7 {½-½ (36) Breder,D (2463)-Ovsejevitsch,S (2588) Switzerland 2016}) 9... Bb7 10. Ng3 g6 {LiveBook: 4 Games} 11. Bf4 Bg7 12. Qd2 O-O 13. O-O-O Ng4 $146 ({Predecessor:} 13... Re8 14. f3 Qb8 15. Bh6 Bh8 16. h4 Nd7 {½-½ (46) Thipsay,P (2430)-Rodriguez,R (2415) Thessaloniki 1988}) 14. h4 h5 15. Bg5 Qb8 16. f3 Ne5 $1 {[%cal Re5c4] Strongly threatening ...Nc4.} 17. b3 Bc6 $36 {[%mdl 2048] And now ...Qb4 would win. Black is more active.} 18. Rdf1 ({White should try} 18. Nd5 $15) 18... Qb4 $1 $19 19. Nb1 a5 20. Bh6 {[#]} (20. a4 {keeps fighting.}) 20... Qxd2+ $1 21. Bxd2 a4 22. Bc3 axb3 23. axb3 Ra2 {Hoping for ...c4.} 24. f4 {[#]} Bh6 $1 25. Bd2 Ng4 26. Nc3 Ra3 27. Nb1 Ra2 28. Nc3 Ra3 29. Nb1 $1 {[%cal Rb1a3]} Ra2 30. Nc3 Ra3 31. Nb1 $1 {[%cal Rb1a3]} Ra2 32. Nc3 {Precision: White = 53%, Black = 74%.} 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Rozum, Ivan"]
[Black "Ajay Karthikeyan"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2581"]
[BlackElo "2189"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,89,0,19,20,32,20,31,-18,-17,-23,72,66,56,49,65,66,67,58,77,64,66,63,93,87,108,109,131,127,152,160,176,175,211,164,330,329,323,319,327,330,330,328,325,316,308,252,252,252,252,252,252,256,252,254,261,258,247,247,284,247,350,350,345,346,346,346,387,387]} 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d3 d6 6. e4 c5 7. Nge2 Nc6 8. h3 a6 9. Be3 Bd7 10. a4 Rb8 11. O-O Ne8 {[%cal Bf6e8,Be8c7,Bc7e6][%mdl 32]} 12. d4 {[%cal Bd3d4,Bd4d5][%mdl 32] A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} b6 {LiveBook: 4 Games} 13. Kh2 Nc7 14. f4 {White is slightly better.} Na5 $146 ({Predecessor:} 14... e5 15. fxe5 cxd4 16. Nxd4 Nxd4 17. Bxd4 Ne6 18. Be3 Bxe5 19. Bh6 Ng7 {½-½ (32) Stephan,J (2553)-Zarnescu,M (2404) ICCF email 2011}) 15. Qd3 Ne6 16. Ra3 {[#]} Nc6 (16... Nxc4 $1 $11 {[%mdl 512] keeps the balance.} 17. Qxc4 b5 18. axb5 axb5) 17. d5 $1 $16 {[%csl LRc6,LRe6]} Nb4 18. Qd2 Nd4 19. Bxd4 cxd4 20. Na2 $1 {[%cal Ra2b4]} (20. Nxd4 $2 Bxd4 21. Qxd4 Nc2 $17) 20... Nxa2 21. Rxa2 Qc7 22. Rc1 Qa7 23. b3 Rfc8 24. Rd1 ({Reject} 24. Nxd4 $6 b5 $11) 24... Rc5 25. Nxd4 Rbc8 26. Nc2 Qb8 27. Nb4 Qb7 28. Qe3 b5 $2 {[#]} (28... Re8 29. e5 Qa7) 29. axb5 $18 axb5 30. Na6 bxc4 31. Nxc5 Rxc5 32. bxc4 Rxc4 33. Ra7 Qc8 34. Qb3 Rc7 35. Rxc7 Qxc7 36. Rb1 Bf6 37. Qb8+ Qxb8 38. Rxb8+ {[%mdl 4096] Endgame KRB-KB} Kg7 39. Bf1 Ba4 40. Bd3 Bc3 41. Rc8 Bd2 (41... Bf6 $142 42. Kg2 h5) 42. Ra8 Bb3 43. Ra3 Bd1 44. Ra1 Bb3 45. Be2 {Precision: White = 75%, Black = 32%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Sengupta, Deep"]
[Black "Bhambure, Shantanu"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2563"]
[BlackElo "2188"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,137,-7,0,0,-12,6,10,12,17,21,0,26,22,22,32,41,29,36,23,39,26,33,0,28,-53,24,18,18,0,2,-25,0,0,11,9,24,21,71,0,0,0,0,0,95,72,72,88,79,83,93,61,139,102,107,100,97,91,131,129,235,240,217,210,204,210,244,256,285,241,235,235,277,277,270,268,263,271,318,316,314,307,315,219,249,244,282,278,286,0,251,235,320,257,276,276,291,307,294,289,297,272,452,330,457,450,450,443,426,389,601,514,522,512,586,396,925,889,891,887,913,892]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 Be7 5. Bb2 O-O 6. Be2 Nbd7 7. O-O {A13: English Opening: 1...e6} b6 8. d3 (8. cxd5 Nxd5 9. d4 Bb7 10. Nbd2 c5 11. Nc4 b5 12. Nce5 Nxe5 13. Nxe5 cxd4 14. Qxd4 f6 {1-0 (33) Kurajica,B (2525)-Pandurevic,M (2257) Sarajevo 2017}) 8... Bb7 9. Qc2 c5 10. Nbd2 {LiveBook: 3 Games} Rc8 11. Rac1 Qc7 12. Qb1 Qb8 13. Qa1 Bd6 14. h3 $146 ({Predecessor:} 14. cxd5 exd5 15. d4 Rfe8 {1-0 (51) Strache,M (2144)-Billing,C (2150) Kelheim 2007}) 14... Rfe8 15. cxd5 exd5 16. d4 a6 17. Rfd1 h6 18. Nh4 Bf8 19. Nf5 Re6 20. Bf3 Bc6 21. Ng3 (21. a4 $11) 21... Bd6 (21... Rxe3 $1 $15 22. fxe3 Qxg3) 22. Ndf1 a5 23. Ne2 a4 24. g3 axb3 25. axb3 Qb7 26. Nf4 Bxf4 (26... Ra8 $5 27. Qb1 $8 Ree8 $11) 27. exf4 c4 28. f5 (28. bxc4 $16 Ra8 29. cxd5 Bxd5 30. Bxd5 Nxd5 31. Qb1) 28... Ree8 $11 29. bxc4 dxc4 30. d5 $1 {[%cal Rd5c6]} Bb5 (30... Nxd5 $11 31. Rxc4 N5f6 32. Rxc6 Rxc6) 31. Bd4 Ra8 32. Qb2 $36 {[%mdl 2048] White is on the roll.} Ba4 33. Re1 Rxe1 34. Rxe1 Re8 ({Better is} 34... Qb8 $14) 35. Ra1 {[%cal Be1a1,Ba1a4,Ba4a8][%mdl 32]} Qa6 36. Ne3 b5 37. Qb4 Rc8 38. Bd1 {[%cal Rd1a4]} Ne4 (38... Ra8 $16 {is a better defense.} 39. Bc2 Kh7) 39. Bxa4 $18 bxa4 40. Rxa4 Qd6 {[#]} 41. Qb7 $1 {[%cal Rb7c8]} Rb8 {[#]} 42. Qc6 $1 c3 43. Qxd6 Nxd6 44. Bxc3 Rb5 45. Ra8+ Kh7 46. Rd8 Rb7 47. Kg2 h5 48. g4 hxg4 49. hxg4 f6 50. Ra8 Ne4 51. Ra3 Nd6 52. Ra6 Ne4 53. Ra3 Nd6 $1 54. Ba1 Kh6 55. Kf3 Kh7 56. Ra6 Nf7 57. Ke2 Nc5 58. Rc6 Ne4 59. Bd4 Kh6 $2 (59... Rb4) 60. Rb6 Rc7 61. f3 Ned6 62. f4 Kh7 63. Kd3 Ra7 (63... Nb7 $142 64. g5 fxg5) 64. Bc5 Rd7 65. Kd4 Nc8 66. Rc6 Ne7 $2 (66... Rd8 67. Nc4 Nh6) 67. Bxe7 {White is clearly winning.} Rxe7 68. d6 Rd7 69. Kd5 {Precision: White = 68%, Black = 34%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Nihal Sarin"]
[Black "Panda Sambit"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2551"]
[BlackElo "2181"]
[Annotator "TA"]
[PlyCount "195"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,195,32,34,28,33,40,31,31,20,21,13,6,8,11,16,15,31,0,29,22,22,-4,0,-13,0,0,-1,-1,-3,-4,14,10,14,8,27,0,7,0,0,0,0,0,12,12,12,12,12,12,22,22,22,22,22,7,18,7,7,7,13,13,13,13,18,18,18,18,18,18,18,18,18,18,22,22,22,18,18,18,18,18,18,18,22,22,22,18,29,29,29,29,29,29,29,29,29,18,29,29,29,0,29,18,18,0,29,29,29,22,29,29,29,29,29,18,29,18,29,18,29,18,29,29,29,29,29,13,13,13,13,13,14,0,14,0,0,0,14,8,8,5,8,8,8,8,8,8,8,8,8,0,114,83,85,93,83,83,90,0,0,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. h3 d6 7. a3 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} Na5 (7... Be6 8. Re1 a5 9. Nc3 Bxc4 10. dxc4 Nb8 11. c5 Nbd7 12. cxd6 Bxd6 13. Bg5 Be7 14. Re3 Re8 {1-0 (37) Areshchenko,A (2677)-Hracek,Z (2612) Minsk 2017}) 8. Ba2 c5 9. Nc3 {White is slightly better.} Nc6 10. Bg5 Be6 $146 ({Predecessor:} 10... Kh8 11. Bxf6 Bxf6 12. Nd5 g6 13. Nxf6 Qxf6 14. Qd2 Kg7 15. Nh2 {½-½ (53) Sanduleac,V (2449)-Malaniuk,V (2529) Galatzi 2007}) 11. Bxf6 Bxf6 12. Nd5 g6 13. c3 Bg7 14. Nd2 Ne7 (14... b5 {is interesting.} 15. b4 a6 16. Nf3 Rc8 17. Ne3 Bd7) 15. Nxe7+ Qxe7 16. Nc4 Bh6 17. Re1 Qc7 18. Ne3 Bxe3 19. Rxe3 Bxa2 20. Rxa2 f5 21. exf5 Rxf5 22. b4 Raf8 23. Rae2 cxb4 24. Qb3+ Qf7 25. Qxf7+ R5xf7 26. axb4 $11 {[%mdl 4096] Endgame KRR-KRR} Rc8 27. c4 b5 28. cxb5 Rb8 29. d4 Rxb5 30. dxe5 dxe5 31. Rxe5 Rxb4 32. f3 Rfb7 33. Re8+ Kf7 34. Ra8 Rb1+ 35. Kh2 Ra1 36. Kg3 Kf6 37. h4 h5 38. Rc8 Ra6 39. Re4 Kg7 40. Kh3 Kf7 41. Rf4+ Rf6 42. Ra4 Kg7 43. Ra8 Rff7 44. Kg3 Rbc7 45. Ra6 Rb7 46. Rd8 Rb6 47. Ra5 Rc6 48. Rd4 Rb6 49. Rda4 Rbb7 50. Ra6 Kh7 51. R4a5 Kg7 52. Ra2 Kh7 53. Re6 Rfe7 54. Rc6 Rec7 55. Rca6 Rf7 56. Rc2 Rfc7 57. Rca2 Rf7 58. R6a5 Kg7 59. Rc5 Rfc7 60. Rg5 Rf7 61. Ra3 Rf6 62. Kh3 Kh7 63. Rc5 Kg7 64. Re3 Rff7 65. Rd5 Rbd7 66. Ra5 Rb7 67. Rea3 Kh7 68. g3 Kg7 69. f4 Kh7 70. Kg2 Kg7 71. Kf3 Kh7 72. Re3 Rfe7 73. Rea3 Rf7 74. Re5 Rbe7 {Threatens to win with ...Rxe5.} 75. Ke4 (75. Rd5 {with more complications.} Rd7 76. Rg5 Rfe7 77. Ra2 Re6 78. Kg2) 75... Kg7 76. Ra6 Rxe5+ 77. fxe5 {KR-KR} Rb7 78. Kd5 Kf7 79. Rf6+ Kg7 80. Rf3 {Hoping for e6.} Rb5+ (80... a5 $1 $11) 81. Kd6 $1 $16 {Black must now prevent e6.} Rb6+ 82. Kd7 Rb7+ {[#]} 83. Kc6 $1 {[%cal Rc6b7]} Rb6+ {[#]} 84. Kc7 (84. Kc5 $1 $16) 84... Re6 $11 {The position is equal.} 85. Re3 Kf7 86. Kd7 {White threatens Rf3+ and mate.} Re7+ 87. Kd6 {Strongly threatening e6+.} Re6+ 88. Kd5 Ra6 89. Rc3 Ke7 90. Rc7+ Ke8 91. e6 Ra3 92. Kd6 {[%cal Rc7c8]} Rd3+ 93. Ke5 {Black should prevent Kf6.} Rxg3 94. Rxa7 {aiming for Kf6.} Rg4 95. Kf6 {[%cal Ra7a8]} Rf4+ 96. Kg5 Rg4+ 97. Kf6 {[%cal Ra7a8]} Rf4+ 98. Kg5 {Precision: White = 51%, Black = 62%.} 1/2-1/2

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Narayanan, Srinath"]
[Black "Jeet, Jain"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2525"]
[BlackElo "2169"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,93,4,35,26,18,14,26,12,83,77,81,74,65,76,77,73,82,68,72,53,48,53,70,54,56,43,43,43,91,105,62,75,77,86,81,41,56,16,16,12,100,32,89,70,91,74,89,81,70,92,78,72,72,48,127,113,193,193,792,806,758,662,1051,1038,1025,992,943,932,863,858]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences} Ba7 11. Be3 Bg4 (11... exd4 12. cxd4 Bg4 13. Qc1 Qd7 14. Nbd2 O-O 15. e5 dxe5 16. Nxe5 Nxe5 17. dxe5 Bxe3 18. fxe3 Rbd8 19. exf6 Qxd2 20. fxg7 Kxg7 21. Qc5 Rd6 22. Qe5+ Kg6 23. Rf2 f6 24. Qf4 {1-0 (24) Yu,Y (2760)-Shankland,S (2671) Liaocheng 2018}) 12. Nbd2 O-O 13. h3 Bh5 {LiveBook: 5 Games} 14. Qe1 exd4 15. Nxd4 Nxd4 {[#]} 16. cxd4 $146 ({Predecessor:} 16. Bxd4 c5 17. Bxf6 Qxf6 {1-0 (49) Saric,I (2641)-Rade,M (2428) Sibenik 2015}) 16... Bg6 {[#]} (16... c5 $11 {keeps the balance.}) 17. e5 $1 $16 {[%cal Re5f6]} dxe5 18. dxe5 Bxe3 19. Qxe3 Nd5 {[#]} 20. Bxd5 $1 Qxd5 21. Rfc1 Rbd8 22. Nf1 Rfe8 23. Rc5 Qd3 24. Re1 f6 25. Qc1 fxe5 26. Rxc7 e4 27. Ne3 {Rd1 is the strong threat.} Qd2 28. Qa1 Rf8 29. Rc2 (29. Rf1 {looks sharper.} b4 30. Ra7 Rf6 31. Qd1 Qxd1 32. Rxd1 Rxd1+ 33. Nxd1 Rc6 34. Ne3) 29... Qb4 30. Rf1 Rd2 31. Rxd2 Qxd2 32. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} Qd6 (32... h6 $11) 33. Qc3 (33. Rd1 $16 Qf4 34. Qb2) 33... Qf6 (33... b4 $1 $14 34. Qc2 Bf7) 34. Qc5 Bf7 35. b4 Be6 36. Nd5 Qf7 37. Ne7+ Kh8 38. Nc6 Rc8 {aiming for ...Qe8.} 39. Ne5 $36 {[%mdl 2048] White has the initiative.} Qf5 (39... Qf6 $14 40. Qd4 Re8) 40. Qd4 Rf8 (40... Rc2 $16) 41. Re1 $18 Bd5 $2 (41... e3 42. Qxe3 Bg8) 42. Qxd5 {White is clearly winning.} Qxf2+ 43. Kh2 e3 {[#]} 44. Rxe3 $3 {[%mdl 512]} Qf4+ (44... Qxe3 45. Nf7+) 45. Rg3 g6 46. Nd3 Qf5 47. Qxf5 {Precision: White = 74%, Black = 46%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Deepan Chakkravarthy J."]
[Black "Lokesh N"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2516"]
[BlackElo "1429"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,41,9,33,8,5,10,31,28,32,31,64,64,71,68,86,89,98,90,160,156,362,350,454,446,643,624,710,710]} 1. c4 Nf6 2. Nc3 e6 {[%cal Be7e6,Be6d5][%mdl 32]} 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. d4 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4)} (6. Nf3 Bf5 7. d3 Nxc3 8. bxc3 c5 9. d4 c4 10. g3 Be7 11. Bg2 Bd3 12. Ng1 Qa5 13. Bd2 Nc6 14. Ne2 {½-½ (52) Carlsen,M (2843)-Aronian,L (2794) Karlsruhe/Baden-Baden 2018}) 6... Nc6 7. Bb5 Bb4 8. Qa4 O-O {LiveBook: 9 Games} 9. Bxc6 Bxc3+ 10. bxc3 bxc6 11. Ne2 {h4 is the strong threat.} Bg4 {[#] Strongly threatening ...Bxe2.} 12. Ng3 f6 $146 ({Predecessor:} 12... Nxg3 13. hxg3 f6 {1-0 (28) Juhasz,B (1878)-Paroski,S (2147) Senta 2010}) 13. f3 Nxg3 14. hxg3 {[%cal Bh2g3,Bg3g4][%mdl 32]} Bd7 15. Ba3 Re8 16. Qc2 $36 {[%mdl 2048] White is really pushing.} g6 {[#]} ({Black should try} 16... f5 17. Kf2 a5) 17. Qd2 $1 $16 Bf5 $2 (17... c5 $16) 18. g4 $18 Bc8 19. Kf2 {aiming for Rxh7!White is clearly winning.} (19. Qh6 Qd7 $16) 19... Qd7 (19... c5 $142 20. Qh6 (20. Bxc5 fxe5 21. dxe5 Qd7 $18) 20... Re7 21. exf6 (21. Bxc5 Rf7 $18) 21... Rf7) 20. exf6 Ba6 21. Be7 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Swapnil, S. Dhopade"]
[Black "Harshini A"]
[Result "1-0"]
[ECO "D99"]
[WhiteElo "2505"]
[BlackElo "2154"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,87,69,97,78,142,122,86,106,103,62,72,18,27,26,20,18,17,7,10,9,44,37,52,41,99,95,211,95,172,10,10,12,30,18,42,17,114,115,237,237,289,288,280,283,12839,12839,12840,12840,12840,12840,12841,12842,12842,12843,12843,12843,12844,12844,12845,12845,12847,12847,12848,12847]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nb6 6. d4 Bg7 7. e4 O-O 8. Be3 Bg4 9. Rd1 Nc6 10. d5 Ne5 11. Be2 Nxf3+ 12. gxf3 Bh3 {D99: Grünfeld: Russian System: 7 e4 Bg4 8 Be3 Nfd7 9 Qb3} (12... Bh5 13. a4 Qc8 14. h4 c6 15. a5 Nd7 16. Kf1 Ne5 17. Kg2 Kh8 18. d6 exd6 19. Rxd6 f5 20. f4 Bxe2 21. Nxe2 Nf7 22. Re6 Nd8 23. Re7 fxe4 24. Ng3 Bf6 25. Rxe4 Nf7 26. h5 Qg4 27. f5 {1-0 (27) Iturrizaga Bonelli,E (2650)-Bykhovsky,A (2496) chess.com INT 2018}) 13. Rg1 Qc8 {LiveBook: 7 Games} 14. Rg3 Bf6 $146 (14... Bd7 $142) ({Predecessor:} 14... Bd7 15. a4 Qe8 16. a5 Ba4 17. Nxa4 Qxa4 18. Qxa4 Nxa4 19. b3 Nc3 20. Rc1 c6 21. dxc6 bxc6 22. Bc4 Rfd8 23. Rg5 Na2 24. Rb1 Nc3 25. Rc1 Na2 26. Rb1 Nc3 {½-½ (27) Antonsen,M (2457)-Pilgaard,K (2424) Helsingor 2012}) 15. Bh6 Rd8 16. f4 $1 Bh4 17. Nb5 Bxg3 18. Qxg3 (18. Qc3 $1 $16 {[%csl Gh6][%cal Rc3g7]} Bxf2+ 19. Kxf2) 18... c6 $1 $11 {[%cal Rc6b5]} 19. Nd4 cxd5 20. f5 $1 {Threatens to win with Qe5.} dxe4 {aiming for ...Qc5.} 21. Qxh3 Qc5 22. Qe3 Rd5 23. Qxe4 $40 {[%mdl 128] White has some attack.} Rad8 {[%cal Rd5d4]} 24. Be3 Qb4+ {[#]} ({Better is} 24... Nc4 $14) 25. Rd2 $1 $16 R8d7 (25... Qc5 $16) 26. a3 (26. Bg4 $18 {Black must now prevent fxg6.} h5 27. fxg6 hxg4 28. gxf7+ (28. Qxg4 Qd6 $17) 28... Kxf7 29. Qe6+ (29. Qxg4 R7d6 $17) 29... Kg7 30. Qxg4+ Kh8 31. Qh3+ Kg8 32. Qe6+ Kg7 33. Bh6+ Kh7 34. Qe4+ Kxh6 35. Nf5+ Kg5 36. Qxb4 Rxd2 37. Ne3 (37. Nxe7 R2d4 $18)) 26... Qc5 (26... Qd6 $16) 27. f4 $2 (27. Bg4 $18) 27... Qc1+ $1 $11 28. Rd1 ({But not} 28. Kf2 $2 {[#]} Qxd2 $1 {[%mdl 512]} 29. Bxd2 Rxd4 $17) 28... Qxb2 29. fxg6 $1 hxg6 30. f5 $1 {[%cal Rf5g6]} Qc3+ (30... R5d6 $1 $11 {remains equal.}) 31. Kf2 $16 R5d6 (31... Qc7 $16) 32. Nb5 $18 Qf6 33. Nxd6 Rxd6 34. Rxd6 exd6 $2 (34... Qxd6 35. fxg6 (35. Qxb7 Nd5 $18) 35... Qxh2+ 36. Ke1 Qg3+ 37. Kd2 Qd6+ 38. Bd3 fxg6) 35. Bd4 {White is clearly winning.} Qxf5+ 36. Qxf5 gxf5 37. Bxb6 axb6 {[%mdl 4096] Endgame KB-KP} 38. Ke3 Kg7 39. Kf4 Kg6 40. Bf3 Kf6 41. Bd5 Kg6 42. Bxb7 Kh5 43. Kxf5 Kh4 44. Bg2 {Precision: White = 67%, Black = 31%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Mehdi Hasan Parag"]
[Black "Short, Nigel D"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2207"]
[BlackElo "2656"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,52,-46,-45,-203,-181,-205,0,0,0,-178,-183,-281,-267,-270,-254,-346,-346,-333,-337,-327,-321,-353,-364,-613,-612,-604,-592]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Nbd7 7. f3 e6 8. Qd2 b5 9. O-O-O Bb7 10. g4 Nb6 11. Qf2 Nfd7 12. h4 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} (12. Nb3 Rc8 13. Ne2 Nc4 14. Bd4 e5 15. Bc3 Be7 16. h4 Ndb6 17. Na5 Ba8 18. Kb1 Qc7 19. Nxc4 Nxc4 {0-1 (28) Olszewski,M (2540)-Jakubowski,K (2526) Katowice 2017}) 12... Rc8 13. Kb1 Rxc3 14. bxc3 Qc7 {LiveBook: 3 Games} 15. Bxb5 $146 (15. g5 $1 $15) ({Predecessor:} 15. Qe1 Be7 16. g5 d5 17. e5 Na4 18. Bd2 Nxe5 19. f4 Nd7 20. Bd3 {0-1 (46) Akatova,E (2320)-Zawadzka,J (2397) Plovdiv 2008}) 15... axb5 $19 16. Nxb5 Qc6 $2 (16... Qc4 $1 $19 {[%cal Rc4b5]} 17. Qf1 Qc6) 17. Na7 $1 $11 {[%cal Ra7c6]} Qc7 $2 (17... Qxc3 $11 18. Rd3 Qc7) 18. Nb5 $19 {[#]} Qc4 $1 {[%cal Rc4b5]} 19. Nxd6+ (19. Qf1 {was necessary.} Qc6 20. Na7 Qxc3 21. Rd3) 19... Bxd6 20. Rxd6 Na4 {[%cal Bb6a4,Ba4c3,Bc3e4][%mdl 32]} ({Not} 20... Qb5+ 21. Ka1 $15) 21. Rd4 Qb5+ 22. Kc1 Qb2+ ({Much less strong is} 22... Nxc3 23. Rd3) 23. Kd1 Nxc3+ 24. Kd2 Ba6 {And now ...e5 would win.} (24... Nxa2 $2 25. Ke1 $19) 25. Qh2 $2 (25. Bg5 Nxa2 26. Rxd7 Qb4+ 27. Ke3 Kxd7 28. Qd2+ Qxd2+ 29. Kxd2) 25... e5 (25... Ne2 $2 {[#]} 26. Qd6 $1 $19 {[%mdl 512]}) 26. Rd6 {[#]} Nxe4+ $1 {[%mdl 512]} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Aditya Mittal"]
[Black "Karthikeyan, Murali"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2199"]
[BlackElo "2617"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,114,0,6,0,5,0,11,0,22,1,0,-2,7,10,10,8,13,-2,10,6,11,4,48,48,48,48,48,48,46,43,62,0,8,-6,-14,-27,8,38,44,0,0,0,22,0,31,-23,-28,-33,-22,-22,-10,-53,0,-35,-12,-39,0,0,0,-25,-14,-24,0,0,0,0,0,0,0,0,11,12,6,6,11,11,12,-237,-234,-350,-293,-325,-324,-310,-306,-290,-310,-537,-519,-675,-620,-739,-717,-2097,-2080,-29982,-29981,-29990,-29991,-29991,-29992]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 Nbd7 7. c5 {D37: Queen's Gambit Declined: 5 Bf4} (7. a3 c5 8. cxd5 Nxd5 9. Nxd5 exd5 10. dxc5 Nxc5 11. Be5 Bf5 12. Be2 Bf6 13. O-O Be4 14. Rc1 Ne6 {0-1 (38) Mamedyarov,S (2799)-Carlsen,M (2837) Riadh 2017}) 7... Ne4 8. Bd3 f5 {LiveBook: 8 Games} 9. Ne2 {The position is equal.} c6 10. b4 $146 ({Predecessor:} 10. O-O g5 11. Bg3 Nxg3 12. Nxg3 a5 13. Qa4 b5 14. cxb6 Bb7 {½-½ (37) Bareev,E (2675)-Le,Q (2723) Baku 2016}) 10... b6 11. O-O a5 12. a3 g5 13. Bg3 Nxg3 14. Nxg3 g4 {[#] ...axb4 is the strong threat.} 15. Nd2 Bg5 16. Qc2 bxc5 17. bxc5 Nf6 18. Rab1 f4 19. exf4 Bxf4 20. Ne2 Bc7 21. f4 Qe7 22. g3 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 23. Nc3 (23. Rf2 $14) 23... h4 $11 24. Rf2 (24. gxh4 Nh5 $17) 24... Nh5 25. Nf1 Qf6 (25... Bxf4 $5 26. gxf4 Nxf4 $11) 26. Ne2 e5 27. dxe5 Bxe5 28. Qd2 Ra7 29. Ne3 {And now Rb6 would win.} Raf7 30. Rg2 ({Inferior is} 30. Qxa5 hxg3 31. hxg3 Nxg3 $17) (30. Rb6 $1 $14 Qe6 31. Bb5) 30... Bc7 31. Nc2 Re7 32. Ncd4 Rfe8 33. Qc2 Ng7 ({Black should try} 33... Kf7 $15) 34. Bh7+ Kh8 35. Qg6 Rf8 (35... Qf8 $5 {[%cal Rg7e6]} 36. Qc2 Ne6 $11) 36. Qxf6 ({Much weaker is} 36. Nxc6 Re6 $17) 36... Rxf6 37. Bd3 Re3 38. Rd1 h3 39. Rf2 {[%cal Bg2f2,Bf2f1,Bf1d1][%mdl 32]} Bb8 40. Rff1 Ba7 41. Kf2 Re8 $36 {[%mdl 2048] Black has the initiative.} (41... Re7 $5 42. Rc1 $8 Ne8 $11) 42. Rc1 Ne6 43. Nxe6 Rfxe6 44. Nd4 Re3 45. Rfd1 $1 ({Avoid the trap} 45. Nxc6 $2 Rxd3 46. Ne5 Rd2+ 47. Kg1 Bf5 $19) 45... Bd7 46. Be2 $2 {[#]} (46. Bg6 $11 {and White is okay.}) 46... Rxa3 $19 47. Rd3 (47. Rd2 $142) 47... Ra4 48. f5 Re4 49. Ne6 Bxe6 50. fxe6 Rxe6 51. Rc2 $2 (51. Re3 Rxe3 52. Kxe3) 51... Rae4 {Strongly threatening ...Bxc5+!} 52. Rdd2 a4 53. Ke1 Bb8 54. Rc3 Bc7 55. Rb2 Ba5 {Black mates.} 56. Rb8+ Kg7 57. Rb7+ Kf6 {Precision: White = 45%, Black = 65%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Bharath Subramaniyam H"]
[Black "Aravindh, Chithambaram VR."]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2190"]
[BlackElo "2597"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,127,-3,-1,-8,3,-63,-71,-69,-64,-125,-125,-120,-120,-121,-129,-129,-125,-125,-131,-118,-129,-126,-43,-113,-59,-62,-62,-57,-73,-92,-83,-77,-74,-91,-83,-175,-165,-166,-171,-157,-181,-210,-166,-164,-160,-177,-81,-97,-90,-83,-84,-209,-198,-201,-201,-212,-205,-208,-289,-291,-285,-280,-282,-277,-264,-275,-266,-286,-276,-397,-385,-365,-337,-450,-449,-447,-384,-429,-427,-1052,-950,-987,-902,-1155,-966,-993,-885,-560,-238,-275,-301,-29973,-29970,-29987,-29988,-29988,-29989,-29990,-29991,-29992,-29993,-29994,-29995,-29995,-29996,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. O-O a6 7. Bd3 e6 {B23: Closed Sicilian: Lines without g3} (7... Nc6 8. e5 d6 9. Qe2 dxe5 10. fxe5 Nh6 11. Kh1 Bg4 12. Be4 Rc8 13. d3 Nf5 14. e6 f6 15. Qf2 {1-0 (37) Petrosian,T (2648)-Jaracz,P (2548) Warsaw 2012}) 8. Nxd4 Bxd4+ 9. Kh1 d6 {LiveBook: 5 Games. The position is equal.} 10. Qf3 Ne7 {[%cal Bg8e7,Be7f5,Bf5h6][%mdl 32]} 11. f5 (11. Rb1 $11) 11... exf5 $1 $15 12. exf5 Nxf5 13. g4 $146 (13. Bxf5 $15 Bxf5 14. Nd5) ({Predecessor:} 13. Bxf5 Bxf5 14. Qxb7 O-O {½-½ (23) Watson,J (2101)-Mahmud,S (2373) Parramatta 2009}) 13... Nh6 $17 14. Bc4 {Strongly threatening d3.} O-O 15. h3 Qh4 {[%cal Rc8g4] Hoping for ...Bxg4.} 16. Kg2 Be5 17. Qf2 Qxf2+ $1 18. Rxf2 Kg7 19. d3 Be6 (19... f5 $17 20. Bd2 Bd7) 20. Bd2 (20. Bxe6 $15 fxe6 21. Be3) 20... b5 ({Black should try} 20... Bd7 $17 21. Bd5 f5) 21. Bxe6 $1 $15 fxe6 22. Re2 Nf7 23. Rae1 Bxc3 24. bxc3 e5 $36 {[%mdl 2048] Keeping White busy.} 25. Be3 Rac8 26. d4 (26. Rf1 $17) 26... cxd4 $19 27. cxd4 Rc4 28. dxe5 dxe5 29. Rd2 Rd8 30. Rf2 Rdc8 31. Ree2 Nd6 (31... Ra4 $19 32. Rd2 Rc7) 32. Rd2 $17 R4c6 33. Rd5 Re8 34. Bc5 (34. Bd2 $17 {keeps fighting.}) 34... Ne4 $1 $19 {[%csl LRc5,LRf2]} 35. Rd7+ Kh8 $1 (35... Kg8 36. Rff7 $17) 36. Rff7 Ng5 ({Inferior is} 36... Rxc5 37. Rxh7+ Kg8 38. Rhg7+ Kh8 39. Rh7+ Kg8 40. Rhg7+ Kh8 41. Rh7+ $11) 37. Rf8+ (37. Rfe7 $142 Rxe7 38. Bxe7 Rxc2+ 39. Kg3 Ne4+ 40. Kf3 Nd2+ 41. Ke3 Nc4+ 42. Ke4) 37... Rxf8 38. Bxf8 {[%mdl 4096] Endgame KRB-KRN} Kg8 ({Resist} 38... Rxc2+ 39. Kg3 $19) 39. Bh6 Rxc2+ 40. Kg3 Rc3+ 41. Kg2 {[#]} Nf7 $1 {[%cal Rf7h6]} ({Not} 41... Nxh3 42. Rg7+ Kh8 43. Ra7 $17) 42. g5 Ra3 43. Re7 (43. Ra7 $142 Rxa2+ 44. Kf3 Ra3+ 45. Kg2) 43... Rxa2+ 44. Kg3 {[%cal Re7e8]} Ra3+ 45. Kg2 {[%cal Re7e8]} Nxh6 46. gxh6 {KR-KR} b4 47. Rg7+ {[#]} Kf8 $1 48. Rxh7 (48. Rb7 $142 a5 49. Rxh7) 48... Kg8 49. Rg7+ Kh8 50. Rxg6 a5 51. Rb6 Kh7 52. h4 b3 (52... e4 $142 53. Rb5 Kxh6) 53. Kf3 b2+ 54. Ke2 $2 (54. Kg2 $19 Ra2 55. Kf3) 54... Rh3 {Black mates.} 55. Kf1 {[#]} b1=R+ $1 {[%mdl 512]} 56. Rxb1 Rh1+ 57. Kg2 Rxb1 {KR-KPP} 58. Kh2 Rb3 59. Kg2 a4 60. Kf2 a3 61. Kg2 a2 62. Kh2 a1=R 63. Kg2 Ra2+ 64. Kf1 Rb1# {Precision: White = 37%, Black = 71%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Rahman, Syed Mahfuzur"]
[Black "Sandipan, Chanda"]
[Result "0-1"]
[ECO "A83"]
[WhiteElo "2188"]
[BlackElo "2573"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,50,-12,-7,-33,6,-12,-2,-34,0,-7,28,35,70,-12,-19,-43,0,0,-5,0,0,-13,-14,-178,-181,-268,0,0,0,0,0,0,0,0,0,-42,-30,-31,-39,-24,-33,-1752,-1725]} 1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. d5 Bg7 6. Qd2 $146 {A83: Dutch Defence: Staunton Gambit with 3 Nc3 Nf6 4 Bg5} ({Predecessor:} 6. Bc4 c6 7. Qd2 cxd5 8. Bxd5 Qa5 9. Bb3 Nc6 10. O-O-O d6 11. Bxf6 Bxf6 12. Nxe4 Qxd2+ 13. Rxd2 {0-1 (37) Shen,V (2394)-Kamsky,G (2673) Chicago 2015}) 6... O-O 7. O-O-O d6 8. Re1 {The position is equal.} c6 9. Bxf6 exf6 10. Nxe4 c5 11. Nf3 ({Better is} 11. h4 $14) 11... h6 $1 $11 12. c4 b5 13. cxb5 f5 14. Nc3 a6 15. bxa6 Nxa6 16. h4 $2 (16. Bc4 $11 {and White has nothing to worry.}) 16... Nb4 $19 17. a3 {[#]} (17. Bc4 {was called for.} Qa5 18. Re6 Bxc3 19. Rxg6+ Bg7 20. Qxh6) 17... Bxc3 $2 (17... Rxa3 $1 $19 18. bxa3 Bxc3 19. Qxh6 Na2+ 20. Kd1 Qb6 21. Qxg6+ Bg7) 18. bxc3 $11 Rxa3 19. cxb4 {Kb2 is the strong threat.} Ra1+ $1 20. Kb2 Qf6+ 21. Kb3 {And now Bb5 would win.} Bd7 $1 {( -> ...c4+!)} 22. Rxa1 (22. Qxh6 {[#] gets mated.} c4+ $1 {[%mdl 512]} 23. Kc2 Ra2+ 24. Kd1 Ba4+ 25. Kc1 Qb2#) 22... Qxa1 23. Bb5 $1 Qxh1 24. Bxd7 Qb1+ 25. Qb2 $2 {[%mdl 8192] [#]} (25. Kc3 $15) 25... c4+ $1 {[%mdl 512] Precision: White = 28%, Black = 57%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Godbole, Atharva"]
[Black "Tukhaev, Adam"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "2181"]
[BlackElo "2551"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,74,0,7,0,5,-13,-48,-53,-52,-53,28,-18,18,-44,-17,-19,-18,-19,-10,-88,-73,-71,-38,-105,-111,-134,-140,-137,-17,-25,-36,-34,-35,-74,-47,-49,-47,-49,0,0,27,-221,-217,-206,-219,-218,-211,-403,-419,-473,-476,-695,-684,-976,-886,-971,-917,-1134,-1110]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Nf6 9. e5 Nd7 {LiveBook: 27 Games. B46: Sicilian: Taimanov: 5 Nc3 a6} 10. Bf4 (10. Re1 Be7 11. Qg4 Kf8 12. Qh5 c5 13. b3 Bb7 14. Bd2 Qc7 15. Rad1 d4 16. Na4 g6 17. Bh6+ Kg8 18. Qe2 Bf8 19. Bxf8 Kxf8 {1-0 (32) Duda,J (2658)-Andreikin,D (2720) Berlin 2015}) 10... Be7 11. Qg4 $146 ({Predecessor:} 11. Na4 O-O 12. c4 a5 13. Rc1 Ba6 14. Re1 g6 15. cxd5 cxd5 16. Bxa6 Rxa6 {1-0 (28) Paehtz,T (2438)-Bergen,K (1938) Triesen 2012}) 11... g5 {Threatens to win with ...h5.The position is equal.} 12. Bd2 Nxe5 13. Qh5 Nd7 (13... Ng6 $15) 14. Qh6 Ne5 (14... Bf8 $5 {[%cal Rf8h6]} 15. Qxg5 Qxg5 16. Bxg5 Bd6 $11) 15. Qh5 ({White should try} 15. Rae1 $11 Nxd3 16. cxd3) 15... Nxd3 16. cxd3 O-O 17. f4 Qb6+ 18. Rf2 (18. Kh1 $1 $11 {keeps the balance.}) 18... Qd4 $17 19. Re1 Qxd3 20. f5 (20. Na4 $1 $15) 20... f6 {aiming for ...Bc5.} 21. Re3 Qd4 {And now ...e5 would win.} 22. fxe6 Qh4 (22... Bc5 $17 23. Qe2 Ra7) 23. Qxh4 gxh4 24. Na4 $1 Rb8 25. Rfe2 c5 $36 {[%mdl 2048] Black has the initiative.} 26. Rh3 f5 {[%cal Bf6f5,Bf5e4,Be4e3][%mdl 32]} 27. Bh6 Rd8 {...Rb4 is the strong threat.} 28. Rf3 $1 {[%cal Rf3f5]} Rb4 29. b3 $2 (29. Rxf5 $11 {and White stays safe.} Rxa4 30. Rf7) 29... Re4 $19 30. Rxe4 fxe4 ({Less strong is} 30... dxe4 31. Rxf5 Bxe6 32. Re5 $11) 31. Rf7 {[#]} Re8 $1 32. Rf5 $2 (32. Rg7+ Kh8 33. Rxe7 Rxe7 34. Nxc5) 32... Bxe6 33. Rf1 d4 {Black is clearly winning.} 34. Re1 (34. Rc1 $142 Rc8 35. Nb2) 34... e3 35. Nb2 {[#]} c4 $1 36. bxc4 (36. Nxc4 Bb4) 36... Bb4 37. Rc1 Bf5 {Precision: White = 31%, Black = 54%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Senthil Maran K"]
[Black "Vishnu Prasanna. V"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2180"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,117,0,-1,3,-2,0,0,0,0,0,-2,0,-3,0,0,2,-66,0,1,14,6,44,39,46,46,32,40,68,26,86,-53,-54,-146,-99,-82,-87,-100,-89,-63,-70,-173,237,226,181,180,368,260,260,259,249,172,248,235,260,259,259,247,241,149,149,149,264,149,264,149,391,393,392,377,374,311,534,536,532,533,551,532,495,478,672,374,373,373,877,841,877,841,840,837,766,715,1417,1346,1966,1966,3467,1144,2683,2272,29972,5081,29986,29987]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 d5 5. Bg2 O-O 6. Ngf3 b6 7. O-O Bb7 8. cxd5 exd5 9. Ne5 Nc6 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} (9... Bd6 10. Ndc4 Be7 11. Ne3 Re8 12. Nf5 Bf8 13. Bg5 h6 14. Bxf6 Qxf6 15. Ne3 Qe6 16. Rc1 Na6 17. Qa4 c5 {1-0 (74) Akobian,V (2645)-Hansen,E (2616) chess.com INT 2017}) 10. Qa4 $146 ({Predecessor:} 10. Ndc4 Nxe5 11. Nxe5 Re8 12. Bf4 h6 13. Rc1 Bd6 14. Nd3 Rc8 15. Bh3 Rb8 16. b4 Ne4 17. Qc2 Ba6 18. Bxd6 cxd6 19. a4 {½-½ (19) Veinberg,N (2353)-Baron,T (2502) Jerusalem 2015}) 10... a5 11. Nxc6 Qe8 {The position is equal.} 12. Nf3 Bxc6 13. Qc2 Bd6 14. Bf4 Bxf4 15. gxf4 Bb5 16. Ne5 (16. Rfe1 $11) 16... Qe6 (16... Nh5 $1 $15 17. a4 (17. Bxd5 Nxf4 18. Bf3 Rd8 $17) 17... Ba6) 17. Qb3 Bxe2 18. Rfe1 Ba6 {[#]} 19. Ng6 $1 {[%mdl 512]} Qd6 (19... fxg6 20. Rxe6) 20. Nxf8 Rxf8 21. Re5 Bb7 22. Qg3 Ne4 (22... c5 $11 {keeps the balance.}) 23. Qh4 (23. Qa3 $1 $16) 23... Qb4 $1 $15 24. Rh5 (24. Rd1 $15) 24... Nf6 (24... Qxd4 25. Rxh7 Qxf2+ 26. Qxf2 $15) 25. Rg5 Qxd4 ({Inferior is} 25... Qxb2 26. Rxg7+ $1 {[%mdl 512]} Kxg7 27. Qg5+ Kh8 28. Qxf6+ Kg8 29. Re1 $16) 26. Re1 Ne4 27. Bxe4 dxe4 28. Re3 ({Better is} 28. Rg3 $15) 28... f5 $4 {[%mdl 8192] [#]} (28... Qxb2 $19 {White must now prevent ...Qa1+.} 29. Kg2 g6) 29. Rxg7+ $1 $18 {[%mdl 512]} Qxg7+ 30. Rg3 {[#]} Qxg3+ $2 (30... Qg6 $1 31. Qe7 (31. Rxg6+ hxg6 32. Qe7 Rf7 $16) 31... Rf7) 31. hxg3 {[%mdl 4096] Endgame KQ-KRB} ({Less strong is} 31. fxg3 Rf7 $16) 31... Rf7 32. Qg5+ Kf8 {If Black can now play ...Ba6 this consolidates a bit.} 33. Qd8+ Kg7 34. Kh2 Ba6 {[#]} 35. g4 $1 {[%mdl 512]} fxg4 36. Kg3 Bd3 37. Kxg4 Be2+ 38. Kg3 {[%mdl 1024] White has strong compensation.} Bf3 (38... Bh5 $16 39. f5 Rxf5 40. Qxc7+ Bf7 41. Qxb6 Bxa2 42. Qd4+ Kg6 43. Qxe4 Bd5 44. Qe8+ Bf7 45. Qc6+ Kg7 46. Qc3+ Kg6 47. Qc6+ Kg7 48. Qc3+ Kg6) 39. Kh3 (39. Qg5+ $18 Kf8 40. Qd8+ Kg7 41. f5 $1 {[%mdl 512]}) 39... h6 {[#]} (39... Bh5 $16 {might work better.} 40. Qd4+ Kg8 41. Qxe4 Bg6 42. Qe8+ Rf8 43. Qe6+ Rf7 44. Qe8+ Kg7 45. Qe5+ Kg8) 40. Kg3 (40. f5 $1 $18 {[%mdl 512]}) 40... Kh7 $2 {[#]} (40... Bh5 $16 41. f5 Rxf5) 41. f5 $1 {[%mdl 512]} Rxf5 42. Qxc7+ Kg6 43. Qxb6+ Kh5 $2 (43... Kf7 44. Qxh6 Bh5) 44. b4 axb4 45. Qxb4 Kg5 46. Qe7+ Rf6 47. a4 h5 (47... Kf5 $142 48. Qd7+ Re6) 48. a5 h4+ 49. Kh2 Kf5 $2 (49... Be2 50. Qg7+ Kf5) 50. Qd7+ Kf4 51. Qc7+ Kg5 52. Qe5+ Kg6 53. Kh3 Rf5 54. Qe8+ Kg5 55. Qg8+ Kf4 56. a6 e3 57. Qc4+ Be4 58. a7 (58. f3 $142 Re5 59. fxe4 Re7 60. Qc5 e2 61. Qxe7 e1=Q 62. Qxh4+ Qxh4+ 63. Kxh4) 58... Rf8 59. f3 {Precision: White = 58%, Black = 30%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Deshpande, Aniruddha"]
[Black "Burmakin, Vladimir"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "2170"]
[BlackElo "2528"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,76,0,-8,0,-4,-10,-8,0,1,20,2,6,0,0,0,0,22,0,5,9,0,0,-2,0,0,24,26,30,-8,0,0,0,0,0,0,0,0,-2,-120,-114,-206,-202,-246,-246,-271,-279,-260,-242,-244,-244,-245,-245,-239,-242,-427,-397,-527,-498]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. Bg5 Nbd7 6. e3 Qa5+ 7. Nc3 Ne4 8. cxd5 {D52: Queen's Gambit Declined: Cambridge Springs Variation} Nxg5 9. Nxg5 exd5 10. Bd3 Be7 11. Nf3 {LiveBook: 4 Games} Nf6 (11... O-O 12. O-O Qd8 13. Qc2 g6 14. a3 a5 15. Rab1 Bd6 16. b4 axb4 17. axb4 {½-½ (44) Caruana,F (2770)-Kamsky,G (2741) Achaea 2012}) 12. O-O O-O 13. Ne5 Qd8 $146 ({Predecessor:} 13... Bd6 14. f4 Qb6 15. Qc2 Be6 {0-1 (59) Wojcik,W (2280)-Shaw,S (2344) ICCF email 2007}) 14. f4 c5 {[#] Threatens to win with ...c4.} 15. Be2 Qb6 $1 16. Bf3 Qxb3 17. axb3 Rd8 18. g4 {With the idea g5.} cxd4 19. exd4 Ne4 20. Rfe1 Bb4 21. Rac1 Ba5 22. Kg2 f5 23. gxf5 ({Much worse is} 23. Bxe4 dxe4 24. Ra1 Bb4 $15) 23... Kf8 24. Re3 Nf6 25. Ng4 Bxf5 26. Nxf6 gxf6 27. Ra1 Bb6 28. Ra4 Bd7 29. Rb4 (29. Ra1 $11) 29... Bc6 $17 30. Re6 (30. Rxb6 $17 axb6 31. b4) 30... Ba5 $19 31. Ra4 {[#]} Bxc3 $1 ({Don't take} 31... Bxa4 32. Nxa4 Kf7 33. Re2) 32. Rxf6+ Ke7 33. Rxc6 bxc6 34. bxc3 {KRR-KRB} a5 35. c4 Kd6 36. cxd5 cxd5 37. Ra1 $2 (37. b4 {was called for.} axb4 38. Rxb4 Rg8+ 39. Kf2) 37... Rdb8 38. Rc1 Rb4 {Precision: White = 48%, Black = 67%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Samant Aditya S"]
[Black "Shyam, Sundar M."]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2167"]
[BlackElo "2518"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,122,0,-21,13,20,21,-8,-3,-22,-12,-14,-18,-21,-29,-4,-13,-48,-5,-23,-15,-62,-10,-47,-55,-60,-73,-96,-45,-31,-40,-74,-74,-75,-75,-75,-76,-77,-77,-77,-77,-80,-73,-82,-81,-72,-74,-93,-90,-112,-118,-126,-102,-104,-85,-79,-72,-93,-65,-96,-90,-110,-108,-125,-127,-130,-126,-141,-139,-172,-154,-185,-177,-189,-181,-270,-270,-247,-221,-270,-262,-354,-384,-347,-297,-393,-304,-407,-352,-277,-331,-249,-235,-456,-417,-1198,-1154,-1497,-1451,-1445,-1435,-1394,-1104,-29945,-5110,-29979,-29981,-29981,-29982]} 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 Nge7 5. Bg2 g6 6. O-O Bg7 7. c3 O-O 8. Be3 b6 9. d4 cxd4 {A04: Unusual lines after 1 Nf3 and King's Indian Attack} 10. Nxd4 Bb7 (10... Ba6 11. Re1 Ne5 12. Na3 d5 13. Bg5 dxe4 14. Bxe4 Qd7 15. f4 Nd3 16. Bxd3 Bxd4+ 17. Kf1 {1-0 (55) Kamsky,G (2746)-Bartel,M (2654) Istanbul 2012}) 11. Na3 d5 {The position is equal.} 12. Ndb5 $146 ({Predecessor:} 12. exd5 Nxd5 13. Nxc6 Bxc6 {0-1 (51) Tosic,M (2422)-Miljkovic,M (2427) Subotica 2008}) 12... a6 13. exd5 Nxd5 14. Bxd5 exd5 15. Nd4 Ne5 16. Nac2 Nc4 17. Qc1 Re8 18. Bh6 Bh8 (18... Bxh6 $15 19. Qxh6 Nxb2) 19. Ne3 Qd7 20. h4 Qh3 21. Ng2 Ne5 ({Black should play} 21... Re4 $17 22. Rb1 Rae8) 22. Nf4 $15 Qg4 23. Ng2 Nf3+ 24. Nxf3 Qxf3 25. Qf4 {[#]} d4 $1 {[%csl Gb7][%cal Rf3g2][%mdl 512]} 26. Qxf3 (26. cxd4 Qxg2#) 26... Bxf3 27. cxd4 Bxd4 28. Be3 Bxg2 29. Kxg2 Bxe3 30. fxe3 Rxe3 $17 {[%mdl 4096] Endgame KRR-KRR} 31. Rae1 Rae8 32. Rxe3 Rxe3 {KR-KR} 33. Rf2 h5 34. Rd2 Kg7 35. Kf2 Re6 36. Kf3 Kf6 37. Kf4 Ke7 38. Rc2 Kd7 39. Rd2+ Rd6 40. Rc2 f6 41. Re2 Rd3 42. Rc2 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 43. Rg2 a4 44. Ke4 Rd1 45. a3 (45. Rc2 {might work better.}) 45... b5 46. Rf2 Ke6 47. Rc2 f5+ 48. Kf3 Rd3+ 49. Kf4 Rd4+ 50. Ke3 Kd5 51. Rc8 {Black must now prevent Rd8+.} Rg4 52. Kf3 b4 53. Ra8 b3 54. Rd8+ $2 (54. Ra6 {is a better defense.}) 54... Kc4 $19 55. Rc8+ {[#]} (55. Rd1 $142 Rd4 56. Rc1+ Kb5 57. Ke2) 55... Kd3 $1 56. Rc3+ Kd2 57. Rc6 Kd1 58. Kf2 Rd4 59. Rxg6 Kc2 (59... Kc1 $142 60. Ke3 Re4+ 61. Kd3 Kxb2 62. Rb6 Kxa3 63. Rb5 Rb4 64. Rxf5 b2 65. Rf1 b1=Q+ 66. Rxb1 Rxb1 67. Kc4 Kb2 68. Kd4 a3 69. Ke5 a2 70. Kf5 a1=Q 71. g4 Qa5+ 72. Kg6 hxg4 73. Kg7 Kc3 74. Kf7 Rb6 75. Kg8 Qa7 76. Kh8 Rb8#) 60. Ke3 Re4+ 61. Kf3 Kxb2 {Precision: White = 26%, Black = 75%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Goswami, Vedant"]
[Black "Tran, Tuan Minh"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2158"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,66,38,36,42,28,38,0,0,0,0,-113,-115,-109,-100,-391,-375,-273,-9,-32,0,0,0,-45,-44,-53,-49,-45,-48,-50,-49,-61,-36,-66,-48,-37,-38,-83,-71,-115,-115,-114,-121,-130,-132,-708,-686,-576,-550,-29988,-616]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Be2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} (6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 Rc8 9. O-O Qc7 10. a4 Be7 11. Rd1 h6 12. Nd2 Nf6 13. Nf1 O-O 14. Ne3 Be6 15. a5 Rfd8 {½-½ (58) Demchenko,A (2660)-Vachier Lagrave,M (2789) Riadh 2017}) 6... e5 7. Qe3 Ngf6 {[%cal Bg8f6,Bf6g4,Bg4f2][%mdl 32]} 8. c4 Be7 9. Nc3 O-O 10. O-O {LiveBook: 4 Games} Nc5 11. Rd1 $146 ({Predecessor:} 11. h3 Bd7 12. Rd1 Qb8 13. b3 b5 {1-0 (53) Burg,T (2509)-Ftacnik,L (2556) Germany 2016}) 11... Qe8 12. b3 Ng4 13. Qd2 f5 14. h3 (14. Bd3 $11 {remains equal.}) 14... Nxf2 $1 $17 15. Kxf2 fxe4 16. Kg1 $2 {[%mdl 8192]} (16. Qe3 $17 exf3 17. Bxf3) 16... exf3 $19 17. Bxf3 {[#]} Kh8 $2 (17... Rxf3 $1 $19 {[%mdl 512]} 18. gxf3 Bxh3) 18. Qe2 Bd7 {And now ...e4! would win.} 19. Be3 Bc6 20. Bd5 Nd7 21. Ne4 Nf6 $36 {[%mdl 2048] White is under pressure.} 22. Nxf6 Rxf6 23. a4 Qg6 24. Kh2 Raf8 25. Rd2 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 26. Rad1 Rf5 27. Qd3 h4 28. Qe4 {[#]} Qg3+ $1 29. Kg1 Rf3 30. Ba7 R8f4 31. Bxc6 $2 {[%mdl 8192]} (31. Qe2 $17) 31... Rxe4 32. Bxe4 {[#]} Re3 $1 {[%mdl 512] White must now prevent ...Re1+.} 33. Bxb7 (33. Bxe3 Qxe3+) 33... Re1+ {Precision: White = 25%, Black = 62%.} 0-1

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Kulkarni, Vinayak"]
[Black "Neverov, Valeriy"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2152"]
[BlackElo "2496"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,113,37,77,29,39,9,9,0,9,4,7,12,16,7,16,6,8,8,14,8,11,8,8,4,14,4,16,-15,-15,-4,0,0,0,0,-8,-40,-18,-82,-83,-93,-97,-119,-10,-194,-169,-377,-372,-314,-224,-177,0,-1687,-1568,-1622,12,29,436,436,436,429,356,361,597,275,581,572,983,917,2010,2056,1891,1709,1331,-29970,1260,1212,1206,1077,1054,942,8992,7029,6558,6107,6095,6095,6083,6079,29979,29980,29979,29979,29971,29974,29991,29992]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Na6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Qe8 {LiveBook: 28 Games} 11. d5 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (11. c5 $5) (11. h3 Nh6 12. Rb1 f5 13. dxe5 dxe5 14. b4 Be6 15. Ng5 Nf7 16. Nxe6 Qxe6 17. c5 c6 18. Bxa6 bxa6 19. Qe2 f4 20. f3 Ng5 21. Bb2 Rad8 22. Rbd1 Rd4 23. a3 a5 24. b5 Rfd8 25. bxc6 Bf8 {1-0 (25) Rodshtein,M (2623)-Polgar,J (2687) Netanya 2009}) 11... f5 12. Rb1 $146 ({Predecessor:} 12. Ne1 Nf6 13. f3 f4 14. Nd3 g5 15. Rb1 Qg6 16. Nf2 h5 17. h3 g4 18. fxg4 hxg4 19. Bxg4 Bxg4 20. Nxg4 Nxg4 21. Qxg4 Qxg4 22. hxg4 {1-0 (45) Ercan,M (2075)-Duman,A (2245) Kusadasi 2004}) 12... Nc5 13. Ng5 {The position is equal.} Nf6 {[%cal Rf6e4]} 14. b4 Ncxe4 15. Ngxe4 Nxe4 16. Nxe4 fxe4 17. Be3 h5 18. c5 Kh7 19. Qd2 Rf7 20. a4 Qf8 21. Rbc1 Bh6 22. Rc4 Bf5 23. a5 Bxe3 24. Qxe3 c6 25. dxc6 {aiming for cxd6.} d5 $1 {[%cal Rd5c4]} 26. cxb7 Rxb7 27. Rcc1 d4 28. Qd2 (28. Qa3 $1 $11) 28... Qh6 $36 {[%mdl 2048] White is under strong pressure.} 29. Qb2 d3 {Threatens to win with ...Rab8.} 30. c6 Re7 (30... Rf7 $1 $17 31. Bd1 e3) 31. Bd1 $2 (31. b5 $1 $11 {and White stays safe.}) 31... e3 $19 32. fxe3 $2 (32. Rc5 {might work better.} e4 33. Qf6) 32... Qxe3+ 33. Kh1 d2 34. Rc3 Qe1 $2 (34... Bd3 $1 $19 {...Rf8 is the strong threat.} 35. h3 Qd4) 35. Kg1 $2 {[%mdl 8192]} (35. Rcf3 $11) 35... Rf8 36. Rcf3 {[#]} e4 $2 (36... Bd3 $1 $19 {[%mdl 512] ( -> ...Qxf1+)} 37. Rxf8 (37. Rxd3 Rxf1#) 37... Bxf1) 37. Rf4 $11 {Hoping for Qc3.} g5 $2 {[%mdl 8192]} (37... Qe3+ $1 $11 {and Black has nothing to worry.} 38. R4f2 Rfe8) 38. Qc3 $18 gxf4 39. Rxe1 dxe1=Q+ 40. Qxe1 Rg7 $2 (40... f3 {is a better defense.} 41. Qh4 Re6 42. gxf3 Kh6 43. Qf4+ Kh7) 41. Bc2 (41. Qh4 $142 Rgf7 42. Bxh5) 41... f3 $2 (41... Kh8 {is a better chance.} 42. Bxe4 Re8) 42. Bxe4 Rxg2+ 43. Kf1 f2 44. Bxf5+ Rxf5 {[%mdl 4096] Endgame KQ-KRR} 45. Qe7+ Rg7 {[#]} 46. Qxg7+ $3 {[%mdl 512]} Kxg7 {KR-KP} 47. c7 Rf8 48. b5 Kg6 49. b6 {Strongly threatening b7.} axb6 50. axb6 {KR-K3P} Rc8 51. Kxf2 Kg5 52. b7 Rxc7 53. b8=Q Rc2+ 54. Kf3 {White mates.} Rc3+ 55. Ke2 Rc2+ 56. Kd3 Rf2 57. Qg3+ {Precision: White = 33%, Black = 49%.} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Lalith Babu M R"]
[Black "Ikramul Haq Siam"]
[Result "1-0"]
[Annotator "NA RC"]
[PlyCount "1"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:00]} 1-0

[Event "3rd Kolkata GM Open 2018"]
[Site "Kolkata"]
[Date "2018.05.14"]
[Round "1"]
[White "Rahman Ziaur"]
[Black "Subrota Biswas"]
[Result "1-0"]
[Annotator "NA RC"]
[PlyCount "1"]
[EventDate "2018.??.??"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

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

