[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Rapport, Richard"]
[Black "Moradiabadi, Elshan"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2715"]
[BlackElo "2535"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,60,12,20,0,0,0,5,0,0,-3,-9,-10,-10,-12,-12,-10,-9,-12,-12,-12,-12,-12,-12,-10,-10,-9,-10,-10,-10,-12,2,2,2,1,1,1,17,17,17]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O {E04: Open Catalan: 5 Nf3} 11. Ne1 (11. Nb3 Be7 12. c4 Bd7 13. Bb2 Rfd8 14. Nfd4 Rac8 15. Nb5 b6 16. Nd6 Bxd6 17. Rxd6 Be8 18. Rxd8 Nxd8 19. Rc1 Bc6 20. c5 Bxg2 21. Kxg2 {½-½ (30) Cheparinov,I (2710)-Anand,V (2782) Riadh 2017}) 11... Bd7 12. Nd3 Be7 {LiveBook: 5 Games. The position is equal.} 13. Bb2 Rac8 14. Nb3 b6 15. c4 Rfd8 16. c5 Be8 {[#]} 17. Rac1 $146 ({Find the theoretical novelty and annotate with similar games:} 17. cxb6 axb6 18. Rac1 {½-½ (32) Zaragatski,I (2502)-Cyborowski,L (2524) Germany 2017}) 17... bxc5 18. Ndxc5 Rxd1+ 19. Rxd1 Nb4 20. a3 Nbd5 21. Rc1 Nd7 22. Bxd5 exd5 23. Nxd7 Rxc1+ 24. Bxc1 {[#] And now Ne5 would win.} Bxd7 $11 {[%mdl 4096] Endgame KBB-KBN} 25. Be3 a6 26. Bc5 Ba4 27. Bxe7 {Black must now prevent Nd4.} Bxb3 28. Bc5 Bc4 29. Kf1 f5 30. Ke1 Kf7 {Precision: White = 81%, Black = 81%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Eljanov, Pavel"]
[Black "Hjartarson, Johann"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "2713"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,72,57,43,46,21,57,24,18,8,14,9,27,-10,16,14,35,19,41,26,39,17,34,0,24,-35,-17,-37,9,-35,-18,-47,-58,-78,-78,-250,-203,-241,-255,-301,-249,-329,-321,-327,-322,-304,-335,-728,-918,-909,-898]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 Re8 {E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1} (10... b6 11. bxa5 Nh5 12. Nd2 Nf4 13. axb6 Rxa3 14. Nb5 Ra5 15. bxc7 Qd7 16. a4 Ba6 17. Nb3 Bxb5 18. cxb5 Qxc7 19. Nxa5 Qxa5 {1-0 (38) Pelletier,Y (2557)-Nakamura,H (2816) Skopje 2015}) 11. bxa5 Rxa5 12. Bb4 Ra8 13. a4 {[#] LiveBook: 6 Games} c5 $146 ({Predecessor (3):} 13... Bf8 14. Re1 c5 15. Ba3 Nd7 16. Bb2 Bg7 17. Ra3 Ra6 18. Nb5 Rf8 19. g3 f5 20. Ng5 {0-1 (37) Nezad,H (2421)-Jones,G (2650) Dubai 2016}) 14. Ba3 Ra6 15. Nd2 Rf8 16. Bb2 Ne8 17. Nb5 f5 18. exf5 gxf5 19. f4 Ng6 {[%cal Be7g6,Bg6e5,Be5g4,Bg4f6][%mdl 32]} 20. fxe5 Nxe5 21. Ra3 Bd7 22. Qa1 {With the idea Nxd6!} Qe7 23. Re1 Qh4 (23... Bh6 $5 {[%cal Rh6d2]} 24. Nf1 (24. Rg3+ Ng7 $11) 24... Bg7 $14) 24. g3 (24. Qb1 $11) 24... Qh6 $15 25. Nf3 {[%cal Rf3e5]} Ng4 26. Bxg7 (26. Bc1 $5 {[%cal Rc1h6]} Qh5 27. Qb1 $11) 26... Nxg7 27. Bf1 f4 $1 {[%cal Rf4g3] ...fxg3 is the strong threat.} 28. gxf4 ({Wrong is} 28. Re7 $2 fxg3 29. h3 Nf6 $19) 28... Rxf4 {[%cal Bf8f4,Bf4c4,Bc4c1][%mdl 32]} 29. Re7 $2 {[#]} (29. Qc1 $17 {might work better.}) 29... Nf6 30. Nc7 Rb6 {[%cal Ba6b6,Bb6b4,Bb4g4][%mdl 32]} 31. Re2 Rxc4 32. Ne6 {If White can now play Rg2 this consolidates a bit.} Rc1 33. Qa2 Rb4 34. Rg2 Rg4 35. Rb3 $2 {[#]} (35. Rxg4 Nxg4 36. Qe2) 35... Nxe6 $19 36. dxe6 Bxe6 {Precision: White = 19%, Black = 72%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Adhiban, Baskaran"]
[Black "Risting, Eivind Olav"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2650"]
[BlackElo "2304"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,53,10,35,16,27,27,25,20,26,23,28,36,47,0,0,-18,16,3,37,20,205,198,416,408,412,408,416,415,412,412,404,407,454,450,450,439,442,449]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. a3 {D37: Damengambit (5.Lf4)} (6. e3 Nbd7 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}) 6... Nbd7 7. Nb5 Ne8 8. e3 a6 9. Nc3 Nef6 {LiveBook: 10 Partien} 10. cxd5 exd5 11. Bd3 Re8 12. O-O c6 13. h3 Nf8 14. Ne5 $146 ({Vorgänger:} 14. Qc2 Ng6 15. Bh2 Bd7 16. b4 Rc8 {½-½ (40) Johannesson,O (2255)-Birkisson,B (2019) Reykjavik 2017}) 14... Bd6 15. Bh2 c5 16. Kh1 cxd4 17. exd4 Ne6 18. Bc2 Qb6 $2 {[#]} (18... b6 $11) 19. Nxd5 $1 $18 {[%mdl 512]} Nxd5 $2 {[#]} (19... Qxd4 20. Nxf6+ gxf6) 20. Bxh7+ $1 {[%mdl 512]} Kf8 (20... Kxh7 21. Qh5+) 21. Nc4 $1 {[%csl LRb6,LRd6]} Qxd4 22. Bxd6+ ({Schwächer ist} 22. Nxd6 Rd8 $18) 22... Ne7 23. Qxd4 Nxd4 24. Nb6 Be6 {Schwarz hofft, mit ...Tad8 fortzusetzen.} 25. Nxa8 {Weiß steht klar auf Gewinn.} Rxa8 26. Rad1 Ndc6 {Jetzt ...g6 und Schwarz darf weiter klammern.} 27. Be4 {Precision: Weiß = 54%, Schwarz = 39%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Cornette, Matthieu"]
[Black "Christiansen, Johan-Sebastian"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2620"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,60,26,33,23,48,39,66,43,62,63,52,53,93,85,100,81,83,97,83,90,111,21,12,11,7,0,10,0,0,0,0,0,0,0,0,0,6,7,8,3,2]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Bd7 6. Ne5 Bc6 7. Nxc6 Nxc6 8. O-O Qd7 {E04: Katalanisch} 9. e3 Rd8 10. Qc2 e5 11. dxe5 Nxe5 {LiveBook: 3 Partien} 12. Nd2 b5 13. a4 a6 14. axb5 axb5 15. b3 {[#]} Qd3 $146 ({Vorgänger:} 15... Bb4 16. bxc4 {1-0 (33) Rodshtein,M (2695)-Hovhannisyan,R (2606) Tbilisi 2017}) 16. Qxd3 Nxd3 17. Bc6+ Ke7 {[#]} 18. Nf3 $1 cxb3 19. Rb1 b4 20. Rxb3 Ng4 21. Nd4 (21. Bb5 $16 Nde5 22. Nxe5 Nxe5 23. Rxb4) 21... Nxc1 {Die Stellung ist ausgeglichen.} 22. Rxc1 Kf6 23. Nb5 Rd2 24. Nxc7 Nxf2 25. Rf1 $36 {[%mdl 2048] Weiss hat Druck.} Ke5 26. Rxf2 Rxf2 27. Kxf2 {[#] Sa6 ist eine echte Drohung.} Kd6 28. Rxb4 Kxc7 29. Rc4 Bd6 30. Bd5+ Kd7 {Precision: Weiß = 62%, Schwarz = 73%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Landa, Konstantin"]
[Black "Thorgeirsson, Jon Kristinn"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2613"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,127,22,16,14,22,0,11,14,25,0,0,0,25,0,21,0,33,27,25,17,61,50,65,56,50,-16,20,6,69,68,69,70,86,68,67,52,54,42,79,40,72,18,131,85,331,331,331,330,327,327,325,325,308,0,207,216,200,206,213,202,203,207,205,216,292,292,323,322,318,0,292,292,297,292,380,371,344,337,456,174,279,271,434,445,449,454,435,366,702,425,29959,29958,29989,29990,29991,702,12850,6436,5289,5189,938,726,29967,29971,29973,29973,29969,29970,29974,29974]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. O-O d6 6. b3 c6 7. Bb2 Nbd7 8. Nbd2 Qc7 9. e4 e5 10. dxe5 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} dxe5 {LiveBook: 9 Games} (10... Nxe5 11. Nxe5 dxe5 12. a4 Be6 13. Qe2 Rfd8 14. Nc4 Ne8 15. Rfd1 Rxd1+ 16. Rxd1 Rd8 17. Rxd8 Qxd8 18. Nxe5 {1-0 (35) Moussard,J (2571)-Haldorsen,B (2405) chess.com INT 2018}) 11. a4 b6 12. Qe2 {The position is equal.} a5 13. Rfd1 Ba6 14. Nc4 Rfe8 15. Bf1 Bf8 16. Bc3 $146 ({Predecessor:} 16. Qe1 Bb4 17. c3 Bf8 {0-1 (27) Goiriz,Y (2099)-Pena,A (2267) Villa Carlos Paz 2008}) 16... Bc5 17. h3 Qb8 {Strongly threatening ...b5.} (17... Bxc4 $5 18. Qxc4 b5 $11) 18. Qe1 Ra7 19. Kg2 Bxc4 20. Bxc4 b5 21. axb5 cxb5 22. Bd5 (22. Bd3 $14) 22... b4 23. Bb2 Nb6 (23... Nxd5 $11 24. Rxd5 f6) 24. Bc6 $14 Re6 25. Bb5 h6 26. Qe2 Kh7 27. Rd3 Qb7 28. Re1 ({Much weaker is} 28. Bxe5 Nxe4 29. Rd8 Rxe5 $17) 28... Qe7 29. Ba1 Ne8 30. Red1 ({White should play} 30. Rd5 $16 Nxd5 31. exd5) 30... Nd6 (30... f6 $11) 31. Bc6 $16 Ne8 $2 (31... Ndc8 $16 {was called for.}) 32. Bxe8 $1 $18 Qxe8 33. Rd8 Qe7 34. Nxe5 $1 Rxe5 {[#]} 35. f4 $1 Nd7 {[#]} 36. Rc8 $2 (36. Qc4 $1 $18) 36... Nb6 $2 (36... Rc7 $1 $11 37. Rxd7 (37. Rxc7 Rxe4 38. Qf3 Re3 $11) 37... Qxd7 38. Rxc7 Rxe4 39. Rxd7 (39. Qxe4 Qd2+ 40. Kf3 Qd1+ 41. Qe2 Qd5+ 42. Qe4 Qd1+ 43. Qe2 Qd5+ 44. Qe4 Qd1+ $11) 39... Rxe2+ 40. Kf3 Re3+ 41. Kg2 Re2+ 42. Kf3 Re3+ 43. Kg2 Re2+) 37. Rb8 $40 {[%mdl 128] And now Rdd8 would win. White wants a kill.} Nd7 38. Rxd7 $1 ({Don't do} 38. Bxe5 $6 Nxb8 39. Bxb8 Rd7 $16) 38... Rxd7 39. Bxe5 {[%csl Ge5][%cal Rb8h8]} Rd8 40. Rxd8 Qxd8 41. Qd3 Qe7 42. Qd5 Bb6 43. Qd6 Qb7 44. Qd5 Qe7 $1 45. Qc6 Qd8 {( -> ...Qd2+)} 46. Qd6 Qc8 47. Qxb6 Qxc2+ 48. Qf2 Qxb3 49. h4 $2 (49. f5) 49... Qd3 (49... Qc4 $142 50. Qf3 a4) 50. Qf3 Qb5 $2 (50... Qc2+ 51. Kf1 a4) 51. h5 a4 52. hxg6+ fxg6 53. Qe3 {White wants to mate with Qa7+.} Qb7 $2 (53... Kg8 54. Qc1 b3) 54. Ba1 {Intending Qd4 and mate.} Qa6 (54... Qd7 $18 55. Qc5 g5 56. fxg5 hxg5 57. Qxb4 g4) 55. Kf2 Kg8 56. Qd4 {[%csl Ga1][%cal Rd4g7]} Kf7 57. Qxb4 (57. Qd7+ $142 Kf8 58. Bg7+ Kg8 59. Bd4 Kf8 60. Bc5+ Kg8 61. Qe8+ Kg7 62. Bd4+ Qf6 63. Qe7+ Kh8 64. Bxf6+ Kg8 65. Qg7#) 57... Qd3 58. Qb7+ Ke8 59. Qc6+ Ke7 60. Qf6+ Ke8 61. Qxg6+ {White mates.} Ke7 62. Qf6+ Ke8 63. Qe6+ Kf8 64. Qxh6+ {Precision: White = 63%, Black = 23%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Lenderman, Aleksandr"]
[Black "Praggnanandhaa, R."]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2600"]
[BlackElo "2507"]
[Annotator "TA"]
[PlyCount "177"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,177,18,47,6,15,10,22,0,12,16,12,0,14,9,43,32,38,4,12,16,26,10,26,14,19,0,39,34,28,28,21,16,20,7,4,0,4,1,20,10,10,0,16,6,8,10,15,8,20,9,56,62,75,74,99,72,69,13,136,123,178,135,139,122,149,97,94,44,65,74,39,43,82,35,241,241,237,192,332,327,452,452,452,452,452,452,452,452,642,1269,741,568,563,452,452,452,450,445,316,188,446,405,396,112,182,141,217,217,194,137,397,367,169,169,428,420,452,436,386,168,168,168,1106,870,649,619,5961,5945,6454,5867,29972,29972,29967,29971,29968,29966,29970,29971,29970,29970,29970,29971,29971,29972,29981,29982,29986,29987,29987,29986,29987,29985]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. Qa4 Bd7 8. Qxc4 b5 9. Qd3 Rc8 10. dxc5 Bxc5 11. Nc3 b4 12. Ne4 Nxe4 {E04: Open Catalan: 5 Nf3} 13. Qxe4 O-O (13... Qe7 14. Rd1 e5 15. Be3 f5 16. Qd5 Bxe3 17. fxe3 e4 18. Nd4 Nxd4 19. Rxd4 Be6 20. Qb5+ {1-0 (62) Zidu,J (2538)-Faber,H (2443) Remote email 2013}) 14. Rd1 Qe7 {LiveBook: 3 Games. The position is equal.} 15. Be3 Bxe3 16. Qxe3 Rfd8 17. Nd2 $146 ({Predecessor:} 17. Rac1 Be8 18. h4 h6 19. Ne1 Rxd1 20. Rxd1 {½-½ (38) Goric,E (2388)-Savanovic,A (2417) Banja Luka 2008}) 17... Be8 18. Nb3 h6 19. h4 Rxd1+ 20. Rxd1 Rd8 21. Rc1 Qd6 22. Qc5 Qxc5 $1 23. Rxc5 Ne7 24. Rc7 Rd7 25. Rc1 Rd8 26. Bb7 Bb5 27. Kf1 Kf8 28. Ke1 Ke8 29. Nc5 Rb8 30. a3 bxa3 31. bxa3 Kf8 32. e4 e5 33. Rd1 Ke8 34. Rc1 Kf8 35. Kd2 Rd8+ 36. Ke3 Rd6 37. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Bc6 38. Rb1 Ke8 39. Ba6 Rd8 40. a5 Rd6 41. Bc4 {And now Rb8+ would win.} Rd8 42. Ba2 (42. f4 $14) 42... Ba8 (42... Nc8 $1 $11) 43. a6 h5 (43... Rc8 $16) 44. f3 Rc8 45. Nd3 Ng6 46. Rb4 (46. Rb2 $142) 46... Ke7 $16 47. Rb5 Bc6 48. Ra5 f6 49. f4 {[%cal Rf4e5]} exf4+ 50. gxf4 Nxh4 $2 (50... Rd8 $14) 51. Rxh5 $18 Ng2+ {[#]} 52. Kd4 $1 Rd8+ (52... Re8 $142 53. Rh2 Kd6) 53. Bd5 Bb5 {aiming for ...Bxd3.} 54. Rh2 Bxd3 55. Rxg2 Bxa6 56. Rxg7+ {[%mdl 4096] Endgame KRB-KRB} Ke8 57. Rxa7 Be2 (57... Bb5 $142 58. Rb7 Bd7) 58. Kc5 Rb8 59. Kc6 Bd3 60. Rh7 {Black must now prevent Rh8+.} Rb4 61. Kd6 {[%cal Rh7h8]} Rb6+ 62. Kc5 Ra6 63. Rb7 (63. Rc7 $142) 63... Kf8 $2 (63... Ra5+ {is a better defense.} 64. Kd4 Bf1) 64. Kd4 Bf1 65. Rb1 $2 (65. f5 $18 Ke8 66. Ke3) 65... Be2 (65... Ra4+ $16 66. Ke3 Ra3+ 67. Kf2 Bd3) 66. Rb8+ Ke7 (66... Kg7 $16 67. Rb2 Bd1) 67. Rb7+ Ke8 68. Ke3 ({White should try} 68. Kc5 $18) 68... Bf1 $2 {[%mdl 8192]} (68... Bd1 $16 {was called for.} 69. Bc4 Rd6) 69. Rb1 Ra3+ 70. Kd4 Be2 $2 (70... Bg2 71. f5 Ra6) 71. f5 Ra6 72. Ke3 Bg4 73. Bc4 (73. Rg1 $142 Bh5 74. Rh1 Ra3+ 75. Kd2) 73... Ra3+ {[#]} 74. Kd4 $1 {Threatens to win with Rb6.} Bf3 $2 (74... Ra5 75. Rh1 Bf3) 75. Rb6 Ra4 76. Rxf6 Be2 77. Rc6 Kd7 78. Rc5 Kd6 79. e5+ {White mates.} Kd7 80. f6 Bg4 81. Ke3 Rb4 82. Bd5 Be6 83. Rc6 Bxd5 {KRB-KR} 84. Rd6+ Ke8 85. Rxd5 Kf7 86. Rd7+ Kg6 87. Rg7+ Kh6 88. Rg8 Rb7 89. Ke4 {Precision: White = 57%, Black = 34%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Grigoriants, Sergey"]
[Black "Haria, Ravi"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2568"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,82,16,12,16,31,26,26,20,57,62,64,37,42,19,30,13,36,31,25,21,50,39,41,0,0,0,16,-29,-22,-64,-54,-26,-34,-92,-85,-259,-252,-348,-356,-598,-583,-583,-563,-704,-703,-639,-580,-688,-649,-642,-605,-1279,-1054,-1028,-871,-850,-718,-1053,-1028,-1001,-958]} 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 d4 5. O-O c5 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 {A13: Reti-Eröffnung} (8... Be7 9. b3 O-O 10. Na3 e5 11. Nc2 Nd7 12. a3 a5 13. Rb1 Nc5 14. b4 axb4 15. axb4 Na4 16. Bd2 {0-1 (47) Wei,Y (2739)-Karjakin,S (2760) Medias 2017}) 9. a3 a5 10. Bg5 h6 11. Bxf6 Qxf6 12. Nbd2 O-O {LiveBook: 3 Partien} 13. Ne4 Qe7 14. Nxd6 Qxd6 15. Rc1 $146 e5 16. c5 Qg6 17. Re1 Re8 18. Qc2 Re7 19. Nd2 Bf5 20. Ne4 Bxe4 21. Rxe4 Rae8 22. Ree1 Kh8 23. Qc4 f5 $1 24. b4 {Schwarz sollte b5 verhindern.} e4 {Droht stark ...Se5.} 25. dxe4 fxe4 26. Rcd1 {Weiss will b5 spielen.} axb4 27. axb4 d3 28. b5 {[#]} (28. h3 $15) 28... Ne5 $1 $17 {[%cal Re5c4,Bc6e5,Be5g4,Bg4f2][%mdl 32]} 29. Qc1 $2 (29. Qd4 $17 {war nötig.} Qh5 30. Rd2) 29... Ng4 $19 30. c6 bxc6 31. bxc6 $2 {[#]} (31. Qc5 {war einen Versuch wert.} cxb5 32. Rd2) 31... Qh5 $1 {Droht ...e3 und aus.Schwarz steht klar auf Gewinn.} 32. h3 {[#]} Nxf2 $1 {[%mdl 512]} 33. Kxf2 {Kg1 ist eine echte Drohung.} e3+ 34. Kg1 d2 35. Qc3 {Wenn Weiss jetzt Zeit für Tf1 hätte...} dxe1=Q+ 36. Rxe1 e2 37. Qf3 Qc5+ 38. Qf2 Qc3 39. Kh2 Re6 40. h4 Rf6 41. Qg1 Rd6 {Precision: Weiß = 38%, Schwarz = 79%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Ramirez, Alejandro"]
[Black "Kumar, Nikhil"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2568"]
[BlackElo "2277"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,103,35,30,38,6,16,0,0,0,14,-36,1,-56,0,0,0,0,0,-14,0,-8,-5,-14,-5,0,0,-47,-45,-41,12,15,17,33,77,73,70,65,66,36,42,42,43,0,143,146,138,43,70,0,0,0,0,0,0,0,7,7,526,723,664,722,693,707,691,691,658,794,510,246,792,772,783,754,708,708,787,784,700,693,785,760]} 1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Be7 5. e3 O-O 6. Nc3 b6 7. cxd5 exd5 8. d4 Bb7 9. Bd3 c5 10. O-O Nbd7 11. Qe2 {E14: Queen's Indian: Classical Variation (4 e3)} Rc8 (11... Re8 12. Ba6 Qc8 13. Bxb7 Qxb7 14. Rfd1 Rac8 15. dxc5 bxc5 16. Rac1 Nb6 17. Qc2 {½-½ (44) Rozum,I (2602)-Bocharov,D (2581) Khanty-Mansiysk 2016}) 12. Rfd1 Re8 13. Rac1 {LiveBook: 4 Games. White is slightly better.} Bd6 14. Bf5 a6 $146 ({Predecessor:} 14... Qe7 15. g3 Rcd8 16. Bh3 Nf8 17. Nh4 g6 18. Nf3 Ne6 19. Nb5 Bb8 {0-1 (69) Antunac,G (2390)-Nikolac,J (2417) Croatia 2011}) 15. Na4 {Threatens to win with dxc5.} Rc7 16. Nd2 Qe7 17. Bh3 h6 18. Rc2 ({White should try} 18. Qd3 $11) 18... cxd4 (18... Bc6 $1 $15 19. dxc5 bxc5) 19. Rxc7 $11 Bxc7 20. Bxd4 b5 21. Nb2 Ne5 22. Nd3 Nc6 23. Nf3 Nxd4 24. Nxd4 Ne4 {Strongly threatening ...Nc3.} 25. Rc1 Bb6 ({Reject} 25... Qd6 26. g3 $11) 26. Qb2 Ng5 ({Black should play} 26... b4 $15) 27. Bg4 Qe4 28. Nf4 {Hoping for Nf5.} g6 29. h4 Nh7 30. Bf3 Qe5 31. h5 Ng5 32. Bg4 Qf6 33. g3 Ne4 (33... Ne6 $1 $11 {keeps the balance.} 34. Nfxe6 fxe6) 34. hxg6 $16 fxg6 {[%cal Bf7g6,Bg6g5][%mdl 32]} 35. Bd7 (35. Be6+ $16 Kf8 36. Bxd5 Bxd5 37. Nxd5 Bxd4 38. exd4) 35... Rf8 $14 36. Qe2 (36. Be6+ $14 Kh7 37. a4 (37. Bxd5 Bxd5 38. Nxd5 Qe5 $15)) 36... g5 $1 $11 {[%cal Rg5f4]} 37. Nd3 Bxd4 38. exd4 Qxd4 39. Be6+ Kh8 {White must now prevent ...Nxg3.} 40. Rc7 $36 {[%mdl 2048] White is pushing.} Ba8 $2 {[%mdl 8192]} (40... Qf6 $11) 41. Qh5 $1 $18 {[%cal Rh5h6]} Qf6 {[#]} 42. Bf5 $1 {[%mdl 512]} Nxg3 (42... Qxf5 43. Qxh6+) 43. fxg3 Qb6+ {[#]} 44. Nc5 $1 {Be6! would kill now.} (44. Kh2 Qxc7 45. Qxh6+ Kg8 $16) 44... Qxc7 45. Qxh6+ Kg8 {[#]} 46. Qxf8+ $1 {[%mdl 512]} Kxf8 47. Ne6+ {White is clearly winning.} Ke7 48. Nxc7 Bb7 49. g4 d4 50. Ne6 d3 51. Kf2 d2 52. Ke2 {Precision: White = 45%, Black = 66%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Friedel, Joshua"]
[Black "Kamsky, Gata"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2562"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,68,21,25,31,47,33,21,39,52,47,25,49,29,37,27,54,50,37,40,47,35,38,38,34,29,23,23,20,1,12,0,10,0,-2,-37,-27,-91,-71,-85,-78,-78,-84,-87,-65,-129,-116,-134,-35,-25,-12]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O 7. Qb3 Qb6 8. Nc3 Rd8 9. Bd2 {D78: Grünfeldindisch (Fianchetto 6.0-0 c6)} Be6 10. Na4 Qxb3 11. axb3 {LiveBook: 3 Partien. Sb6! ist eine echte Drohung.Die Stellung ist ausgeglichen.} Na6 12. Rfc1 Ne4 13. Ba5 Rdc8 14. e3 {[#]} f5 $146 ({Vorgänger:} 14... g5 15. Nd2 Nxd2 16. Bxd2 g4 {1-0 (49) Rapport,R (2700)-Howell,D (2682) Caleta 2018}) 15. Bf1 dxc4 16. bxc4 c5 17. Nc3 Nxc3 18. Bxc3 cxd4 19. Bxd4 Nc5 {und nun wäre ...Sb3 stark für Schwarz.} 20. Ra3 Ne4 21. b4 a6 22. Bxg7 Kxg7 23. Nd4 Bf7 24. c5 e5 25. Nb3 Rc7 26. Rd1 Rb8 27. f3 Nc3 $36 {[%mdl 2048] Schwarz drückt.} 28. Rd6 (28. Rda1 $11 {hält das Gleichgewicht.}) 28... Nd5 $17 29. Bc4 Nxb4 30. Bxf7 Kxf7 31. Ra4 {[#]} Nc6 $1 32. g4 (32. e4 $15) 32... fxg4 33. fxg4 Kg7 (33... Ke7 $17 34. Nd2 Rd7 35. Rxd7+ Kxd7) 34. Nd2 Rf8 {Precision: Weiß = 34%, Schwarz = 60%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Vaibhav, Suri"]
[Black "Yilmaz, Mustafa"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2544"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,78,15,8,0,0,14,0,0,-14,-15,-12,-10,-13,-13,-11,-11,-30,-24,-33,0,0,-3,-32,-26,-42,-24,-27,-26,-47,-17,-31,0,0,0,0,0,-39,-29,-121,-142,-167,-167,-202,-217,-196,-72,-268,-224,-391,-402,-404,-398,-370,-382,-557,-449,-458,-450,-568,-558,-817,-776]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Bg5 Be6 {B92: Sicilian Najdorf: 6 Be2} 9. Bxf6 Bxf6 10. Qd2 {LiveBook: 3 Games} (10. O-O Be7 11. Nd5 Nd7 12. Bc4 Rc8 13. Qe2 Nb6 14. Nxb6 Qxb6 15. Bb3 O-O 16. Rfd1 {1-0 (55) Caruana,F (2794)-Grischuk,A (2785) Saint Louis 2017}) 10... Be7 {The position is equal.} 11. Nd5 Nd7 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Bxd5 12. Qxd5 Nc6 13. c3 O-O 14. O-O Qc7 15. a4 {1-0 (45) Pietzsch,W-Schlieder,R Schwerin 1951}) 12. Rd1 Rc8 13. c3 Rc6 14. O-O Nf6 15. Qc2 {Threatens to win with Nxe5.} Bxd5 16. exd5 Rc8 17. c4 O-O 18. b4 Re8 19. Qb3 Bf8 20. Rfe1 g6 21. Bf1 Bh6 22. g3 Nd7 23. a3 Bg7 24. h4 Bh6 25. c5 dxc5 {Hoping for ...b5.} 26. d6 $1 b5 27. bxc5 e4 $36 {[%mdl 2048] Black has the initiative.} ({Don't play} 27... Nxc5 $6 28. Qd5 $14) 28. Nh2 (28. Ng5 $1 $11 Bxg5 29. hxg5) 28... Nxc5 $17 29. Qd5 Qd7 30. Bg2 {[#]} Bg7 $1 31. Ng4 h5 (31... Qxg4 $19 32. d7 {[#]} Qxd7 $1 {[%mdl 512]} 33. Qxd7 Nxd7 34. Rxd7 f5) 32. Ne3 $2 (32. Rc1 $17) 32... Nd3 33. Bxe4 $2 (33. Rf1 Re5 34. Qb3) 33... Nxe1 $19 34. Rxe1 Re6 35. Rd1 Rd8 36. Nf5 (36. Qd3 $142) 36... Bf8 {Black is clearly winning.} 37. Bb1 Rde8 ({Weaker is} 37... gxf5 38. Bxf5 Rde8 39. Qf3 $19) 38. Kh2 Re5 39. Ne7+ R8xe7 $1 {Precision: White = 35%, Black = 69%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Brunello, Sabino"]
[Black "Soham Das"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2542"]
[BlackElo "2275"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,73,12,0,0,0,-18,-12,0,-34,-36,-43,-39,-41,-8,0,-15,-19,-15,-33,19,14,31,18,46,35,181,170,166,154,206,193,179,183,174,180,178,187,221,235,316,313,328,324,352,333,494,391,706,427,755,755,1043,997,5235,3587,29984,29985]} 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nh3 Bg7 5. Nf4 Nc6 6. d5 Ne5 {A81: Holländische Verteidigung (Leningrader Variante)} 7. Nc3 (7. Nd2 Nf7 8. O-O e6 9. dxe6 dxe6 10. Nc4 O-O 11. Qxd8 Rxd8 12. Nd3 c6 13. a4 Nd5 14. e4 {0-1 (56) Demidov,M (2523)-Kamsky,G (2676) Sochi 2017}) 7... c6 8. e4 d6 9. O-O O-O 10. h3 {LiveBook: 3 Partien} fxe4 11. Nxe4 Nxe4 12. Bxe4 e6 13. dxc6 $146 ({Vorgänger:} 13. Nxe6 Bxe6 14. dxe6 {½-½ (41) Ould Ahmed,S (2411)-Spitz,P (2491) ICCF email 2011}) 13... bxc6 14. Bg2 d5 15. Rb1 Nc4 16. b3 Rb8 17. h4 Nd6 18. Be3 e5 {[#]} (18... Qc7 $15) 19. Nxd5 $1 $11 {[%mdl 512]} cxd5 20. Qxd5+ Kh8 {Und weiter mit ...Lb7 wäre nett.} 21. Rbd1 Ba6 (21... Rb7 $1 $14) 22. Qxd6 $18 Bxf1 23. Bxf1 Qa5 (23... e4 $16 {ist eine bessere Verteidigung.} 24. Bg2 (24. Bxa7 Qxd6 25. Rxd6 Ra8 $16) 24... Qa5) 24. Qe7 {Weiss droht Td7 und Matt.} Bf6 25. Qxa7 Qxa7 26. Bxa7 Ra8 27. Rd7 Rfd8 28. Rf7 Rd1 29. Kg2 e4 30. Be3 Bg7 31. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Rc8 (31... Rdd8 $142 32. Bb5 Bd4) 32. Bc4 Rb1 $2 (32... Bc3 33. Re7 Ra1) 33. Bd5 Re8 (33... Rd1 $142 34. Bxe4 Re8) 34. a5 Ra1 {[#]} 35. Rxg7 $1 {[%mdl 512] Weiss will mit Ld4 Matt setzen.} Rd1 (35... Kxg7 36. Bd4+) 36. Rd7 Re5 37. c4 {Precision: Weiß = 68%, Schwarz = 32%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Nihal Sarin"]
[Black "Adly, Ahmed"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2534"]
[BlackElo "2643"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,135,3,29,16,23,15,27,9,26,19,20,5,22,14,32,21,35,22,29,27,35,28,56,46,62,63,82,76,67,83,115,44,53,45,56,50,53,48,56,45,60,52,50,49,50,47,68,49,89,68,116,109,145,143,151,149,154,162,223,137,147,108,157,161,167,147,175,164,234,164,160,162,149,158,149,149,133,113,113,113,113,113,126,126,126,126,126,126,126,126,126,126,1154,1134,1093,999,929,814,1264,994,2437,2436,6012,5089,4746,948,4554,2307,5953,5580,11690,9216,29966,29967,29966,29966,29980,29982,29983,29984,29986,29987,29997,29998]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. a3 {D37: Queen's Gambit Declined: 5 Bf4} (6. e3 Nbd7 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}) 6... b6 7. e3 Ba6 {LiveBook: 4 Games} 8. Nb5 {White has an edge.} Ne8 $146 ({Predecessor:} 8... Bd6 9. Nxd6 cxd6 10. Rc1 dxc4 11. Bxc4 Bxc4 12. Rxc4 b5 {1-0 (49) Werner,D (2315)-Lamb,H (2139) Berlin 2006}) 9. cxd5 Qxd5 10. Nc3 Qb7 $1 11. Bxa6 Nxa6 12. O-O c5 13. Nb5 Rd8 14. Qa4 $36 {[%mdl 2048] White has the initiative.} Bd6 15. dxc5 Bxf4 $1 16. c6 Qxc6 {...Nec7 is the strong threat.} 17. Qxa6 Bb8 18. Rac1 ({Avoid the trap} 18. Nxa7 $2 Qa8 $19) 18... Qd5 19. Nbd4 {Black must now prevent Nc6.} Nf6 20. Nc6 {Strongly threatening Ne7+.} Rd7 21. Qa4 b5 22. Qc2 (22. Qa6 $16) 22... Qd3 $14 23. Nfd4 Qxc2 24. Rxc2 Rb7 25. Na5 Rb6 26. Ndc6 Re8 27. Rd1 Kf8 28. f3 Nd5 29. Kf2 f5 30. Nxb8 Rbxb8 31. Nc6 Rb7 32. Nd4 $1 Nf6 33. b4 Rb6 34. Rdc1 $1 e5 35. Nxf5 Ra6 (35... g6 {is a better defense.}) 36. e4 Rxa3 37. Nd6 Rd8 38. Nxb5 Ra4 39. Rc8 Ke7 40. R1c7+ Nd7 (40... Rd7 {was worth a try.} 41. Rxd7+ Nxd7) 41. Rxd8 Kxd8 42. Rxa7 Rxb4 $18 {[%mdl 4096] Endgame KRN-KRN} 43. Nc3 Rb2+ 44. Kg3 Ke7 45. Ra2 Rxa2 46. Nxa2 $16 {KN-KN} Nc5 47. Nb4 Kd6 48. h4 {[%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} Ne6 49. Nd3 Nf8 50. Kg4 Ke6 51. h5 Nd7 52. Kg5 Nb6 $2 {[%mdl 8192]} (52... Nf6 $16 53. g3 Ne8) 53. h6 $1 $18 g6 54. f4 Nc4 55. fxe5 Kf7 56. Kf4 Ke7 57. Nf2 g5+ 58. Kxg5 Nxe5 59. Ng4 Nf7+ 60. Kf4 Ke6 61. e5 Nh8 62. Nf6 Ng6+ {[#]} 63. Kg5 $1 {White mates.} Nxe5 64. Nxh7 Kf7 65. Kf5 Nc4 {[#]} 66. Ng5+ $1 Kg8 67. Kf6 Ne3 68. h7+ {Precision: White = 79%, Black = 49%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Stefansson, Hannes"]
[Black "Loew, Gerald"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2533"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,51,45,37,58,56,78,77,114,93,158,151,152,141,555,544,520,558,581,560,545,554,597,584,570,577,582,500,598,591,638,636,605,613,780,779,774,759,1010,1015]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O c6 7. a4 a5 {C41: Philidor Defence} 8. h3 {LiveBook: 6 Games} (8. Re1 O-O 9. h3 Qc7 10. Be3 Nb6 11. Ba2 Nfd7 12. Qe2 Bf6 13. d5 Be7 14. Rad1 Nf6 15. Nd2 Bd7 16. Nc4 Nxc4 17. Qxc4 Rac8 18. Qb3 cxd5 {1-0 (80) Howell,D (2644)-Maghsoodloo,P (2584) Doha 2016}) 8... h6 9. Be3 Qc7 {White is slightly better.} 10. Nh4 $146 ({Predecessor:} 10. Qe2 Nf8 11. dxe5 dxe5 12. Nh4 Be6 13. Nf5 Bxf5 14. exf5 {½-½ (103) Karavade,E (2409)-Czebe,A (2454) Zalakaros 2016}) 10... g6 11. Ba2 Nf8 {[#]} (11... Rh7 $142) 12. f4 $1 $16 {[%cal Bf2f4,Bf4f5,Bf5g6,Bg6g7][%mdl 32]} exd4 13. Bxd4 {e5 is the strong threat.} Ne6 $2 {[%mdl 8192]} (13... Be6 $16 {is tougher.}) 14. Bxe6 $18 {White is clearly winning.} Bxe6 15. f5 Bc4 16. fxg6 Bxf1 17. Qxf1 O-O-O 18. g7 Rhg8 19. Bxf6 Rde8 20. Bxe7 Rxe7 21. Nf5 Re6 22. Qf2 Kb8 23. Rd1 Rd8 24. Ne2 Rg6 25. Nf4 Rg5 26. h4 {Precision: White = 84%, Black = 16%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Abdusattorov, Nodirbek"]
[Black "Lagarde, Maxime"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2518"]
[BlackElo "2587"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,128,0,14,8,5,0,7,10,16,9,16,14,12,15,18,21,20,17,21,25,22,16,77,73,80,80,78,82,161,168,189,148,275,271,314,316,297,221,300,221,212,199,229,131,108,71,115,57,111,99,95,30,51,30,30,30,30,30,30,30,30,30,62,54,70,67,70,12,70,67,67,67,70,63,70,70,56,23,54,54,54,54,52,1,1,8,71,0,0,0,71,76,83,85,85,83,339,275,277,328,297,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. e5 c5 5. c3 cxd4 6. cxd4 {C03: Französische Verteidigung (Tarrasch-Variante)} Qb6 7. Ndf3 Bb4+ 8. Bd2 Nc6 {LiveBook: 10 Partien} 9. Bc3 Bd7 10. Qd2 Nge7 $146 ({Vorgänger:} 10... f6 11. Bd3 Nge7 12. Ne2 Bxc3 13. bxc3 fxe5 14. Nxe5 Nxe5 15. dxe5 {1-0 (65) Mamedov,R (2680)-Anton Guijarro,D (2654) Kocaeli 2017}) 11. Bd3 O-O 12. Ne2 f6 13. O-O fxe5 14. Nxe5 Nxe5 15. Bxb4 Nxd3 16. Bxe7 Rf7 17. Ba3 Bb5 18. f4 Rc8 (18... Re8 $11 {bleibt in der Remisbreite.}) 19. Rf3 $1 $16 {[#]} Nb4 $1 {[%mdl 512]} 20. Bxb4 {Te3 ist eine echte Drohung.} Bxe2 21. Bc5 $1 $36 {[%cal Rc5b6][%mdl 2048] Weiss bestimmt, wo es lang geht.} Rxc5 (21... Qa6 $16 22. Rc3 b6) 22. dxc5 $18 Qxc5+ 23. Re3 Bg4 (23... Bb5 $16) 24. Rc1 Qb6 25. Rc8+ Rf8 26. Rxf8+ $1 Kxf8 {[%mdl 4096] Endspiel KDT-KDL} 27. h3 Bf5 28. Kh2 Be4 29. h4 ({Auf keinen Fall} 29. Rb3 $6 Qc7 $16) ({Besser ist} 29. Qc1 $18 Kf7 30. Rb3) 29... h6 30. h5 Qd8 31. Qf2 (31. Kg3 $16 Qe8 32. Qb4+ Kg8 33. Qxb7) 31... Qf6 (31... Bf5 $14) 32. Rc3 $16 Kg8 33. Kg1 (33. g4 $1 $16) 33... Kh7 $11 34. Rc7 e5 35. fxe5 Qxe5 36. Rxb7 Qxh5 37. Qd2 Qg4 38. Rf7 a6 39. Rf2 Qg3 40. b4 Qe5 41. Qb2 (41. Qe1 $14) 41... Qg3 (41... d4 $1 $11) 42. Qd4 Qc7 43. Qe3 Qe5 44. Rd2 Qa1+ 45. Kh2 Qc1 46. a4 Qc6 47. Qb3 Qf6 48. Kg1 Qb6+ 49. Rf2 (49. Kh1 $14) 49... Qd4 50. b5 Qa1+ (50... axb5 $11 51. axb5 Qb6) 51. Rf1 ({Günstiger ist} 51. Kh2 $1 $16 {Und weiter mit Db2 wäre nett.} Qe5+ 52. Qg3 Qh5+ 53. Qh3 Qe5+ 54. Kh1) 51... Qd4+ 52. Rf2 (52. Kh1 $11) 52... Qa1+ $16 53. Kh2 $1 Qe5+ 54. Qg3 Qh5+ {[#]} 55. Kg1 $1 {zielt auf b6 ab.} Qd1+ $2 {[%mdl 8192] [#]} (55... axb5 $16 56. axb5 d4) 56. Rf1 $1 $18 {[%cal Rf1d1]} Qxa4 57. b6 Qb4 58. Qe3 $2 ({Weiss kommt nicht vorbei an} 58. Qf2 $18) 58... a5 $11 {Die Stellung ist ausgeglichen.} 59. Rf7 Qb2 {[%csl Ge4][%cal Rb2g2]} 60. Qf2 Qa1+ 61. Kh2 Qe5+ 62. Kg1 Qa1+ 63. Qf1 Qd4+ $1 64. Qf2 Qa1+ {Precision: Weiß = 63%, Schwarz = 44%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Perelshteyn, Eugene"]
[Black "Cumming, Rhys"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2513"]
[BlackElo "2155"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,83,54,55,73,55,72,68,79,71,75,73,66,63,81,54,75,72,76,71,137,120,121,110,104,101,102,95,133,120,120,101,128,91,644,639,871,853,832,312,310,315,328,310,29983,29984,29984,29985,29985,29986,29986,29987,29987,29988,29988,1992,29988,29989,29989,29990,29990,29991]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 c5 5. Nf3 O-O 6. O-O Nc6 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Qa5 11. h3 Be6 12. Bd2 {A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4} Qc7 (12... Nd7 13. b3 Ne5 14. Qc2 Rfc8 15. Rac1 Rab8 16. Nb5 Qa6 17. Be3 b6 18. Qd2 Bd7 19. f4 Nc6 {1-0 (68) Van Wely,L (2667)-Balog,I (2548) Belgium 2017}) 13. b3 {LiveBook: 8 Games} Nd7 14. Rac1 $146 {White is better.} ({Predecessor:} 14. e4 Nc5 15. Qe2 a5 16. Rac1 a4 17. b4 Na6 18. Nd5 Bxd5 19. exd5 a3 {1-0 (43) Keilhack,H (2325)-Gritsch,G (2135) Wuerttenberg 1999}) 14... Ne5 15. Qe3 Qd7 16. Kh2 Nc6 17. Rfd1 Rac8 18. Be1 b6 19. Nd5 h5 20. f4 Bf5 {With the idea ...Bb2.} 21. Bc3 f6 (21... Be6 $142) 22. Qd2 $16 Bh6 23. Ne3 Be6 24. Qd3 Kf7 25. h4 Nd8 26. Bb2 Kg7 27. Be4 Bf7 28. Nd5 e5 $2 {[%mdl 8192] [#]} (28... Ne6 $16) 29. Nxf6 $1 $18 {[%mdl 512]} Kxf6 {[#]} 30. Bxe5+ $1 {[%mdl 512]} Ke7 (30... dxe5 31. Qxd7) 31. Qe3 $2 (31. Bxd6+ Ke8 32. c5 bxc5 33. Qa6) 31... dxe5 32. Rxd7+ Kxd7 33. Qd3+ Kc7 $2 (33... Ke7 $18 34. Rd1 (34. Bxg6 Rc6 $16) 34... Kf6 35. Qd6+ Ne6) 34. c5 {[%csl Gc5][%cal Rd3d6]} Nb7 35. cxb6+ Kxb6 36. Qe3+ Nc5 37. b4 {[%cal Bb3b4,Bb4c5][%mdl 32]} exf4 38. bxc5+ Kc7 39. Qa3 (39. Qd4 $142 fxg3+ 40. Kxg3 Rcd8 {[#]} 41. Qa4 $1 {[%mdl 512]} Rd7 42. c6 Bf4+ 43. Kg2 Kd8 44. Rf1) 39... Bd5 40. Qxa7+ {White mates.} Kd8 41. Rd1 fxg3+ 42. Kh3 {Precision: White = 48%, Black = 27%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Fernandez, Daniel Howard"]
[Black "Can, Emre"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2505"]
[BlackElo "2603"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,30,41,22,24,0,0,0,0,0,35,0,34,6,6,6,14,19,10,-39,-27,-13,-10,-10,-16,-58,0,0,0,-14,-16,-43,-17,-7,9,-12,-19,-25,-28,-53,-51,-41,-42,-50,-41,-49,-46,-97,-97,-160,-25,-35,-27,-327,-308,-555,-554,-515,-461,-522,-516,-1063,-1040,-939,-456,-1743,-1630,-1562,-1493]} 1. Nf3 c5 2. c3 Nf6 3. d4 Qa5 4. e3 g6 (4... d5 5. dxc5 Qxc5 6. b4 Qc7 7. Bb2 Bg4 8. Nbd2 e6 9. Qa4+ Nbd7 10. c4 Bxf3 11. Nxf3 dxc4 {0-1 (51) Rozhko,D (2353)-Kovalenko,I (2643) Dombai 2013}) 5. Bd3 Bg7 6. O-O {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} d5 7. b4 $146 ({Predecessor:} 7. h3 O-O 8. b4 cxb4 9. cxb4 Qxb4 10. Ba3 Qa5 11. Bxe7 {½-½ (51) Ehrke,M (2224)-Wilde,D (2175) Bad Segeberg 2000}) 7... cxb4 8. cxb4 {The position is equal.} Qxb4 9. Ne5 Qa5 10. Qb3 Qb6 (10... O-O {feels hotter.} 11. Ba3 Re8 12. Nc3 Nc6 13. Rab1 Nd7) 11. Qa4+ Bd7 12. Nxd7 Nbxd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32]} 13. Ba3 Qd8 14. Nd2 a6 15. Rfc1 b5 16. Qb4 Nb6 17. Be2 Ra7 ({Black should play} 17... e6 $15) 18. Qa5 $11 Nc4 19. Nxc4 bxc4 20. Qxd8+ Kxd8 21. Rab1 Kd7 22. Bd1 Rc8 23. Ba4+ Kd8 24. Bc5 Rxc5 $1 25. dxc5 Ne4 26. Rb8+ Kc7 27. Rg8 Bf6 28. Be8 ({White should try} 28. g4 $15) 28... Nxc5 $17 {And now ...c3 would win.} 29. Bxf7 {[#]} (29. Rb1 $142) 29... e6 (29... c3 $1 $17 {Hoping for ...Nd3.} 30. Kf1 (30. Bxd5 $2 Nd3 $19) 30... Nd3) 30. Rb1 $11 c3 $36 {[%cal Bc4c3,Bc3c2][%mdl 2080] Black is more active.} 31. Rbb8 $2 {[%mdl 8192]} (31. Kf1 $1 $11) 31... Kd6 $19 {aiming for ...c2.} 32. Rgc8 $2 (32. Rb6+ Ke7 33. Rc8) 32... Rc7 {Black is clearly winning.} 33. Rxc7 Kxc7 {KRB-KBN} 34. Rb1 {intending Be8.} Nd3 35. Bxe6 (35. Rf1 $142 Kd6 36. Bg8) 35... c2 {[%cal Rc2b1] [#]} 36. Rf1 Kd6 (36... Bc3 $142 {Threatens to win with ...Be1.} 37. Bxd5 Ne1) 37. Bg8 (37. Bg4 $142) 37... Bc3 38. Bxh7 Ne1 {Precision: White = 30%, Black = 68%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Bartholomew, John"]
[Black "Maxion, Dirk"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2477"]
[BlackElo "2187"]
[Annotator "TA"]
[PlyCount "181"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,181,31,20,18,2,31,9,23,-15,-7,-18,-20,-17,10,11,25,18,10,0,30,27,31,28,27,19,22,0,12,13,14,0,22,22,25,8,9,13,14,0,0,0,11,6,17,0,1,0,22,13,22,4,20,8,35,19,58,56,70,67,70,58,58,55,55,48,60,56,104,102,97,35,35,34,109,6,75,75,87,75,94,75,85,13,38,23,38,0,55,35,38,0,46,45,45,0,48,14,47,0,87,87,87,46,87,72,87,87,87,87,87,87,87,76,87,0,87,87,87,87,87,87,94,59,59,0,204,218,213,59,68,59,108,59,59,59,68,66,66,47,66,0,66,66,112,108,156,145,162,158,163,159,395,388,1856,1716,2312,1807,29981,29981]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. c3 Nbd7 6. e3 h6 7. Bh4 O-O 8. Bd3 Qe8 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} 9. O-O e5 10. e4 Nh5 (10... Nb6 11. a4 a5 12. Re1 Bd7 13. Bc2 Nh5 14. Nf1 Nf4 15. Bg3 Nh5 16. Bh4 Nf4 17. Ne3 Bc6 18. Bg3 Nh5 19. Bh4 Nf4 20. Bg3 Nh5 21. Bh4 {½-½ (21) Artemiev,V (2677)-Demchenko,A (2628) Skopje 2017}) 11. Re1 Nf4 12. Bf1 Nb6 13. Qc2 {LiveBook: 3 Games} Bd7 14. Rad1 f6 $146 ({Predecessor:} 14... Ne6 15. Bg3 Ng5 16. Nxg5 hxg5 {0-1 (30) Bogdanovski,V (2443)-D'Amore,C (2448) Mallorca 2004}) 15. c4 c5 16. dxc5 dxc5 17. Nb1 Bg4 18. Qb3 Ne6 19. h3 Bxf3 20. Qxf3 Nd4 21. Qd3 Na4 22. Rd2 Rd8 23. Qa3 Qc6 24. b3 Nb6 {[%cal Ba4b6,Bb6d7,Bd7f8,Bf8e6,Be6f4][%mdl 32]} 25. Qb2 h5 26. Nc3 Bh6 27. Rdd1 Kg7 28. f3 Rf7 29. Bd3 Nd7 30. Nd5 Nf8 31. b4 Nfe6 32. Bf2 b6 33. b5 Qd7 34. Bf1 Nf4 35. a4 Kh7 36. a5 Qd6 37. axb6 axb6 38. Ra1 Rb8 39. Ra6 Nfe6 40. Rea1 Bg7 41. Ra7 Rbb7 42. Rxb7 (42. R7a2 {is more complex.} f5 43. Nc3 Nf4 44. Qb1 Qe7 45. Ra8) 42... Rxb7 43. Ra3 Nc7 44. Qa2 Nde6 45. Ra7 Rxa7 46. Qxa7 Nxd5 47. exd5 (47. cxd5 $16 Nd8 48. g4) 47... Qc7 48. Qa8 Nd8 (48... Nd4 $1 $14) 49. Bd3 (49. Bh4 $1 $16) 49... Bf8 (49... f5 $11) 50. g4 $16 hxg4 51. hxg4 Kg7 52. Kg2 Bd6 53. Be3 (53. Qa2 $16) 53... Qb8 54. Qa1 {aiming for Qb1.} Nf7 55. Qb1 Nh8 (55... e4 $11 56. Bxe4 Qh8) 56. Qh1 Nf7 57. Qb1 Nh8 58. Qa2 Nf7 59. Qc2 Nh8 (59... e4 $5 60. Bxe4 Qh8 $14) 60. Qa4 Nf7 (60... e4 $5 61. Bxe4 Nf7 $16) 61. Bb1 Bc7 (61... e4 $11 62. Bxe4 Qh8) 62. Qc2 Nh8 63. Bd2 Qd8 64. Bc3 Kf7 65. Qe4 Qd6 66. Kf1 Qd7 67. Bd3 Bd6 68. Qe1 Qe7 69. Qe4 Qd7 $1 70. Ke1 Qe7 71. Kd1 Kg8 72. Kc2 Qh7 73. f4 Qh2+ 74. Bd2 ({White should play} 74. Kb3 $14) 74... Qh3 $2 (74... Kf8 $11 {and Black is okay.}) 75. fxe5 $18 fxe5 {[#]} 76. Bc3 $2 ({White must play} 76. Bg5 $1 $18) 76... Qh2+ $14 77. Kb3 Qg3 78. Bc2 Kg7 79. Kb2 Kg8 80. Qe2 Kg7 81. Kb3 Nf7 82. Qe4 Nh8 83. Bb1 $36 {[%mdl 2048] White is more active.} Kg8 84. Qe2 Kg7 {[#]} 85. Qa2 $1 Nf7 86. Qa7 Qxg4 87. Qxb6 Qd7 $2 (87... Qf4 $16 {is a better defense.} 88. Qa7 g5) 88. Qc6 $18 Qxc6 $2 (88... Qd8 89. b6 Ng5 90. Qb7+ Kf6) 89. dxc6 Bc7 90. Ka4 Nd8 91. Ba5 {Precision: White = 37%, Black = 38%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Der Manuelian, Haik"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[ECO "C75"]
[WhiteElo "2279"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,102,46,41,55,42,39,39,31,33,39,38,43,35,19,9,6,5,8,11,0,21,11,13,14,8,9,16,7,16,22,16,0,9,0,9,0,0,0,0,0,0,0,0,-124,0,-123,0,-81,-57,-72,-54,-50,-34,-34,-47,-62,-55,-55,0,0,0,0,0,-249,-64,-101,-66,-66,-64,-185,-183,-553,-505,-593,-556,-582,-580,-581,-574,-579,-559]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 Nge7 7. d4 Ng6 8. Re1 Be7 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3,Bg3f5][%mdl 32]} h6 10. Nf1 Bg5 11. Ng3 Bxc1 {C75: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 without ...g6} 12. Rxc1 O-O {LiveBook: 6 Games} 13. Nf5 b5 {White is slightly better.} 14. Bb3 Na5 $146 ({Find the theoretical novelty and annotate with similar games:} 14... Nce7 15. Qc2 Rc8 16. Rcd1 exd4 17. Rxd4 Nc6 18. Rd2 Re8 19. g3 {1-0 (50) Al Tarbosh,W (2272)-Thanarotrung,R (1951) Tromsoe 2014}) 15. Bc2 Nc4 16. b3 Nb6 17. g3 Re8 18. Qd2 Qf6 19. N3h4 Nxh4 20. Nxh4 c5 21. Rcd1 Rac8 22. dxe5 dxe5 23. Nf5 Bxf5 24. exf5 Red8 25. Qc1 Rxd1 26. Rxd1 Rd8 27. a3 Rd6 28. Be4 Qd8 $36 {[%mdl 2048] Black has good play.} 29. Rxd6 Qxd6 30. b4 Nc4 31. Bg2 cxb4 32. axb4 Qd3 33. Bb7 (33. Qa1 $1 $11) 33... Nd6 ({Don't play} 33... Qxf5 34. Qd1 $11) (33... e4 $17 34. Bxa6 Qd5) 34. Bxa6 (34. Bg2 $11 {keeps the balance.}) 34... Kf8 ({Worse is} 34... Qxf5 35. Qd1 $14) (34... Nxf5 $6 35. Qf1 $11) (34... Qd5 $17 {White must now prevent ...Qa2.} 35. Qa1 e4) 35. f6 (35. Qa1 $1 $11) 35... gxf6 $17 36. Qxh6+ Ke7 37. Qe3 Qd1+ {[%mdl 1024] Black has compensation.} 38. Kg2 {[#] Qc5 is the strong threat.} Qd5+ $1 39. Kg1 {Strongly threatening Qc5.} Qc6 $1 {[%cal Rc6a6]} 40. Qa7+ Ke6 ({Black should play} 40... Kf8 $1 $15) 41. h4 $11 Qxc3 42. Qb6 Qxb4 43. Kh2 $2 {[#]} ({But not} 43. Bc8+ Ke7 $17) (43. h5 $1 $11 {and White has nothing to worry.}) 43... Kf5 $2 ({Black should try} 43... Qd4 $1 $19 {[%cal Rd4b6]} 44. Bc8+ Ke7 45. Qc7+ Kf8) 44. Qc6 Kg6 45. Kg2 Kg7 46. Kh3 (46. h5 $15) 46... f5 $19 47. Qd5 $2 (47. Qc1 {is more resistant.}) 47... Qe4 {Black is clearly winning.} 48. Qd1 Qc6 49. Qa1 f6 50. Kh2 Qc2 51. Qe1 Qa2 {Precision: White = 44%, Black = 66%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Doluhanova, Evgeniya"]
[Black "Gledura, Benjamin"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2275"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,69,31,19,30,0,0,0,0,13,34,21,34,34,34,34,34,29,31,34,54,25,35,29,32,36,80,80,101,108,116,123,125,104,173,0,0,-12,406,287,594,543,1023,1012,1286,1260,1034,629,589,562]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Bd2 b4 11. a5 {C88: Closed Ruy Lopez: Anti-Marshall Systems} (11. c3 Rb8 12. cxb4 Bc8 13. b5 axb5 14. axb5 Rxb5 15. Ra8 Rb8 16. Rxb8 Nxb8 17. d4 exd4 18. Nxd4 c5 19. Nf3 {0-1 (91) Vachier Lagrave,M (2775)-Tomashevsky,E (2716) Tbilisi 2015}) 11... Rb8 12. c3 {LiveBook: 8 Games} Bc8 13. Ba4 $146 {White has an edge.} ({Predecessor:} 13. Bc4) 13... bxc3 14. Bxc3 Bd7 15. Na3 Nb4 16. Bxd7 Nxd7 17. d4 Bf6 18. Qd2 Nc6 19. d5 Na7 20. b4 Nb5 21. Nxb5 Rxb5 22. Rac1 Qa8 23. Qd3 Bd8 24. g4 g6 {Black wants to play ...f5.} 25. Bd2 {[%cal Bc3d2,Bd2g5,Bg5e3,Be3h6][%mdl 32]} f5 26. gxf5 gxf5 {[#]} 27. Ng5 $1 $36 {[%cal Rg5e6][%mdl 2048] Keeping Black busy.} Kh8 {[#]} (27... Bxg5 $16 28. Bxg5 Qb7) 28. Qh3 $2 (28. Nxh7 $1 $18 Rf7 29. Ng5 Bxg5 30. Bxg5) 28... Bxg5 $1 $11 29. Bxg5 {Strongly threatening Bh6.} Qa7 $2 {[%mdl 8192]} (29... Rg8 $1 $11 30. Qxf5 Qf8 31. Qxf8 (31. Qxd7 Rxg5+ 32. Kf1 Rg7 $15) 31... Nxf8) 30. Be3 Qb7 $2 (30... Qb8 {is a better chance.} 31. Bh6 Rf7) 31. Kh1 {White is clearly winning.} Rxb4 32. Bh6 {Threatening mate with Rg1.} Rxe4 33. Rxe4 {White wants to mate with Rg1!} Qxd5 34. Qg2 {[%csl Gh6][%cal Rg2g7]} Rg8 35. Rg4 $1 {Precision: White = 71%, Black = 21%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.08"]
[Round "4"]
[White "Navalgund, Niranjan"]
[Black "Hamitevici, Vladimir"]
[Result "0-1"]
[ECO "E54"]
[WhiteElo "2275"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2018.03.14"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,114,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-9,0,-10,-2,-17,0,-8,-1,-13,0,0,0,-10,-11,-56,-14,-52,-56,-116,-8,-10,0,-215,-192,-110,-139,-385,-377,-475,-302,-287,-294,-592,-592,-801,-534,-965,-772,-941,-952,-955,-941,-1327,-1260,-1231,-1133,-1625,-1508,-2379,-1991,-1832,-1653]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O cxd4 9. exd4 b6 10. Bg5 Bb7 11. Re1 Nbd7 12. Rc1 Rc8 13. Qb3 Bxc3 {E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4} 14. Rxc3 h6 15. Bh4 Bd5 16. Bxd5 Rxc3 17. Qxc3 Nxd5 18. Bxd8 {LiveBook: 6 Games} Nxc3 19. Bxb6 Nxa2 20. Bxa7 Ra8 $146 21. Bc5 $1 Nxc5 22. dxc5 $11 {[%mdl 4096] Endgame KRN-KRN} Rc8 23. Re5 Nb4 24. Ne1 Na6 25. Kf1 Nxc5 26. b4 Nd7 27. Rb5 Kf8 28. Rb7 Ke7 29. Nd3 {Ne5 is the strong threat.} Kd6 30. Ke2 Rc2+ 31. Ke3 g5 32. Nc5 Ne5 33. h3 Ra2 34. g3 {next f4 is good for White.} Kc6 35. Ke4 Nc4 36. Kf3 h5 37. Rb8 Ne5+ 38. Ke3 g4 39. h4 Nc4+ $1 40. Kd4 Nd6 41. Nd3 {[#]} (41. Rd8 $15) 41... f6 ({Black should play} 41... Re2 $1 $17 42. Rd8 f6) 42. Rf8 $1 e5+ 43. Kc3 $2 {[#]} (43. Ke3 $11 {and White stays safe.}) 43... Ne4+ $1 $19 44. Kb3 Rd2 45. Nb2 $2 (45. Nc5 $17 Nxc5+ 46. bxc5) 45... Rxf2 46. Nc4 Nxg3 47. Nxe5+ Kd5 48. Nd7 $2 (48. Nd3 Rf3 49. Rd8+ Kc6 50. Kc4) 48... Ne4 {Black is clearly winning.} 49. Rg8 f5 50. Rg6 Rf1 51. Nb6+ Kd4 52. Rg8 Rb1+ 53. Ka3 g3 54. Rd8+ Ke5 {White must now prevent ...g2.} 55. Nc4+ Kf4 56. Rg8 Nf6 57. Rg6 Ng4 {Precision: White = 38%, Black = 73%.} 0-1

