[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Eljanov, Pavel"]
[Black "Antal, Tibor Kende"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2713"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "67"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,67,18,27,34,47,40,41,43,20,43,44,57,58,68,66,105,96,96,110,101,97,86,87,77,65,89,100,102,109,106,75,102,102,144,104,111,119,162,172,172,164,162,175,341,354,343,344,743,714,826,821,784,769,1449,1421]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bf5 5. c4 e6 6. Qb3 Qb6 7. d3 {A11: English Opening: 1...c6} Nbd7 8. Qc2 {LiveBook: 5 Games} dxc4 $146 ({Predecessor:} 8... e5 9. cxd5 cxd5 10. Be3 Qa5 11. Bd2 Qa6 12. Re1 Be7 13. e4 dxe4 14. dxe4 Bg4 {½-½ (41) Ibermax (2560)-Rodo (2668) playchess.com INT 2007}) 9. Qxc4 {White is slightly better.} Bg4 10. Nbd2 Be7 11. Qc2 Bxf3 12. Bxf3 Ne5 13. Bg2 O-O 14. b3 {[%cal Bb2b3,Bb3c4][%mdl 32]} c5 {[#]} 15. Nc4 $1 {[%cal Rc4b6]} Nxc4 16. bxc4 Qc7 17. Rb1 Rab8 18. Bf4 e5 19. Bg5 Ne8 {[%cal Bf6e8,Be8d6,Bd6b7,Bb7a5][%mdl 32]} 20. Bd2 $36 {[%mdl 2048] White is really pushing.} Nd6 21. a4 b6 22. Bd5 Nb7 23. Bc3 Bd6 24. e3 Na5 25. f4 Kh8 26. fxe5 Bxe5 27. d4 Bd6 28. Qf5 {[#] Threatens to win with Be4.} Rbe8 $2 (28... Qc8 29. Qxc8 Rbxc8 30. Bxf7 Nc6) 29. Bxa5 $18 bxa5 30. Rb7 Qd8 $2 (30... Qc8 31. Qxc8 (31. Rxf7 Qxf5 32. R1xf5 g6 $18) 31... Rxc8) 31. Rd7 {White is clearly winning.} Qb8 32. Rb1 Qc8 33. Bb7 Qb8 34. Be4 {Precision: White = 88%, Black = 22%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Adhiban, Baskaran"]
[Black "Rapport, Richard"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2650"]
[BlackElo "2715"]
[Annotator "TA"]
[PlyCount "54"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,54,-23,19,19,18,22,32,29,46,36,48,49,50,41,46,50,52,53,81,68,93,96,358,378,375,350,362,358,377,372,375,379,414,400,427,425,408,414,507,492,575,542,571]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. Be2 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} (6. e5 Nd5 7. a4 Nc7 8. Be2 Bf5 9. Nh4 Bd7 10. O-O e6 11. Nf3 Be7 12. Ne4 O-O 13. Bg5 Bxg5 14. Nfxg5 h6 15. Nh3 {½-½ (77) Salem,A (2638)-Jobava,B (2690) Riadh 2017}) 6... e6 7. O-O Be7 {LiveBook: 4 Games} 8. a4 {The position is equal.} b4 9. e5 bxc3 10. exf6 Bxf6 11. bxc3 Ba6 12. Ne5 $146 ({Find the theoretical novelty and annotate with similar games:} 12. Ba3 Nd7 13. Nd2 Nb6 {0-1 (60) Le,T (1981)-Hoang,X (2072) Bac Giang 2014}) 12... Bxe5 13. dxe5 Qxd1 $1 14. Rxd1 {Threatens to win with Rd6.} Nd7 15. f4 $36 {[%mdl 2048] White is more active.} Nb6 {[#]} 16. Rd6 $1 O-O 17. Bf3 Nc8 $2 {[%mdl 8192]} (17... Nd5 $16) 18. Rxc6 $18 Bb7 {[#]} 19. Rxc8 $1 {[%mdl 512]} Raxc8 20. Bxb7 Rb8 21. Ba6 Rb3 22. Ba3 Rd8 23. Bb4 Rd2 {intending ...Rbb2.} 24. Bxc4 Rbb2 25. Bf1 h5 26. a5 a6 27. Bc5 g6 {Precision: White = 100%, Black = 27%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Adly, Ahmed"]
[Black "Mohota, Nisha"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2643"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "77"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,77,23,12,9,7,14,14,11,15,31,0,0,0,0,0,0,0,0,4,4,0,6,0,0,-11,-8,-15,0,0,0,-19,96,97,122,155,900,871,29981,29982,29982,29983,29983,496,29984,29985,29978,29980,29992,29993,29993,29994,29994,29991]} 1. Nf3 d5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Bxa3 10. bxa3 {[%cal Bb2a3,Ba3a4][%mdl 32]} Ba6 11. Qd2 {E05: Open Catalan: 5 Nf3 Be7} Rb8 12. a4 Qd6 13. Qa5 Rb6 14. e4 {[#] LiveBook: 5 Games. Black must now prevent e5.} (14. Rd1 Nd5 15. e4 Qb4 16. Qxb4 Nxb4 17. Bf4 Nd3 18. Bxc7 Rb2 {0-1 (59) Iturrizaga Bonelli,E (2650)-Dominguez Perez,L (2739) chess.com INT 2018}) 14... Qb4 15. Qxb4 Rxb4 16. Ba3 Rxa4 17. Bxf8 Kxf8 18. Rfc1 Ra3 19. Bf1 $146 Nxe4 20. Bxc4 Bb5 21. Rc2 Nc3 22. Rac1 Nd5 $1 23. Bxd5 exd5 $11 {[%mdl 4096] Endgame KRR-KRB} 24. Re1 Ra4 25. Rc3 Rxd4 26. Rce3 $1 {[%csl Ge1][%cal Re3e8]} g5 27. Re7 Rd2 28. Rxc7 Rxa2 {[#]} (28... d4 $11) 29. Ree7 $1 $16 {[%cal Re7f7]} Ra1+ 30. Kg2 f5 $2 (30... Kg7 $16) 31. h4 $18 {[%cal Bh2h4,Bh4h5,Bh5h6,Bh6h7][%mdl 32]} c5 32. Rxh7 {[%cal Rh7h8]} Kg8 33. h5 Ra6 34. Rcg7+ Kf8 35. Rb7 {[%cal Rh7h8] White mates.} Kg8 36. h6 Rg6 37. Rhe7 Kf8 38. h7 Rh6 39. Rg7 {Precision: White = 74%, Black = 57%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Cornette, Matthieu"]
[Black "Hjartarson, Johann"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2620"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "81"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,81,52,54,18,31,0,47,0,0,0,0,0,0,-47,0,0,39,54,37,43,112,75,114,110,181,189,197,157,318,309,292,329,323,318,314,270,262,283,302,316,392,317,385,356,356,354,332,332,354,347,350,343,470,470,470,470,5365,5365,1722,1681,1259,732]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 b5 7. O-O Nf6 8. Re1 Bb7 9. e5 {B43: Sicilian: Kan Variation: 5 Nc3} (9. Bg5 Nc6 10. Nxc6 Qxc6 11. Qf3 Be7 12. a3 Qc5 13. Be3 Qe5 14. Bf4 Qh5 15. Qe3 Bc5 16. Qd2 O-O {1-0 (60) Radjabov,T (2742)-Artemiev,V (2692) Tbilisi 2017}) 9... Nd5 10. Nxd5 Bxd5 11. a4 b4 {LiveBook: 5 Games} 12. Bd2 Nc6 13. Nf3 $146 ({Predecessor:} 13. Nxc6 Qxc6 14. Bf1 Bc5 15. c3 Qb6 16. Qe2 O-O {½-½ (52) Ripari,M (2324)-Flores,D (2494) Mar del Plata 2006}) 13... h6 14. Rc1 Bc5 15. c4 Bxf3 16. Qxf3 Rc8 17. Qg3 g5 18. Re4 Bd4 19. Rxd4 $1 Nxd4 20. Bxb4 Qb7 ({Better is} 20... Qb6 $14 21. Bc3 Nb3) 21. Ba3 $1 $16 {[%mdl 1024] White has strong compensation.} Qb3 22. Qe3 Nf5 {[#]} (22... Nc6 $16 {was called for.}) 23. Qd2 $1 $18 Ne7 24. Rd1 $36 {[%mdl 2048] Keeping Black busy.} Qxa4 $2 (24... Rd8 $16) 25. Bc2 Qc6 {[#]} 26. Qb4 $1 {[%csl Ga3][%cal Rb4e7]} O-O 27. Qxe7 Qxc4 28. Bb1 {[%cal Bc2b1,Bb1e4,Be4f3][%mdl 32]} ({Worse is} 28. Qxd7 Qxc2 29. Bxf8 Rxf8 $17) 28... Qe2 {[%cal Re2d1]} 29. Qxd7 Rc7 30. Qd6 {[%csl Ga3][%cal Rd6f8]} Re8 31. h3 Kg7 32. Be4 Rec8 33. Bf3 Qb5 34. Bb4 a5 35. Bc3 a4 36. Rd4 Rxc3 37. bxc3 {White is clearly winning.} Rxc3 38. Rb4 Qa5 (38... Qd3 $142 39. Qxd3 Rxd3 40. Rxa4 Rb3) 39. Rb8 {White threatens Qf8+ and mate.} Qc5 40. Qd8 {[%csl Gb8][%cal Rd8g8]} Rc1+ 41. Bd1 {Precision: White = 77%, Black = 40%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Landa, Konstantin"]
[Black "Hamitevici, Vladimir"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2613"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "39"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,39,15,29,17,28,22,22,22,22,22,17,0,29,26,75,60,229,226,307,291,29988,29989,29989,29988,29988,29989]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. cxd5 Nxd5 6. e4 Nxc3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} 7. bxc3 e6 8. Nf3 Be7 {LiveBook: 37 Games. The position is equal.} 9. Bb2 $146 ({Predecessor:} 9. Bb5+ c6 10. Bd3 O-O 11. O-O Nd7 12. c4 Qc7 13. Bb2 c5 14. d5 {1-0 (35) So,W (2755)-Zhou,J (2580) Las Vegas 2014}) 9... O-O 10. Bd3 c5 11. d5 exd5 12. exd5 Qxd5 13. Bxh7+ Kh8 14. O-O Bf6 {[#] Hoping for ...g6.} 15. Rad1 $36 {[%mdl 2048] White has good play.} Qxa2 $2 ({Black should play} 15... Qh5 $1 $14 16. Be4 Bc6) 16. Qf5 $18 Bxf3 ({Avoid the trap} 16... Qxb2 $2 17. Qh3 $18) 17. gxf3 Qxb2 $2 (17... Qc4 $18) 18. Qh5 {White mates.} Bg5 19. Be4+ Bh6 20. Rd6 ({Weaker is} 20. Bxa8 Qxc3 21. Rd6 Nd7 $16) 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Can, Emre"]
[Black "Praggnanandhaa, R."]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2603"]
[BlackElo "2507"]
[Annotator "TA"]
[PlyCount "187"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,187,9,29,23,17,2,0,-6,0,-16,-19,-18,-20,-34,-35,-62,0,0,0,-17,-12,-36,-17,-18,0,-21,-14,-22,26,16,20,2,71,72,90,102,99,29,38,0,0,-42,0,-85,-39,-68,0,-91,64,-367,-366,-336,-340,-397,-83,-63,-22,-131,-129,-133,-117,-112,-122,-247,-252,-283,-72,-72,-72,-65,-65,-68,-81,-86,-81,-81,-102,-98,-90,-78,-84,-52,0,0,0,0,0,0,0,-76,0,0,0,0,0,0,0,-12827,-12827,-12827,-12828,-12828,-12829,-12829,-12822,-12822,-12822,-7259,-2527,-12836,0,0,0,0,0,0,0,0,0,0,0,-49,-104,-104,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Bb4+ 5. Bd2 Bd6 (5... Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 c6 9. Rc1 b6 10. cxd5 cxd5 11. Bf4 Bb7 12. Qb3 Rc8 13. Rxc8 Qxc8 14. Nc3 Nh5 15. Bg5 Bxg5 16. Nxg5 Qb8 {½-½ (36) Karjakin,S (2753)-Wei,Y (2743) Wijk aan Zee 2018}) 6. Bg2 {E01: Catalan: Early deviations} c6 7. O-O O-O 8. b3 Ne4 9. Bc1 Qe7 {LiveBook: 3 Games} 10. Bb2 f5 $146 ({Predecessor:} 10... Nd7 11. Qc1 b6 12. Ba3 Bb7 13. Bxd6 Nxd6 {½-½ (21) Nguyen,V (2413)-Goganov,A (2621) Ho Chi Minh City 2017}) 11. Nbd2 Nd7 12. Rc1 a5 13. Ne1 b5 14. c5 Bc7 15. Nd3 b4 16. f3 Nxd2 (16... Nc3 $15 17. Bxc3 bxc3) 17. Qxd2 $11 Nf6 18. Rfe1 Ba6 19. Nf2 Nh5 20. Nh3 Nf6 21. e3 Rae8 22. Ra1 Ra8 23. a3 Rfb8 24. Nf2 Qd8 (24... Qf7 $11) 25. e4 $16 a4 26. axb4 ({Of course not} 26. bxa4 $6 b3 $11) 26... axb3 27. exf5 (27. Bh3 $16) 27... exf5 $11 28. Qe3 f4 $1 {[%cal Rf4e3]} 29. gxf4 Bb5 30. Ng4 (30. Rxa8 $11 Rxa8 31. Bf1) 30... Rxa1 31. Rxa1 Qd7 (31... Nxg4 $1 $15 32. fxg4 Qe8) 32. Bh3 (32. Nxf6+ $11 {keeps the balance.} gxf6 33. Qxb3) 32... Re8 $2 {[#]} ({Black should play} 32... Nxg4 $1 $17 33. Bxg4 Qe8 34. Qe6+ Kh8) 33. Qxb3 $2 {[%mdl 8192]} (33. Ra8 $1 $14 {[%mdl 512] was the only good move.} Kf7 (33... Rxa8 34. Nxf6+) 34. Qxe8+ (34. Rxe8 Nxg4 35. Ra8 Nxe3 $14) 34... Qxe8 35. Rxe8 Kxe8 36. Ne5) 33... Nxg4 $1 $19 34. fxg4 Bxf4 35. Qf3 Qc7 $2 (35... g5 $19 36. Bf1 Re3) 36. Bf1 $17 Bxh2+ (36... Rf8 $5 {[%cal Rf4h2]} 37. Qg2 Bxf1 38. Rxf1 Bxh2+ $1 {[%mdl 512]} 39. Kh1 Bf4 $17) 37. Kh1 (37. Kg2 $1 $11 {was the only way to keep the balance.}) 37... Rf8 38. Qg2 Bxf1 39. Rxf1 Bf4 $1 40. b5 (40. Qe2 $17) 40... Qe7 $19 {( -> ...Qh4+)} 41. g5 Qxg5 $2 ({Less strong is} 41... Bxg5 42. Rxf8+ Kxf8 43. Qf3+ Qf7 44. Qh3 $17) (41... Rf5 $1 $19 {[%cal Rf5g5] and Black stays clearly on top.} 42. Qg4 Qe4+ 43. Qg2 Be3 44. Rxf5 Qxf5 45. bxc6 Bf4) 42. Qxg5 $17 Bxg5 $19 {[%mdl 4096] Endgame KRB-KRB} 43. Rg1 Be3 44. Re1 $1 {[%cal Re1e3]} Bf2 45. Re6 cxb5 46. Rd6 Be3 47. c6 Rf1+ 48. Kg2 Rf2+ 49. Kh3 Rxb2 $15 {KRB-KR} 50. c7 Rc2 51. Rd8+ Kf7 52. c8=Q Rxc8 53. Rxc8 Bxd4 $11 {KR-KB} (53... b4 $17 54. Rb8 Kf6 55. Rxb4 Kf5) 54. Rb8 Ke6 55. Kg4 Bf6 {aiming for ...g6.} 56. Rxb5 Ke5 57. Rb4 $2 {[%mdl 8192]} (57. Rb1 $11) 57... d4 $1 $19 58. Kf3 Kf5 $1 59. Rb5+ Be5 $1 60. Rb1 h5 61. Rh1 g6 62. Rh4 Kg5 $1 {[%cal Rg5h4]} 63. Rh1 {[#]} Kf5 $2 (63... h4 $1 $19 64. Ra1 Kf5) 64. Rh4 $1 $11 Bf6 65. Rf4+ $1 Ke5 66. Re4+ Kf5 67. Rf4+ Ke5 68. Re4+ Kd5 {And now ...g5 would win.} 69. Rf4 Be5 70. Rh4 {[#]} Bd6 ({Better is} 70... Bg7 $1 $17 71. Rf4 Be5) 71. Rh1 {The position is equal.} Ke5 72. Rh4 Kd5 73. Rh1 Be7 74. Re1 Bf6 75. Kf4 d3 {Hoping for ...Kc4.} 76. Ke3 Kc4 (76... d2 {feels hotter.} 77. Kxd2) 77. Rc1+ Bc3 {Strongly threatening ...h4.} 78. Rh1 Bd4+ 79. Kd2 Bc3+ 80. Kd1 Bf6 81. Rf1 $1 {[%cal Rf1f6]} Bd4 82. Kd2 $1 Bc3+ 83. Ke3 Bd4+ (83... d2 $5 84. Ke2 $8 h4 $11) 84. Kd2 Be5 {White must now prevent ...g5.} (84... h4 $5) 85. Rf3 Bc3+ 86. Ke3 Bg7 (86... d2 $5 87. Ke2 $8 Be5 $11) 87. Kd2 Bc3+ 88. Ke3 Bb4 {...g5 is the strong threat.} 89. Rg3 Bc5+ 90. Kd2 Bb4+ 91. Ke3 Bc5+ 92. Kd2 Bb4+ 93. Ke3 Bc5+ 94. Ke4 {Precision: White = 54%, Black = 49%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Lenderman, Aleksandr"]
[Black "Cornette, Deimante"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2600"]
[BlackElo "2447"]
[Annotator "TA"]
[PlyCount "72"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,71,15,11,0,0,0,14,-30,-13,-39,-34,-68,-65,-73,-80,-122,-97,-87,-88,-87,-26,-20,-19,-24,0,0,0,0,0,-79,-9,-14,-8,-10,-8,-41,-52,-51,-43,-44,-47,-51,-56,-119,-78,-651,-627,-679,-653,-646,-625,-2428,-2173,-29995,-29996,-29996,-29997,-29999]} 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 g6 5. O-O Bg7 6. d3 e6 7. e4 Nge7 8. c3 O-O 9. a4 {B20: Sicilian: Unusual White 2nd moves} (9. e5 d4 10. c4 f6 11. exf6 Bxf6 12. Nbd2 b6 13. Ne4 Bg7 14. Qe2 Nf5 15. Ne5 Nxe5 16. fxe5 Rb8 17. Bg5 Qc7 {1-0 (39) Nakamura,H (2775)-Kryvoruchko,Y (2707) Dubai 2014}) 9... b6 10. Na3 Bb7 11. Qc2 {The position is equal.} Rc8 12. Rd1 Qd7 $146 ({Predecessor:} 12... a6 13. Qe2 Rc7 14. e5 Qd7 15. Nc2 Na5 16. Nd2 Rd8 {0-1 (35) Szymczak,R (2062)-Chalupnik,M (2210) Jastrzebia Gora 2015}) 13. Be3 {[#]} Nd4 $1 {[%mdl 512]} 14. Bxd4 ({Not} 14. cxd4 $2 cxd4 15. Qe2 dxe3 $17) 14... cxd4 15. c4 dxe4 16. dxe4 Rfd8 {Strongly threatening ...d3.} 17. Qd3 Qxa4 (17... e5 $17 18. Nxe5 Bxe5 19. fxe5 Nc6) 18. Nb5 $11 Qb4 {Hoping for ...a6.} 19. Rxa7 Rd7 20. b3 ({Wrong is} 20. Nfxd4 $2 Bxd4+ 21. Nxd4 {[#]} Bxe4 $1 $19 {[%mdl 512]}) 20... Nc6 {[%cal Be7c6,Bc6b4,Bb4c2][%mdl 32]} 21. Ra4 Qc5 22. Kh1 (22. e5 $11) 22... Ra8 ({Black should play} 22... e5 $17) 23. Rxa8+ Bxa8 24. e5 {[%cal Rf3d4]} Nb4 $36 {[%mdl 2048] Black is more active.} 25. Qd2 {[%cal Rf3d4]} d3 26. Ng5 h6 {...Bxg2+ is the strong threat.} 27. Ne4 Bxe4 $1 28. Bxe4 Bf8 29. Kg2 (29. h3 $15) 29... Nc2 {aiming for ...Ne3+.} 30. Kf3 $2 {[%mdl 8192]} (30. Kh1 $17) 30... f5 $19 31. Ba8 Qc8 32. Bd5 exd5 {[%cal Be6d5,Bd5c4][%mdl 32]} 33. e6 {[#]} dxc4 $1 {( -> ...Qc6+)} 34. exd7 Qc6+ {Black mates.} 35. Kf2 Bc5+ 36. Kf1 Qh1# {Precision: White = 33%, Black = 66%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Grigoriants, Sergey"]
[Black "Christiansen, Johan-Sebastian"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2568"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "71"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,71,-8,-2,-33,0,0,0,0,0,0,15,-17,0,-33,2,0,0,0,0,0,0,-7,-9,-17,0,0,0,0,26,35,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 f5 2. g3 Nf6 3. Bg2 d6 4. d4 g6 5. c4 Bg7 6. Nc3 O-O 7. O-O Qe8 8. d5 Na6 9. Be3 Bd7 {A87: Dutch Defence: Leningrad System: 5 Nf3} 10. Qd2 (10. Rc1 Ng4 11. Bd2 c6 12. h3 Nf6 13. Be3 Kh8 14. Qd2 Nc5 15. Bh6 Nce4 16. Bxg7+ Kxg7 17. Nxe4 Nxe4 {½-½ (74) Erdos,V (2628)-Duda,J (2707) Linares 2017}) 10... Ng4 11. Bf4 Nc5 12. h3 Nf6 $1 {LiveBook: 6 Games} 13. Qe3 $146 ({Predecessor:} 13. Rad1 Nfe4 14. Nxe4 Nxe4 15. Qc1 c6 16. Bh6 cxd5 17. Bxg7 Kxg7 18. cxd5 e5 19. dxe6 Qxe6 20. Qc7 b6 21. Ng5 {1-0 (21) Marin,M (2581)-Petrisor,A (2413) Calimanesti 2014}) 13... Nfe4 14. Nxe4 $1 fxe4 15. Nd2 Bxb2 16. Rab1 Bg7 17. Nb3 b6 18. h4 Nxb3 19. axb3 a5 20. Bxe4 a4 21. bxa4 Rxa4 22. Rbc1 Qf7 23. Bg5 Bf6 24. Kg2 Bxg5 25. hxg5 Rfa8 26. Rh1 Ra3 $1 {[%cal Ra3e3]} 27. Bd3 e5 {The position is equal.} 28. Rh4 Ra1 29. Rxa1 Rxa1 30. Be4 Ra4 31. Bc2 Ra2 32. Bb1 Ra1 33. Be4 Ra4 34. Bc2 Ra2 35. Bb1 Ra1 36. Be4 {Precision: White = 48%, Black = 66%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Friedel, Joshua"]
[Black "Sundararajan, Kidambi"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2562"]
[BlackElo "2427"]
[Annotator "TA"]
[PlyCount "64"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,12,15,7,16,22,29,23,35,28,28,8,54,29,83,55,62,34,58,42,53,0,4,15,17,0,13,0,0,0,18,-9,0,0,0,-29,0,0,0,0,12,10,8,-35,22,0,48,45,22,0,0,-697,-697,-29997,-29998,-29998,-29999]} 1. Nf3 e6 2. g3 b5 3. e4 (3. Bg2 Bb7 4. O-O c5 5. c3 Nf6 6. d4 cxd4 7. cxd4 Be7 8. Bg5 O-O 9. e3 d6 10. Qe2 Qb6 11. Rc1 Nbd7 12. Nc3 b4 13. Na4 Qa5 14. Bxf6 Nxf6 15. Qd1 Rac8 16. Nd2 Bxg2 17. Kxg2 {½-½ (41) Meier,G (2647)-Lenic,L (2662) chess.com INT 2018}) 3... Bb7 4. Bxb5 Bxe4 5. O-O Nf6 6. d4 {A04: Unusual lines after 1 Nf3 and King's Indian Attack} Be7 7. c4 O-O 8. Nc3 {White has an edge.} Bb7 9. Re1 Bb4 $146 ({Predecessor:} 9... d6 10. Ba4 Nbd7 {0-1 (25) Rezan,S (2307)-Goloshchapov,A (2526) Zadar 2000}) 10. Qd3 Nc6 11. Ba4 Ne7 (11... Na5 $11 {remains equal.}) 12. a3 Bxc3 13. Qxc3 Ne4 14. Qd3 f5 15. Nh4 g5 16. Ng2 {[#] And now f3 would win.} g4 17. Bd1 Ng6 18. b4 Ng5 19. Bxg5 Qxg5 20. Ba4 Bxg2 21. Kxg2 Rf7 22. c5 c6 23. b5 cxb5 24. Bxb5 Raf8 25. Ra2 f4 $132 {[%mdl 2048] Black puts up resistance} 26. Kg1 fxg3 (26... h5 $15) 27. hxg3 Rf3 28. Qe4 R8f7 29. a4 Qf6 {[%cal Rf3f2]} 30. Ree2 $2 {[%mdl 8192] [#]} (30. c6 $11 Rxf2 31. c7 Rxa2 32. Rf1 Qxf1+ 33. Bxf1) 30... Rxg3+ $1 $19 {[%mdl 512]} 31. fxg3 Qf1+ 32. Kh2 Qh3+ {Precision: White = 34%, Black = 51%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Brunello, Sabino"]
[Black "L'Ami, Alina"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2542"]
[BlackElo "2306"]
[Annotator "TA"]
[PlyCount "93"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,93,62,64,81,77,79,66,88,64,70,87,102,93,97,102,127,110,189,175,162,124,125,120,135,99,147,121,116,119,109,135,221,214,224,216,230,241,204,135,146,106,502,337,394,396,439,439,439,437,397,422,429,402,414,414,403,393,437,404,596,584,545,524,588,587,1094,887,2158,1800,29985,29986,29977,1616]} 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 O-O 6. Nge2 c5 7. Be3 cxd4 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6)} (7... Nc6 8. d5 Ne5 9. Ng3 h5 10. Be2 h4 11. Nf1 e6 12. Bg5 h3 13. Ne3 hxg2 14. Nxg2 exd5 15. Nxd5 Be6 16. Ngf4 Re8 17. h4 Ned7 {1-0 (37) Matlakov,M (2730)-Can,E (2604) Heraklio 2017}) 8. Nxd4 b6 9. Be2 Bb7 10. O-O Nbd7 {[%cal Bb8d7,Bd7e5,Be5c6][%mdl 32]} 11. Qd2 Re8 12. Rac1 {LiveBook: 7 Games} Rc8 13. Rfd1 Qc7 14. b4 Qb8 15. a4 $146 Ne5 16. Nd5 Nc6 17. Nb3 Nd7 18. a5 e6 19. Nc3 {[%cal Bd5c3,Bc3a2,Ba2b4][%mdl 32]} bxa5 (19... Red8 $16 {was called for.}) 20. b5 $18 ({Stronger than} 20. Qxd6 axb4 21. Qxb8 Rxb8 $11) (20. bxa5 $6 Nc5 $14) (20. Nxa5 $6 Nxa5 21. bxa5 Be5 $14) 20... Nce5 21. Nxa5 Nb6 {[%cal Re5c4]} 22. Na2 Bf8 23. Nb4 Qc7 24. f4 Ned7 25. Bf3 Nc5 26. Qc2 d5 (26... Ba8 $16) 27. cxd5 exd5 {[#]} 28. e5 $1 Nc4 29. Nxc4 ({But not} 29. Nxd5 $6 Bxd5 30. Nxc4 Bxf3 $16) 29... dxc4 30. Bxb7 Qxb7 31. Qxc4 a6 $2 {[%mdl 8192] [#]} (31... Na4 $16 32. Qd5 Rxc1 33. Rxc1 (33. Qxb7 Rxd1+ 34. Kf2 Bxb4 $15) 33... Rb8) 32. b6 Qxb6 33. Nd5 Qb3 34. Qxb3 Nxb3 35. Rb1 Nc5 36. Nf6+ Kg7 37. Nxe8+ Rxe8 38. Rd5 Ne6 39. Rb7 Ra8 40. Rdd7 a5 (40... Nd8 $142 41. Ra7 Rxa7 42. Rxa7 g5 43. fxg5 Ba3 44. Rxa6 Bb2) 41. Rxf7+ Kg8 42. Rf6 Ng7 43. g4 Bb4 44. Rff7 Ne6 45. f5 Nd8 46. Rg7+ Kf8 47. Rxh7 {Precision: White = 71%, Black = 31%.} (47. Rbc7 $142 gxf5 48. gxf5 Rc8 49. Rxc8 Kxg7 50. Rxd8 Kf7 51. Rd7+ Ke8 52. Rxh7) 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Nihal Sarin"]
[Black "Vaibhav, Suri"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2534"]
[BlackElo "2544"]
[Annotator "TA"]
[PlyCount "38"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,38,17,0,15,16,0,0,0,-36,0,0,0,-33,0,0,0]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. a3 O-O 9. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Be6 10. Rb1 f6 11. b5 {A29: English Opening: Four Knights Variation with 4 g3} (11. d3 Nd4 12. Bb2 Nxf3+ 13. Bxf3 c6 14. Ne4 Bd5 15. Bc3 Rf7 16. Bh5 Rf8 17. Bf3 Rf7 18. Bh5 Rf8 19. Bf3 {½-½ (19) Svidler,P (2765)-Matlakov,M (2735) St Petersburg 2017}) 11... Nd4 12. e3 Nxf3+ 13. Bxf3 {LiveBook: 5 Games} Qc8 14. Qc2 Rd8 15. d4 Bf5 {[#]} 16. Qb3+ $146 ({Predecessor:} 16. Ne4 exd4 17. exd4 Rxd4 {½-½ (76) Shimanov,A (2642)-Sevian,S (2585) Saint Louis 2017}) 16... Be6 17. Qc2 Bf5 18. Qb3+ Be6 19. Qc2 Bf5 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Stefansson, Hannes"]
[Black "Haria, Ravi"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2533"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "65"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,65,18,27,-34,-36,-35,-23,-35,0,0,0,0,0,0,6,8,65,65,70,67,82,94,89,81,357,345,342,351,351,336,345,304,755,738,738,591,548,487,502,502]} 1. d4 e6 2. c4 d5 3. Nc3 Bb4 4. Nf3 Nf6 5. Bg5 Nbd7 6. e3 c5 7. cxd5 exd5 8. Bd3 Qa5 9. Qc2 c4 10. Bf5 O-O 11. O-O Re8 12. Nd2 g6 13. Bxd7 Nxd7 14. e4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} (14. f3 Bf8 15. a3 Nb6 16. b4 cxb3 17. Nxb3 Qa6 18. Nc5 Qc4 19. Rfc1 h6 20. Bf6 Nd7 21. Nxd7 Bxd7 22. Be5 {½-½ (35) Jankovic,A (2591)-Alekseev,E (2632) Tallinn 2016}) 14... Bxc3 {LiveBook: 11 Games} 15. bxc3 (15. Qxc3 $11 Qxc3 16. bxc3) 15... dxe4 $15 16. Bh4 {Black is slightly better.} Qd5 17. Rfe1 $146 {[%cal Re1e4]} ({Predecessor:} 17. Rae1 b5 18. Nxe4 Bb7 19. f3 Kg7 20. Qd2 f6 {1-0 (42) Danielsen,H-Heyken,E (2350) Brondby 1985}) 17... f5 18. f3 {[%cal Rf3e4]} e3 {[#] White must now prevent ...Re6.} 19. Bg5 e2 20. a4 b6 21. Nb1 {[%cal Bd2b1,Bb1a3,Ba3b5][%mdl 32]} Ba6 ({Better is} 21... Nf8 $11) 22. Rxe2 $14 Kf7 23. Na3 Rxe2 24. Qxe2 Re8 25. Qd2 Bb7 $2 {[%mdl 8192]} (25... Nf6 $16) 26. Nb5 $18 Qc6 {intending ...a6.} 27. Nxa7 Qd5 28. Nb5 {[#] Hoping for Nc7.} Qc6 29. Qf4 Re2 $2 (29... Kg8 30. Qg3 Re6) 30. Kf1 {White is clearly winning.} Re6 31. Rd1 Nf6 32. Bxf6 Rxf6 33. d5 {Precision: White = 72%, Black = 30%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Abdusattorov, Nodirbek"]
[Black "Kamsky, Gata"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2518"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "120"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,120,6,29,0,0,0,0,0,0,0,38,-12,4,-12,-9,-16,-2,-38,-35,-42,-35,-100,-77,-123,-123,-123,-122,-127,-122,-118,-126,-119,-122,-129,-133,-138,-129,-125,-109,-152,-111,-128,-116,-151,-136,-223,-214,-240,-230,-235,-225,-225,-203,-189,-207,-206,-199,-214,-164,-231,-206,-205,-204,-185,-176,-186,-65,-64,-65,-65,-52,-61,-67,-62,-67,-117,0,0,0,-14,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. a3 Bb7 7. g3 {B43: Sicilian: Kan Variation: 5 Nc3} (7. Bd3 Bc5 8. Nb3 Be7 9. O-O d6 10. Bd2 Nf6 11. Qf3 Nbd7 12. Qg3 h5 13. f4 h4 14. Qf3 Rc8 15. Rae1 {0-1 (33) Karttunen,M (2455)-Andreikin,D (2737) Tallinn 2016}) 7... Nc6 {LiveBook: 4 Games} 8. Nxc6 $146 ({Predecessor:} 8. Nb3 Nf6 9. Bg2 d6 10. O-O Be7 11. f4 h6 12. Qe2 O-O 13. Be3 Qc7 14. g4 Nh7 {1-0 (28) Amanov,Z (2374)-Charbonneau,P (2517) Saint Louis 2012}) 8... Bxc6 9. Bg2 Bc5 10. O-O Ne7 11. Bf4 Rc8 12. Qh5 (12. b4 $5 {[%cal Rb4c5]} Bb6 13. a4 $14) 12... Bd4 13. Bd6 Bxc3 14. bxc3 O-O 15. Qh4 f6 16. Rfe1 Rf7 17. Bh3 (17. a4 $15) 17... Bb7 18. Re3 Rc4 19. Bxe7 Qxe7 20. Bf1 g5 21. Qh5 Rxe4 22. Rxe4 Bxe4 23. a4 Qc5 24. axb5 axb5 25. Rd1 Kg7 26. Qe2 Bc6 27. Qd2 e5 {[%cal Be6e5,Be5e4][%mdl 32]} 28. Rb1 Re7 29. Rb4 (29. Qd3 $17) 29... Re6 $19 30. Bg2 Rd6 31. Qe1 {[#]} e4 $1 {[%mdl 512]} 32. Bf1 (32. Bxe4 Re6) 32... h5 33. c4 bxc4 34. Rxc4 Qd5 35. Qe3 Qd2 36. h4 (36. c3 {was necessary.}) 36... Qxe3 37. fxe3 gxh4 $1 38. gxh4 {[%mdl 4096] Endgame KRB-KRB} Rd2 $1 39. Rc5 {[#]} Kh6 (39... Bd5 $1 $19 40. Ba6 Be6) 40. c4 $15 Ra2 {Threatens to win with ...Kg6.} 41. Rf5 $1 Kg6 42. Rf2 Ra1 43. Rg2+ Kh7 44. Kf2 {[#]} d5 (44... d6 $1 $17 45. Rg1 Ba4) 45. cxd5 $11 {The position is equal.} Bxd5 46. Be2 Kh6 47. Kg3 Be6 48. Rf2 Kg6 49. Rf4 f5 (49... Ra4 {is more complex.} 50. Bb5 Ra3 51. Rxe4 Kf5 52. Bc6 Rb3) 50. Rf2 Bf7 51. Bf1 Kf6 {White must now prevent ...Ke5.} 52. Kf4 Re1 53. Bg2 Be6 54. Rb2 Rc1 55. Rf2 Rc7 56. Rb2 Rg7 {[%csl Ge6,Gf5,Gh5][%cal Rg7g4]} 57. Bh3 Rg1 {Hoping for ...Rh1.} 58. Bg2 Rc1 59. Rf2 Bb3 60. Rb2 Be6 {Precision: White = 59%, Black = 67%.} 1/2-1/2

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Perelshteyn, Eugene"]
[Black "Gledura, Benjamin"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "2513"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "69"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,69,-8,-5,-3,-3,31,15,58,54,68,48,56,58,58,59,59,60,60,60,114,63,76,75,75,74,80,65,66,70,84,79,82,73,80,72,75,75,76,50,50,50,50,50,76,50,43,43,86,67,1858,1447,29991,29992,29993,29994,29994,29995,29995,29996]} 1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nxc3 6. bxc3 Be7 7. d4 {LiveBook: 6 Games. C29: Vienna Game: 2...Nf6 3 f4} c5 (7... O-O 8. Bd3 f6 9. Qh5 g6 10. Bxg6 hxg6 11. Qxg6+ Kh8 12. Qh6+ Kg8 13. Qg6+ {½-½ (13) Brunello,M (2377)-Warakomska,A (2268) Balatonszarszo 2017}) 8. Bd3 cxd4 9. cxd4 {White is slightly better.} Qa5+ $146 ({Predecessor:} 9... Bb4+ 10. Kf1 Qh4 11. c3 Bg4 12. Qe3 Ba5 13. Ba3 Nc6 14. Rc1 O-O-O {0-1 (72) Burchert,W (2165)-Heimrath,R (2256) Bad Wiessee 2009}) 10. Bd2 Bb4 11. Rd1 Bxd2+ 12. Rxd2 Nc6 13. Ne2 Nb4 14. O-O O-O 15. Ng3 Qb6 {[#]} (15... Nxd3 $14 16. Rxd3 g6) 16. c3 (16. Bf5 $1 $16) 16... Nxd3 17. Rxd3 Qg6 18. h3 Bd7 19. Re3 Qg5 20. Nh5 Rac8 21. Nf4 Be6 22. Qf2 Qe7 23. Rg3 {Strongly threatening Nh5.} Kh8 24. Rf3 Rc7 25. Qg3 Rg8 26. Kh2 b5 27. Qe1 Rgc8 28. Rg3 (28. Qf2 $5 {[%cal Rf4e6]}) 28... Rc4 29. Rff3 b4 30. Nh5 bxc3 $2 {[%mdl 8192]} (30... g6 $14 31. Nf6 Kg7) 31. Rxg7 $18 {[#] White threatens Qc1 and mate.} Rxd4 32. Qe3 {White mates.} Bg4 33. Qh6 {[%csl Gg7][%cal Rh6h7]} Qxe5+ 34. Rg3 {[%csl Gg7][%cal Rh6h7]} Bf5 35. Nf6 {Precision: White = 91%, Black = 48%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Kveinys, Aloyzas"]
[Black "Lagarde, Maxime"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2511"]
[BlackElo "2587"]
[Annotator "TA"]
[PlyCount "64"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,64,39,24,77,14,31,10,31,10,30,0,29,19,21,-16,-19,-29,-29,-37,-5,-18,-7,-8,19,-26,-24,-102,-110,-111,-111,-96,-110,-165,-152,-155,-155,-175,-162,-205,-222,-260,-223,-417,-434,-531,-425]} 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. O-O Nc6 7. Nc3 Nb6 8. d3 O-O 9. Be3 h6 10. Qc1 Kh7 {A16: English Opening: 1...Nf6 with ...d5} 11. Rd1 {LiveBook: 9 Games} (11. d4 Bg4 12. Rd1 Qc8 13. d5 Na5 14. Bd4 Nac4 15. Bxg7 Kxg7 16. b3 Nd6 17. Qe3 Re8 18. Rac1 {1-0 (73) Khalifman,A (2617)-Yeletsky,I (2340) St Petersburg 2016}) 11... Be6 (11... e5 $11 {remains equal.}) 12. Ne4 (12. Bc5 $16) 12... Qc8 $146 {The position is equal.} ({Predecessor:} 12... Nd5 13. Nc5 Qc8 14. Bd2 Nd8 15. e4 Nf6 16. Nxe6 Nxe6 17. Bh3 Rd8 18. Bc3 {1-0 (51) Meyers,M (2096)-Zimmermann,C (2073) Magdeburg 2014}) 13. Qc2 Rd8 14. a3 a5 15. Bd2 Bd5 16. Bc3 e5 {[%cal Be7e5,Be5d4][%mdl 32]} 17. b4 Nd4 18. Bxd4 exd4 19. Nc5 c6 20. Rab1 {[#] And now bxa5 would win.} a4 21. Rdc1 Qc7 22. Qd1 Qe7 23. b5 (23. Qc2 $11) 23... Ra5 $17 24. bxc6 Rxc5 25. Rxb6 {aiming for cxb7.} bxc6 {[%cal Bb7c6,Bc6b5][%mdl 32]} 26. Ra1 (26. Nd2 $17) 26... Rb5 $36 {[%mdl 2048] Black is on the roll.} 27. Rxb5 cxb5 28. Nd2 {[#]} Be6 $1 ({Don't take} 28... Bxg2 29. Kxg2 Rc8 30. Nb1 $17) 29. Rb1 Rb8 30. Rb4 Qc7 31. Nb1 $2 (31. Rb1) 31... Bb3 32. Qe1 Qc2 {Precision: White = 20%, Black = 71%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Fernandez, Daniel Howard"]
[Black "Yilmaz, Mustafa"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2505"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "126"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,126,12,13,-7,0,-12,8,-35,7,7,22,22,22,22,22,0,11,9,22,11,18,23,21,28,29,35,39,6,12,14,31,13,28,0,49,8,45,14,18,18,55,7,9,-12,-13,-13,-13,-18,-12,-15,-10,-25,-7,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,17,14,19,8,14,15,19,17,19,0,0,0,0,0,0,-10,0,0,0,-9,-16,-84,-68,-145,-157,-107,-48,-54,-55,-85,-91,-233,-227,-351,-351,-376,-345,-427,-427,-629,-607,-596,-593]} 1. b3 d5 2. Bb2 Bg4 3. Nf3 Nd7 4. g3 e6 5. Bg2 Ngf6 6. c4 c6 7. h3 {A12: English Opening: 1...c6 with b3 by White} (7. O-O h6 8. Nc3 Bd6 9. d3 O-O 10. Rc1 Qe7 11. Qc2 a6 12. Qb1 Rad8 13. cxd5 cxd5 14. e4 dxe4 15. dxe4 Bxf3 16. Bxf3 {½-½ (84) Jumabayev,R (2606)-Bruzon Batista,L (2659) Berlin 2015}) 7... Bxf3 8. Bxf3 Bd6 {LiveBook: 3 Games} 9. Bg2 {The position is equal.} O-O 10. O-O a5 $146 ({Predecessor:} 10... Qe7 11. d3 Rfd8 12. Nd2 Ba3 13. Qc1 Bxb2 14. Qxb2 a5 {½-½ (29) Stohl,I (2551)-Schandorff,L (2534) Germany 2006}) 11. a4 Re8 12. e3 Nc5 13. d4 Nce4 14. Qc2 Bb4 15. Kh2 Qb8 16. Nc3 Nxc3 17. Bxc3 Bxc3 18. Qxc3 Qd6 19. Rfb1 Re7 20. b4 axb4 21. Qxb4 (21. Rxb4 {with more complications.} h5 22. Qb2 Ra7 23. Kg1 Qc7 24. h4) 21... Qxb4 22. Rxb4 Ra5 23. Rab1 Ra7 24. f4 Kf8 25. g4 Rd7 26. g5 Ng8 27. c5 h5 28. gxh6 Nxh6 29. e4 dxe4 30. Bxe4 g6 31. Kg3 Ng8 32. Kf2 Nf6 33. Bf3 Ke8 34. Ke3 Kd8 35. a5 Kc8 36. Ra4 Rc7 37. h4 Ng8 38. h5 gxh5 39. Bxh5 Ne7 40. Bf3 Rd7 41. Rh1 Rd8 42. Rh7 Rf8 43. Be4 Ra8 44. Ra1 Kd7 45. Kd2 Ra7 46. Kc3 Ke8 47. Kb4 Rg8 48. Rah1 Ra8 49. R7h3 Kd7 50. Bf3 Rg6 51. Be4 Rg4 52. Rh4 Rag8 53. a6 (53. Kc4 $11) 53... bxa6 $17 54. Ka5 {[#]} ({White should play} 54. Rxg4 $1 $15 Rxg4 55. Rf1) 54... Rg3 $1 {[%cal Rg3a3]} 55. R1h3 Rxh3 56. Rxh3 {[%mdl 4096] Endgame KRB-KRN} Rg4 57. Rf3 $1 f5 58. Bc2 (58. Bd3 $17) 58... Nd5 $19 59. Rb3 (59. Bb3 $142 Nxf4 60. Kb6) 59... Rxf4 60. Rb7+ Kc8 61. Rh7 Rxd4 {Black is clearly winning.} 62. Ba4 (62. Bb3 $142 f4 63. Rh3) 62... Rc4 63. Rh8+ Kb7 {Precision: White = 40%, Black = 55%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Loiseau, Quentin"]
[Black "Risting, Eivind Olav"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2427"]
[BlackElo "2304"]
[Annotator "TA"]
[PlyCount "81"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,81,0,14,8,116,124,119,118,124,114,118,69,95,93,93,62,66,57,94,95,91,90,100,92,110,82,171,168,167,157,166,175,172,163,162,167,197,199,190,191,230,222,255,253,250,252,256,234,238,208,202,197,202,204,252,241,251,249,333,283,339,334,444,459]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 a6 {C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack} 9. Qe2 (9. Qd2 b5 10. O-O-O b4 11. Na4 Qd5 12. b3 Bd7 13. Bc4 Qd6 14. d5 e5 15. Rhe1 e4 16. Nd4 {1-0 (40) Carlsen,M (2832)-Grischuk,A (2750) chess.com INT 2017}) 9... Qd6 10. O-O-O Nd7 {LiveBook: 8 Games. The position is equal.} 11. d5 Bf6 $146 (11... e5 $11) ({Find the theoretical novelty and annotate with similar games:} 11... e5 12. Qe3 e4 13. Nd4 Nb6 14. Be2 Nxd5 15. Nxf5 Nxe3 16. Nxd6+ Bxd6 17. fxe3 {1-0 (57) Safarli,E (2691)-Battaglini,G (2426) London 2016}) 12. dxe6 $16 Qxe6 13. Nd5 Qxe2 14. Bxe2 Bd8 15. Bd3 Nc5 16. Rhe1+ Kf8 17. Ne3 Nxd3+ 18. Rxd3 ({Don't play} 18. cxd3 $6 Be6 $11) 18... Be7 19. Nd4 f4 20. Nd5 $36 {[%mdl 2048] White has strong initiative.} Bd6 21. Rc3 c5 22. Nb3 Rg8 (22... Be6 $16) 23. Nb6 $18 Rb8 24. Nxc5 Kg7 25. Rd1 Be7 26. Ncd7 Bxd7 27. Rxd7 Bg5 {intending ...f3+.} 28. Kd1 Bf6 29. Rb3 Rbd8 30. Ke2 Bd4 31. Rxd8 ({Much less strong is} 31. Rxb7 $6 Rge8+ 32. Kf3 Bxb6 $16) 31... Rxd8 {[%mdl 4096] Endgame KRB-KRN} 32. c3 Bf6 33. Rb4 Rd6 34. Nc4 Re6+ 35. Kf3 b5 {[#] Hoping for ...Be7.} 36. Nd2 Re1 37. a4 ({Don't take} 37. Kxf4 $6 Ra1 $16) 37... bxa4 38. Rxa4 Rd1 39. Ne4 Be7 {If Black can now play ...f5 this consolidates a bit.} 40. Kxf4 Rb1 41. b4 {Precision: White = 75%, Black = 43%.} 1-0

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Thorhallsson, Throstur"]
[Black "Ramirez, Alejandro"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2419"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "86"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 32,86,-13,-24,22,-25,-11,-10,0,0,0,-50,-16,-28,-30,-23,-10,-31,-18,-88,-65,-55,-72,-73,-28,-37,-31,-19,32,-45,-29,-125,-124,-884,-860,-3382,-3686,-1613,-5527,-2442,-2279,-1453,-659,-715,-712,-1528,-697,-5157,-5078,-1902,-1902,-1902,-1902,-1902,-1902,-1187,-1124]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O Be7 9. f4 d6 10. Kh1 O-O 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 Nd7 {B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3} (13... Bb7 14. Qg3 Rad8 15. Rae1 Qd7 16. Bd3 Nh5 17. Qg4 Nf6 18. Qg3 Nh5 19. Qg4 Nf6 20. Qg3 Nh5 21. Qg4 Nf6 22. Qg3 {½-½ (24) Andreikin,D (2712)-Grischuk,A (2772) Huaian 2017}) 14. Qg3 Bf6 15. Bxf6 Nxf6 16. Bd3 Bb7 17. Rae1 {LiveBook: 16 Games} Rae8 18. Re3 e5 $146 ({Predecessor:} 18... g6 19. Qh4 Qd8 20. Rh3 Nh5 21. Qf2 f5 22. exf5 exf5 23. Re3 Rxe3 24. Qxe3 Re8 25. Qd4 Qf6 {½-½ (25) Abreu Delgado,A (2455)-Dimitrov,V (2438) Pedrido 2003}) 19. Qh4 Qe7 20. Rh3 {[#] And now fxe5 would win.} h6 21. fxe5 dxe5 22. Qg3 {aiming for Rxh6.} Kh8 23. Qe3 Nh7 24. a4 bxa4 25. Nd5 (25. Nxa4 $11 {keeps the balance.} Ng5 26. Rh5) 25... Bxd5 26. exd5 e4 27. Bxa6 Qe5 28. Bb5 Rb8 29. c4 Qxb2 (29... Nf6 $11) 30. Bxa4 ({White should play} 30. Qc3 $14 Qxc3 31. Rxc3) 30... f5 31. Qf4 (31. Qc1 $11 {remains equal.}) 31... Ra8 $36 {[%mdl 2048] Black is really pushing.} 32. Bd7 $2 {[%mdl 8192]} (32. Bb3 $17) 32... Ra1 $19 {Black is clearly winning.} 33. Kg1 Rfa8 34. Re3 R8a2 (34... Rxf1+ $142 35. Qxf1 Qd4) 35. Re2 Rxf1+ 36. Qxf1 Qxe2 (36... Qd4+ $142 37. Rf2 Ra1 38. Qxa1 Qxa1+ 39. Rf1 Qa7+ 40. Kh1 Qxd7) 37. Qxe2 Rxe2 38. c5 Rc2 39. c6 e3 {[%cal Rc2c1] [#]} 40. Kf1 Nf6 41. d6 Ne4 {( -> ...Nc3)} 42. Bxf5 Rf2+ 43. Ke1 Nxd6 {Precision: White = 35%, Black = 59%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Stefansson, Vignir Vatnar"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2300"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "92"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,92,38,40,30,30,37,33,45,49,-7,-2,-35,-30,-37,-31,-30,-23,-29,-19,-95,-93,-96,-97,-84,-93,-110,-48,-50,-39,-52,-37,-39,-34,-36,-39,-41,-34,-41,-26,-75,-77,-80,-47,-41,-37,-42,-21,-54,-53,-96,-100,-102,-93,-102,-55,-34,-13,-91,-75,-144,-120,-142,-169,-363,-394,-399,-393,-343,-314,-421,-407,-865,-810,-29988,-29989]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 c5 7. d5 Bg4 8. O-O Na6 9. Ne1 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4} (9. Be3 Bxf3 10. Bxf3 Nd7 11. Qd2 Nc7 12. Be2 a6 13. a4 Rb8 14. Rad1 Na8 15. Qc2 Qa5 16. Ra1 Rfe8 {1-0 (46) Wojtaszek,R (2715)-Lenic,L (2659) Dubai 2014}) 9... Bxe2 10. Qxe2 Nc7 {LiveBook: 3 Games} 11. Nd3 {White is slightly better.} b5 $146 ({Predecessor:} 11... e6 12. Bg5 exd5 13. exd5 h6 14. Bh4 Qd7 15. Rae1 Rae8 16. Qf3 Nh7 {0-1 (30) Helmer,J (2260)-Bogdan,D (2467) Baile Tusnad 2005}) 12. cxb5 a6 13. bxa6 Qc8 14. Ne1 (14. a7 $14) 14... Qxa6 $11 15. Qxa6 (15. Qc2 {is interesting.} e6 16. dxe6 Nxe6 17. Be3 Rfd8 18. Nd3) 15... Rxa6 16. Nc2 Rb8 {[%mdl 1024] Black has compensation.} 17. Re1 Nd7 {[%cal Bf6d7,Bd7e5,Be5g4][%mdl 32]} 18. Re3 Ne5 19. b3 (19. Rh3 $11) 19... Ng4 $17 20. Rh3 f5 21. exf5 Nxd5 22. Bb2 {[#]} Bxc3 ({Black should try} 22... Nf4 $1 $17 {[%cal Rf4h3]} 23. Rf3 Bxc3 24. Bxc3 Ne2+ 25. Kh1 {[#]} Nxf2+ $1 {[%mdl 512]} 26. Rxf2 Nxc3) 23. Bxc3 $15 gxf5 24. Rd3 Nf4 25. Rd2 Kf7 26. f3 Nf6 $1 27. Ne3 e6 28. Bxf6 Kxf6 29. Rad1 d5 30. g3 Nh3+ 31. Kg2 Ng5 $1 32. Rc1 Rb5 33. Re1 Nf7 34. Nd1 Rba5 35. Nc3 d4 36. Na4 Rxa4 37. bxa4 $17 {[%mdl 4096] Endgame Black should prevent Rc1. KRR-KRN} Ne5 38. Rc1 (38. a5 $1 $11) 38... Nd7 39. Rb2 (39. f4 $142) 39... e5 40. Rb7 Ke6 41. Rxd7 $2 (41. a3) 41... Kxd7 $19 42. Rxc5 {KR-KR} Kd6 43. Rc4 Rb6 44. a3 Rb2+ 45. Kg1 (45. Kf1 $142 Rxh2 46. Rb4) 45... d3 {( -> ...d2)} 46. Kf1 Rb1+ {Precision: White = 33%, Black = 71%.} 0-1

[Event "GAMMA Reykjavik Open 2018"]
[Site "Reykjavik"]
[Date "2018.03.15"]
[Round "8"]
[White "Povah, Nigel E"]
[Black "Moradiabadi, Elshan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2284"]
[BlackElo "2535"]
[Annotator "TA"]
[PlyCount "92"]
[EventType "swiss"]
[EventCountry "ISL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,92,13,15,-1,4,6,16,11,11,-12,-18,-6,0,-10,-7,-16,-2,-6,0,-29,-4,-13,-12,-40,-33,-45,-37,-79,-57,-45,-47,-47,0,-11,-17,1,28,-91,-100,-120,-56,-89,0,-22,-2,0,3,-68,-46,-69,-25,-36,-20,-33,10,-37,-43,-85,-88,-101,-71,-108,-114,-119,-116,-156,-139,-192,-181,-499,-497,-347,-142,-471,-285,-427,-448,-652,-637,-1427,-1005,-29984,-658,-655,-654]} 1. d4 e6 2. Nf3 d5 3. e3 g6 (3... Nf6 4. Bd3 c5 5. b3 Nc6 6. Bb2 Bd6 7. a3 O-O 8. O-O b6 9. Ne5 Bb7 10. f4 Ne4 11. Nd2 Ne7 12. Bxe4 dxe4 13. Ndc4 Bc7 14. dxc5 b5 15. Nd6 Bxd6 16. cxd6 {1-0 (46) Bosiocic,M (2624)-Ragger,M (2657) Katowice 2017}) 4. Bd3 Bg7 5. b3 c5 6. c3 $146 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} ({Find the theoretical novelty and annotate with similar games:} 6. O-O Nc6 7. Bb2 Nge7 8. Nbd2 O-O 9. Ne5 Qa5 10. Ndf3 Nb4 11. Be2 f6 12. Nd3 Nxd3 13. Bxd3 {½-½ (49) Ivanova Skripova,T (2095)-Roschina,T (2315) St Petersburg 1996}) 6... Nd7 7. O-O Ne7 8. Ba3 {The position is equal.} b6 9. e4 dxe4 10. Bxe4 Rb8 11. Nbd2 O-O 12. Rc1 Ba6 13. Re1 $1 Qc7 14. Qc2 Rbc8 15. c4 Rfe8 16. Bb2 cxd4 $1 17. Bxd4 e5 $1 {[%cal Re5d4]} 18. Bb2 f5 19. Bd3 Nc6 {White must now prevent ...Nb4.} 20. Bf1 Nc5 21. a3 Ne6 {Black wants to play ...e4.} 22. b4 $1 Bb7 23. Nb3 (23. c5 $11 {remains equal.}) 23... e4 $17 24. Nfd2 Ncd4 (24... Ne5 $17 {Threatens to win with ...Nd3!} 25. c5 Nd3 $1 {[%mdl 512]} 26. Bxg7 Nxe1 27. Rxe1 Qxg7) 25. Qb1 Be5 (25... Qf4 $17 26. c5 Bd5 27. Bxd4 Bxd4 28. Nxd4 Nxd4) 26. h3 Qg7 27. Nxd4 Nxd4 28. Ba1 (28. c5 $11) 28... Qh6 $36 {[%mdl 2048] Black fights for an advantage.} 29. Rcd1 $1 {With the idea c5!} Qf4 {[%csl Ge5][%cal Rf4h2]} 30. g3 Qg5 31. Bg2 $1 Red8 {[#]} 32. c5 $1 {[%mdl 512] Hoping for Nc4.} Bd5 {[%cal Bb7d5,Bd5f7,Bf7c4,Bc4d3][%mdl 32]} (32... bxc5 33. Nb3) 33. cxb6 axb6 34. Nf1 Bf7 35. h4 Qf6 36. Ne3 h5 37. Nf1 Kh7 38. a4 (38. Ne3 $17) 38... Bc4 {aiming for ...Bd3.} 39. Ne3 $2 (39. Rd2) 39... Bd3 $1 $19 {[%cal Rd3b1]} 40. Qa2 Rd7 (40... f4 $19 {has better winning chances.} 41. Nd5 Qf8 42. Rxe4 (42. gxf4 $2 Rc2 $19) 42... Rc2 43. Rxe5 Rxa2 44. Bxd4 Bc4) 41. Nd5 $2 {[%mdl 8192]} (41. f4 $17 {is more resistant.} Ne2+ 42. Kh2 Bxa1 43. Rxa1) 41... Qd6 42. Bxd4 (42. Ne3 $142) 42... Bxd4 43. Nf4 (43. Ne3 $142 Rcc7 44. Bh3) 43... Rc2 44. Qb3 Bxf2+ 45. Kh2 {[#]} Bxe1 (45... Bxg3+ $142 $1 {[%mdl 512]} 46. Kxg3 g5 47. hxg5 {[#]} h4+ $1 {[%mdl 512]} 48. Kh2 Qxf4+ 49. Kh1 Rxg2 $1 {[%mdl 512]} 50. Kxg2 Qg3+ 51. Kh1 Qh3+ 52. Kg1 Rg7 53. Qf7 Rxf7 54. Rd2 Qg3+ 55. Rg2 Qxe1+ 56. Kh2 Kg6 57. a5 Bf1 58. Ra2 Rd7 59. Kh1 Bc4+ 60. Kh2 Qg3+ 61. Kh1 Rd1#) 46. Rxe1 Rc4 {Precision: White = 34%, Black = 36%.} 0-1

