[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2663"]
[BlackElo "2542"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,81,-48,-39,-49,-35,0,0,6,0,0,0,0,0,18,0,1,-5,0,0,0,0,0,0,0,0,18,0,21,0,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. c4 Nf6 3. g3 d5 4. Bg2 Nc6 5. O-O d4 6. e3 e5 7. exd4 exd4 8. Re1+ Be7 9. d3 O-O 10. Ne5 Nxe5 11. Rxe5 Bd6 {A09: Réti Opening: 1 Nf3 d5 2 c4} 12. Re1 h6 (12... Bg4 $5 {[%cal Rg4d1]} 13. Bf3 Qc8 $15) 13. Nd2 {[#] The position is equal.} Rb8 $146 (13... Bg4 $5 {[%cal Rg4d1]} 14. Bf3 Bxf3 15. Qxf3 Qd7 $15) ({Predecessor:} 13... Bg4 14. Bf3 Bxf3 15. Qxf3 Re8 16. Ne4 Nxe4 17. Rxe4 Rxe4 {½-½ (17) Gurevich,M (2596)-Kaidanov,G (2586) Rockville 2012}) 14. Ne4 Nxe4 15. Bxe4 Qd7 16. Bd2 b6 17. Qf3 Qg4 18. Qg2 Bf5 19. Bxf5 Qxf5 20. Re4 Rfe8 21. Rae1 Rxe4 22. Rxe4 h5 23. b3 (23. b4 $5) 23... a5 24. a4 Rd8 25. h4 Kf8 26. Bf4 Bxf4 27. Qf3 Re8 $1 28. Rxf4 $11 {[%mdl 4096] Endgame KQR-KQR} Qh3 $1 {[%cal Re8e1] [#]} 29. Re4 Rxe4 30. Qxe4 {KQ-KQ} g6 31. Qe5 (31. Qc6 {feels hotter.} Qe6 32. Qb7 Kg7 33. Qc7 Qf6 34. Qb7) 31... Qe6 32. Qxe6 fxe6 {KP-KP} 33. Kg2 e5 34. Kf3 Kf7 35. Ke4 Ke6 36. f3 Kd6 37. g4 {[#] Hoping for gxh5.} Ke6 {...g5 is the strong threat.} 38. gxh5 gxh5 39. f4 exf4 40. Kxf4 Kf6 41. Ke4 {Precision: White = 55%, Black = 58%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Cordova, Emilio"]
[Black "Ynojosa Aponte, Felix Jose"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2651"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,119,12,15,13,0,0,0,14,12,12,0,23,24,24,-14,-14,-10,6,0,0,0,0,0,189,57,53,61,74,72,72,72,73,65,70,60,63,75,49,66,59,24,33,0,0,0,0,0,0,0,4,0,0,0,29,-22,23,20,23,27,24,23,29,18,12,11,12,10,12,15,18,0,0,-5,-5,-18,-8,-11,0,0,0,0,0,0,0,0,0,0,-19,-51,-52,-73,-29,-39,-8,-8,-8,-12,0,-22,0,0,0,0,0,0,0,0,-19,-44,0,0]} 1. Nf3 c5 2. e3 Nf6 3. d4 e6 4. Bd3 d5 5. b3 Nc6 6. Bb2 b6 {D05: Colle System with ...e6} (6... Bd6 7. O-O O-O 8. Nbd2 b6 9. dxc5 Bxc5 10. c4 dxc4 11. Nxc4 Bb7 12. Qe2 Qe7 13. Ng5 Rfd8 14. Bxf6 Qxf6 15. Bxh7+ Kf8 16. Ne4 {0-1 (39) Wojtaszek,R (2749)-Ganguly,S (2668) Doha 2016}) 7. Nbd2 Bb7 8. O-O Bd6 9. Re1 O-O 10. e4 (10. dxc5 {is interesting.} Bxc5 11. a3 a5 12. Qe2 Rc8 13. c4) 10... dxe4 11. Nxe4 cxd4 12. Nxd6 Qxd6 13. Nxd4 {[#]} Rad8 $146 ({Predecessor:} 13... Rfd8 14. Nxe6 fxe6 15. Bxf6 gxf6 16. Qg4+ {½-½ (27) Finegold,B (2539)-Kaidanov,G (2577) Saint Louis 2010}) 14. Nb5 Qf4 {[#] aiming for ...Ng4.} 15. g3 (15. Bxf6 Qxf6 16. Qh5 g6 $17) 15... Qg5 16. Ba3 $36 {[%mdl 2048] Black is under pressure.} g6 $2 (16... Ne5 $2 17. f4 $18) (16... Qd5 $11 17. Bc4 (17. Bxf8 Ne5 $11) 17... Qf5) 17. h4 (17. Bxf8 $18 Kxf8 18. Qf3) 17... Qd5 $14 18. Bc4 $1 {[%cal Rc4d5]} (18. Bxf8 Ne5 $17) 18... Qf5 {[#]} 19. Nd6 $1 {[%cal Rd6f5]} Rxd6 20. Qxd6 {[%csl Ga3][%cal Rd6f8]} (20. Bxd6 $2 {perishes.} Rd8 $17) 20... Rd8 21. Qf4 Qxf4 22. gxf4 {And now Red1 would win.} Nd4 $1 23. Red1 $1 Nh5 24. f3 Bxf3 ({Don't go for} 24... Nxf4 $2 25. Kf2 $18) 25. Be7 Rd7 26. Bb5 Bxd1 27. Bxd7 Bxc2 28. Bd6 Nxf4 29. Bxf4 Ne2+ 30. Kh2 Nxf4 $11 {[%mdl 4096] Endgame KRB-KBN} 31. Rc1 Be4 32. Rc8+ Kg7 33. Rc7 a5 34. Be8 Kf6 35. Rxf7+ Ke5 36. Rxh7 g5 $1 37. Rh6 gxh4 $1 38. Rxh4 Ne2 39. Rh5+ Bf5 40. Ba4 Nc3 41. Rh8 b5 ({Much weaker is} 41... Nxa2 42. Rb8 $16) 42. Bxb5 Nxb5 43. Ra8 Kf4 44. Rxa5 Nd4 45. b4 $1 Kf3 46. Kg1 $1 Bd3 47. a4 Nc6 48. Rh5 Nxb4 49. Rh3+ Ke2 {Threatens to win with ...e5.} 50. Rh4 Na6 {next ...e5 is good for Black.} 51. Kg2 e5 52. Kg3 Ke3 53. a5 e4 {...Bc4 is the strong threat.} 54. Rh8 Kd2 {White must now prevent ...e3.} 55. Rh2+ Kc3 56. Kf4 Nb4 57. Rh6 Kd4 (57... e3 $5 58. Kxe3 Bb5 $11) 58. Rd6+ Nd5+ 59. Kg3 $1 Kc5 (59... Ke5 $5 {[%cal Re5d6]} 60. Rc6 Ne7 $17) 60. Rh6 {Precision: White = 68%, Black = 70%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Bruzon Batista, Lazaro"]
[Black "Vasquez Schroeder, Rodrigo"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2650"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,64,14,14,0,14,9,20,16,15,19,15,11,53,38,41,40,39,16,11,-28,0,0,27,27,34,27,55,58,73,54,96,97,129,133,116,94,222,212,435,428,643,628,739,735,839,845,1161]} 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 g6 5. Bd3 Bg7 6. Bc2 Nc6 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. O-O O-O {LiveBook: 62 Games} 11. Be3 {B50: Sicilian: 2...d6, Miscellaneous} Bf5 $146 ({Predecessor:} 11... f6 12. exf6 exf6 13. Nc3 Nxc3 14. bxc3 Be6 15. Re1 Qd7 16. Nh2 Bf5 17. Ba4 a6 18. Ng4 b5 {½-½ (55) Andreikin,D (2737)-Lobanov,S (2429) Tallinn 2016}) 12. Nh4 Be6 13. Nd2 {The position is equal.} Nxd2 14. Qxd2 Qa5 {[#] ...Qxd2 is the strong threat.} 15. Qd1 f5 16. f4 Bd7 17. g4 e6 18. Ng2 Rac8 19. Bd2 Qb6 {Strongly threatening ...fxg4.} (19... Qa6 $5 {[%cal Rc6d4]} 20. Bc3 b5 $15) 20. Bc3 Na5 21. Kh2 Nc4 22. Rb1 Qc7 23. Bd3 Rf7 24. Rf3 Qd8 25. Rg3 Be8 26. Qe2 Kh8 27. Rg1 Na5 (27... Bh6 $16 {was called for.}) 28. gxf5 $18 gxf5 $2 (28... exf5 29. h4 Bf8) 29. Ne3 {White is clearly winning.} Nc6 (29... b6 $142 30. Qg2 Rcc7 31. Bxf5 exf5) 30. Qg2 {[%cal Rg3g7]} Rcc7 {[#]} 31. Bxf5 $1 {[%mdl 512]} exf5 32. Nxd5 Qxd5 {Precision: White = 79%, Black = 16%.} 1-0

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Kovalyov, Anton"]
[Black "Gonzalez Acosta, Bernal"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2643"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,69,26,38,39,41,29,49,30,37,14,42,38,44,46,39,36,37,39,34,8,31,29,35,41,64,67,20,35,130,118,135,113,215,202,272,263,257,148,343,185,179,190,154,151,592,564,580,552,29955,5924,5647,4480,29987,29988,29990,29991]} 1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} Be7 (9... a6 10. Rc1 dxc4 11. Bxc4 Nbd7 12. a4 Be7 13. g3 Bh5 14. O-O O-O 15. Ng2 Rad8 16. Nf4 Kh8 {½-½ (34) So,W (2822)-Caruana,F (2817) chess.com INT 2017}) 10. g3 a6 11. Rc1 {White is slightly better.} dxc4 12. Qxc4 b5 (12... Bh5 {feels hotter.} 13. Qe2 c5 14. b4 b6 15. bxc5 bxc5 16. Na4 Ne4) 13. Qe2 Nbd7 14. Nxg6 hxg6 15. f4 $146 ({Predecessor:} 15. e4 Qa7 16. Be3 c5 {½-½ (49) Rojas Keim,L (2437)-Handke,F (2494) Collado Villalba 2010}) 15... Rd8 16. Bg2 c5 17. e4 {With the idea e5.} Qb8 18. d5 e5 19. b3 Nh5 {[%cal Re5f4]} 20. O-O c4 21. Be3 exf4 (21... Rc8 $14) 22. gxf4 $16 b4 23. Na4 (23. Qxc4 bxc3 24. Rxc3 g5 $1 $17 {[%mdl 512]}) 23... g5 {[#]} (23... c3 $16) 24. e5 $1 $18 {And now d6 would win.} (24. bxc4 Nxf4 25. Bxf4 gxf4 $14) (24. fxg5 $2 Qxh2+ 25. Kxh2 Nf4+ 26. Kg3 Nxe2+ 27. Kf2 Nxc1 $19) (24. Rxc4 Nxf4 25. Bxf4 gxf4 $15) 24... gxf4 25. Bd4 c3 26. Bf3 $36 {[%mdl 2048] White is really pushing.} ({White should play} 26. d6 $18) 26... Nf8 $2 (26... Qb5 $16 {keeps fighting.}) 27. Bxh5 (27. d6 $142) 27... Rxd5 28. Rxf4 g6 {White must now prevent ...Ne6.} 29. Qc4 ({Not} 29. Qxa6 Rxh5 30. Nb6 Rd8 $11) 29... Ne6 $2 (29... Qb5 $16 30. Be2 Qxc4 31. Bxc4 (31. bxc4 Ra5 $11) 31... Ne6 32. Bxd5 Nxf4) 30. Qc6+ ({Less strong is} 30. Qxd5 Nxf4 31. Qc6+ Kf8 $16) 30... Rd7 {[#]} 31. Rxf7 $1 Rxh5 32. Qxe6 {Nc5 would kill now.} Rg5+ 33. Kf2 {White wants to mate with Nc5.} Qd8 34. Rf4 {[%csl Gf4][%cal Re6f7]} Rc7 35. Nb6 {Precision: White = 81%, Black = 24%.} 1-0

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Delgado Ramirez, Neuris"]
[Black "Erenburg, Sergey"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2613"]
[BlackElo "2550"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,157,25,40,32,30,23,27,30,45,18,48,40,35,14,34,19,47,37,45,0,16,13,17,10,61,47,70,69,70,61,67,73,72,56,91,56,56,56,56,52,68,74,125,135,155,146,145,122,139,125,128,118,162,154,138,106,128,0,149,134,161,77,92,0,99,103,129,117,88,88,89,88,88,88,88,88,91,91,91,91,87,72,76,72,72,72,72,72,72,72,72,72,72,78,79,75,78,79,86,79,170,170,1921,1815,5285,5214,4850,3354,4939,4939,3180,2424,2445,2133,29974,29975,29978,29979,29979,29980,29980,29981,29981,29982,29981,29982,29982,29983,29983,29984,29984,29984,29986,29987,29987,29988,29988,29989,29989,29990,29990,29991]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. O-O {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} e6 8. Qe1 Bxe2 9. Qxe2 Bd6 {LiveBook: 7 Games} 10. g3 Nf6 11. Nd2 O-O 12. Nf3 (12. f4 Rae8 13. Nf3 Nd7 14. Bd2 f5 {1-0 (34) Yu,Y (2729)-Dreev,A (2652) Doha 2016}) 12... Rfe8 13. Be3 $146 ({Predecessor:} 13. Bg5 Nd7 14. Rad1 a6 {½-½ (36) Jarmula,L (2466)-Svane,R (2552) Germany 2016}) 13... g6 14. Rad1 a6 15. a3 b5 16. Rfe1 (16. Bg5 $5 {[%cal Rg5f6]} Nd7 17. Qc2 $14) 16... Na5 17. Bg5 Nd7 18. Ne5 Nc4 {[%cal Rd6e5]} 19. Ng4 f5 20. Ne3 Nxe3 (20... Kg7 $11) 21. Qxe3 $14 Nb6 22. Qf3 Nc4 23. Re2 Qf7 24. Rde1 Rac8 25. h4 Bf8 26. Kg2 h5 27. Qf4 Kh7 28. f3 Bd6 29. Qc1 Rc6 ({Black should try} 29... Qd7) 30. g4 $1 $16 Bb8 (30... hxg4 31. fxg4 e5 32. gxf5 $14) 31. gxh5 gxh5 32. Kh3 Rg8 33. Rg1 Rg7 34. Qe1 Nb6 35. f4 Nc4 36. Reg2 Rc8 37. Re2 Rc6 $1 38. Rg3 Rg8 39. Kg2 (39. Qd1 $18 {is more deadly.}) 39... Rg6 40. Kh3 ({Better is} 40. Kh1 $16) 40... Nd6 (40... Rg8 $1 $11) 41. Rg1 Ne4 42. Reg2 Rc8 43. Be2 Nf6 44. Bxf6 Rxg2 45. Rxg2 Qxf6 46. Qf2 Rg8 {[#]} 47. Rg5 $1 (47. Bxh5 $6 Rxg2 48. Kxg2 Qh6 $11) 47... Rxg5 48. hxg5 Qh8 49. Qh4 Kg6 50. Kg3 Qh7 51. Kf2 Qh8 52. Ke3 Qh7 53. Kd2 Qh8 54. Kc2 Qh7 55. b4 Bd6 56. Kb3 Qh8 57. a4 bxa4+ 58. Kxa4 Kg7 (58... Bc7 $16) 59. Kb3 $18 ({Stronger than} 59. Qxh5 Qxh5 60. Bxh5 Bxf4 $11) ({Don't do} 59. Bxh5 $6 Qh7 $16) 59... Qb8 $2 (59... Kf7 60. Bxa6 (60. Bxh5+ Kf8 $16) 60... Kg6) 60. Qxh5 Qh8 61. Qxh8+ Kxh8 62. Bxa6 Bxf4 {[%mdl 4096] Endgame KB-KB} 63. Bc8 e5 {[#]} 64. dxe5 $1 Kg7 65. Bxf5 Bxg5 66. Be6 {White mates.} Bf4 67. Bxd5 Bxe5 68. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Kf6 69. c5 Ke7 70. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Bd4 71. Kc4 Bf2 72. b6 Kd8 73. Kb5 Kc8 74. Be6+ Kb8 75. c6 Bg3 76. Bf5 Bf4 77. Kc4 Bg3 78. Kd5 Bf4 79. Ke6 {Precision: White = 65%, Black = 42%.} 1-0

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Pichot, Alan"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2577"]
[BlackElo "2381"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,60,16,33,2,35,24,39,0,0,8,205,10,16,0,7,0,153,0,588,416,29991,29992,29992,29990,29993,29994,29994,29995,29995,29996,29996,29997,29997,29998,29998,29999,29999]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nb4 9. Be2 O-O 10. Nc3 Bf5 11. a3 Nxc3 12. bxc3 Nc6 13. Re1 Re8 14. Ra2 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} dxc4 (14... Na5 15. cxd5 Qxd5 16. Rb2 c6 17. Ne5 Bxa3 18. Bf3 Qd6 19. Rbe2 Bxc1 20. Qxc1 Be6 21. Be4 Rad8 {1-0 (37) Nakamura,H (2787)-Akobian,V (2615) Saint Louis 2016}) 15. Bxc4 Na5 16. Bxf7+ $146 {White is slightly better.} ({Predecessor:} 16. Bd3 Bxd3 17. Qxd3 Bf6 18. Rae2 Rxe2 19. Qxe2 Qd7 20. Bf4 c6 21. Ne5 Bxe5 22. Qxe5 {½-½ (44) Melia,S (2422)-Turova,I (2379) St Petersburg 2009}) 16... Kxf7 17. Rae2 {next Re5 is good for White.} Bd7 $2 (17... Bg6 $11) 18. Re5 $2 ({Avoid the trap} 18. Ne5+ $2 Kg8 $19) (18. Qc2 $1 $18 {[%cal Rc2a2]} Nc6 19. Qxh7) 18... Nc6 $11 {aiming for ...Kg8.} 19. Qb3+ Kf8 20. a4 {Hoping for Rxe7!} h6 $2 (20... g5 $1 $11) 21. R1e4 $2 $40 {[%mdl 128] White is up to no good.} ({White must play} 21. Rh5 $1 $16 {[%cal Rh5h6] Intending Rxh6! and mate.} g5 22. Rxh6) 21... a5 $2 {[%mdl 8192]} (21... g5 $11 22. h4 Bf6 23. Rxe8+ Bxe8) 22. Ba3 g6 {[#]} ({Inferior is} 22... g5 23. Rxg5 $1 {[%mdl 512]} hxg5 24. Nxg5 Ne5 25. Rxe5 Be6 26. Nxe6+ Kf7 27. Nxd8+ Kg7 28. Qf7+ Kh8 29. Rh5#) (22... Bxa3 $18 23. Rf4+ Qf6 24. Qxa3+ Ne7 25. Rxf6+ gxf6) 23. Rf4+ $1 {White mates.} Bf5 24. Rexf5+ gxf5 25. Rxf5+ Kg7 26. Rf7+ Kg6 27. Qe6+ Bf6 28. Nh4+ Kh5 29. Qf5+ Bg5 30. Qf3+ Kxh4 31. Qh3# {Precision: White = 48%, Black = 20%.} 1-0

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Peralta, Fernando"]
[Black "Cori Quispe, Kevin Joel"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2569"]
[BlackElo "2390"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,100,22,25,26,31,50,52,68,64,81,77,89,93,110,101,124,56,66,66,65,58,89,76,83,83,84,67,74,68,64,65,76,67,110,118,152,134,133,117,152,84,81,72,71,73,95,91,113,29,40,29,54,49,124,7,7,7,8,7,7,7,7,7,7,7,7,7,11,5,6,2,6,0,15,0,8,8,8,8,10,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d6 {E11: Bogo-Indian} 7. Be2 c5 8. d5 e5 {White is slightly better.} 9. Qc2 g6 10. Nf1 $146 ({Predecessor:} 10. Nb1 Nh5 11. Nc3 Nd7 12. Bh6 Ng7 13. g4 Nf6 14. h3 {1-0 (33) Ponomariov,R (2711)-Rubio Mejia,L (2458) Linares 2015}) 10... Nh5 11. Bh6 Ng7 12. h4 Nd7 13. h5 (13. Ne3 $16) 13... Nf6 14. hxg6 fxg6 15. Ne3 Qa5+ 16. Kf1 Ng4 17. Nxg4 Bxg4 18. Qd2 Qxd2 19. Nxd2 Bd7 20. g3 a6 21. Kg2 b5 22. b4 Rfc8 23. Rhc1 Ne8 24. Be3 Rab8 25. Rab1 (25. bxc5 $142 dxc5 26. f4) 25... cxb4 $16 26. axb4 {Hoping for c5.} bxc4 27. Nxc4 Bb5 28. Bf1 Bd8 29. f4 (29. Na5 $16) 29... exf4 $11 30. gxf4 Rb7 31. Kf3 Re7 (31... h5 $14) 32. Bd4 (32. Nd2 $16 Rb8 33. Bxb5 axb5 34. Rc6) 32... Rec7 {[%cal Rb5c4] The position is equal.} 33. Bb6 Rxc4 34. Bxc4 Bxb6 35. Bxb5 Rxc1 36. Rxc1 axb5 37. Rc8 Kf7 38. Rb8 Bd4 39. Rxb5 {[#] And now Rb7+ would win.} Nf6 $1 40. Ra5 Ke7 41. b5 h6 42. Ra4 (42. Ra6 $5 {[%cal Rb5b6]} Nd7 43. e5 dxe5 44. fxe5 $11 (44. Rxg6 Nf6 $11)) 42... Bc5 43. Ra6 Nd7 44. e5 g5 45. exd6+ Bxd6 46. fxg5 hxg5 47. b6 Kf6 48. b7 Ke5 49. Kg4 Kxd5 50. Kxg5 Nb8 {Precision: White = 57%, Black = 42%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Cruz, Cristhian"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2558"]
[BlackElo "2576"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,53,-6,0,0,0,-30,-25,-29,-28,-22,-40,-33,-27,-63,-29,-44,-42,-50,-15,-8,-4,-13,0,-6,0,-16,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nge2 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. O-O Nc6 10. Be4 Nf6 11. Bf3 {E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} h6 12. Qa4 (12. a3 Bd6 13. b4 e5 14. Bxc6 bxc6 15. dxe5 Bxe5 16. Bf4 Bxf4 17. Nxf4 a5 {½-½ (17) Aleksandrov,A (2639)-Kasimdzhanov,R (2702) Lugo 2009}) 12... Bd6 $146 ({Predecessor:} 12... Qa5 13. Qxa5 Nxa5 14. Bf4 Bd7 15. d5 exd5 16. Rfd1 Rfe8 17. b3 Rac8 18. Na4 b5 {0-1 (40) Drzemicki,D (2355)-Panczyk,K (2415) Slupsk 1992}) 13. Bxc6 {Black has an edge.} bxc6 14. Bf4 Bxf4 15. Nxf4 Qb6 16. b3 Bb7 17. Nd3 Ba6 18. Rfd1 Bxd3 (18... Bb5 $5 19. Qb4 Bxd3 20. Qxb6 axb6 21. Rxd3 Rfd8 $15) 19. Rxd3 {The position is equal.} Rfd8 20. Qc4 Rd6 21. Rad1 Rad8 22. h3 Nd5 23. Ne4 R6d7 24. Nc5 Rd6 25. Ne4 R6d7 26. Nc5 Rd6 27. Ne4 {Precision: White = 55%, Black = 66%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Bacallao Alonso, Yusnel"]
[Black "Henao, Bernardo Andres"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2554"]
[BlackElo "2059"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,112,33,23,0,27,35,46,43,31,4,11,15,25,0,0,0,0,-29,29,32,46,4,15,8,18,3,16,0,64,57,81,83,143,143,143,143,135,95,95,95,97,100,104,75,85,65,88,83,121,121,121,121,121,121,143,143,200,147,150,150,162,105,105,105,105,99,105,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. b3 Nf6 2. Bb2 d5 3. Nf3 Bf5 4. e3 e6 5. c4 c6 6. Nc3 Nbd7 7. d4 Bd6 8. Bd3 Bg6 9. O-O O-O 10. Bxg6 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} (10. Qc2 Re8 11. Bxg6 hxg6 12. e4 Nxe4 13. Nxe4 dxe4 14. Qxe4 Qa5 15. Rfe1 Rad8 16. Qh4 Qh5 17. Qxh5 gxh5 {0-1 (72) Suleymanli,A (2356)-Volkov,S (2617) Nakhchivan 2017}) 10... hxg6 {LiveBook: 3 Games} 11. Qd3 e5 $146 (11... Re8 {is interesting.} 12. Rab1 e5 13. Qd1 e4 14. Ng5 Qe7) ({Predecessor:} 11... Re8 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qc2 Nh5 16. Rfe1 Rc8 17. Rad1 Rc7 {1-0 (46) Skoberne,R (2083)-Zorat,P (1900) Nova Gorica 2005}) 12. cxd5 {White has an edge.} cxd5 {[#] ...e4 is the strong threat.} 13. dxe5 Nxe5 14. Qd1 Nxf3+ 15. Qxf3 Be5 16. Rfd1 Qa5 17. Rac1 Rad8 18. a3 d4 (18... Ne4 $142 19. b4 Qa6) 19. b4 $11 Qa6 20. Ne2 {[%cal Rb2d4]} d3 21. Nd4 Rc8 22. b5 Qa4 {Hoping for ...Rxc1.} 23. Rb1 Bxd4 (23... Qc4 $1 $11) 24. Bxd4 $14 Qxa3 25. Qxb7 Ra8 (25... Rc2 $142) 26. Qa6 $16 Qxa6 27. bxa6 Rfb8 28. f3 Rxb1 29. Rxb1 {[%mdl 4096] Endgame KRB-KRN} Nd5 30. Kf2 Rc8 31. Rd1 ({Inferior is} 31. Bxa7 Rc2+ 32. Kg3 Nc3 $17) 31... Rc2+ 32. Kg3 Nb4 33. Bxa7 d2 34. e4 ({Don't go for} 34. Ra1 $2 Rc1 $19) 34... Nxa6 35. Be3 Nc5 36. Rxd2 Rxd2 37. Bxd2 {KB-KN} f5 (37... f6 $16 38. h4 Kf7) 38. exf5 gxf5 39. Kf4 g6 40. Kg5 ({Better is} 40. h4 $18) 40... Kf7 41. Kh6 Ne6 42. Bc3 Nf4 {[#]} 43. g3 ({Only move:} 43. g4 $1 $16) 43... Ne2 $1 $11 {[%cal Re2c3] The position is equal.} 44. Bb2 {aiming for Kg5.} Ng1 45. f4 (45. h3 $5) 45... Nf3 46. h3 (46. Be5 $5) 46... Ng1 47. Bd4 Nxh3 48. Be3 Kf6 49. Bb6 Kf7 50. Bd4 g5 51. fxg5 (51. Kh5 $5 {[%cal Rf4g5]} Nxf4+ 52. gxf4 gxf4 53. Bh8 $11) 51... f4 52. g6+ Kg8 53. Kh5 fxg3 54. Kg4 g2 55. Kxh3 g1=Q 56. Bxg1 {Bd4 would kill now.} Kg7 {Precision: White = 64%, Black = 67%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Ramirez, Alejandro"]
[Black "Cori, Jorge"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2552"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,120,33,30,32,33,33,23,30,19,23,17,74,35,36,17,23,3,0,1,94,82,92,104,168,95,146,-17,-19,-17,-12,-6,-9,0,0,-202,-206,-211,-221,-233,-207,-225,-214,-245,-119,-138,-126,-348,-346,-418,-418,-372,-411,-403,-403,-382,-379,-408,-410,-668,-668,-668,-668,-656,-583,-582,-587,-577,-563,-572,-516,-652,-534,-682,-677,-630,-640,-494,-279,-279,-279,-279,-279,-461,-279,-513,-279,-508,-279,-807,-781,-1807,-1899,-12841,-12842,-12841,-12842,-12845,-12845]} 1. c4 Nf6 2. Nc3 e5 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. e4 d6 7. Nge2 O-O 8. O-O Be6 9. h3 Qd7 10. Kh2 Ne8 11. Be3 f5 12. Qd2 Nf6 13. Nd5 Rf7 {A26: English Opening vs King's Indian with ...Nc6 and d3} (13... a5 14. Rac1 Nb4 15. a3 Nbxd5 16. cxd5 Bf7 17. Rc2 Rfc8 18. Rfc1 fxe4 19. dxe4 c6 20. Nc3 b5 21. dxc6 Rxc6 {1-0 (29) Maze,S (2577)-Ziska,H (2456) Reykjavik 2012}) 14. exf5 gxf5 15. Nec3 $146 ({Predecessor:} 15. f4 Re8 16. Rac1 Kh8 17. Nxf6 Bxf6 18. d4 exd4 19. Nxd4 Rg7 20. Nxc6 bxc6 21. Bd4 Bxd4 22. Qxd4 {1-0 (40) Westerman,H-De Kleijnen,H Netherlands 1985}) 15... Kh8 {White has an edge.} 16. f4 Rg8 17. Rae1 Ne8 (17... Nd4 $11 {keeps the balance.}) 18. Qe2 Rff8 19. Bh1 Nd8 20. fxe5 dxe5 21. Bg5 $1 {And now Ne7 would win.} Nc6 (21... Rf7 $11) 22. Qh5 $1 $16 Rf7 23. Qh4 a6 (23... h6 $16 24. a3 (24. Bxh6 $2 Bxh6 25. Ne4 Rh7 $19) 24... a6) 24. Bf3 (24. Ne4 $1 $18 {[%cal Re4c5]} fxe4 25. Bxe4) 24... Rff8 ({Better is} 24... h6 25. b3 (25. Bxh6 $2 Bxh6 26. Nxc7 Rh7 $19) 25... Qd6) 25. g4 $2 ({White should try} 25. Rd1 $16) 25... e4 $1 $11 {[%cal Re4f3]} 26. dxe4 fxg4 27. Bxg4 Bxg4 28. hxg4 Ne5 {Hoping for ...Nf3+.} 29. Kg3 $2 (29. Kg2 $11) 29... Ng6 $19 {[%mdl 1024] Black has strong compensation.} (29... Nxc4 30. Kg2 $15) 30. Qh5 Be5+ 31. Kg2 Ng7 $1 {[%cal Rg7h5]} ({Don't do} 31... c6 32. Ne3 $17) 32. Qh3 {[#] Bf6 is the strong threat.} Ne6 $1 {[%cal Re6g5]} 33. Bh6 {[#]} Ngf4+ (33... Rxf1 $1 $19 34. Rxf1 c6) 34. Nxf4 $17 Nxf4+ 35. Bxf4 $2 (35. Rxf4 $17 {was the only chance.} Rxf4 36. Bxf4 Rxg4+ 37. Kh1 Bxf4 38. Ne2) 35... Rxg4+ $19 ({Not} 35... Rxf4 36. Rxf4 Bxf4 37. Rd1 $17) (35... Bxf4 36. Ne2 $15) 36. Kh1 Rfxf4 37. Rxf4 Rg1+ $1 ({Less strong is} 37... Bxf4 38. Ne2 $17) 38. Kxg1 Qxh3 39. Rf2 Bd4 {( -> ...Qg3+)} 40. Ree2 h5 {[%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32]} 41. Nd5 (41. Rd2 $142 Bb6 42. Rd8+ Kg7 43. Rdf8 Qg3+ 44. Kf1 Qd3+ 45. Kg2 Bxf2 46. Rxf2) 41... h4 42. Nf4 Qg3+ 43. Kf1 Bxf2 44. Rxf2 {[%mdl 4096] Endgame KQ-KRN} h3 {aiming for ...h2.} 45. Ne2 Qe3 46. Rf4 a5 47. b3 c6 48. Rh4+ Kg7 49. Rg4+ Kf6 50. Rg3 Qxe4 (50... Qh6 $142 51. Kg1 Ke5) 51. Rxh3 Qb1+ 52. Kf2 Qxa2 53. Re3 $2 (53. c5 {was necessary.}) 53... Qd2 54. Kf3 $2 (54. c5) 54... Qd1 55. Kf2 $2 (55. Rc3) 55... Kf7 56. Nf4 $2 (56. Rc3) 56... b5 {Black is clearly winning.} 57. cxb5 cxb5 58. Ne6 Qd2+ 59. Kf3 Qd5+ 60. Kf4 Kf6 {Precision: White = 29%, Black = 60%.} 0-1

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Kaidanov, Gregory S"]
[Black "Zavarce, Oscar Enrique"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2550"]
[BlackElo "2364"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,56,0,0,-8,-16,-23,-26,-28,-28,-35,-22,-53,-57,-50,0,-1,0,6,9,0,0,-28,7,0,0,0,794,0,0,-56,-24,-47,-47]} 1. Nf3 c5 2. c4 b6 3. e3 Nf6 4. d4 cxd4 5. exd4 e6 6. Nc3 Bb7 7. Bd3 Be7 8. O-O d5 9. cxd5 Nxd5 10. Ne5 O-O 11. Qg4 Nf6 {E14: Queen's Indian: Classical Variation (4 e3)} (11... f5 12. Qe2 Bf6 13. Bc4 Re8 14. Rd1 Nd7 15. Bb5 Bxe5 16. dxe5 Qe7 17. Nxd5 Bxd5 18. Qh5 g6 19. Qh6 {1-0 (36) Kramnik,V (2777)-Topalov,V (2813) Skopje 2015}) 12. Qg3 Nc6 13. Rd1 Nb4 {LiveBook: 3 Games. The position is equal.} 14. Bh6 {[%csl Gh6][%cal Rg3g7] [#]} Ne8 $1 {White must now prevent ...Bh4.} ({Don't capture} 14... Nh5 $2 15. Qg4 $18) 15. Bb5 {Strongly threatening Bxe8.} Bh4 16. Qg4 {aiming for Bxe8.} f5 17. Qh5 Nc7 18. Bf4 Nxb5 19. Nxb5 Qd5 $146 {[%csl Gb7][%cal Rd5g2] [#]} (19... Rc8 {is more complex.} 20. Nf3 Bxf3 21. Qxf3 Qd5 22. Nc7 Qxf3 23. gxf3 Kf7) 20. f3 Qxb5 (20... Bd8 {with more complications.} 21. Nc3 Qd6 22. Qh3 Nd5 23. Nxd5 Qxd5 24. Qg3 Rc8) 21. Qxh4 Nd5 $132 {[%mdl 2048] Black is not keeping still} 22. Nd3 Rac8 23. Rd2 Rc4 24. Be5 Rfc8 25. Re1 Rc2 $2 {[%mdl 8192]} (25... Qd7 $11) 26. Qg5 $2 ({White has to play} 26. Rxc2 $18 Qe8 27. Rxc8 Bxc8 28. Rc1) 26... Qd7 $11 {Hoping for ...h6.} 27. Ree2 (27. Rxc2 $11 Rxc2 28. Qg3) 27... Rxd2 28. Rxd2 h6 {Precision: White = 23%, Black = 54%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Morovic Fernandez, Ivan"]
[Black "Valenzuela Gomez, Fernando"]
[Result "1/2-1/2"]
[ECO "D92"]
[WhiteElo "2537"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,77,-2,-4,0,0,-6,0,1,1,-8,-8,0,26,29,27,9,29,0,0,0,-4,-8,-3,-10,-2,-7,-7,-13,0,0,0,-5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 g6 2. Nf3 Bg7 3. c4 Nf6 4. Nc3 d5 5. Bf4 O-O 6. Rc1 dxc4 7. e3 Be6 8. Ng5 Bd5 9. e4 h6 10. exd5 hxg5 11. Bxg5 Nxd5 12. Bxc4 Nb6 13. Bb3 Nc6 14. d5 {D92: Grünfeld: 4 Nf3 Bg7 5 Bf4} (14. Ne2 a5 15. a4 Rc8 16. O-O Nxd4 17. Nxd4 Qxd4 18. Bxe7 Rfe8 19. Bc5 Qxd1 20. Rfxd1 Bxb2 21. Rc2 Bf6 22. g3 {½-½ (30) Prohaszka,P (2607)-Ragger,M (2688) Austria 2016}) 14... Nd4 15. O-O Nxb3 16. Qxb3 Bxc3 17. Rxc3 Qxd5 18. Bxe7 Qxb3 19. Rxb3 ({Much worse is} 19. axb3 Rfe8 $15) 19... Rfe8 {[#]} 20. Bh4 $146 (20. Bg5 {with more complications.} Re5 21. h4 Rb8 22. Rd1 Rd5 23. Rc1) ({Predecessor:} 20. Bg5 Re6 21. Rd1 Rae8 {1-0 (48) Riazantsev,A (2511)-Danin,A (2314) Vladimir 2002}) 20... Re2 21. Bg3 Re7 {The position is equal.} 22. h4 c6 23. Bd6 Rd7 24. Bc5 Nd5 25. Rd1 b6 26. Be3 Re7 27. Bd2 Re4 {And now ...Rd4 would win.} 28. Rd3 Rxh4 29. Rc1 Nf4 30. Bxf4 $1 Rxf4 31. Rxc6 $11 {[%mdl 4096] Endgame KRR-KRR} Re8 {[#] Threatens to win with ...Re1+.} 32. g3 Re1+ 33. Kg2 Rf5 34. Rc2 Re7 35. Rcd2 Kg7 36. Rd7 Rxd7 37. Rxd7 Ra5 38. a3 Rb5 39. Rxa7 {Precision: White = 79%, Black = 69%.} 1/2-1/2

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Cuartas, Jaime Alexander"]
[Black "Bachmann, Axel"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2492"]
[BlackElo "2653"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,90,0,4,-67,-13,-80,-59,-57,-57,-68,-56,-86,-88,-88,-93,-63,-63,-46,-46,-48,-52,-106,-104,-131,-139,-290,-212,-262,-257,-273,0,-294,-258,-295,-292,-275,-271,-301,-295,-287,-273,-334,-309,-516,-513,-716,-708,-677,-610,-597,-595,-592,-586,-579,-566,-535,-441,-785,-778,-866,-872,-864,-872,-846,-864,-847,-844,-844,-840,-1160,-1093,-1051,-1050]} 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 a6 7. O-O Nge7 8. Bg5 f6 9. Be3 b5 {B21: Sicilian: 2 f4 and Morra Gambit} 10. Bb3 Na5 {LiveBook: 5 Games} (10... Ng6 11. Nd5 Rb8 12. Rc1 Be7 13. Nxe7 Ngxe7 14. Qd6 O-O 15. Rfd1 Qe8 16. Bc5 Rf7 17. h4 Ng6 18. h5 Nf8 {1-0 (31) Izzat,K (2456)-Johansen,D (2427) Melbourne 2015}) 11. Bc2 ({Better is} 11. Nd4 $11) 11... Ng6 (11... Bb7 $15) 12. h4 $146 (12. e5 $11) ({Predecessor:} 12. e5 f5 13. g4 Nc4 14. Bc1 Bb7 15. gxf5 Ngxe5 16. Nxe5 Nxe5 17. Qh5+ {0-1 (30) Stepaniuk,A (2294)-Roschupkin,V (1972) Yuzhny 2008}) 12... Be7 13. h5 Ne5 14. Nxe5 fxe5 15. Qf3 Nc4 16. Bc1 Bb7 17. a4 Bc6 18. b3 {And now axb5 would win.} Nd6 19. Qg3 b4 20. Na2 {[#]} (20. Nd1 $15) 20... O-O $1 $17 ({Reject} 20... Bxe4 $6 21. Bxe4 Nxe4 22. Qxg7 $11) ({Stronger than} 20... Nxe4 21. Qxg7 Bf6 22. Qg4 $14) 21. Bb2 Nf7 22. f4 $2 (22. Rae1 $17 {keeps fighting.}) 22... Bh4 23. Qh3 Bf6 24. Qd3 Be7 {Strongly threatening ...Bc5+.} 25. Qg3 $1 a5 26. Rad1 Bh4 27. Qh3 Qe7 28. Kh1 exf4 29. Rxf4 Bg5 30. Qg3 Nh6 31. Rxf8+ $2 (31. Rff1) 31... Rxf8 $19 {Black is clearly winning.} 32. Be5 {White hopes to continue with Bd6.} Bh4 33. Bd6 Bxg3 34. Bxe7 Rf2 35. Bb1 Ng4 36. Nc1 Ne3 37. Rg1 Rf7 38. Bc5 (38. Bd8 $142 Bf2 39. Bd3) 38... Rf4 {[%cal Rf4h4] [#]} 39. Be7 Ng4 {[%cal Rg4f2]} 40. Nd3 Bxe4 41. Rc1 Bxd3 42. Bxd3 Nf2+ 43. Kg1 Nxd3 44. Rc8+ Kf7 45. Bd6 e5 {Precision: White = 37%, Black = 72%.} 0-1

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Hungaski, Robert Andrew"]
[Black "Sevian, Samuel"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2492"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,106,-37,-32,-34,-39,-47,-33,-36,-43,-29,-31,-39,-59,-45,-51,-44,-38,0,-53,-36,-45,-44,-58,-27,-39,-46,-34,-8,-6,0,-25,-25,-17,-12,-22,-25,-29,-37,-48,-36,-39,-16,-6,-9,-21,-15,-36,-44,-72,-54,-93,-89,-195,-192,-458,-393,-593,-576,-647,-626,-618,-602,-575,-631,-632,-627,-600,-572,-1396,-1188,-1302,-1277,-1718,-1625,-2285,-2021,-29977,-29977,-29979,-29978,-29984,-29984,-29984,-29985]} 1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. O-O Be7 8. d3 O-O 9. Be3 Re8 10. Rc1 Bf8 11. a3 Nd4 {A29: English Opening: Four Knights Variation with 4 g3} 12. Bxd4 (12. Ne4 c6 13. Bg5 f6 14. Nxd4 exd4 15. Bd2 Be6 16. Re1 Bd5 17. Qc2 Qd7 18. b4 Rad8 19. Qb2 {0-1 (73) Nepomniachtchi,I (2767)-Karjakin,S (2785) Doha 2016}) 12... exd4 13. Ne4 {LiveBook: 6 Games} a5 {Black is slightly better.} 14. Re1 c6 15. Nc5 a4 16. Qd2 g6 $146 ({Predecessor:} 16... Nd7 17. Nxd7 Qxd7 18. e3 dxe3 19. Rxe3 Rxe3 20. Qxe3 Qd8 {½-½ (20) Worek,J (2294)-Gasik,P (2105) Warsaw 2008}) 17. Rc2 Bg7 18. Kf1 Ra7 19. Qg5 Bf6 20. Qc1 Bg7 21. Qg5 Ra5 22. Qxd8 Rxd8 23. Rb1 Bf8 24. b4 axb3 25. Nxb3 Rb5 26. Rcc1 Bxa3 27. Nbxd4 (27. Nfxd4 {with more complications.} Rh5 28. Rc3 Bb4 29. Rc2 Nd5 30. Rc4) 27... Rxb1 28. Rxb1 {[#] Strongly threatening Nc2.} Nd5 29. Nc2 (29. Ra1 $5 {[%cal Ra1a3]} Be7 30. Nb3 $15) 29... Be7 30. Nd2 Nc3 31. Ra1 Bf6 32. Ra7 Bg4 33. Bf3 Bh3+ 34. Ke1 (34. Bg2 $5 {[%cal Rg2h3]} Bg4 35. Bf3 Bh3+ 36. Bg2 $15) 34... Bc8 35. Nc4 Nb5 $36 {[%mdl 2048] Black has good play.} 36. Ra4 Bh3 37. Kd2 Be6 38. Nb6 (38. Ke1 $17 {was worth a try.}) 38... Bb3 $19 39. Ra8 $2 (39. Re4 {keeps fighting.}) 39... Bxc2 40. Kxc2 (40. Bxc6 $142 Rxa8 41. Nxa8 Bxd3 42. Bd7) 40... Nd4+ 41. Kd2 Nxf3+ 42. exf3 Rxa8 43. Nxa8 {[%mdl 4096] Endgame KB-KN} Bd8 44. Kc3 Kf8 45. Kc4 b6 46. d4 {and the idea d5 leaves White hopeful.} Ke7 47. d5 c5 {[%cal Bc6c5,Bc5c4][%mdl 32]} 48. f4 Kd6 49. g4 {[#]} b5+ $1 {[%mdl 512]} 50. Kxb5 Kxd5 {Black mates.} 51. f5 gxf5 52. gxf5 c4 53. Kb4 Kd4 {Precision: White = 35%, Black = 69%.} 0-1

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Quintiliano Pinto, Renato R"]
[Black "Echavarria, Johann"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2483"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,70,-13,-22,0,0,0,0,0,0,0,0,0,0,36,0,11,-13,-13,-34,27,35,78,75,88,92,114,85,147,149,156,158,145,143,165,164,207,209,248,201,200,179,456,441,593,557,29985,29986,29986,29987,29988,29989,29989,929,2098,2052,1452]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. e4 (5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. O-O O-O 9. e3 Nbd7 10. Qe2 Qc7 11. Nc3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. e4 Bg4 15. f3 Be6 {½-½ (43) Yu,Y (2743)-Wang,H (2680) Chengdu 2017}) 5... b5 6. b3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} cxb3 7. axb3 e6 8. Bd2 a5 9. Bd3 {LiveBook: 51 Games} Na6 10. O-O Nb4 11. Bxb4 $1 Bxb4 12. Ne5 $146 ({Predecessor:} 12. Qxc6+ Bd7 13. Qc2 O-O {½-½ (13) Del Rey,D (2371)-Adla,D (2499) Aragon 2012}) 12... Bb7 13. Nxc6 Bxc6 14. Qxc6+ Kf8 (14... Ke7 $5 {[%cal Rd8d4]} 15. e5 (15. Bxb5 Rc8 $11) 15... Nd5 $14) 15. Rc1 Rb8 16. Qc7 g6 {Strongly threatening ...Kg7.} 17. Na3 Qxc7 ({Better is} 17... Kg7 $1 $15 18. Nxb5 Nxe4) 18. Rxc7 $11 Bd6 19. Ra7 $36 {[%mdl 2048] e5 is the strong threat. Keeping Black busy.} Bxa3 20. Rxa3 Rd8 21. f3 ({Much worse is} 21. R3xa5 $6 Rxd4 22. Bxb5 Rd1+ 23. Bf1 Nxe4 $11) ({Don't play} 21. Bxb5 Nxe4 22. f3 (22. R3xa5 Rxd4 23. g3 Kg7 $11) 22... Nd2 $11) 21... a4 (21... Rxd4 $142 22. Bxb5 Rd1+ 23. Kf2 Rd2+ 24. Be2 Kg7) 22. bxa4 $16 bxa4 23. R3xa4 Kg7 24. Kf2 Rhf8 25. Ke3 Rg8 26. Bc4 Rd6 27. Rb7 Rd7 28. Raa7 Rgd8 $2 {[#]} (28... Rxb7 29. Rxb7 Re8) 29. e5 $18 Nd5+ 30. Bxd5 $1 Rxd5 31. Rxf7+ {KRR-KRR} Kg8 32. Rg7+ Kh8 33. Rxh7+ Kg8 34. Rag7+ (34. Kf4 $142 R8d7 35. Rhxd7 Rxd7 36. Rxd7 Kf8 37. d5 exd5 38. Kg5 d4 39. e6) 34... Kf8 35. Rxg6 R5d7 {Precision: White = 56%, Black = 43%.} 1-0

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Tang, Andrew"]
[Black "Shabalov, Alexander"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2461"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,107,60,49,45,49,28,26,24,92,93,103,107,112,90,135,124,141,130,138,119,180,173,154,168,216,244,225,214,218,194,188,187,196,182,195,191,185,164,245,258,272,276,277,277,267,267,269,252,254,244,324,279,291,289,381,381,381,369,378,373,379,427,404,389,456,425,438,429,438,407,413,399,352,377,410,419,397,386,495,389,372,318,379,379,379,377,380,365,888,936,877,834,1286,1181,5077,2701,12778,11790]} 1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. dxc5 (4. c3 e6 5. Nf3 Nc6 6. Nbd2 cxd4 7. exd4 Nh5 8. Bg5 f6 9. Be3 Bd6 10. Bb5 O-O 11. O-O a6 12. Ba4 Bd7 13. Ne1 Nf4 14. g3 Nh3+ {1-0 (52) Karjakin,S (2781)-Nakamura,H (2785) Stavanger 2017}) 4... Nc6 5. Bb5 g6 6. Nf3 {D00: 1 d4 d5: Unusual lines} Bg7 {LiveBook: 3 Games} 7. Nc3 O-O $146 ({Predecessor:} 7... Bg4 8. O-O O-O 9. h3 Bxf3 10. Qxf3 e6 11. Rfd1 Nd7 {1-0 (70) Sielecki,C (2437)-Kanicki,K (2097) Wroclaw 2015}) 8. Bxc6 {White is slightly better.} bxc6 9. Be5 Ba6 (9... Bg4 $11 {keeps the balance.}) 10. Qd4 $16 Qc8 11. O-O-O Rd8 12. h3 Rd7 13. g4 Rb7 14. Qa4 Bb5 15. Qa3 Bf8 (15... a5 $16 16. Kb1 (16. Nxb5 Rxb5 17. Nd4 Rb7 $11) 16... h6) 16. Bxf6 $1 $18 exf6 17. Nd4 $1 Rab8 18. Ndxb5 Rxb5 19. Nxb5 Rxb5 20. c3 Bxc5 {[#]} 21. Qa4 $1 Bb6 22. Rd2 Ra5 23. Qb3 Qe6 24. Rhd1 Qe4 (24... f5 $142 25. gxf5 Qxf5) 25. Qc2 Qxc2+ 26. Rxc2 Rxa2 {[%mdl 4096] Endgame KRR-KRB} 27. c4 Ra1+ 28. Kd2 Ra4 29. cxd5 cxd5 30. Kc3 h5 31. Kb3 ({Not} 31. Rxd5 hxg4 32. b3 Re4 $16) 31... Ra5 32. gxh5 g5 33. Rcd2 Rb5+ 34. Ka2 Ra5+ {[#]} 35. Kb1 $1 d4 36. exd4 {[%cal Be3d4,Bd4d5][%mdl 32]} Rd5 37. Kc2 Kg7 38. Kb3 Kh6 39. Kc4 Rd6 40. d5 Kxh5 41. Re2 f5 42. Re8 f4 43. Rh8+ Kg6 44. f3 {[%cal Bf2f3,Bf3g4][%mdl 32]} f5 45. Rd2 Kg7 46. Rc8 g4 47. hxg4 fxg4 48. fxg4 f3 49. Rc6 Rd8 $2 (49... Rd7 50. Rd1 f2) 50. Rxb6 {White is clearly winning.} axb6 51. Rf2 Rf8 52. Kd4 Rf4+ 53. Ke5 Rb4 54. Rxf3 {Precision: White = 86%, Black = 35%.} 1-0

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Mosquera, Miguel"]
[Black "Ortiz Suarez, Isan Reynaldo"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2391"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,78,-4,0,-6,31,24,47,47,46,2,81,89,82,77,130,128,128,122,124,122,135,83,97,68,58,37,35,33,64,58,72,35,41,27,38,19,53,0,0,0,0,-1,13,27,60,37,43,5,52,56,49,58,121,-8,-54,-56,0,-15,-26,-25,-19,-161,-112,-235,-217,-453,-530,-512,-473]} 1. d4 Nf6 2. Nc3 d5 {[%cal Bd7d5,Bd5e4][%mdl 32]} 3. Bg5 c5 4. Bxf6 gxf6 5. e4 dxe4 6. dxc5 Qa5 7. Qd5 {D01: Veresov Opening} (7. Bb5+ Bd7 8. a4 a6 9. Ra3 Nc6 10. Nge2 e6 11. b4 Qxb4 12. Rb3 Qa5 13. O-O axb5 14. Nxe4 Be7 15. axb5 {0-1 (33) Gareev,T (2604)-Robson,R (2656) Saint Louis 2015}) 7... Nc6 (7... e6 $5 {[%cal Re6d5]} 8. Qxe4 Nc6 $14) 8. Bb5 Bd7 9. O-O-O {[%csl Gd1][%cal Rd5d7] [#] White is slightly better.} Rd8 $1 10. Qxe4 {Black should prevent Nge2.} ({Much weaker is} 10. Bc4 Be6 $15) 10... f5 (10... a6 $1 $11 {remains equal.} 11. Ba4 Qxc5) 11. Qe3 $16 {Nd5 is the strong threat.} Bg7 $146 ({Predecessor:} 11... e6 12. Nf3 Bg7 13. Bxc6 Bxc6 14. Ne5 O-O {1-0 (28) Johnsen,K-Rasmussen,P corr 1999}) 12. Nge2 a6 (12... O-O $142) 13. Bxc6 Bxc6 14. Rxd8+ Qxd8 15. Rd1 Qc7 16. g3 (16. Nd4 $142) 16... O-O 17. Nf4 {Threatens to win with Ncd5.} Bh6 $1 {White must now prevent ...e5.} 18. Re1 e6 19. Kb1 Rc8 20. a3 Qb8 21. Qd4 {aiming for Nh5.} Rd8 22. Qf6 Bg7 23. Qh4 Rd4 24. Rd1 (24. Nce2 $14 Rd7 25. Nh5) 24... Qe5 $11 25. Rxd4 Qxd4 26. Qe7 h6 (26... Bf6 $5 {[%cal Rf6e7]} 27. Qc7 Qxc5 $11) 27. Nd3 $1 Bf6 28. Qc7 Bf3 29. Qd6 (29. Na2 {keeps more tension.} Be4 30. Nac1 Qd5 31. Qb6 Kg7 32. Qb4) 29... Kg7 30. Qxd4 Bxd4 $14 {[%mdl 4096] Endgame KBB-KNN} 31. Kc1 e5 {[#]} ({Better is} 31... Bxc3 $1 $14 32. bxc3 f6) 32. Kd2 (32. Nd1 $1 $16) 32... e4 $11 33. Ne1 Bg4 ({Of course not} 33... Bxc5 $6 34. Nxf3 exf3 35. Nd1 $14) ({Black should play} 33... Bxf2 $15 34. Nxf3 exf3) 34. b4 Bxf2 {Hoping for ...e3+.} 35. Ng2 Bg1 36. Ne3 (36. Ke1 $1 $11) 36... Bxh2 $19 37. Nxg4 (37. Ne2 $17) 37... fxg4 38. Nxe4 $2 (38. Ne2 {only move.}) 38... f5 39. Nd6 Kf6 {Precision: White = 35%, Black = 63%.} 0-1

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Quinonez Garcia, Santiago"]
[Black "Flores, Diego"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2379"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,83,0,7,-129,-119,-154,-151,-163,-145,-158,-166,-161,-155,-183,-195,-186,-210,-201,-204,-175,-180,-193,-197,-179,-191,-218,-187,-212,-201,-182,-162,-214,-209,-200,-200,-229,-238,-315,-320,-425,-408,-419,-404,-431,-434,-427,-413,-419,-431,-493,-438,-434,-430,-1414,-1446,-1459,-1408,-1393,-1390,-1291,-1272,-1169,-868,-837,-791,-29937,-12849,-12841,-6937,-7143,-6431,-6103]} 1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. h3 Bg7 5. Nf3 O-O 6. Be2 c5 7. c3 Qb6 {LiveBook: 114 Games} 8. Na3 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (8. Qb3 $11 {remains equal.}) (8. Qb3 Be6 9. Qxb6 axb6 10. a3 Bd5 11. O-O Bc6 12. Nbd2 Nbd7 13. Rfe1 Rfd8 14. Bh2 b5 15. Bf1 e5 16. e4 exd4 17. cxd4 d5 18. e5 {0-1 (54) Morozevich,A (2722)-Grischuk,A (2777) Loo 2014}) 8... Qxb2 $146 ({Predecessor:} 8... cxd4 9. Nc4 Qd8 10. exd4 b6 11. O-O Bb7 12. Qd2 Nbd7 13. Bh6 Rc8 14. Bxg7 Kxg7 15. Ne3 e6 {½-½ (67) Frick,C (2243)-Werner,C (2334) Radebeul 2016}) 9. Nc4 Qxc3+ 10. Nfd2 {Black is clearly better.} Bd7 11. O-O cxd4 12. a3 {[#]} dxe3 $1 13. Rc1 exf2+ 14. Rxf2 Qd4 {Threatens to win with ...Nd5.} 15. Be3 Qd5 16. Bf3 Qe6 {And now ...d5 would win.} 17. Bxb7 Nc6 {Strongly threatening ...d5.} 18. Bxa8 Rxa8 19. Re2 Qd5 20. Nf3 Qxd1+ 21. Rxd1 Rb8 22. Nd4 (22. Bf2 {might work better.}) 22... Nd5 $19 {...Nc3 is the strong threat.} 23. Nxc6 Bxc6 24. Bxa7 Ra8 25. Nb6 Nc3 (25... Rxa7 26. Nxd5 Be5 27. Rc2 $17) 26. Rxe7 Rxa7 $1 ({Not} 26... Nxd1 27. Nxa8 Bf8 28. Re1 $11) 27. Rxa7 Nxd1 28. Rc7 {Hoping for Rc8+.} Bd4+ 29. Kh2 Be4 (29... Bxb6 $2 30. Rxc6 Bc5 31. Rc8+ Kg7 32. a4 $17) 30. Nc4 d5 {[%cal Bd6d5,Bd5e4,Be4e3][%mdl 32]} 31. Rc8+ Kg7 32. Nd2 Ne3 33. Nxe4 {[%mdl 4096] Endgame KRN-KBN} (33. g3 $142) 33... Nf1+ 34. Kh1 dxe4 35. g4 e3 36. Kg2 e2 37. Rc1 {[#]} Bc3 $1 {[%mdl 512]} 38. Kf2 {[#]} (38. Rxc3 e1=Q) 38... Ng3 $1 {[%mdl 512]} 39. Rxc3 (39. Kxg3 e1=Q+) 39... Ne4+ 40. Kxe2 {Black is clearly winning.} Nxc3+ 41. Kd3 Na4 42. Kd4 {Precision: White = 51%, Black = 94%.} 0-1

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Aranha Filho, Alvaro Z"]
[Black "Garcia Pantoja, Roberto"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "2355"]
[BlackElo "2500"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,118,0,0,-1,2,2,1,-3,0,-7,9,10,4,9,14,6,8,9,13,15,14,0,0,2,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,-10,-8,0,-15,-11,-11,-18,-37,-32,-33,-50,-43,-8,-8,-8,-8,-8,-8,-15,-8,-8,-8,-8,0,-3,-8,-8,-77,-54,-1676,-1498,-2475,-2310,-29969,-29971,-29982,-29983,-29983,-29984,-29984,-29982]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bh4 b6 8. Bd3 dxc4 9. Bxc4 Bb7 10. O-O Nbd7 11. Qe2 Ne4 12. Bxe7 Qxe7 13. Nxe4 Bxe4 14. Bd3 {D58: Queen's Gambit Declined: Tartakower Defence} Bxd3 (14... Bxf3 $5 15. Qxf3 c5 $11) 15. Qxd3 c5 {[#]} 16. Qa3 $146 {The position is equal.} ({Predecessor:} 16. Rfd1 Rfd8 17. h3 cxd4 18. Nxd4 Rac8 19. Qe2 Ne5 20. Nf3 Nxf3+ 21. Qxf3 Rxd1+ 22. Rxd1 {½-½ (29) Zhao,J (2560)-Wen,Y (2532) Beijing 2009}) 16... Rfd8 17. Rfd1 Kf8 18. Rac1 cxd4 {Hoping for ...Qxa3.} 19. Qxe7+ Kxe7 20. Nxd4 Rdc8 21. Kf1 g6 22. Ke2 a5 23. Nb5 (23. f4 {with more complications.} Nc5 24. g4 f6 25. h4 e5 26. fxe5 fxe5 27. Nb5) 23... Rxc1 24. Rxc1 $11 {[%mdl 4096] Endgame KRN-KRN} Nc5 25. Rc2 g5 26. f3 f5 27. Rd2 Rc8 28. Na7 Rc7 29. Nb5 Rc8 30. Na7 Rc7 31. Nb5 Rd7 32. Nd4 Rd6 33. Nb5 Rd7 34. Nd4 Kf6 35. Nb5 Rxd2+ 36. Kxd2 {KN-KN} Ke5 37. Na3 Kd5 38. b3 Nd7 39. Kd3 Ne5+ 40. Ke2 Nc6 41. Nc2 e5 42. g3 b5 43. h4 gxh4 44. gxh4 h5 45. Kd3 e4+ 46. Ke2 Kc5 {With the idea ...Nb4.} 47. f4 Nb4 48. Kd2 Nxa2 {...Nb4 is the strong threat.} 49. Nd4 Nb4 50. Nxf5 Nd5 {Threatens to win with ...Kb4.} 51. Ng3 Kb4 52. Nxe4 Kxb3 {[#] Strongly threatening ...a4.} 53. Nc5+ (53. f5 $11) 53... Kc4 $17 54. Nd3 $2 {[%mdl 8192]} (54. Ne4 $15) 54... a4 $19 {[%cal Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 55. e4 a3 56. Ne5+ Kb3 {Black mates.} 57. Nd3 {[#]} Nxf4 $1 {[%mdl 512]} 58. Nc1+ (58. Nxf4 a2) 58... Kb2 59. e5 a2 {Precision: White = 63%, Black = 90%.} 0-1

[Event "XII Americas Continental-ch 2017"]
[Site "Medellin"]
[Date "2017.06.13"]
[Round "5"]
[White "Baules, Jorge"]
[Black "Vera Siguenas, Deivy"]
[Result "*"]
[ECO "E62"]
[WhiteElo "2355"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "COL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,22,36,41,49,41,57,59,75,59,77]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 {[%cal Bg1f3,Bf3e1,Be1d3][%mdl 32]} Nc6 7. O-O Bf5 8. Ne1 e5 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} (8... Bd7 9. h3 e5 10. d5 Ne7 11. Nd3 b6 12. e4 Ne8 13. b4 a5 14. bxa5 Rxa5 15. a4 f5 16. Bd2 {1-0 (47) Wang,H (2717)-Fressinet,L (2700) Huaian 2016}) 9. d5 Ne7 10. e4 Bd7 11. Nd3 Ne8 {Predecessor:} 12. Bd2 $146 b6 13. Qe2 a5 14. f4 exf4 15. gxf4 Qc8 16. e5 {1-0 (50) Bocharov,D (2585)-Wang,R (2478) ICC INT 2005} *

