[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Lenderman, Aleksandr"]
[Black "Sambuev, Bator"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2591"]
[BlackElo "2535"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,128,-24,0,-35,-22,-46,-49,-65,-43,-109,-110,-110,-121,-118,-120,-118,-120,-135,-136,-133,-135,-118,-82,-149,-135,-114,-135,-103,-16,-330,-277,-322,-20,-14,-21,-17,-19,-64,-77,-98,-70,-112,-87,-110,-41,-33,-55,-54,-12,-116,-19,-133,-108,-203,0,0,0,-6,0,-96,-91,-100,-20,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,41,45,64,64,64,64,64,15,16,39,283,39,39,15,15,15,22,22,22,22,22,22,22,24,100,100,91,8,8,8,8,0,0,0,8]} 1. Nf3 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. e4 e6 6. Bc4 a6 7. O-O Nge7 8. Bg5 d6 {LiveBook: 6 Partien. B21: Sizilianisch (Morra-Gambit 2.d4 und 2.f4)} (8... h6 {feels hotter.} 9. Bh4 g5 10. Bg3 Bg7 11. Bb3 b5) (8... f6 9. Be3 b5 10. Bb3 Na5 11. Bc2 Ng6 12. h4 Be7 13. h5 Ne5 14. Nxe5 fxe5 15. Qf3 Nc4 16. Bc1 Bb7 17. a4 {0-1 (45) Cuartas,J (2492)-Bachmann,A (2653) Medellin 2017}) 9. Re1 h6 {[%cal Bh7h6,Bh6h5,Bh5g4][%mdl 32]} 10. Bh4 g5 {Schwarz steht etwas besser.} 11. Bg3 Ng6 $1 12. Rc1 (12. h3 $15) 12... h5 $146 ({Vorgänger:} 12... Be7 13. Bb3 h5 14. h3 g4 15. hxg4 hxg4 16. Nd4 {0-1 (23) Lorenz,O (1962)-Blodig,C (1946) Bad Neustadt 2003}) 13. h3 g4 14. hxg4 hxg4 15. Nh2 Bh6 16. Rc2 Nce5 $36 {[%mdl 2048] Schwarz ist am Drücker.} 17. Ne2 b5 18. Bb3 Qb6 19. Nd4 (19. Nc3 $142) 19... Bf4 20. Bxf4 Nxf4 21. Nxg4 Bb7 ({Minderwertig wäre} 21... Ned3 22. Nc6 $16) (21... Qd8 $1 $17 {[%cal Rd8h4]} 22. g3 (22. Nxe5 $2 Qh4 $19) 22... Bb7 23. Nxe5 (23. gxf4 $2 Qh4 $19) 23... dxe5 24. gxf4 exd4) 22. Nxe5 $4 {[%mdl 8192]} (22. Qd2 $1 $11 {und Weiss steht sicher.} Ned3 23. Nf3 Nxe1 24. Nxe1) 22... dxe5 $19 23. Nf3 Rg8 $2 ({Schwächer ist} 23... Rd8 24. Rd2 $11) (23... Ke7 $1 $19 {zielt auf ...Tag8 ab.} 24. Nxe5 Rag8) 24. Nxe5 $11 {Weiss will mit Dd7+ Matt setzen.} Rxg2+ 25. Kf1 $1 {jetzt Dd7+ und aus.} Qd8 $1 {[%cal Rd8e7]} ({Falsch wäre} 25... Rd8 $2 26. Qf3 $18) 26. Qxd8+ Rxd8 27. Nf3 Rd3 28. Rc3 {Schwarz muss nun Txd3 beachten.} Rg8 29. Re3 Rxc3 (29... Rd7 $1 $17 {Und weiter mit ...Th8 wäre nett.} 30. Ne5 Rh8 $1 {[%mdl 512]}) 30. Rxc3 $15 Rh8 31. Ng1 Rh2 32. Bc2 {[#]} (32. f3 $1 $11) 32... Kd7 (32... f5 $1 $17 {[%mdl 512]} 33. Ne2 (33. exf5 Bg2+) 33... Rh1+ 34. Ng1 Kd7) 33. b4 (33. Rg3 $11) 33... Kd6 34. Rc5 {[#]} (34. Ra3 $17) 34... e5 $2 {[#]} (34... f5 $1 $19 {[%mdl 512]} 35. f3 (35. exf5 Bg2+) 35... e5) 35. Rxe5 $1 $11 {[%mdl 512]} Bc8 (35... Kxe5 36. Nf3+) 36. Rg5 f6 37. Rg3 (37. Nf3 $11) 37... Rh1 $17 {Droht stark ...Lh3+.} 38. e5+ fxe5 ({Besser ist} 38... Kxe5 $17 {...Lh3+ ist eine echte Drohung.} 39. Re3+ Kd4 40. Re4+ Kc3 41. Rxf4 Kxc2) 39. Be4 $11 Rh6 40. Ke1 Be6 41. Ra3 Bc8 42. Rc3 Bd7 43. Ne2 Nxe2 44. Kxe2 {[%mdl 4096] Endspiel KTL-KTL} Rh4 45. Ke3 Rh3+ 46. f3 Rh2 47. a3 Ra2 48. Bb7 Be6 49. Rc6+ Kd7 {Droht ...Ld5 und aus.} 50. Rxa6 Bc4 {[%csl Gc4][%cal Ra2e2]} 51. Ke4 Kc7 52. Ba8 Re2+ 53. Kf5 {Und Le4 würde nun gewinnen.} Re3 54. Kg4 Be2 55. Kg3 Rc3 56. Kf2 Bd1 57. Bd5 Ba4 58. Re6 Rxa3 59. Rxe5 Kd6 (59... Rd3 $1 $11 {bleibt in der Remisbreite.}) 60. f4 $16 Rc3 61. Ke2 ({Günstiger ist} 61. Bg8 $16) 61... Rc2+ $1 $11 {Die Stellung ist ausgeglichen.} 62. Kd3 Rb2 63. Kc3 Rc2+ 64. Kd3 Rb2 {Precision: Weiß = 43%, Schwarz = 50%.} 1/2-1/2

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Ortiz Suarez, Isan Reynaldo"]
[Black "Thavandiran, Shiyam"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2528"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,43,46,43,49,46,46,44,45,0,0,-25,0,0,-11,-14,0,-46,-30,-30,-19,-21,-29,-39,-41,-30,-19,-54,-43,-58,-52,-54,-43,-41,-17,-25,-15,-31,0,0,0,0,0,0,17,0,86,80,101,39,39,58,49,0,23,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-24,-27,-21]} 1. Nf3 Nf6 2. c4 e6 3. g3 c5 4. Bg2 a6 5. Nc3 Qc7 6. O-O {A30: Symmetrical English: Double Fianchetto and Hedgehog} d6 7. d4 cxd4 8. Nxd4 {White is slightly better.} Be7 9. Nb3 $146 ({Predecessor:} 9. e4 O-O 10. Be3 Nc6 11. Rc1 Ne5 12. b3 Bd7 13. h3 Rad8 14. f4 Ng6 15. Qe2 h6 16. Qf2 Rb8 17. a4 Rfe8 18. Nde2 b6 19. g4 {1-0 (34) Zhao,X (2506)-Mkrtchian,L (2434) Huaian 2016}) 9... Qxc4 10. Be3 {next Rc1 is good for White.} Qc7 11. Rc1 Nc6 12. Na4 d5 13. Nd4 O-O 14. Nb6 Rb8 15. Qa4 $1 {[%cal Rd4c6]} Bd7 16. Nxd7 Qxd7 17. Nxc6 bxc6 18. Rxc6 Rxb2 19. Rfc1 Ra8 20. Bd4 Rb4 21. Qd1 Rb7 22. e3 a5 23. a4 Ba3 24. R1c2 Rab8 25. Bf1 Rb1 26. Qd3 Bf8 27. Qa6 h6 {[#]} (27... Re1 $11 {keeps the balance.} 28. Rc8 Reb1) 28. Kg2 $1 $16 Qb7 29. Bb5 (29. Qxa5 $16 Ne8 30. Bd3) 29... Qxa6 $14 30. Rxa6 Bb4 31. Rac6 {[%mdl 1024] White has compensation.} Rb3 32. Rc7 Ne4 33. h4 Bd6 34. Ra7 Bb4 35. Be5 Rf8 36. Bd7 {Black must now prevent Bxe6!} Nc5 {[#] And now ...Nd3 would win.} 37. Bb5 Nd3 38. Bxd3 $1 Rxd3 39. Ra2 Rc8 40. Bc7 Bc5 41. Rb7 {Precision: White = 61%, Black = 59%.} 1/2-1/2

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Hambleton, Aman"]
[Black "Sai Krishna G V"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2479"]
[BlackElo "2369"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,19,16,25,24,18,30,18,39,34,36,38,69,72,61,61,77,77,111,115,155,149,168,165,156,85,96,96,99,107,106,102,125,116,104,117,129,117,160,169,151,131,210,46,44,0,0,0,0,6,37,37,126,114,125,118,123,122,145,156,188,189,188,188,187,183,239,254,381,400,664,663,650,641,641,617,29987,29988,29988,756,756,756,756,645,29980,29980,29980,29981]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Nh5 $146 ({Predecessor:} 4... Bg7 5. h4 c6 6. Nf3 Bg4 7. Be2 Nbd7 8. Ne5 Bxe2 9. Qxe2 h5 10. O-O-O Qa5 11. Kb1 {1-0 (44) Karjakin,S (2781)-Giri,A (2771) Stavanger 2017}) 5. Bg5 h6 6. Bh4 {A45: Trompowsky Attack} Bg7 7. Be2 Nf6 8. Nf3 {White has an edge.} Nbd7 9. Ne5 c6 10. f4 Ne4 11. Nxe4 dxe4 12. Bc4 $36 {[%mdl 2048] White has good play.} Nxe5 13. fxe5 g5 14. O-O e6 15. Qh5 {[%csl Gf1][%cal Rh5f7]} O-O 16. Bg3 b5 17. Bb3 ({White should play} 17. Be2) 17... c5 18. c3 b4 19. Qg4 Ba6 20. Qxe4 Bxf1 21. Rxf1 bxc3 22. bxc3 Rc8 23. c4 f5 24. exf6 $1 Rxf6 25. Rd1 {Threatens to win with Bc2.} Qe8 (25... Qe7 $16 {might work better.} 26. d5 Qe8) 26. h3 $2 ({White has to play} 26. Bc2 $18 Rd8 27. Bc7 (27. Qh7+ Kf8 $18)) 26... Qg6 $1 $14 {[%cal Rg6e4]} 27. Qb7 Rff8 28. dxc5 g4 29. hxg4 {Strongly threatening Bd6.} Qxg4 30. Bd6 Qe2 {[#]} (30... Rcd8 $14) 31. Qe4 $1 $16 ({Don't play} 31. Bxf8 $6 Qxe3+ 32. Kh1 Rxf8 $11) 31... Qf2+ 32. Kh1 Qf5 33. Bc2 Qxe4 34. Bxe4 Rfd8 35. c6 Bc3 {And now ...Bb4! would win.} 36. c5 Bb4 {Hoping for ...Bxc5!} 37. Rd4 a5 (37... Ba5 $142 38. Kh2 Bc7) 38. Bf3 $18 Kf7 (38... Bc3 $142 39. c7 Rd7) 39. Rf4+ Kg7 (39... Kg8 $142 40. Rf6 Rxd6 41. cxd6 Bxd6 42. Rxe6 Bc7) 40. Be5+ Kg8 41. Rf6 Bxc5 42. Rxh6 {White wants to mate with Bh5.} Bxe3 43. Rh8+ Kf7 44. Rxd8 (44. Bh5+ $142 Ke7 45. Rh7+ Kf8 46. Bf6 Rd1+ 47. Bxd1 Bd4 48. Rh8+ Kf7 49. Rxc8 Bxf6 50. c7) 44... Rxd8 45. c7 Rc8 46. Bb7 Bd4 47. Bxc8 Bxe5 {[#]} 48. Bxe6+ $1 {[%mdl 512] Precision: White = 78%, Black = 42%.} 1-0

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Ruiz Sanchez, Orlen"]
[Black "Luksza, Arkadiusz"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2409"]
[BlackElo "2081"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,96,0,0,0,22,23,13,15,41,21,22,22,42,22,67,57,57,57,55,50,72,58,60,60,66,49,57,35,52,38,36,15,16,0,0,0,18,0,0,0,-7,-8,-6,-13,-14,-36,6,12,25,0,0,0,0,0,0,0,0,0,0,0,0,3,3,3,3,0,0,0,0,4,4,4,4,4,8,0,0,0,0,0,29999]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. g3 Bb7 {LiveBook: 4 Games. C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} (9... b4 10. Ne2 a5 11. f5 cxd4 12. Nexd4 Nxd4 13. Nxd4 Nxe5 14. O-O-O Bd7 15. Bf4 Nc4 16. Qe2 Qf6 17. Bg2 Be7 18. Rhe1 {1-0 (26) Inarkiev,E (2684)-Vitiugov,N (2617) Dagomys 2008}) 10. Bh3 cxd4 11. Nxd4 Nxd4 {White has an edge.} 12. Bxd4 Bc5 13. Ne2 Bxd4 $146 ({Predecessor:} 13... O-O 14. O-O-O Be7 15. Kb1 Nc5 16. Qe3 Ne4 17. Bg2 {0-1 (55) Plump,D (2255)-Holzke,F (2400) Berlin 1997}) 14. Nxd4 Qb6 15. O-O-O g6 16. Rhe1 Nc5 17. Kb1 O-O-O 18. Qe3 Qc7 19. Bg2 Kb8 20. Rd2 Rc8 21. Bf3 Rhd8 22. g4 Ne4 23. Bxe4 dxe4 24. g5 Rh8 25. Ne2 h6 26. gxh6 Rxh6 27. Ng3 Rh3 28. Qd4 Rh4 29. Qf2 Qc5 30. Qxc5 Rxc5 31. Nxe4 (31. Rf2 {feels hotter.} Rc4 32. Re3 b4 33. Kc1 Kc7 34. b3) 31... Bxe4 32. Rxe4 $11 {[%mdl 4096] Endgame KRR-KRR} g5 33. b4 Rd5 {The position is equal.} 34. Rf2 Kc7 35. Kb2 Kd7 36. c4 bxc4 37. Rxc4 Rxe5 38. fxe5 Rxc4 39. Rxf7+ {KR-KR} Kc6 $1 40. Kb3 Re4 41. a4 {And now a5 would win.} Rxe5 42. a5 {[#] Threatens to win with Ra7.} Re3+ 43. Ka4 {aiming for Ra7.} Re1 $1 44. Ra7 Ra1+ 45. Kb3 Rb1+ 46. Ka3 Kb5 47. Rb7+ Kc4 48. Rc7+ Kb5 $2 {[%mdl 40960] Precision: White = 37%, Black = 66%. . An unexpected result.} (48... Kd4 $11) 1/2-1/2

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Perez Rodriguez, Luis Manuel"]
[Black "Rodrigue-Lemieux, Shawn"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2368"]
[BlackElo "2151"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,125,32,54,29,41,-4,35,0,14,-16,24,31,30,21,29,19,37,28,64,39,76,40,37,0,31,41,72,61,69,74,79,31,28,0,0,0,36,14,31,25,24,25,60,44,58,45,40,27,28,22,22,0,33,16,20,-1,29,0,19,0,28,32,36,12,57,37,61,74,55,44,85,34,34,0,95,37,192,207,369,361,348,340,326,322,272,187,209,131,136,128,146,146,146,146,373,372,411,391,492,491,479,472,469,445,550,546,545,528,708,778,748,738,716,705,620,562,891,885]} 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Qd5 (5... Bf5 6. Nxf6+ gxf6 7. d3 Nd7 8. g3 Ne5 9. Nxe5 Qa5+ 10. Bd2 Qxe5 11. Qxe5 fxe5 12. Bg2 h5 13. O-O {½-½ (48) Vachier Lagrave,M (2783)-Carlsen,M (2851) Leuven 2017}) 6. Nxf6+ {B11: Caro-Kann: Two Knights Variation} gxf6 7. h3 $146 ({Predecessor:} 7. d4 Bg4 8. Be3 e6 9. h3 Bxf3 10. Qxf3 Qxf3 11. gxf3 Nd7 12. Rg1 Bd6 13. Bd3 {½-½ (57) Zarubitski,V (2325)-Hakobyan,A (2449) Kirishi 2017}) 7... Bh6 8. b3 {White is slightly better.} Bf5 9. c4 Qe4 (9... Qd6 {is more complex.} 10. d4 Bxc1 11. Rxc1 Na6 12. Qd2 Be4) 10. d3 {[%cal Bd2d3,Bd3d4][%mdl 32]} Qxe2+ 11. Bxe2 Bxc1 12. Rxc1 c5 13. d4 Nd7 14. O-O Rg8 15. Kh2 (15. Nh4 $5 {[%cal Rh4f5]} Bxh3 16. Rc3 Bxg2 17. Nxg2 $16) 15... Be4 16. Rfd1 O-O-O 17. d5 Ne5 18. Ne1 Kc7 19. f3 {[%cal Bf2f3,Bf3f4][%mdl 32]} Bf5 20. f4 Ng6 21. Bd3 Bc8 22. Bxg6 Rxg6 23. Rd3 Rdg8 24. Rcd1 Kd6 25. R1d2 a6 26. Re3 b6 27. Rde2 Re8 28. Nf3 h5 29. Nd2 Bf5 30. Nf3 {Black must now prevent Nh4.} Bc8 31. Nh4 Rgg8 32. Rb2 b5 33. Rd2 Bd7 34. Rde2 Bc8 35. Nf3 Bf5 36. Nd2 b4 37. Re1 a5 38. Nf1 $1 {[%cal Rf1g3]} Bc2 39. R1e2 Bb1 40. Rb2 (40. Ng3 $16) 40... Bh7 41. Rbe2 Rh8 (41... Bb1 $11) 42. Rf2 (42. Ng3 $16) 42... h4 $2 {[#]} (42... e6 $14) 43. f5 $1 $18 Ref8 $2 (43... e6 {keeps fighting.}) 44. Nd2 Kd7 45. Re4 Bg8 46. Rfe2 Re8 47. Nf3 Rh5 48. Nxh4 Bh7 49. Rf2 Ra8 50. g3 {[%cal Bg2g3,Bg3g4][%mdl 32]} Kd6 51. Ref4 a4 $2 {[#]} (51... Rh8 $16 52. Rg4 Rf8) 52. Ng2 $1 axb3 53. axb3 Ra3 54. g4 {White is clearly winning.} Rg5 55. R4f3 Rg8 56. Re3 Rga8 57. Rfe2 R8a7 58. Nf4 Ra2 {[#]} 59. Rxe7 $1 {[%mdl 512]} Rxe7 60. Rxa2 Re3 61. Nh5 Rxb3 62. Nxf6 Ke5 63. Rd2 {Precision: White = 44%, Black = 29%.} 1-0

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Perez Garcia, Rodney Oscar"]
[Black "Alvarez Pedraza, Aramis"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2315"]
[BlackElo "2489"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,62,-23,-16,0,-20,-25,-22,0,-104,-103,-125,-133,-220,-212,-226,-200,-186,-125,-119,-111,-114,-117,-115,-106,-235,-232,-218,-216,-418,-395,-412,-414,-397,-385,-454,-383,-530,-495,-608,-595,-539,-528]} 1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Bb5+ Nbd7 6. Nc3 a6 7. Qa4 g6 8. Nf3 Bg7 9. O-O O-O 10. Bxd7 Nxd7 11. Qh4 {B10: Caro-Kann: 2 d3 and 2 c4} (11. d3) 11... Nf6 12. d4 {LiveBook: 3 Games} b5 13. Bg5 {The position is equal.} Bb7 14. a3 Bxd5 15. Bxf6 $146 (15. Ne5 $11) ({Predecessor:} 15. Nxd5 Nxd5 16. Rac1 Qd6 17. Rc5 Rfc8 18. Rfc1 Rxc5 19. Rxc5 {½-½ (49) Fuksik,J (2275)-Mlynek,P (2199) Czechia 2000}) 15... Bxf6 $17 16. Ng5 {[%csl Gg5][%cal Rh4h7] [#]} h5 {...e6 is the strong threat.} 17. Rfe1 (17. Qg3 $17 {was necessary.}) 17... e6 $19 18. Re5 Bxe5 19. dxe5 f6 (19... Rc8 $19 {Threatens to win with ...Rc4.} 20. Qf4 Rc4) 20. Nge4 {[%cal Re4f6]} fxe5 21. Qg3 Qe8 22. Nd6 Qe7 ({Much worse is} 22... h4 $6 23. Qg4 $15 (23. Qg5 Qd7 $17)) 23. Qxg6+ (23. Nxd5 $17 exd5 24. Qxg6+ Qg7 25. Qxh5) 23... Qg7 24. Qxg7+ Kxg7 25. f3 $2 {[#]} (25. Re1) 25... Rfd8 26. Nde4 Bxe4 27. Nxe4 Rac8 28. Kf1 a5 29. h4 Rc2 {Black is clearly winning.} 30. Rb1 Rd3 31. b3 Kg6 {Precision: White = 13%, Black = 68%.} 0-1

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Vettese, Nicholas"]
[Black "Vera Gonzalez-Quevedo, Reynaldo"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2155"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,48,17,33,10,18,18,54,18,46,29,26,-15,25,25,20,27,164,152,151,99,105,63,49,52,164,135,324,321,327,320,315,293,292,275,29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 7. g4 h6 (7... b5 8. Bg2 Bb7 9. g5 Nfd7 10. O-O Be7 11. f4 O-O 12. Qg4 Re8 13. Be3 Nc6 14. Rad1 {1-0 (51) Demchenko,A (2645)-Areshchenko,A (2652) Tbilisi 2017}) 8. h4 Nc6 {LiveBook: 3 Games. The position is equal.} 9. Bg2 Nd7 10. Qe2 $146 ({Predecessor:} 10. g5 b5 11. Be3 Nce5 12. Qe2 b4 13. Na4 a5 14. Nd4 {0-1 (29) Pogorelskikh,S (2233)-Raja,H (2334) Kazan 2017}) 10... Be7 11. Bf4 Qc7 12. O-O-O b5 13. g5 hxg5 14. hxg5 Rxh1 15. Rxh1 g6 (15... b4 $11 16. Nd5 exd5) 16. Rh8+ $18 Bf8 17. e5 ({White should play} 17. Be3) 17... dxe5 $16 18. Bxc6 Qxc6 19. Bxe5 {Hoping for Ne4.} Qg2 {[#]} (19... Bb7 $14) 20. Ne4 $1 $36 {[%mdl 2048] White is in control.} Nxe5 $2 (20... Bb7 $16 {was worth a try.} 21. Nd6+ Ke7 22. Nxb7 Qxb7) 21. Nf6+ Ke7 22. Qxe5 Qf1+ 23. Kd2 {Intending Qc7+ and mate.} Qxf2+ 24. Kc3 {[#] Threatening mate with Qc7+.} Bb7 $2 (24... b4+ $18 25. Kxb4 Qb6+ 26. Ka3 Bb7) 25. Qc7# {Precision: White = 64%, Black = 38%.} 1-0

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Chabot, Roland"]
[Black "Morella Cabrera, Julio Antonio"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2153"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,153,31,33,26,35,29,52,51,56,47,65,48,74,50,59,52,93,81,97,85,122,124,139,143,155,141,152,145,156,155,154,141,174,138,140,140,143,133,169,136,208,202,230,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,0,39,39,39,39,39,39,39,0,39,39,39,0,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,39,0,39,0,39,39,39,39,39,38,39,38,39,39,39,0,39,0,39,39,69,39,69,39,39,39,39,0,69,0,39,0,69,69,96,96,116,15,15,15,97,109,118,8]} 1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 f5 5. Bd3 Nf6 6. O-O Bd6 7. b3 Qe7 8. Bb2 O-O 9. Nc3 {A84: Dutch Defence: 2 c4 Miscellaneous} (9. Ne5 Bd7 10. Nd2 Be8 11. f3 Bh5 12. Qe1 Nbd7 13. Kh1 Rad8 14. Nxd7 Nxd7 15. e4 dxe4 16. fxe4 f4 {1-0 (43) Bu,X (2710)-Wei,Y (2734) Zaozhuang 2015}) 9... Ne4 10. Ne2 Bd7 11. Ne5 {White is slightly better.} Be8 12. f3 Ng5 13. Qc2 (13. Bc2 {keeps more tension.} Nd7 14. Nd3 b6 15. Qd2 a5 16. a4) 13... Nf7 $146 ({Predecessor:} 13... Nd7 14. Kh1 Nf7 15. f4 Nf6 16. c5 Bc7 17. b4 Ne4 18. a4 a6 19. Nc3 Nxe5 20. fxe5 Bh5 21. Nxe4 {½-½ (21) Farago,I (2486)-Izsak,G (2471) Hungary 2013}) 14. Nxf7 Bxf7 15. e4 g6 16. e5 Bc7 17. c5 Kh8 18. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Rg8 19. a4 Be8 20. b5 g5 21. g4 fxg4 22. fxg4 Nd7 23. Ng3 Bg6 24. Rf2 Raf8 25. Raf1 Rxf2 26. Rxf2 Bd8 27. Bc1 Bxd3 (27... Nf8 $16 28. Bxg6 Nxg6) 28. Qxd3 $18 Rf8 {[#]} 29. Rxf8+ $2 ({White should try} 29. bxc6 $1 $18 bxc6 30. Rb2) 29... Nxf8 $14 30. Nh5 Qf7 31. bxc6 bxc6 32. Qf1 Qxf1+ 33. Kxf1 {[%mdl 4096] Endgame KBN-KBN} Kg8 34. Bd2 Kf7 35. Kf2 Ng6 36. Ke2 Nh8 37. Kf2 Kg6 38. Kf3 Nf7 39. Bc3 h6 40. Bd2 Bc7 41. Bc3 Bd8 42. Ke3 Nh8 43. Kf3 Kf7 44. Bd2 Ng6 45. Kf2 Nf8 46. Ke2 Nd7 47. Kd3 Bc7 48. Bc3 Bd8 49. Ke3 Nf8 50. Bd2 Ng6 51. Kf3 Nh4+ 52. Kf2 Kg6 53. Ng3 Kh7 54. Bc3 Ng6 55. Nh5 Nh8 56. Ke3 Kg8 57. Kf3 Kf8 58. Ng3 Ke8 59. Ne2 Kd7 60. Nc1 Bc7 61. Nd3 Nf7 62. Bd2 Bd8 63. Bc3 Kc8 64. Bd2 Be7 65. Kg2 Nd8 66. Nc1 Kb7 67. Nb3 (67. h4 $5) 67... Nf7 68. Na5+ Kc7 69. Nb3 Bd8 (69... Kb7 $11) 70. Na5 ({Better is} 70. h4 $14) 70... Nh8 71. Nb3 Kb7 (71... Nf7 $11) 72. h4 gxh4 73. Bxh6 Nf7 74. Bg7 (74. Bf4 $16) 74... Ng5 $1 $11 75. Bf6 Bxf6 (75... Kc7 $11) 76. exf6 $16 {aiming for Nd2.} Kc7 {[#]} 77. f7 {[%mdl 32768] Precision: White = 50%, Black = 54%. . Loss on Time!?} ({White has to play} 77. Nc1 $1 $16) 1-0

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Huang, Qiuyu"]
[Black "Chiku-Ratte, Olivier-Kenta"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2153"]
[BlackElo "2317"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,93,0,12,-52,48,44,65,63,57,51,63,48,59,35,53,45,104,102,96,34,39,51,47,0,0,-35,-34,-35,-19,-31,-24,-60,128,103,200,206,340,333,379,377,366,355,1368,373,364,379,388,354,437,434,432,418,489,472,500,457,433,369,485,485,556,529,618,527,628,618,593,599,609,532,532,532,532,532,630,600,782,779,711,679,1177,1167]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nxc6 bxc6 6. Bd3 Nf6 7. O-O Qc7 {LiveBook: 20 Games} 8. b3 {B40: Sicilian: 2...e6, Unusual lines} ({Better is} 8. c4 $11) (8. c4 e5 9. Nc3 Bc5 10. Rb1 a5 11. Na4 Bd4 12. c5 O-O 13. Bg5 d6 14. Nb6 Rb8 15. Nxc8 Qxc8 16. Bxf6 gxf6 17. cxd6 {1-0 (76) Dehmelt,K (2246)-Ortiz Suarez,I (2625) Philadelphia 2015}) 8... h5 $146 (8... Qe5 $15 9. c3 Nxe4) ({Predecessor:} 8... d5 9. exd5 cxd5 10. Bb2 Be7 11. Nd2 O-O 12. Re1 Rd8 13. Be5 Qa5 14. a3 Ba6 15. b4 Qa4 {½-½ (42) Kristinardottir,E (1819)-Purgar,I (2136) Warsaw 2013}) 9. Nd2 $14 {[%cal Bb1d2,Bd2f3,Bf3d4][%mdl 32]} d5 10. Bb2 {White is slightly better.} Bd6 11. h3 $1 Bf4 12. Re1 Bb7 13. exd5 cxd5 14. Nf3 O-O-O (14... Kf8 $14) 15. Qe2 $16 Ne4 16. Ba6 ({White should try} 16. Rad1 $16) 16... Rhg8 $14 17. Bxb7+ Kxb7 18. Nd4 a6 19. Qf3 {aiming for Rxe4.} e5 20. Rxe4 dxe4 21. Qxe4+ Kb6 22. g3 Bd2 $2 (22... Qb7 $1 $15 {keeps the upper hand.} 23. Qxb7+ Kxb7) 23. a4 $16 {[%cal Ba2a4,Ba4a5][%mdl 1056] White has strong compensation.} Qc5 {[#]} ({Not} 23... exd4 $2 24. Bxd4+ Rxd4 25. Qxd4+ Kb7 26. Qd5+ Kb8 27. Qxd2 $18) (23... Rc8 $16 {was worth a try.}) 24. a5+ $1 $18 {[%mdl 512]} Kc7 (24... Bxa5 {keeps fighting.} 25. b4 Qxb4 26. Qc6+ Ka7) 25. Nf3 f6 {[#]} 26. Ra4 $1 {[%cal Ra4c4]} Qd5 {Hoping for ...Qxe4.} 27. Rc4+ ({Resist} 27. Nxd2 Qxe4 28. Nxe4 Kc6 $18) 27... Kd6 $2 (27... Kb8) 28. Qxd5+ $2 (28. Ba3+ Ke6 29. Rc6+ Qxc6 30. Qxc6+ Kf5 31. Nh4+ Kg5 32. Be7) 28... Kxd5 29. Nxd2 Ke6 30. Ne4 Kf5 31. Nc5 Rd6 32. Kg2 Re8 33. Ne4 Rd5 34. Ba3 Red8 35. Nc5 R8d6 36. Nd3 {White is clearly winning.} Re6 37. Bc5 g5 38. Nb4 Rd1 39. Bb6 Red6 40. Rc6 R6d2 {[#]} 41. g4+ $1 hxg4 42. hxg4+ Kxg4 43. Rxf6 Re2 44. Nd3 e4 45. Ne5+ Kh5 46. Rf7 {[%cal Rf7h7]} g4 47. Be3 {Precision: White = 70%, Black = 24%.} 1-0

[Event "Varennes Open-ch 2017"]
[Site "Varennes"]
[Date "2017.10.08"]
[Round "4"]
[White "Duong, Thanh Nha"]
[Black "Bruzon Batista, Lazaro"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2132"]
[BlackElo "2660"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2017.10.06"]
[EventCountry "CAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,46,13,-7,37,0,11,0,25,-25,4,8,17,14,22,0,12,-18,14,0,22,0,19,19,19,19,19,12,38,39,42,35,38,-12,-12,-32,45]} 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Ne7 6. Nf3 O-O 7. O-O h6 {A21: English Opening: 1...e5 2 Nc3} 8. Rb1 f5 9. Nd2 (9. Bd2 Nd7 10. b4 Nf6 11. Qb3 Be6 12. Rfc1 Qd7 13. Ne1 c6 14. b5 c5 15. b6 a6 16. Qa4 Qc8 17. f4 exf4 18. gxf4 Kh8 {0-1 (35) Maletin,P (2575)-Kurnosov,I (2633) Khanty-Mansiysk 2011}) 9... Nd7 {The position is equal.} 10. Nd5 $146 ({Predecessor:} 10. b4 Nf6 11. b5 g5 12. e3 Ng6 13. Nd5 Nxd5 14. cxd5 g4 15. f4 exf4 16. exf4 h5 17. Bb2 Bxb2 18. Rxb2 h4 19. Re1 Qf6 {1-0 (46) Erdogdu,M (2441)-Yilmazyerli,M (2443) Gebze 2016}) 10... c6 (10... a5 {keeps more tension.} 11. b3 c6 12. Nc3 Nc5 13. Bb2 Rb8) 11. Nxe7+ Qxe7 12. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Nf6 13. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Be6 14. Ba3 Rac8 15. a5 Rfd8 16. Qa4 Qd7 17. b5 c5 18. a6 b6 19. Bb2 Qe7 20. Rbe1 Bf7 21. Bb7 Rc7 22. e4 f4 $1 23. Nf3 h5 {[%mdl 32768] Precision: White = 24%, Black = 39%. . Loss on Time!?} (23... Be6 $15) 0-1

