[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.1"]
[White "Najer, Evgeniy"]
[Black "Rodshtein, Maxim"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2693"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,47,0,0,0,59,44,45,16,22,22,16,11,48,20,54,44,44,47,39,42,41,53,43,10,7,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 (10... f6 11. Qb3 Ba5 12. O-O Bxc3 13. bxc3 Na5 14. Qb4 b6 15. exf6 Qxf6 16. Ne5 Nd6 17. Be2 Be6 {1-0 (45) Najer,E (2679)-Rodshtein,M (2701) Poikovsky 2017}) 11. h3 Bh5 12. Qc2 Ba5 {LiveBook: 5 Games} (12... Bg6 13. Qb3 Ne7 14. O-O c6 15. Bd3 Ng3 16. Rfd1 Bxd3 17. Rxd3 Ngf5 {½-½ (65) Naiditsch,A (2702)-Kramnik,V (2794) Antalya 2017}) 13. O-O Bxc3 $146 (13... Bxf3 $11 14. gxf3 Nxc3 15. bxc3 Qd7) ({Predecessor:} 13... Bg6 14. Qb3 Bxc3 15. bxc3 Na5 16. Qa3 c6 17. Bd3 Nd2 18. Nxd2 Bxd3 {½-½ (40) Ryska,J (1883)-Wiener,R (2077) ICCF email 2012}) 14. bxc3 $14 Na5 15. Nd2 Bg6 16. Qb2 c6 {[#] Strongly threatening ...Nxd2.} 17. Be2 f5 {Black wants to play ...f4.} 18. Nxe4 fxe4 19. Qb4 b6 20. c4 dxc4 21. Bxc4+ Nxc4 22. Qxc4+ Qd5 23. Qxd5+ cxd5 24. Rfc1 {Precision: White = 71%, Black = 65%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.1"]
[White "Mista, Aleksander"]
[Black "Harikrishna, P."]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2597"]
[BlackElo "2738"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 31,96,0,18,0,0,-10,-11,-11,0,-7,0,-21,-8,-15,-15,-9,-13,-15,9,-17,0,0,0,0,0,0,0,0,0,0,0,0,24,-50,-55,-43,-26,-22,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. Be3 a6 8. O-O Be7 9. f4 d6 10. Kh1 O-O 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Qg3 Bc6 15. Rae1 Rad8 16. Bf3 {B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3} (16. Bd3 Qd7 17. Nd1 Nh5 18. Qg4 Nf6 19. Qg3 Nh5 20. Qg4 {½-½ (20) Inarkiev,E (2683)-Harikrishna,P (2738) Palma de Mallorca 2017}) 16... Ne8 {LiveBook: 5 Games} 17. Qf2 {And now Bb6 would win.} Rb8 $146 ({Predecessor:} 17... Rc8 18. Bb6 Qd7 19. Rd1 Qb7 20. Qe3 Nf6 21. Bd4 a5 22. Bxf6 Bxf6 23. Rxd6 {0-1 (44) Orlov,V (2405)-Kalegin,E (2495) St Petersburg 1996}) 18. Qd2 e5 19. Be3 exf4 20. Bxf4 Bf6 21. Rd1 Be5 22. Bg4 Qe7 23. Bf5 Bxf4 24. Qxf4 g6 (24... b4 {is more complex.} 25. Nd5 Bxd5 26. exd5 bxa3 27. bxa3 Nf6) 25. Bh3 Qe5 26. Qxe5 dxe5 27. Bd7 Ba8 28. Bxe8 Rbxe8 29. Rf6 a5 30. Nxb5 Bxe4 31. c4 Rb8 32. b4 (32. Kg1 $11) 32... axb4 $15 33. axb4 Bc2 34. Rd5 $1 Bb3 {The position is equal.} 35. Rc6 e4 {[#] White must now prevent ...e3.} 36. Kg1 e3 37. Re5 Rfd8 {[%cal Rd8d1]} 38. Rxe3 Bxc4 39. Rxc4 {[#] aiming for Nd4.} Rxb5 $11 {[%mdl 4096] Endgame KRR-KRR} 40. Kf2 Rd1 41. Re1 Rf5+ 42. Ke2 Rd6 43. Re4 Rfd5 44. Kf3 Rd2 45. R1e2 Rf6+ 46. Kg3 Rd1 47. Re1 Rd2 48. R1e2 Rd1 {Precision: White = 64%, Black = 63%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.1"]
[White "Miton, Kamil"]
[Black "Michalik, Peter"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2596"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,55,24,20,0,0,0,8,9,38,34,42,30,54,70,56,40,73,62,61,73,94,118,114,115,161,163,168,166,154,169,297,297,300,285,293,299,297,285,298,288,302,288,309,313,335,270]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. Nbd2 a5 {LiveBook: 9 Games. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 7. Bb3 b5 $146 ({Predecessor:} 7... d5 8. O-O Bg4 9. h3 Bh5 10. a3 b5 11. Qe2 a4 12. Ba2 d4 13. g4 Bg6 14. Rd1 Kh8 15. Nf1 Nd7 16. Ng3 f6 {½-½ (16) Mamedov,R (2627)-Adams,M (2735) Cala Mayor 2008}) 8. a4 b4 {The position is equal.} 9. O-O Bb7 10. Nc4 d5 11. exd5 Nxd5 12. Ncxe5 Nxe5 13. Nxe5 bxc3 14. bxc3 Bd6 15. d4 Bxe5 16. dxe5 Nxc3 {[#]} 17. Qc2 $1 {[%cal Rc2c3]} Qd4 {[#] White must now prevent ...Bxg2!} 18. Bb2 $1 {[%cal Rb2c3]} Qe4 19. Qxe4 Nxe4 20. Rfc1 $36 {[%mdl 2048] White is really pushing.} Rab8 (20... Ra6 $142) 21. e6 $18 {White has a decisive advantage.} ({Weaker is} 21. Rxc7 Ba6 $16) 21... fxe6 22. Bxe6+ Kh8 23. Rxc7 {[%csl Gc7][%cal Rb2g7]} Nf6 24. Bc3 Rfe8 25. Bf7 Red8 26. Bxa5 Ra8 27. Be1 Ba6 28. Bc4 {Precision: White = 69%, Black = 74%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.1"]
[White "Azarov, Sergei"]
[Black "Huschenbeth, Niclas"]
[Result "1-0"]
[ECO "B74"]
[WhiteElo "2552"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,89,14,15,21,25,12,6,0,31,0,64,48,68,65,117,123,169,172,172,170,175,162,191,177,207,200,216,186,195,184,191,188,200,200,186,196,187,202,190,199,225,217,335,322,308,187,243,183,216,214,228,215,206,206,224,212,262,250,356,341,453,437,592,568,850,837,1360,1311]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Be2 g6 8. O-O Bg7 9. Kh1 O-O 10. a4 Nc6 11. Be3 Bd7 12. Nb3 b6 13. Bf3 {B74: Sicilian Dragon: Classical System with 9 Nb3} Rab8 14. Qe2 Nb4 15. Rfd1 {The position is equal.} Be6 16. h3 $146 ({Predecessor:} 16. Qd2 Rfc8 17. Nd5 Nbxd5 18. exd5 {0-1 (50) Heberla,B (2454)-Stocek,J (2585) Warsaw 2005}) 16... Qc4 (16... Bc4 $11 17. Qd2 Nd7) 17. Nd4 $1 $14 Qxe2 18. Ncxe2 {[#] Black must now prevent c3.} Bd7 ({Black should try} 18... Bc4 $1 $14) 19. c3 $16 {[%cal Bc2c3,Bc3b4,Bb4b5][%mdl 32]} e5 20. cxb4 {Hoping for Nc2.} exd4 21. Bxd4 Be6 22. Nc3 Bb3 23. Rd2 Rfd8 24. b5 a5 25. Re1 Ne8 26. Bd1 Be6 27. Bc2 Rdc8 28. f5 Bc4 29. Bxg7 Kxg7 30. Re3 f6 31. Bb1 Rb7 32. Ba2 d5 (32... Rbc7 {might work better.} 33. Bxc4 Rxc4) 33. Bxc4 $18 (33. exd5 Bxa2 34. Nxa2 gxf5 $18) 33... dxc4 34. Nd5 Nd6 (34... gxf5 {is a better defense.} 35. Rf2 (35. exf5 Rd8 $16) 35... fxe4) 35. Ne7 c3 36. bxc3 Rxc3 37. Rxc3 Nxe4 38. Nd5 Nxd2 39. fxg6 hxg6 {[%mdl 4096] Endgame KRN-KRN} 40. Rc6 Rd7 (40... Nb3 $142 41. Kg1 (41. Rxf6 Rd7 $14) (41. Nxf6 Nc5 $16) (41. Nxb6 Nd4 $18) (41. Rxb6 Rxb6 42. Nxb6 Nc5 $18) 41... g5 42. Rxf6 Nc5 43. Rxb6 Rd7) 41. Nxb6 ({Less strong is} 41. Nxf6 Rd4 $16) 41... Rd4 42. Rc7+ {White is clearly winning.} Kf8 43. Nd7+ Ke7 44. Nc5+ Kd6 {[#]} 45. Rd7+ $1 {Precision: White = 73%, Black = 25%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.1"]
[White "Petenyi, Tamas"]
[Black "Duda, Jan-Krzysztof"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2454"]
[BlackElo "2710"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,100,-34,-23,-37,-33,-71,-68,-83,-77,-101,-94,-191,-200,-166,-114,-166,-161,-161,-163,-163,-166,-158,-157,-327,-316,-319,-324,-310,-306,-358,-377,-477,-483,-504,-510,-461,-497,-618,-628,-606,-595,-624,-419,-425,-414,-377,-359,-432,-429,-435,-409,-461,-416,-466,-462,-465,-477,-468,-461,-494,-491,-583,-585,-545,-709,-670,-583,-984,-805,-1564,-1568,-1180,-1197,-1170,-1005,-885,-806,-6199,-2585,-29979,-29980,-29980,-29976]} 1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. e3 e5 6. Nge2 Nge7 7. O-O d6 8. b3 O-O 9. Bb2 Be6 10. d3 d5 {LiveBook: 4 Games} 11. cxd5 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} Nxd5 12. Na4 Qe7 13. Rc1 {Black is slightly better.} b6 14. a3 $146 ({Predecessor:} 14. Nec3 Rad8 15. Qe2 Qd7 16. Rfd1 f5 17. Rd2 Rfe8 18. Qd1 Nde7 {0-1 (32) Thompson,I (2243)-Gareev,T (2658) Rockville 2012}) 14... Rac8 15. d4 (15. Nac3 $17 Nxc3 16. Rxc3) 15... cxd4 $19 16. exd4 Bh6 (16... Rfd8 $19 17. Re1 (17. dxe5 $2 Ne3 $19) 17... Qe8) 17. Rc2 {[#]} (17. Rxc6 $17 {might work better.} Rxc6 18. dxe5) 17... Ne3 $1 {[%mdl 512]} 18. fxe3 Bxe3+ 19. Kh1 Bxb3 20. Nac3 {[#] Threatens to win with Nd5.} ({But not} 20. Bxc6 $2 Rxc6 21. Nac3 Rf6 $19) 20... Rfd8 $1 {[%cal Re5d4]} ({Weaker is} 20... Bxc2 21. Qxc2 exd4 22. Nd5 $14) 21. Qd3 $2 (21. Nc1 $17 Bxc2 22. Qxc2 Nxd4 23. Qe4 Bxc1 24. Rxc1) 21... exd4 22. Ne4 Bxc2 23. Qxc2 d3 24. Qc3 {[%csl Gb2][%cal Rc3h8]} Ne5 $1 25. Nf6+ Kg7 26. Qxe5 Qxe5 27. Bxe5 {Black must now prevent Nd5+.} dxe2 28. Ng4+ Kg8 29. Nxe3 exf1=Q+ 30. Bxf1 Rc1 31. Kg2 Rd2+ 32. Kf3 Rxh2 33. a4 {[#]} Rxf1+ $1 34. Nxf1 Ra2 35. Ne3 Rxa4 36. Nd5 h5 37. Nf6+ Kf8 38. Bd6+ Kg7 39. Ne8+ Kh6 40. Be5 g5 41. Nd6 Kg6 42. Nc8 f6 43. Bb8 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} 44. Nxb6 Rb4 45. Ba7 a4 46. Nd5 Rc4 47. Ne7+ Kh7 {Hoping for ...a3.} 48. Nd5 a3 49. Nxf6+ Kg6 50. Nd7 Rc3+ {Precision: White = 19%, Black = 98%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.1"]
[White "Sorm, Daniel"]
[Black "Balogh, Csaba"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "2314"]
[BlackElo "2632"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,61,0,0,0,6,0,0,-9,0,-1,0,0,0,-8,-8,-8,0,-29,-29,-47,-17,-38,-46,-68,-66,-169,-179,-200,-198,-209,-192,-163,-175,-166,-133,-255,-243,-229,-235,-233,-241,-579,-595,-671,-654,-2525]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Nge2 Re8 8. O-O Bf8 9. Bd2 {E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} a5 {LiveBook: 4 Games} (9... b6 10. Rc1 c5 11. Nf4 Bb7 12. Qf3 Na6 13. Rfd1 cxd4 14. exd4 Nc7 15. Bc2 Bd6 {1-0 (44) Carlsen,M (2832)-Karjakin,S (2781) Stavanger 2017}) 10. Rc1 Na6 {[%cal Bb8a6,Ba6c5,Bc5a4,Ba4b6,Bb6c4][%mdl 32]} 11. a3 $146 {The position is equal.} ({Predecessor:} 11. f3 Nb4 12. Bb1 c5 13. g4 b6 14. a3 Nc6 15. Rf2 Ba6 16. Rg2 g6 {½-½ (34) Rakhmanov,A (2570)-Zakhartsov,V (2586) Voronezh 2010}) 11... c6 12. f3 c5 13. Qe1 Bd7 14. Qh4 {[#] aiming for Nxd5!} h6 15. dxc5 Nxc5 16. Bc2 $1 b5 17. b4 axb4 18. axb4 Na4 19. Qd4 Nb6 20. e4 {Threatening e5.} Nc4 21. Bf4 (21. Nxd5 $15 Nxd5 22. exd5) 21... Bxb4 $19 22. Nxd5 Nxd5 23. Qxd5 Qb6+ 24. Kh1 Be6 $36 {[%mdl 2048] White is under strong pressure.} 25. Qh5 Bf8 26. e5 (26. Nc3 $17 {was called for.}) 26... Ne3 27. Bxe3 Qxe3 28. f4 Bc4 29. Bd1 $2 {[#]} (29. Ng3 {nothing else works.}) 29... Ra2 30. Re1 Qf2 31. Qxf7+ {Precision: White = 17%, Black = 80%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.2"]
[White "Navara, David"]
[Black "Bobras, Piotr"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2732"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,45,5,34,31,60,60,56,48,110,100,139,136,131,157,147,150,147,137,124,83,99,97,98,49,201,203,210,200,408,376,567,546,535,355,493,442]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. h4 (5. Nf3 O-O 6. Be2 c5 7. O-O cxd4 8. exd4 Bg4 9. h3 Bxf3 10. Bxf3 Nc6 11. Ne2 b5 12. c3 e6 13. a3 a5 14. Nc1 b4 15. a4 Ne4 16. Bxe4 dxe4 {½-½ (85) Carlsen,M (2837)-Ding,L (2774) Saint Louis 2017}) 5... h5 6. Nf3 {A45: Trompowsky Attack} Bg4 {LiveBook: 3 Games} 7. Qd2 Bxf3 8. gxf3 {White is slightly better.} O-O $146 ({Predecessor:} 8... c6 9. O-O-O e6 10. e4 Nbd7 11. Bh3 Nb6 12. Qd3 Qe7 {1-0 (48) Kadar,G (2196)-Oltean,G (2133) Hungary 2010}) 9. O-O-O c5 ({Better is} 9... Nc6 $14) 10. dxc5 $16 {[%cal Rc3d5]} Nc6 11. Nxd5 Nxd5 12. Qxd5 Qa5 13. Qb3 e5 14. Bh2 (14. Qxb7 exf4 15. Qxc6 Rab8 $17) 14... Qxc5 15. Rg1 ({Inferior is} 15. Qxb7 Nb4 $17) 15... Rad8 16. Rxd8 Rxd8 17. Bc4 {[%cal Bf1c4,Bc4f7,Bf7g6][%mdl 32]} (17. Qxb7 Nb4 $11) 17... Qd6 $2 (17... Qe7 $1 $14) 18. Bxf7+ $18 Kf8 {[#] ( -> ...Qd2+)} 19. a3 (19. Bxg6 $2 {is a self mate.} Qd2+ 20. Kb1 {[#]} Qd1+ $1 {[%mdl 512]} 21. Rxd1 Rxd1#) 19... Qd2+ $2 (19... Ne7 20. Kb1 Qf6) 20. Kb1 Qxf2 (20... Na5 {is a better defense.} 21. Qe6 Qd7) 21. Bxg6 {[%csl Gg6][%cal Rb3f7]} Qxf3 22. Ka2 a5 23. Rg5 {Precision: White = 65%, Black = 31%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.2"]
[White "Movsesian, Sergei"]
[Black "Cerveny, Martin"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2667"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,57,49,47,50,37,46,41,33,33,44,46,40,43,70,66,89,104,156,149,168,171,179,179,258,259,256,246,256,266,248,244,260,258,479,501,503,504,497,491,610,583]} 1. e4 c5 2. Ne2 d6 3. g3 Nf6 4. Bg2 Nc6 5. O-O (5. c3 e6 6. d4 Be7 7. d5 exd5 8. exd5 Ne5 9. f4 Ng6 10. c4 h5 11. h3 Bf5 12. Nbc3 Qd7 {½-½ (31) Ma,Q (2637)-Xu,Y (2536) Beijing 2017}) 5... e6 6. d4 {B20: Sicilian: Unusual White 2nd moves} cxd4 7. Nxd4 Bd7 8. c4 Be7 9. Nc3 O-O 10. b3 {LiveBook: 3 Games} a6 11. a4 Qa5 $146 ({Predecessor:} 11... Qc7 12. Ba3 Rfd8 13. Nc2 {1-0 (35) Belov,L-Kozlov,V Volgograd 1977}) 12. Nde2 Rfd8 13. h3 Nb4 14. Bd2 Qc7 15. Be3 {[%cal Bd2e3,Be3d4,Bd4c3][%mdl 32]} Qa5 16. Qd2 Bc6 17. Nd4 d5 {[#]} (17... Bd7 $142) 18. exd5 $1 $16 exd5 19. Nf5 Bf8 {[#] Threatens to win with ...dxc4.} 20. Bd4 $1 Ne8 (20... Ne4 $142 21. Bxe4 dxe4) 21. Nxd5 $18 Bxd5 22. cxd5 ({Don't take} 22. Bxd5 $6 Qc7 $16) 22... Rxd5 23. Bxd5 Qxd5 24. Bc3 Qxf5 25. Bxb4 Qxh3 $2 (25... Nf6 {might work better.} 26. Bxf8 Rxf8) 26. Bxf8 {White is clearly winning.} Kxf8 27. Qb4+ Kg8 28. Qxb7 Rc8 29. Rac1 {Precision: White = 90%, Black = 36%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.2"]
[White "Shengelia, David"]
[Black "Fedorov, Alexei"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2557"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,117,22,30,6,22,0,0,-18,-13,-27,0,-43,-52,-48,-36,-120,-109,-142,-155,-149,-159,-155,-157,-157,-172,-167,-161,-254,-248,-285,-277,-261,-201,-210,-133,-133,-60,-46,-18,-113,-121,-122,-121,-129,-129,-121,-71,-77,-75,-76,-70,-102,-78,-70,-77,-71,-16,-16,-16,-33,0,0,0,0,0,0,0,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nc6 7. Nc3 e5 8. dxe5 {E62: Königsindisch (6...Sc6)} Nxe5 (8... dxe5 9. Bg5 Be6 10. Qc1 Qb8 11. Rd1 Nd7 12. Bh6 f6 13. Bxg7 Kxg7 14. b3 Rf7 15. Qb2 Qf8 16. Rd2 Rd8 17. Rad1 Nb6 18. Rxd8 Nxd8 {½-½ (35) Vidit,S (2721)-Naiditsch,A (2700) Hungary 2017}) 9. b3 Nxf3+ {LiveBook: 5 Partien} 10. exf3 $146 {Weiß hat minimalen Vorteil.} ({Vorgänger:} 10. Bxf3 Bh3 11. Re1 c6 12. Bb2 Re8 13. Qd2 Qa5 14. Rad1 Rad8 15. Nd5 Qxd2 16. Nxf6+ Bxf6 17. Rxd2 Bxb2 18. Rxb2 {½-½ (51) Prohaszka,P (2614)-Liang,A (2554) Saint Louis 2017}) 10... Be6 11. f4 c6 12. Ba3 Qa5 $1 {[%cal Ra5a3]} 13. Qc1 Rfd8 {[%cal Bf8d8,Bd8d4,Bd4c4][%mdl 32]} 14. Rd1 d5 {[%cal Bd6d5,Bd5d4,Bd4d3][%mdl 32]} 15. b4 Qc7 16. c5 (16. cxd5 $1 $15 cxd5 17. Na4) 16... d4 $36 {[%mdl 2048] Weiss muss aufpassen.} 17. Ne2 d3 18. Nc3 Rd4 19. Qd2 Rad8 20. Rac1 Qd7 21. Re1 Bf5 22. f3 (22. Nd1 $142) 22... h5 $19 23. h4 Rc4 24. Kh2 Re8 25. Ne4 Rcxe4 (25... Nxe4 26. fxe4 Rxc1 27. Bxc1 $15) 26. fxe4 Nxe4 (26... Rxe4 $17 27. Bxe4 Bxe4) 27. Bxe4 $15 Bxe4 28. Rcd1 (28. Rb1 $1 $11 {war der einzige Weg, das Gleichgewicht zu behalten.}) 28... Qd4 $17 29. Qe3 {[#] Und Dxd4 würde nun gewinnen.} Kf8 30. Qxd4 Bxd4 31. Bc1 f5 {[%mdl 1024] Schwarz hat starke Kompensation.} 32. Be3 Bf6 33. Kg1 Kf7 34. Bd2 Ke6 35. Kf1 Kd5 36. Rb1 b6 (36... Bd4 $17) 37. cxb6 $1 $11 axb6 {Weiss muss nun ...Ta8 beachten.} 38. a4 $1 c5 39. bxc5 bxc5 40. a5 Bd4 41. Rb7 Re6 42. Rd7+ Kc4 (42... Kc6 $5 {[%cal Rc6d7]} 43. Rd8 Kc7 $15) 43. Rd8 {Die Stellung ist ausgeglichen.} Kb5 44. Rb8+ Ka6 45. Reb1 c4 {[#] Und weiter mit ...c3 wäre nett.} 46. Rd8 Ba7 47. Rc8 Rc6 48. Rxc6+ Bxc6 {[%mdl 4096] Endspiel KTL-KL} 49. Bc3 Be4 50. Rb4 Bd5 51. Ke1 Be6 52. Kd2 Bd5 ({Natürlich nicht} 52... Bf2 $6 53. Rb8 $16) 53. Rb1 Be4 ({Viel schlechter ist} 53... Bf2 $6 54. Rb8 $16) 54. Rb2 Bc6 55. Rb1 Be4 56. Be5 Bf2 57. Bc3 Ba7 ({Nicht} 57... Bxg3 $2 58. Rb6+ Ka7 59. Ke3 $18) 58. Be5 Bf2 59. Bc3 {Precision: Weiß = 64%, Schwarz = 70%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.2"]
[White "Ftacnik, Lubomir"]
[Black "Stocek, Jiri"]
[Result "1/2-1/2"]
[ECO "D22"]
[WhiteElo "2537"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,122,18,44,-10,-11,0,0,0,-2,-88,0,0,17,9,37,7,19,18,10,-10,0,0,0,0,-6,-19,0,0,0,0,0,0,0,0,0,0,0,0,-9,-11,0,0,0,0,0,0,0,0,0,-53,-47,-47,-47,-91,-47,-103,-98,-141,-139,-141,-143,-127,-134,-143,-143,-142,-140,-142,-142,-150,-150,-237,-230,-230,-8,-8,-17,-29,-32,-39,-48,-77,-15,-141,-108,-25,-8,-143,0,0,0,0,0,0,0,0,0,0,0,0,-8,-148,-148,-163,0,0,0,0,0,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. O-O a6 {LiveBook: 111 Games} 8. g4 {D22: Queen's Gambit Accepted: 3 Nf3 a6 4 e3} (8. Nc3 $14) 8... Bg6 $11 9. Ne5 Nbd7 10. Nxg6 hxg6 11. Qf3 {[#]} (11. Kg2 $1 $11) 11... c5 $146 (11... Nh7 $1 $17 {[%cal Rh7g5]} 12. e4 Ng5 13. Bxg5 Qxg5) ({Predecessor:} 11... Nh7 12. Qg3 Ng5 13. f4 Bd6 14. Rd1 Rxh3 15. Qg2 Nf3+ {0-1 (15) Doric,D (2404)-Stevic,H (2512) Bizovac 2006}) 12. Rd1 cxd4 13. exd4 Rc8 14. Bf1 Nd5 15. Nc3 N7b6 16. Bd2 Bb4 17. Nxd5 Qxd5 18. Qd3 Bxd2 19. Rxd2 O-O 20. Bg2 Qd7 21. d5 Nxd5 22. Bxd5 exd5 23. Qxd5 Qxd5 24. Rxd5 {[%mdl 4096] Endgame KRR-KRR} Rc2 25. Re1 Rxb2 26. a4 b5 27. axb5 Rxb5 28. Rd6 Ra8 29. Re7 Rb4 30. Rdd7 Rf4 31. Ra7 (31. g5 $11) 31... Rxa7 $15 32. Rxa7 {KR-KR} Ra4 33. Ra8+ Kh7 34. Ra7 {[#]} (34. g5 $15) 34... f6 $1 $17 35. Kg2 g5 36. Kg3 a5 37. Kg2 Ra3 38. Kh2 a4 39. Kg2 Ra2 40. Kf3 a3 41. Kg3 Ra1 42. Kh2 (42. Ra8 $17 {keeps fighting.}) 42... Kg8 $19 43. Kg2 g6 $2 ({Black should play} 43... a2 $19 44. Kf3 Kf8) 44. Kf3 $11 Kf8 45. Kg2 Ke8 46. Ra6 Ke7 {aiming for ...a2.} 47. Kf3 Kf7 (47... f5 $17 48. Ke2 a2) 48. Kg2 (48. Ke2 $1 $11) 48... f5 49. Kf3 Ke7 50. Kg2 (50. Ke2 $1 $11 {was the only way to keep the balance.}) 50... a2 (50... Kd7 $17 51. Rxg6 a2) 51. Kh2 Kd7 52. Kg2 Kc7 53. Ra8 Kd6 54. Ra5 $1 Ke6 {Strongly threatening ...Kd6.} 55. Ra8 Ke5 {White must now prevent ...Ke4.} 56. Ra5+ Ke4 {...Kd3 is the strong threat.} 57. Ra4+ (57. Ra8 $11 {keeps the balance.} Kd3 58. Kf3) 57... Kd3 $17 58. Ra8 f4 $2 ({Better is} 58... Kc2 $19 {Threatens to win with ...Kb3.} 59. Rc8+ Kb3 60. Rb8+ Kc4 61. Rc8+ Kd5) 59. Rd8+ $11 {The position is equal.} Ke2 {( -> ...Rg1+!)} 60. Re8+ Kd2 61. Rd8+ Ke2 {Precision: White = 60%, Black = 46%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.2"]
[White "Tazbir, Marcin"]
[Black "Rosko, Lubos"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2520"]
[BlackElo "2312"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,77,35,40,19,29,33,56,7,56,71,129,129,129,129,130,131,124,116,170,170,170,170,189,193,193,192,236,236,239,242,394,384,385,383,407,400,429,421,447,312,304,302,305,297,312,298,296,291,299,301,366,386,378,310,558,553,1124,1073,29980,29981]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. d3 d6 6. f4 Bg7 7. Nf3 Nf6 {[%cal Bg8f6,Bf6e8,Be8c7,Bc7b5][%mdl 32]} 8. O-O O-O 9. Qe1 Rb8 10. b3 Ne8 {LiveBook: 5 Games. B23: Closed Sicilian: Lines without g3} (10... Nh5 11. Bd2 Bxc3 12. Bxc3 Nxf4 13. e5 Bg4 14. Qh4 Ne2+ 15. Kh1 Bxf3 16. Rxf3 Nxc3 17. Qh6 f6 18. e6 {1-0 (34) Paehtz,E (2463)-Saduakassova,D (2428) Doha 2016}) 11. Rb1 Nc7 12. Ne2 Nb5 $146 {White is slightly better.} ({Predecessor:} 12... Bg4 13. Bb2 Bxb2 14. Rxb2 Nb5 15. Qh4 Bxf3 16. Rxf3 e6 {½-½ (16) Rodriguez,J-De Greif,B Bogota 1969}) 13. Qh4 e6 14. Qf2 ({Much worse is} 14. Ng5 h6 $11) 14... Qb6 (14... f6 $142) 15. e5 d5 16. c4 {[%cal Bc2c4,Bc4c5][%mdl 32]} Nd4 17. Nexd4 cxd4 18. Nxd4 Rd8 {[#]} (18... Ba6 $16) 19. c5 $1 $36 {[%cal Rc5b6][%mdl 2048] Black is under strong pressure.} Qa6 20. Qc2 f6 21. exf6 Bxf6 22. Nf3 Re8 23. Be3 Qa5 24. Bd4 Qd8 $2 (24... Bxd4+ 25. Nxd4 Qc7) 25. Bxf6 Qxf6 26. Ne5 Bb7 27. Nd7 Qd4+ 28. Qf2 Qxd3 29. Rbd1 Qf5 30. Nxb8 Rxb8 31. Qe2 Re8 32. Rf3 Qf8 33. Qf2 Ba6 34. Re1 Qf5 35. Qd4 Re7 36. h3 h5 $2 (36... Bc8 {was called for.} 37. Kh2 Qf8) 37. Re5 Qb1+ 38. Kh2 Kh7 {[#]} 39. f5 $1 {Precision: White = 84%, Black = 17%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.2"]
[White "Cernousek, Lukas"]
[Black "Dziuba, Marcin"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2450"]
[BlackElo "2584"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,64,14,25,42,0,0,0,0,6,0,0,3,4,4,0,19,15,19,17,18,18,19,22,15,0,0,0,0,0,7,4,2,0,2,-7,0,-67,-54,-58,0,-3,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 {[%cal Bc1d2,Bd2b4,Bb4a3,Ba3d6][%mdl 32]} Qxd4 7. Bxb4 Qxe4+ 8. Ne2 Nd7 9. Qd6 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} a5 10. Ba3 Qe5 11. Qd2 {LiveBook: 5 Games} Ngf6 12. Bd6 $146 (12. f4 $5 {[%cal Rf4e5]} Qb8 13. Nc3 $11) ({Predecessor:} 12. O-O-O Ne4 13. Qe3 b5 14. f4 Qc7 15. Qxe4 b4 16. Bxb4 axb4 {½-½ (41) Hauchard,A (2450)-Dorfman,J (2580) Brussels 1993}) 12... Ne4 $1 {[%cal Re4d6]} 13. Bxe5 Nxd2 14. Bxg7 Rg8 15. Kxd2 {[#] aiming for Bd4.} Rxg7 16. Nf4 Nc5 17. Re1 Bd7 18. g3 O-O-O 19. Nd3 Nxd3 20. Bxd3 f6 21. Kc3 e5 22. Be2 Bg4 23. f3 Be6 24. Rd1 Rxd1 25. Rxd1 $11 {[%mdl 4096] Endgame KRB-KRB} Kc7 26. a3 h5 27. Rd2 h4 28. gxh4 (28. g4 $11) 28... Rh7 $15 29. f4 exf4 (29... Rxh4 $15 30. fxe5 fxe5) 30. h5 $11 {The position is equal.} Bf7 31. Rd4 Bxh5 32. Bd3 Rh6 {Precision: White = 67%, Black = 74%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.3"]
[White "Yemelin, Vasily"]
[Black "Cyborowski, Lukasz"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2556"]
[BlackElo "2517"]
[Annotator "TA"]
[PlyCount "167"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 31,167,58,98,110,100,102,111,108,105,98,102,100,100,106,121,122,171,170,162,136,247,237,354,372,327,201,276,263,309,306,311,293,313,314,356,309,310,298,288,228,320,314,197,61,61,61,61,61,61,61,61,61,183,183,133,133,133,133,197,190,183,0,212,212,212,212,212,204,204,202,197,190,175,175,569,175,160,61,362,61,61,61,61,61,619,61,608,562,537,61,61,61,61,0,540,0,0,0,516,0,0,0,0,0,0,0,0,0,0,0,529,435,391,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. O-O Bd6 8. c4 c6 9. cxd5 cxd5 10. Nc3 Nxc3 11. bxc3 O-O 12. Qh5 {C43: Petroff Defence: 3 d4} g6 13. Qxd5 Qc7 14. c4 Be6 15. Qf3 Bxc4 16. Bh6 Rfe8 {LiveBook: 10 Games} (16... Bxh2+ $2 17. Kh1 $18) 17. Rfc1 (17. Bxc4 Qxc4 18. Qf6 Bf8 $11) 17... b5 (17... Bxh2+ $2 18. Kh1 $18) 18. g3 $1 Rac8 19. a4 $1 {[%cal Ra4b5]} ({Of course not} 19. Qf6 $6 Bf8 $11) 19... Qd7 20. axb5 $1 $40 {[%mdl 128] White attacks with force.} Bxd3 21. Rxc8 Rxc8 22. Qxd3 Rb8 23. d5 {[%cal Bd4d5,Bd5d6][%mdl 32]} Be5 24. Rb1 Rd8 25. Rc1 Bg7 (25... Qg4 $16 26. Be3 Qd7) 26. Bf4 $1 $18 h6 (26... Bf8 $142 27. d6 Qe6) 27. d6 g5 28. Be3 Qe6 29. Rc6 Bf8 30. Bxa7 Rxd6 31. Rxd6 Bxd6 32. Be3 f5 33. h3 f4 34. gxf4 gxf4 35. Bd4 h5 (35... Kf7 $142 36. Bc3 Ke8) 36. b6 Qd5 37. Qg6+ (37. h4 $1 $18) 37... Kf8 $14 38. Qg7+ Ke8 39. b7 f3 $1 40. Qh8+ Kd7 41. b8=N+ Kc7 (41... Bxb8 $1 $14 42. Qxb8 Qxd4) 42. Na6+ $1 $18 Kb7 {( -> ...Qg5+)} 43. Nc5+ $1 Bxc5 44. Qg7+ Kc6 (44... Kb6 $16 45. Bxc5+ Kxc5) 45. Bxc5 $1 Kxc5 {[%mdl 4096] Endgame KQ-KQ} 46. Qc3+ $2 ({White must play} 46. Qe7+ $1 $18 Kb5 47. Kh2) 46... Kd6 $2 (46... Kb5 $1 $11 47. Qb2+ Kc4 48. Qc1+ Kd3 49. Qe3+ Kc4) 47. Qf6+ $1 Qe6 48. Qxf3 Qg6+ 49. Kh2 Ke7 50. Qb7+ Kf8 51. Qb8+ Kf7 52. Qc7+ Kf8 $2 (52... Ke8 {is more resistant.} 53. Qe5+ Kd7) 53. Qf4+ $2 (53. Qe5 Kf7 54. f3) 53... Ke7 54. Qg3 (54. Qe5+ $16 Kd7 55. f3) 54... Qf5 $2 {[%mdl 8192]} (54... Qf6 $1 $14) 55. Qg7+ $2 (55. Qe3+ $18 Kd7 56. Kg3) 55... Ke6 56. Qh6+ Kf7 $1 57. Kg3 Qd3+ $2 {[%mdl 8192]} (57... Qd5 $14 58. Qh7+ Kf6) 58. Qe3 $2 (58. f3 $1 $18 Qf5 59. Qf4) 58... Qg6+ $2 {[%mdl 8192]} (58... Qd8 $14 59. Qe5 Kg6 60. Qe6+ Kh7) 59. Kh4 $1 Qf5 60. Qg3 $2 (60. f3 $1 $18 Qf6+ 61. Kxh5) 60... Kf6 $14 61. Qd6+ Kg7 62. f4 ({Better is} 62. Qe7+ $14 Kg6 63. Qe8+ Kh6 64. Qc6+ Kg7 65. Qc3+ Kf8 66. Qg3) 62... Kf7 $2 {[%mdl 8192]} (62... Qe4 $1 $11) 63. Qe5 $2 (63. Kg3 $18 {aiming for Qe5.} h4+ 64. Kxh4) 63... Kg6 $11 64. Qd6+ $2 {[%mdl 8192]} (64. Qxf5+ $1 $11 Kxf5 65. Kxh5 (65. Kg3 Ke4 $11) 65... Kxf4 66. Kh6) 64... Kf7 $18 65. Qe5 $2 (65. Qh6 $18 Ke7 66. Qg5+ (66. Qxh5 Qxf4+ 67. Qg4 Qf6+ 68. Kh5 Qh8+ 69. Kg6 Qg8+ 70. Kh6 Qh8+ 71. Kg5 Qf6+ 72. Kh5 Qh8+ 73. Kg5 Qg7+ 74. Kh5 Qh8+ $11) 66... Ke6 67. Kxh5 (67. Qxh5 Qxf4+ 68. Qg4+ Ke5 $11) 67... Qxh3+ 68. Kg6 Qd3+ 69. f5+ Ke5 70. Qf6+ Kf4 71. Qh4+ Ke5 72. Qh2+ Kd5 73. Qf4) 65... Kg6 $11 66. Qe8+ Kh6 {[%cal Rf5f4]} 67. Qh8+ Kg6 {[%cal Rf5f4]} 68. Qg8+ Kh6 $1 69. Qh8+ $1 Kg6 {[%cal Rf5f4]} 70. Qd4 {Strongly threatening Qd6+.} Kf7 $2 {[%mdl 8192] [#]} (70... Kh7 $11 {and Black is okay.} 71. Qd6 Kg7) 71. Qd6 $1 $18 Kg7 {[#]} 72. Qd4+ $2 ({White has to play} 72. Kg3 $1 $18 Qc2 73. Qe7+ Kg8 74. Qe8+ Kg7 75. Qxh5) 72... Kf7 {The position is equal.} 73. Qe3 Kg7 74. Qc3+ Kh6 {[%cal Rf5f4]} 75. Qd4 {Hoping for Qd6+.} (75. Qh8+ {looks sharper.}) 75... Kh7 76. Kg3 (76. Qc4 {seems wilder.} Kh6 77. Qc6+ Kh7 78. Qf3 Kh6 79. Kg3) 76... Qg6+ $1 77. Kf3 {Black must now prevent Qe4.} Qa6 78. Qe4+ Kh6 79. Kg3 {Threatens to win with Qe7.} Qb6 80. Qd3 Qg1+ 81. Kh4 {Qd6+ is the strong threat.} Qe1+ 82. Qg3 Qe7+ 83. Qg5+ Qxg5+ 84. fxg5+ {Precision: White = 55%, Black = 45%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.3"]
[White "Antoniewski, Rafal"]
[Black "Dragnev, Valentin"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2531"]
[BlackElo "2461"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,64,18,42,9,12,0,0,0,0,0,24,28,52,0,5,15,23,0,0,0,0,0,0,0,17,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} b6 13. a4 Bb7 14. Rfe1 Nf6 15. Bd3 h6 {[#] LiveBook: 15 Games} 16. Rab1 $146 ({Predecessor:} 16. a5 bxa5 17. Rxa5 Qc7 18. Qb4 Rfb8 19. Qa3 Rc8 {½-½ (59) Svidler,P (2755)-Kramnik,V (2811) Sochi 2017}) 16... Qc7 17. a5 bxa5 18. Rbc1 Qd8 19. Rc5 a6 20. Rxa5 Qe7 21. h3 Rfc8 22. Qb2 (22. g3 {is more complex.} Rc7 23. Qb2 Rac8 24. Ra4 Rc3 25. Ne5) 22... Rc7 23. Qa3 Qxa3 {The position is equal.} 24. Rxa3 Kf8 25. Ne5 Rd8 26. Ra4 g5 27. Ng4 Nxg4 28. hxg4 Rcd7 29. Bxa6 Ra8 30. Bxb7 Rxa4 31. Bc6 $1 {[%csl LRa4,LRd7]} Rdxd4 {[#] Threatens to win with ...Rab4.} 32. Bxa4 Rxa4 {Precision: White = 41%, Black = 58%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.3"]
[White "Jakubiec, Artur"]
[Black "Bernasek, Jan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2512"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,79,0,0,0,0,0,0,0,0,0,0,4,0,23,-10,0,-7,0,-41,0,0,0,0,12,0,0,0,0,8,23,16,37,29,32,25,29,8,29,9,24,23,492,503,500,506,485,452,478,492,491,502,471,464,475,487,468,466,1154,1114,29992,29993,29993,29992,29994,29993]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. Nb5 Na6 5. e3 c6 6. Nc3 {D00: Damenbauernspiele} Qb6 7. a3 c5 8. Nf3 Bd7 9. Rb1 {LiveBook: 6 Partien} Be7 10. Bd3 O-O 11. O-O $146 ({Vorgänger:} 11. Ne5 c4 {1-0 (76) Artemiev,V (2692)-Radjabov,T (2742) Tbilisi 2017}) 11... Rfd8 {[%cal Bf8d8,Bd8d6,Bd6b6][%mdl 32]} 12. Ne5 Be8 13. Bg5 Rd6 14. Ng4 Qd8 $1 15. Bf4 Rb6 16. Ne5 Rc8 17. Qf3 Nb8 (17... c4 $5 {[%cal Rc4d3]} 18. Be2 Nc7 $11) 18. Qh3 c4 19. Be2 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8g6][%mdl 32]} 20. Bf3 Nf8 21. Rfd1 Ng6 22. Bg3 Bc6 23. Be2 Nd7 {[%cal Bf6d7,Bd7e5,Be5d3][%mdl 32]} 24. e4 $36 {[%mdl 2048] Weiss hat gut koordiniertes Spiel.} Ndxe5 25. exd5 $1 {[#]} Nd3 $1 {[%mdl 512]} 26. dxc6 (26. cxd3 cxd3) 26... Nxb2 27. d5 Nxd1 28. Rxd1 bxc6 $2 {[%mdl 8192]} (28... Qf8 $11 {und Schwarz ist OK.}) 29. dxe6 $18 Qf8 {...f5 ist eine echte Drohung.} 30. exf7+ Kh8 {und die Idee ...Td8 ließe Schwarz weiter hoffen.} 31. Bh5 {Droht stark Lxg6.} c5 32. Nd5 Rd8 33. Nxb6 Rxd1+ 34. Bxd1 {zielt auf Lh5 ab.} axb6 35. Qe6 Qd8 36. Bf3 Qd2 (36... Qd4 $142 37. Be2 Qf6 38. Bxc4 Qa1+ 39. Bf1 Qf6) 37. h4 Qxc2 {[#]} 38. Qxe7 $1 {[%mdl 512] Weiß setzt Matt.} Nxe7 39. f8=Q+ Ng8 40. Kh2 {Precision: Weiß = 69%, Schwarz = 56%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.3"]
[White "Cvek, Robert"]
[Black "Ragger, Markus"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "2504"]
[BlackElo "2644"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,66,0,0,7,10,17,16,20,29,17,20,31,20,16,20,17,24,22,31,27,17,14,7,28,0,0,0,0,-10,-10,-19,-22,-20,-22,-7,226,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 b6 5. Bb2 Bb7 6. d4 Bd6 7. Bd3 O-O 8. Nc3 a6 9. Qc2 Nbd7 10. O-O {LiveBook: 40 Games} Rc8 $146 {E14: Queen's Indian: Classical Variation (4 e3)} ({Predecessor:} 10... c5 11. cxd5 exd5 12. Rad1 Re8 13. Bf5 Nf8 14. dxc5 bxc5 15. Na4 Ne4 16. Bxe4 dxe4 17. Qc3 Ne6 18. Nxc5 exf3 19. Nxe6 {½-½ (51) Fedoseev,V (2683)-Inarkiev,E (2664) St Petersburg 2015}) 11. e4 {e5 is the strong threat.} dxe4 12. Nxe4 Nxe4 13. Bxe4 Bxe4 14. Qxe4 Nf6 15. Qb7 a5 16. Ne5 c5 17. dxc5 Bxc5 18. Rad1 Qc7 19. Qxc7 Rxc7 20. g4 Ra8 21. Kg2 a4 22. Kf3 Ne8 23. Nd7 axb3 24. axb3 Bd6 25. Nxb6 Rb8 $1 {[%cal Rb8b6]} 26. Bd4 Bc5 $2 (26... Rc6 $11) 27. Be5 $2 (27. Bxc5 $18 Rxc5 28. b4) 27... Rxb6 $11 {The position is equal.} 28. Bxc7 Rxb3+ 29. Kg2 {[#] Strongly threatening Rd8.} Nxc7 30. Rd8+ Bf8 {And now ...e5 would win.} 31. Rc8 Na6 32. Ra1 $1 {[%cal Ra1a6]} Rb8 33. Rxf8+ $1 Kxf8 {Precision: White = 48%, Black = 53%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.3"]
[White "Spacek, Petr"]
[Black "Smirin, Ilia"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2378"]
[BlackElo "2625"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,80,2,7,24,20,45,0,0,-18,0,-27,-4,5,1,-27,-14,-23,-31,-25,0,-31,-41,-37,-31,-66,-81,-97,-89,-94,-97,-91,-77,-83,-64,-89,-79,-179,-203,-495,-493,-489,-410,-390,-406,-408,-403,-403,-406,-366,-340,-330,-281,-616,-603,-1132,-1146,-1082,-1014,-1016,-956,-1128,-1140]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6 7. Nf3 h6 8. Bf4 e5 9. dxe5 Nh5 10. Be3 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4} dxe5 11. g3 {LiveBook: 4 Games} c6 12. Qd2 {White has an edge.} Kh7 13. O-O $146 ({Predecessor:} 13. O-O-O Qe7 14. Qd6 Qxd6 15. Rxd6 Re8 16. Rhd1 Nf6 17. c5 Nc7 {1-0 (49) Tan,Z (2504)-Kavutskiy,K (2360) Gibraltar 2016}) 13... Qe7 14. Rfd1 (14. Kg2 {feels hotter.} Rd8 15. Qc1 Nc5 16. Rd1 Rxd1 17. Qxd1 Nf6 18. Qc2) 14... Nf6 15. Qd6 Qxd6 16. Rxd6 Ng4 17. Bd2 Re8 18. Be1 Nc5 19. Rdd1 f5 20. Nd2 h5 21. Kg2 Ne6 22. Bd3 f4 $1 23. h3 fxg3 24. Kxg3 Nh6 25. Nf3 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 26. Bd2 Bf6 27. Ne2 Rg8 {Hoping for ...g4.} 28. Bc3 (28. Kg2 $17 {was called for.}) 28... g4 $19 29. Nxe5 $2 {[#]} (29. hxg4 Nxg4 30. Rd2) 29... gxh3+ 30. Kf3 Ng5+ 31. Kf4 h2 32. f3 Nh3+ 33. Ke3 Rg2 34. Rh1 Bg5+ 35. f4 Bf6 36. Nf3 $2 (36. Raf1 Bxe5 37. fxe5) 36... Bxc3 {[%cal Rh6g4] [#] Black is clearly winning.} ({Less strong is} 36... Ng4+ 37. Kd2 $17) 37. e5+ Bf5 {[%cal Rh6g4]} 38. Nxc3 Ng4+ 39. Kd4 Rd8+ 40. Nd5 Bxd3 {Precision: White = 33%, Black = 82%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.3"]
[White "Smajzr, Martin"]
[Black "Heberla, Bartlomiej"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "2225"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,64,68,58,0,12,6,19,-31,-28,-71,-74,-78,-68,-77,-76,-65,-72,-108,-99,-104,-102,-110,-105,-110,-106,-100,-117,-112,-111,-104,-116,-116,-103,-109,-97,-98,-93,-208,-202,-197,-187,-430,-422,-416,-420,-652,-615,-591,-562]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nge7 5. c3 Bb6 6. d4 exd4 7. cxd4 d5 8. exd5 Nxd5 9. Re1+ Be6 {LiveBook: 53 Partien} 10. Ng5 {C64: Spanische Partie (Cordel-Verteidigung)} (10. Bg5 Qd6 11. Nbd2 O-O 12. Nc4 Qb4 13. a4 a6 14. Bd2 Qe7 15. Bxc6 bxc6 16. Rc1 h6 17. a5 Ba7 18. Nce5 c5 19. Nc6 Qd6 20. Nxa7 {½-½ (45) Bruzon Batista,L (2668)-Flores,D (2608) Bogota 2010}) 10... O-O 11. Bxc6 bxc6 12. Nxe6 {Die Stellung ist ausgeglichen.} (12. Qc2 {looks sharper.} g6 13. Nxe6 fxe6 14. Be3 Qh4 15. Na3) 12... fxe6 13. Be3 Nxe3 $146 ({Vorgänger:} 13... Qf6 14. Nd2 Nxe3 15. fxe3 e5 16. Rf1 Qe6 17. Qb3 Qxb3 18. Nxb3 exd4 19. exd4 {½-½ (42) Janousek,P (2183)-Sulc,J (2038) Sec u Chrudimi 2005}) 14. fxe3 c5 15. dxc5 Qxd1 16. Rxd1 Bxc5 {zielt auf ...Tab8 ab.} 17. Na3 Bxe3+ 18. Kh1 e5 19. Nc4 Bd4 20. Rd2 Rf6 21. Re1 Raf8 {( -> ...Tf1+)} 22. g3 Rf1+ 23. Rxf1 Rxf1+ $17 {[%mdl 4096] Endspiel KTL-KTS} 24. Kg2 Ra1 (24... Rc1 {feels hotter.} 25. b3 Kf7 26. Re2 Ke6 27. Kf3 h5) 25. b3 Kf7 26. Re2 Ke6 27. Na3 (27. Kf3 $17) 27... Rg1+ $19 28. Kf3 {[#]} Kd5 $1 29. Nb5 $2 {[#]} (29. Nc4) 29... e4+ $1 {[%cal Be5e4,Be4e3][%mdl 544]} 30. Kg4 (30. Rxe4 Rf1+) 30... c5 31. Nxa7 {[#]} (31. b4 $142 Rb1 32. Nc7+ Ke5 33. bxc5) 31... h5+ $1 {[%mdl 512]} 32. Kxh5 e3 {Precision: Weiß = 39%, Schwarz = 94%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.4"]
[White "Laznicka, Viktor"]
[Black "Murdzia, Piotr"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2656"]
[BlackElo "2433"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,75,0,0,0,0,0,0,0,0,19,15,54,54,54,54,54,54,54,54,54,54,54,54,54,54,54,57,111,108,122,125,104,104,316,0,149,131,134,117,348,137,132,135,130,120,120,116,195,194,445,278,1129,769]} 1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. d3 Be7 7. Nf3 Nc6 8. O-O O-O 9. a3 Be6 10. Be3 f6 11. Rc1 Qd7 12. Ne4 {A29: English Opening: Four Knights Variation with 4 g3} (12. Nd2 Bh3 13. Bxh3 Qxh3 14. b4 Kh8 15. Qb3 Rad8 16. Nf3 f5 17. Bc5 Bxc5 18. bxc5 Nd7 19. Qxb7 Rf6 {½-½ (73) Inarkiev,E (2666)-Mamedyarov,S (2743) Kocaeli 2014}) 12... Nd5 13. Bc5 {LiveBook: 3 Games} b6 $1 14. Bxe7 {The position is equal.} Ndxe7 15. b4 Rfd8 16. Qd2 Rac8 17. Qb2 {[#]} Nf5 $146 ({Predecessor:} 17... a5 18. b5 Na7 19. Nc3 Nf5 {0-1 (56) Cvek,R (2525)-Balog,I (2548) Slovakia 2016}) 18. Rxc6 Qxc6 {[#]} 19. Nxe5 $1 {[%mdl 512]} Qe8 {[#]} ({Don't go for} 19... fxe5 $2 20. Nf6+ $1 {[%mdl 512]} gxf6 21. Bxc6 $18) 20. Nc6 $1 {[%mdl 512]} Rd7 $1 (20... Qxc6 21. Nxf6+) 21. Nxa7 Ra8 22. Nc6 Bd5 23. Rc1 Kh8 24. b5 Bxc6 25. Rxc6 Nd4 (25... Qe5 $1 $14 26. Qxe5 fxe5) 26. Rc4 $16 Qe5 27. Nc3 Re8 {[%cal Rd4e2]} 28. e3 {And now Qb4 would win.} Qh5 $2 (28... Qf5 $16) 29. Kf1 $2 ({Weaker is} 29. exd4 Re1+ 30. Bf1 Rde7 $15) ({White has to play} 29. Rxd4 $18 Rxd4 30. exd4) 29... Ne6 (29... Qf5 $1 $11 30. Qd2 Nb3) 30. Bc6 Rxd3 {...Red8 is the strong threat.} 31. Rh4 Qf7 $2 {[#]} (31... Qc5 $16 32. Bxe8 Rxc3) 32. Bxe8 $2 (32. Be4 $1 $18 {[%cal Re4h7]} Qd7 33. Bxh7) 32... Qxe8 33. Qc2 $36 {[%mdl 2048] White is on the roll.} Qd7 34. Ke2 Nc5 35. a4 g5 (35... Qf7 $16 {is a better defense.}) 36. Rc4 $18 Qf5 $2 (36... Rd6 37. Ne4 Qg4+ 38. Ke1 (38. f3 Qh3 $11) 38... Nd3+ 39. Kd2 Rd8) 37. Nb1 {Strongly threatening Rxc5!} Ne4 $2 (37... Rd5 38. Qxf5 Rxf5) 38. Rxe4 {Precision: White = 62%, Black = 30%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.4"]
[White "Hracek, Zbynek"]
[Black "Priehoda, Vitezslav"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2613"]
[BlackElo "2360"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 31,123,29,33,30,41,18,50,42,71,67,61,12,15,21,25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,19,21,29,0,0,0,0,0,0,-9,0,0,23,6,33,6,60,18,91,91,139,133,133,129,125,101,146,139,139,135,128,89,126,126,119,120,170,177,172,162,233,213,202,53,429,229,410,28,217,206,192,161,393,388,1213,1197,1194,1179,1049,1029,1503,1063,1286,1268]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Bxf6 gxf6 11. Nd5 Bg7 12. Bd3 O-O 13. c3 Ne7 14. Nxe7+ Qxe7 15. Nc2 f5 16. Qh5 {B33: Sizilianisch (Lasker/Pelikan/Sweschnikow-Variante)} f4 {LiveBook: 6 Partien} 17. O-O-O (17. O-O Kh8 18. a4 bxa4 19. Rxa4 Bb7 20. Rfa1 f5 21. exf5 Bf6 22. Bxa6 Bc6 23. R4a3 {1-0 (37) Piorun,K (2640)-Markos,J (2559) Heraklio 2017}) 17... Be6 18. g3 {Weiß steht etwas besser.} Qf6 19. Kb1 Bh6 $146 ({Vorgänger:} 19... Qg6 20. Qe2 {1-0 (40) Szelag,M (2369)-Kukla,P (2101) Lubniewice 2002}) 20. Rhg1 Kh8 21. g4 Qg6 22. Qxg6 hxg6 23. g5 Bg7 24. Be2 Rfd8 25. Nb4 Bf8 26. Bg4 a5 {[#] Droht ...Lxg4 und aus.} 27. Nd5 Bxd5 28. Rxd5 Rdb8 29. h4 Be7 30. h5 Ra7 31. hxg6 fxg6 32. Be2 b4 33. c4 $1 Rc8 34. Kc2 Kg7 35. Rh1 Raa8 36. Kb3 Rc5 (36... Bxg5 {looks sharper.} 37. Rxd6 Be7 38. Re6 Bc5 39. Rg1 a4+) 37. Rhd1 Rac8 38. Rxc5 (38. Bg4 $5 {[%cal Rg4c8]} Rxd5 39. Rxd5 $14) 38... Rxc5 $14 {[%mdl 4096] Endspiel KTL-KTL} (38... dxc5 $11 39. Rd7 Kf7) 39. Ka4 Kf7 (39... Bxg5 $11 {hält das Gleichgewicht.} 40. Rxd6 f3 41. Bxf3 Rxc4) 40. b3 $16 Kf8 41. Bg4 Kg7 42. Bd7 Rc7 43. Bb5 Ra7 44. Bc6 Rc7 {[#]} 45. Kb5 $1 Rc8 46. Bd7 Rc7 47. Be6 Rc5+ 48. Ka6 Bxg5 49. Rxd6 {Und Kb6 würde nun gewinnen.} Be7 50. Rb6 Bd8 (50... f3 $142 51. Bg4 Rc7 52. Bxf3 (52. Kxa5 Bc5 $16) 52... Bc5) 51. Rb7+ Kf6 52. Bd5 (52. Bg4 $18 a4 53. Rxb4) 52... g5 $2 {[%mdl 8192]} ({Besser ist} 52... Bc7 $1 $14) 53. Rf7+ $18 Kg6 54. Rf5 $2 (54. Rd7 $18 Bf6 55. Bb7) 54... Bc7 $2 (54... g4 $1 $11) 55. Bf7+ Kg7 56. Bh5 Bd8 $2 (56... g4 {ist wohl besser.} 57. Bxg4 a4) 57. Rf7+ Kg8 $2 (57... Kh6) 58. Rd7 {Weiß steht klar auf Gewinn.} Bf6 59. Kb6 Rc8 60. c5 Ra8 61. f3 Rb8+ 62. Kc7 {Precision: Weiß = 63%, Schwarz = 30%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.4"]
[White "Simacek, Pavel"]
[Black "Plat, Vojtech"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2504"]
[BlackElo "2560"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,24,35,35,44,62]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nb6 7. Be3 O-O 8. h3 Nc6 9. Nf3 Na5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} 10. b3 c5 11. Rc1 cxd4 {LiveBook: 4 Games} 12. Nxd4 Bd7 {Predecessor:} 13. Be2 $146 Nc6 14. O-O Nxd4 15. Bxd4 Bxd4 16. Qxd4 Bc6 17. Qe3 {1-0 (53) Malakhov,V (2706)-Tomczak,J (2500) Warsaw 2009} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.4"]
[White "Jurcik, Marian"]
[Black "Velicka, Petr"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2478"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,150,23,38,38,38,38,39,37,55,45,47,44,62,43,39,32,53,34,61,56,62,46,61,51,45,34,61,54,83,53,55,55,55,62,93,95,87,55,55,55,55,55,95,55,72,3,3,0,0,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-16,-35,-16,-16,6,-9,-9,-9,-9,-9,-9,-9,-9,-9,-8,-8,-8,-72,-67,-91,-10,-14,-11,-64,-64,-129,-124,-131,-131,-135,-121,-92,-85,-278,-307,-332,-326,-305,-290,-269,-233,-542,-529,-449,-421,-412,-237,-239,-241,-1823,-1478,-29969,-29970,-29971,-29972,-29971,-29973,-29970,-29972,-29972,-29973,-29973,-29974,-29971,-5513]} 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Bg4 5. Qb3 Qb6 6. Ne5 {A11: English Opening: 1...c6} Be6 7. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nbd7 {LiveBook: 27 Games} 8. Bd2 $146 {White is slightly better.} ({Predecessor:} 8. f4 g6 9. Bd2 Bg7 10. Qa3 dxc4 11. Nxc4 Qd8 12. Ne5 O-O 13. Be2 a5 {1-0 (44) Nepomniachtchi,I (2714)-Romanov,E (2625) Jerusalem 2015}) 8... Nxe5 9. dxe5 Nd7 10. cxd5 Qxb3 11. axb3 Bxd5 12. Nxd5 cxd5 13. f4 e6 14. b4 Be7 15. Rc1 Bd8 16. Bd3 Bb6 17. e4 d4 18. Ke2 Ke7 19. Rc2 Rhc8 20. Rhc1 Kd8 21. Be1 g5 22. g3 Rxc2+ 23. Rxc2 Rc8 24. Rxc8+ Kxc8 $16 {[%mdl 4096] Endgame KBB-KBN} 25. h4 gxf4 26. gxf4 Kd8 27. h5 a6 28. Bc2 Ba7 29. Kd3 ({White should try} 29. b5 $16) 29... Nb8 $1 $11 30. Kc4 b5+ 31. Kb3 Nc6 32. Bd3 Ke8 33. Be2 Bb6 34. Bd3 Bd8 35. Be2 Be7 36. Bd3 Kf8 37. Be2 Kg7 38. Bd1 Kh6 39. Bd2 Bh4 40. Kc2 Kg7 41. Be2 Kf8 42. Bf1 Ke7 43. Kd3 Kd7 44. Bh3 Bf2 45. Ke2 Bg1 46. Kf3 h6 47. Bf1 $1 Be3 48. Bxe3 dxe3 49. Kxe3 {KB-KN} Kc7 50. Bh3 Nxb4 51. f5 Kd7 52. Bf1 (52. fxe6+ $11 {remains equal.} fxe6 53. Bf1) 52... Nc6 $17 53. Kf4 Na5 (53... Nd8 $17) 54. Ke3 $1 $11 Nb3 55. Kd3 (55. Be2 $11) 55... Kc6 $15 56. Bh3 (56. Kc3 $15 Nc5 57. Kd4) 56... a5 $17 57. Kc3 Nc5 58. Kd4 Kb6 59. Bg4 a4 60. Be2 $2 {[#]} (60. Bd1 $17) 60... Nb3+ $1 $19 61. Kc3 Kc5 62. Bd1 Nd4 63. fxe6 fxe6 (63... Nxe6 64. Kd3 $17) 64. Kd3 $2 (64. Bg4 {nothing else works.}) 64... Nc6 65. Kc3 {If White can now play Bg4 this consolidates a bit.} b4+ {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 66. Kd2 Kb5 ({Weaker is} 66... a3 67. bxa3 bxa3 68. Bb3 $17) (66... b3 $142 67. Kc3 Nxe5) 67. Bg4 Nd4 {Strongly threatening ...Kc4.} ({Not} 67... Nxe5 68. Bxe6 Kc5 69. Kc2 $17) 68. Kd3 $2 (68. Bd1) 68... Kc5 69. Bd1 b3 {Black mates.} (69... a3 $2 70. bxa3 bxa3 71. Kc3 $19) 70. Kc3 {[#]} Nb5+ $1 71. Kd3 Kb4 72. Bg4 a3 73. bxa3+ Kxa3 74. Bd1 b2 75. Bc2 Kb4 {Precision: White = 54%, Black = 76%.} (75... Ka2 $142 76. Ke3 b1=Q 77. Bxb1+ Kxb1 78. Kd3 Nc7 79. Kc3 Kc1 80. Kd3 Kd1 81. Ke3 Ne8 82. Kf3 Kd2 83. Kf2 Kd3 84. Kf3 Ng7 85. Kf4 Kd4 86. Kg3 Kxe4 87. Kf2 Nxh5 88. Kg2 Nf4+ 89. Kg3 h5 90. Kh4 Kxe5 91. Kg5 Ke4 92. Kh4 Kf3 93. Kg5 e5 94. Kf6 e4 95. Kf7 e3 96. Ke7 h4 97. Kf6 h3 98. Ke7 e2 99. Kd6 e1=Q 100. Kc5 Qe5+ 101. Kc4 h2 102. Kb4 h1=Q 103. Kc4 Qd5+ 104. Kb4 Nd3+ 105. Kc3 Qc1#) 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.4"]
[White "Ponizil, Cyril"]
[Black "Rausis, Igors"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2478"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,46,17,-7,6,-7,9,4,0,12,25,-61,-53,-49,-46,-55,-49,-97,-98,-95,-74,-73,-106,-242,-234,-229,-126,-267,-249,-293,-288,-295,-278,-349,-352,-522,-527]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 {B12: Caro-Kann: Advance Variation} Bb6 (6... Be7 7. Nf3 a5 8. bxa5 Nc6 9. Bd3 Qxa5+ 10. Bd2 Qc7 11. O-O f6 12. exf6 Nxf6 {1-0 (33) Kravtsiv,M (2657)-Cheparinov,I (2703) Kocaeli 2017}) 7. Nf3 {LiveBook: 13 Games} a5 8. b5 {The position is equal.} Ne7 9. Bd3 Nd7 10. O-O Ng6 11. Re1 {[#]} ({Better is} 11. Bxg6 $11 hxg6 12. Bb2) 11... Ndxe5 $146 {[%mdl 512]} ({Predecessor:} 11... Qc7 12. Bb2 Nc5 {1-0 (24) Promyshlyanskiy,V (2303)-Buechmann,O (2143) Tegernsee 2017}) 12. Nxe5 (12. Rxe5 Nxe5) 12... Nxe5 13. Rxe5 {Black must now prevent Bb2.} Bd4 $36 {[%mdl 2048] Black has some pressure.} 14. Rg5 ({Don't go for} 14. Bg5 $2 Qc7 $19) 14... Bxa1 15. c3 Qf6 16. Rg3 e5 17. Bc2 (17. Qc2 $17) 17... Bf5 $19 18. Bg5 {[#]} Qg6 (18... Qe6 $1 $19 {Hoping for ...Bxc2.} 19. Bxf5 Qxf5) 19. Ba4 (19. Bb3 $17) 19... Qd6 ({Don't do} 19... Bxb1 20. b6+ Kf8 {[#]} 21. Be7+ $1 {[%mdl 512]} Kxe7 22. Rxg6 $19) 20. b6+ Kf8 21. Nd2 h6 22. Nc4 Qe6 23. Nxe5 (23. Be3 $142 dxc4 24. Qxa1) 23... Qxe5 {Precision: White = 22%, Black = 60%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.4"]
[White "Kalod, Radek"]
[Black "Straka, Vojtech"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2476"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 40,65,43,18,47,54,41,39,41,52,55,30,39,14,11,14,13,15,15,14,14,10,8,8,15,6,9,19]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. f3 Rfc8 13. b3 a6 14. Na4 Qxd2+ 15. Kxd2 Nd7 16. g4 f5 17. exf5 {B36: Sicilian: Maroczy Bind: Gurgenidze System} gxf5 18. h3 Rf8 19. f4 Rad8 20. g5 Nc5 21. Nc3 {LiveBook: 4 Games} Ne4+ 22. Nxe4 fxe4 23. Bg4 Bf5 24. Bb6 Rde8 {[#] next ...Bxg4 is good for Black.} 25. Rhf1 $146 e5 {[#] Strongly threatening ...Bxg4.} 26. Ke3 (26. Bxf5 {keeps more tension.} Rxf5 27. fxe5 Rfxe5 28. h4 R5e6 29. Be3) 26... Bxg4 {The position is equal.} 27. hxg4 {And now f5 would win.} exf4+ 28. Rxf4 Rxf4 29. Kxf4 $11 {KRB-KRB} Kf7 30. Re1 Kg6 31. Rxe4 Be5+ 32. Kf3 Kxg5 33. Be3+ 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.5"]
[White "Krejci, Jan"]
[Black "Vykouk, Jan"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2566"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "158"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,158,24,21,25,0,0,0,-6,-1,-2,-14,0,-24,0,0,0,-27,-15,-23,-22,-77,-72,-68,-68,-84,-84,-84,-83,-83,-74,-78,-77,-75,-82,-81,-71,-100,-81,-113,-113,-115,-80,-80,-78,-83,-88,-90,-94,-136,-135,-129,-125,-183,-107,-107,-100,-100,-100,-132,-145,-132,-71,-71,-71,-71,-71,-71,-71,-71,-71,-71,0,-71,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 a6 5. Qc2 e6 6. Nf3 c5 7. a3 {D45: Semi-Slav: 5 e3} (7. cxd5 exd5 8. Be2 Be6 9. O-O Nc6 10. Rd1 cxd4 11. Nxd4 Nxd4 12. Rxd4 Bc5 13. Rd1 Qe7 14. Na4 Ba7 15. Bxa6 O-O {½-½ (34) Wagner,D (2564)-Riazantsev,A (2666) Douglas 2017}) 7... cxd4 8. exd4 dxc4 9. Bxc4 b5 10. Ba2 Bb7 11. Qe2 {LiveBook: 5 Games} Be7 12. Bg5 Nbd7 13. O-O Nb6 14. Rad1 O-O {[#]} 15. Bb1 $146 Nbd5 16. Nxd5 Nxd5 17. Qe4 {[%csl Gb1][%cal Re4h7]} g6 18. h4 Rb8 19. Qg4 Nf6 $36 {[%mdl 2048] Black is more active.} 20. Qf4 (20. Qh3 $11) 20... Nh5 $1 $17 {[%cal Rh5f4]} 21. Qe3 Bxf3 22. Bxe7 Qxe7 23. Qxf3 Qxh4 24. d5 exd5 25. Rxd5 Rbd8 26. Rfd1 Rxd5 27. Qxd5 Qf6 28. b4 Nf4 29. Qf3 Re8 30. Bd3 Qe5 31. Bf1 Ne2+ 32. Bxe2 Qxe2 33. Qxe2 Rxe2 {[%mdl 4096] Endgame KR-KR} 34. Rd8+ Kg7 35. Ra8 Re6 36. Kf1 {[#]} (36. Rc8 $17) 36... h5 (36... Rc6 $1 $19 37. Ke2 Kf6) 37. Rc8 g5 38. Rc5 f6 39. g3 Kg6 40. Kg2 {[#]} Rd6 (40... Rb6 $142 $1 41. Rc7 Re6) 41. a4 bxa4 42. Ra5 Rb6 43. Rxa4 Kf5 44. Kf3 Ke5 45. Ke3 Kf5 (45... Kd5 $17 {Strongly threatening ...Kc4.} 46. Kd3 f5) 46. f3 (46. Kf3 $1 $11 {keeps the balance.}) 46... h4 (46... Kg6 $17) 47. gxh4 $1 $11 {The position is equal.} gxh4 48. Ra5+ Kg6 49. Kf2 f5 50. Ra4 Kg5 51. Kg2 Rd6 52. Kh3 Rd3 53. Kg2 Rd2+ 54. Kh3 Rd3 55. Kg2 Rb3 56. Rxa6 Rxb4 57. Ra2 Kf4 58. Kf2 h3 59. Rc2 Rd4 {Hoping for ...Ra4.} 60. Ra2 h2 61. Kg2 Rd3 (61... h1=Q+ {with more complications.} 62. Kxh1 Kxf3) 62. Kxh2 Kxf3 63. Ra8 f4 64. Rf8 Rd6 65. Kg1 Rd1+ 66. Kh2 Rd2+ 67. Kg1 Rg2+ 68. Kf1 Ra2 {[%cal Ra2a1]} (68... Rb2 {feels hotter.} 69. Kg1 Rb1+ 70. Kh2 Rb3 71. Rg8 Rb2+) 69. Kg1 Ra1+ 70. Kh2 Re1 {Threatens to win with ...Re6.} 71. Rf7 Re4 {...Kf2 is the strong threat.} 72. Kg1 Re1+ 73. Kh2 Rf1 74. Ra7 Rf2+ 75. Kg1 {Black must now prevent Ra3+.} Rg2+ (75... Rd2 $5) 76. Kf1 {And now Ra3+ would win.} Rc2 {[%cal Rc2c1]} (76... Rb2 $5 77. Ra3+ $8 Kg4 $11) 77. Ra3+ Kg4 78. Rb3 Rc1+ 79. Kf2 Rc2+ {Precision: White = 73%, Black = 63%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.5"]
[White "Kociscak, Jiri"]
[Black "Svoboda, Vaclav"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2473"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,109,-8,-10,-22,-21,-23,-19,-26,-7,-6,0,-4,-2,-10,0,0,0,0,0,-12,-12,-9,-9,-11,-11,-23,-18,-38,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,16,2,32,13,8,47,177,185,250,249,224,232,272,274,439,412,379,245,206,206,195,181,925,861,5073,3527]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Bd6 11. Bxd6 cxd6 12. Nbd2 Nbd7 13. Rac1 Rc8 14. Qd3 {E05: Open Catalan: 5 Nf3 Be7} Qb6 15. Nh4 (15. e4 Rfd8 16. Nh4 Rxc1 17. Rxc1 Rc8 18. Rxc8+ Bxc8 19. d5 exd5 20. exd5 Ne5 21. Qc3 Bd7 {½-½ (29) Gierulski,K (1955)-Przybek,T (2210) Pstragowa 2014}) 15... Bxg2 16. Nxg2 {The position is equal.} Qb7 $146 ({Predecessor:} 16... a5 17. Nf3 d5 18. Rc2 Rc6 19. Rfc1 Rfc8 20. Ne3 b4 21. Kg2 Ne4 {0-1 (56) Bozic,A-Gligoric,S Belgrade 1948}) 17. Nb3 Rxc1 18. Rxc1 Rc8 19. Rc2 Rc7 20. Ne3 Nb6 21. Na5 Qc8 22. Rxc7 Qxc7 23. Qc2 Qxc2 24. Nxc2 $11 {[%mdl 4096] Endgame KNN-KNN} Na4 25. Nb4 Nxb2 26. Nxa6 Nd5 27. Kf1 Kf8 28. Ke1 Ke7 29. Kd2 Na4 30. Nc6+ Kd7 31. Nab4 Ndc3 32. Na5 Ne4+ 33. Ke3 Nec3 34. f3 Nb6 35. Kd2 Nbd5 (35... Nca4 {with more complications.} 36. Kd3 Nb2+ 37. Kc3 N6a4+ 38. Kc2 Nc4) 36. Nxd5 Nxd5 {KN-KN} 37. e4 Nb4 38. a3 Na6 39. Kc3 Kc7 40. Nb3 Kc6 41. Nc1 Nc7 42. Nd3 g6 43. h4 f5 44. Nf4 fxe4 45. fxe4 {And now Nxe6! would win.} Kd7 {[#]} (45... Kb6 $1 $14) 46. Kb4 $1 $18 e5 (46... Kc8 $142 47. d5 e5) 47. dxe5 dxe5 48. Nd3 Ne8 49. Nxe5+ Ke6 $2 (49... Kc7 {was called for.} 50. Kc5 (50. Kxb5 Nd6+ 51. Kb4 Nxe4 $16) 50... Nf6) 50. Nf3 Nd6 51. Nd4+ Ke5 52. Nxb5 Nxe4 53. a4 {[%cal Ba3a4,Ba4a5][%mdl 32] [#] Hoping for a5.} Nxg3 $2 (53... Ke6 54. a5 Kd7) 54. Kc5 (54. a5 Kd5 $16) 54... Ke6 55. a5 {Precision: White = 78%, Black = 38%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.5"]
[White "Kanovsky, David"]
[Black "Shirov, Alexei"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2405"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,100,19,31,24,27,21,29,20,25,25,30,4,4,4,4,4,5,6,14,4,14,0,2,12,16,0,0,0,19,0,0,0,24,34,31,0,12,0,8,0,6,0,0,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 7. exd5 Nxd5 8. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} a5 9. Nbd2 Nb6 10. Bb5 Bd6 11. Ne4 Bg4 {LiveBook: 3 Games} 12. Re1 Na7 13. h3 Bh5 14. d4 Nxb5 15. axb5 exd4 {[#]} 16. g4 $146 ({Predecessor:} 16. Nxd6 Bxf3 17. Qxf3 Qxd6 {½-½ (43) Kramnik,V (2812)-Aronian,L (2792) Paris 2016}) 16... Bg6 17. Nxd6 Qxd6 18. Qxd4 Qxd4 19. Nxd4 a4 20. Bf4 Rfc8 21. Bg3 c5 22. bxc6 bxc6 23. Re7 Nc4 24. Rb7 c5 25. Nf5 Bxf5 26. gxf5 a3 27. bxa3 Rxa3 28. Rd1 Rxc3 {The position is equal.} 29. Rdd7 Rf8 30. Rbc7 h5 31. Rxc5 {[#] Rdc7 is the strong threat.} Nb6 32. Rxc3 Nxd7 $11 {[%mdl 4096] Endgame KRB-KRN} 33. Kg2 Ra8 34. Rc7 Nf6 35. Bh4 Nd5 36. Rc4 f6 37. Bg3 Ra5 38. Bd6 Ra6 39. Rc8+ Kh7 40. Rd8 Ra2 41. Bc5 Nc3 42. Rd4 Ra5 43. Bb4 Ne2 44. Re4 Ra4 45. Kf3 Nc1 {Hoping for ...Nd3.} 46. Bd2 Ra3+ 47. Kg2 Nd3 48. Rh4 Kg8 49. Rxh5 Ra4 (49... Ra2 $5 50. Be3 $8 Ra5 $11) 50. Be3 Ne5 {Precision: White = 64%, Black = 86%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.5"]
[White "Szotkowski, Jakub"]
[Black "Polak, Tomas"]
[Result "0-1"]
[ECO "E09"]
[WhiteElo "2377"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,122,30,39,47,42,39,50,54,56,35,37,20,59,35,58,34,34,35,44,19,23,23,26,19,33,31,31,0,0,0,0,0,20,22,29,0,0,-27,-22,-50,-55,-84,-44,-178,-186,-165,-133,-117,-114,-157,-164,-164,-172,-171,-156,-182,-179,-168,-170,-187,-186,-184,-172,-162,-160,-168,-147,-166,-178,-202,-176,-202,-202,-194,-195,-194,-187,-194,-193,-454,-183,-543,-529,-1337,-1396,-1691,-1554,-1505,-1209,-4631,-4627,-4622,-752,-7391,-4622,-2342,-3410,-29968,-9795]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 c6 6. O-O Nbd7 7. Qc2 b6 8. Nbd2 Bb7 9. e4 O-O 10. e5 Ne8 11. cxd5 cxd5 12. Re1 {E09: Closed Catalan: Main Line: 7 Qc2 c6 8 Nbd2} Qc7 (12... Rc8 13. Qd1 Qc7 14. Nb1 b5 15. Bf1 b4 16. Bd3 h6 17. Bf4 Qb6 18. Nbd2 Ba6 19. Bc2 f5 20. exf6 Rxf6 {1-0 (32) Gelfand,B (2729)-Stupak,K (2573) Tbilisi 2017}) 13. Qa4 Qc6 {LiveBook: 9 Games} 14. Qxc6 {White is slightly better.} Bxc6 15. Nf1 {[%cal Bd2f1,Bf1e3,Be3c2,Bc2b4][%mdl 32]} Bb5 $146 ({Predecessor:} 15... Nc7 16. Bd2 Rfc8 17. Rec1 Na6 18. Ne3 Bb7 19. Bf1 Rxc1 20. Rxc1 {½-½ (80) Abel,D (2427)-Sarbok,T (2349) Germany 2011}) 16. Bg5 Bxg5 17. Nxg5 h6 18. Nh3 Nc7 {[%cal Be8c7,Bc7b5,Bb5a3][%mdl 32]} 19. Ne3 Rac8 20. Nf4 Ba6 21. h4 Nb8 22. Rac1 Nb5 {And now ...Rxc1 would win.} 23. Ne2 Nc6 24. Nc2 Na5 25. Nb4 Bb7 26. b3 Na3 27. Bf1 Nc6 28. Nxc6 Bxc6 29. Nc3 Bd7 30. Ba6 Rc6 {White must now prevent ...b5.} 31. Ne2 Rc2 32. Bd3 Rxa2 33. Rc7 Rd2 34. Nc1 (34. Rxa7 $15 Rxd3 35. Rxa3) 34... Bb5 $36 {[%mdl 2048] Black has strong initiative.} 35. Rxa7 Nc2 36. Bxc2 Rxc2 37. Ra2 Rfc8 38. Rxc2 Rxc2 {[%mdl 4096] Endgame KRB-KRN} 39. Rd1 g5 40. hxg5 hxg5 41. g4 Rc3 42. Kg2 {[#]} f6 $1 {[%mdl 512]} 43. exf6 Kf7 44. Re1 Kxf6 45. Rh1 Be8 46. Rd1 Bg6 47. f3 Bc2 48. Rh1 Bxb3 49. Nxb3 Rxb3 {KR-KR} 50. Rh6+ {[#]} Kf7 $1 51. Rh7+ Kg6 52. Rc7 $2 (52. Rb7) 52... Rb2+ (52... b5 $142 53. Kf2 Rd3) 53. Kg3 $2 (53. Kf1 {nothing else works.}) 53... b5 {[%cal Bb6b5,Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 54. Rb7 b4 55. Rb6 Kf6 56. Rb7 b3 57. Rb6 Rb1 58. Kg2 Ke7 (58... b2 $142 59. Kh2 Ke7 60. Rb7+ Kd6 61. Rb6+ Kc7) 59. Kf2 b2 60. Kg2 {[#]} e5 $1 {[%mdl 512]} 61. dxe5 d4 {Precision: White = 37%, Black = 65%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.5"]
[White "Worek, Joanna"]
[Black "Votava, Jan"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2298"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,108,25,21,-7,-9,-19,-17,-23,-21,-32,-18,-91,-79,-88,-89,-130,-82,-127,-126,-115,-116,-126,-126,-142,-129,-156,-129,-146,-145,-181,-180,-173,-181,-179,-179,-166,-135,-133,-129,-144,-123,-192,-189,-160,-147,-213,-203,-250,-230,-248,-193,-274,-274,-268,-266,-265,-244,-245,-228,-306,-302,-345,-329,-370,-365,-364,-347,-338,-335,-318,-288,-615,-665,-715,-708,-777,-745,-1091,-1042,-1199,-1101,-1089,-1058,-1210,-1096,-4800,-6432,-7573,-5696,-12843,-12845,-12832,-5323]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. c3 d6 7. h3 Kh8 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} 8. Re1 Ng8 9. d4 f5 $1 {[%cal Rf5e4] [#] LiveBook: 3 Games. aiming for ...fxe4.White has an edge.} 10. dxe5 fxe4 11. Rxe4 Rxf3 $1 12. Qxf3 $146 {Black must now prevent exd6.} ({Predecessor:} 12. gxf3 Bf5 13. Re1 Nxe5 14. Bf1 Qe8 15. f4 Qg6+ {0-1 (24) Kuczynski,R (2483)-Naiditsch,A (2639) Germany 2008}) 12... d5 13. Re1 dxc4 14. Nd2 (14. e6 $1 $11 {keeps the balance.}) 14... Be6 $17 15. Qe4 Qd3 16. Nf1 Bf5 17. Qe2 Qxe2 18. Rxe2 Bd3 19. Re1 Rf8 20. Nh2 g5 21. Nf3 h6 22. b3 Kg7 23. bxc4 Bxc4 24. Be3 Kg6 25. a4 Bd5 26. Nd4 Nxe5 27. Bxg5 hxg5 28. Rxe5 c6 {[%cal Bc7c6,Bc6c5][%mdl 32]} 29. a5 (29. Ne6 $17) 29... Bf6 $19 30. Ree1 c5 31. Ne2 (31. Nb5 $17 {was necessary.}) 31... Ne7 32. Rab1 Nf5 33. Red1 Bc4 34. Ng3 (34. Nc1 {was worth a try.}) 34... Nxg3 (34... Bxc3 35. Nxf5 Rxf5 36. Rd6+ Rf6 37. Rxf6+ Bxf6 38. Rc1 $19) 35. fxg3 Rf7 ({But not} 35... Bxc3 36. Rxb7 Bd4+ 37. Kh2 $19) 36. Kh2 Kg7 ({Don't do} 36... Bxc3 37. Rbc1 $17) 37. Rbc1 Re7 38. Rd2 Be5 39. Rcd1 Bc7 40. Rd7 Kf6 41. Rxe7 Kxe7 42. Rb1 Bd5 ({Resist} 42... Bxa5 43. Rxb7+ Kd6 44. Rxa7 $19) 43. c4 Bxc4 44. Rc1 $2 {[#]} (44. Rxb7 Kd6 45. Kg1) 44... Bd5 {Black is clearly winning.} 45. Rxc5 Kd6 46. Rc1 Bxa5 47. h4 gxh4 48. gxh4 b5 {[%cal Bb7b5,Bb5b4,Bb4b3][%mdl 32]} 49. h5 Bd2 50. Rd1 Bh6 51. Ra1 b4 52. Ra6+ Bc6 53. Rxa7 b3 54. Ra3 Bd5 {Precision: White = 25%, Black = 93%.} (54... b2 $142 55. Rb3 Bc1) 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.5"]
[White "Hollan, Martin"]
[Black "Blatny, Pavel"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2163"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,72,35,66,18,53,50,75,63,78,91,88,49,71,27,22,14,21,0,11,-42,-19,-35,-20,-33,0,0,8,-27,-14,-39,-19,-21,0,-48,-36,-45,-31,-35,66,54,54,43,66,94,78,-42,0,-75,-86,-135,-15,-169,-165,-169,-158,-224,-204,-212,-252,-222,-211,-295,-264,-555,-439]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. O-O d6 6. c3 {C50: Hungarian Defence and Giuoco Pianissimo} (6. Nxd4 Ne5 7. Bb3 Nf6 8. f4 Ned7 9. Nc3 Be7 10. Qf3 g6 11. Kh1 c6 12. Be3 Qc7 13. Rae1 O-O {1-0 (33) Sie,T (2217)-Kyi,T (2123) Yangon 2016}) 6... d3 7. Qxd3 Qf6 $146 ({Predecessor:} 7... Be7 8. Bf4 Nf6 9. h3 O-O 10. b4 a6 11. Nbd2 Be6 12. Bb3 Bxb3 13. Nxb3 {1-0 (44) Restrepo,J (1944)-Trujillo,L (1682) Ibague 2013}) 8. Na3 {White is better.} a6 9. Nd4 Ne5 10. Qg3 Qg6 11. Bf4 (11. Qe3 {seems wilder.} Nxc4 12. Nxc4 Nf6 13. Re1 Ng4 14. Qe2) 11... Qxg3 12. Bxg3 Nf6 13. Rfe1 Nh5 14. f4 (14. Bxe5 $11 dxe5 15. Nf3) 14... Nxc4 $15 15. Nxc4 Be6 16. Ne3 Nxg3 17. hxg3 O-O-O 18. a4 Re8 19. b4 Bd7 20. Nc4 g5 21. b5 gxf4 22. gxf4 Rg8 23. b6 c5 (23... Bg7 $15) 24. Nf5 $14 Bxf5 25. exf5 Rxe1+ 26. Rxe1 {[%mdl 4096] Endgame Re8+ is the strong threat. KRB-KRN} Kd7 {[#]} 27. f6 (27. Kf2 $1 $16) 27... Rg6 (27... Rg4 $5 {[%cal Rg4f4]}) 28. Na5 (28. Kf2 $11) 28... Rxf6 $17 29. Nxb7 {[#]} Kc6 (29... d5 $1 $17 30. a5 Re6) 30. Na5+ $2 (30. a5 $1 $11 {and White is okay.} Kd7 31. Nd8) 30... Kxb6 $19 31. Nc4+ Kc6 32. Na5+ (32. g3 $17 {was worth a try.}) 32... Kd7 33. g3 Bg7 34. Rb1 Rg6 35. Kf2 Bxc3 36. f5 $2 (36. Nb3 {was called for.}) 36... Rf6 {Precision: White = 17%, Black = 47%.} ({Weaker is} 36... Bxa5 37. fxg6 fxg6 38. Rb8 $17) 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.6"]
[White "Babula, Vlastimil"]
[Black "Caletka, Radomir"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2548"]
[BlackElo "2307"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,-7,-11,-11,-19,-10,-3,-8,0,-37,0,0,0,-3,-8,0,0,0,0,0,0,0,15,16,7,-4,-9,-13,0,-8,31,6,22,26,37,30,45,44,53,53,51,0,0,-265,-248,-223,-38,-43,-47,-30,-37,-45,-47,-34]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Qb3 Qb6 7. Be2 Nbd7 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} 8. Bd2 (8. Nh4 Be4 9. Qxb6 axb6 10. f3 Bc2 11. cxd5 g5 12. dxe6 fxe6 13. Kd2 Ba4 14. Bc4 Nd5 15. b3 Nxc3 16. Kxc3 {0-1 (45) Benidze,D (2469)-Solak,D (2622) Kocaeli 2015}) 8... Be7 9. O-O h6 {LiveBook: 9 Games. The position is equal.} 10. Na4 $146 ({Predecessor:} 10. Rac1 O-O {½-½ (10) Domogaev,S (2400)-Neuman,P (2457) Olomouc 2017}) 10... Qxb3 11. axb3 Ne4 12. Be1 O-O 13. c5 Bf6 14. b4 a6 15. h3 g5 16. Nh2 {[#] And now f3 would win.} Bg7 17. f3 Nef6 18. f4 Ne4 19. Nf3 f6 (19... Bh7 {keeps more tension.} 20. Nc3 Rad8 21. Rd1 f6 22. g4 f5) 20. Nc3 Rae8 21. Nxe4 (21. Rd1 {is interesting.} Bh7 22. g4 Bg6 23. Ra1 Rf7 24. Kh2) 21... Bxe4 22. Nd2 {[%cal Bf3d2,Bd2b3,Bb3a5][%mdl 32]} Bg6 23. Nb3 Nb8 24. Bg3 Rf7 25. Na5 Rd7 26. fxg5 hxg5 27. Bd6 Rf7 28. Rf2 f5 29. g4 ({White should play} 29. Raf1 $14) 29... f4 $11 30. Be5 $2 {[%mdl 8192] [#]} (30. Rd1 $11) 30... Bxe5 $19 31. dxe5 f3 $2 (31... fxe3 $19 32. Rxf7 Kxf7 33. Nxb7 Ke7) 32. Rxf3 $15 Rc7 33. Nb3 Nd7 34. Nd4 Nxe5 35. Rf2 {Precision: White = 66%, Black = 49%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.6"]
[White "Petr, Martin"]
[Black "Jurasek, Miroslav"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2497"]
[BlackElo "2291"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,53,38,26,33,19,31,44,56,2,40,0,22,-22,20,18,43,45,49,0,87,91,200,180,180,179,243,216,350,321,346,334,341,328,437,427,421,408,603,601,2687,2532]} 1. e4 e5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b3][%mdl 32]} Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Qf6 7. Qe2 Nge7 8. h4 {LiveBook: 9 Partien} Nd4 {C45: Schottische Partie} (8... h6 9. Be3 d6 10. O-O-O Bd7 11. Kb1 O-O-O 12. Bxb6 axb6 13. f3 g5 14. Qf2 Qg7 15. Nb5 Kb8 16. a4 {1-0 (31) Andreikin,D (2705)-Mertanen,J (2369) Rogaska Slatina 2011}) 9. Nxd4 Bxd4 10. Bd2 O-O {Weiß steht etwas besser.} 11. g4 (11. f3 $14) 11... d5 $146 ({Vorgänger:} 11... Re8 12. g5 Qb6 13. O-O-O d6 14. Kb1 Bd7 15. Bh3 Bc6 16. Be3 Bxe3 17. fxe3 {1-0 (45) Derakhshani,D (2356)-Srija,S (1911) Porto Carras 2015}) 12. g5 (12. Nxd5 $2 Nxd5 13. exd5 Bd7 $19) 12... Qe6 13. Bh3 Qc6 14. Bg2 $36 {[%cal Re4d5][%mdl 2048] Schwarz steht unter Druck.} Be6 15. O-O-O Rad8 16. f4 {Droht f5 und aus.} (16. Kb1 {is interesting.} Rfe8 17. h5 Qb6 18. Nb5 dxe4 19. Nxd4 Rxd4 20. h6) 16... Bxc3 (16... dxe4 $11 {bleibt in der Remisbreite.} 17. Bxe4 Qd7) 17. Bxc3 $16 d4 (17... dxe4 $16 18. Bb4 (18. Bxe4 Bd5 $14) (18. Qxe4 Qxe4 19. Bxe4 Bd5 $11) 18... Rde8) 18. Rxd4 Rxd4 19. Bxd4 Bxa2 (19... Qa4 {war nötig.}) 20. Qe3 (20. Bxa7 b6 $15) 20... Re8 (20... Rd8 $142 21. Bc3 (21. Bxa7 b6 $11) 21... Bc4) 21. b3 $18 ({Lieber nicht} 21. Bxa7 b6 $11) 21... a5 22. Qc3 a4 23. Kb2 ({Weniger gut wäre} 23. Bxg7 axb3 24. Qxc6 (24. cxb3 Bxb3 25. Qxc6 Nxc6 $14) 24... Nxc6 $16) 23... Bxb3 24. cxb3 Qb5 25. Bf1 Qd7 (25... Qxb3+ $142 26. Qxb3 axb3) 26. Bxg7 {[#] zielt auf Lh6 ab.} Ng6 27. Bh6 {Precision: Weiß = 64%, Schwarz = 16%.} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.6"]
[White "Kraus, Tomas"]
[Black "Oral, Tomas"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2427"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,61,27,3,41,29,35,34,32,24,38,33,27,32,28,23,30,0,0,0,0,-11,-14,-11,-8,-13,-5,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. e3 {[%cal Be2e3,Be3d4][%mdl 32]} Nf6 5. d4 cxd4 6. exd4 e4 7. Ne5 Bb4 8. Be2 Qa5 {A34: Symmetrical English: 2 Nc3, lines with ...d5} (8... O-O 9. O-O Re8 10. Bf4 Bxc3 11. bxc3 Ne7 12. c5 Ned5 13. Bd2 d6 14. cxd6 Qxd6 15. c4 Ne7 16. Bc3 {0-1 (97) Wei,Y (2740)-Adhiban,B (2671) Hoogeveen 2017}) 9. O-O Nxe5 10. dxe5 Qxe5 11. Bd2 {LiveBook: 14 Games} Be7 12. Re1 $146 {Strongly threatening Bf3!} ({Predecessor:} 12. g3 O-O 13. Bf4 Qa5 14. a3 d6 15. Nb5 Bh3 16. Re1 {1-0 (54) Kotsur,P (2552)-Narayanan,S (2440) Dubai 2013}) 12... d5 13. Nxd5 Nxd5 14. cxd5 Qxd5 15. Bc3 Qxd1 16. Bxd1 O-O 17. Rxe4 Be6 18. Bb3 Bxb3 {The position is equal.} 19. axb3 Bd6 20. Bb4 (20. g3 {looks sharper.} Rfd8 21. b4 f6 22. Rd4 Kf7 23. Kg2) 20... Bxb4 21. Rxb4 $11 {[%mdl 4096] Endgame KRR-KRR} b6 22. Rc4 Rfd8 23. Rc7 Rd2 24. g3 g6 25. Re1 Rxb2 26. Ree7 Rf8 27. Rxa7 Rxb3 28. Reb7 b5 29. Ra5 Rd8 30. Raxb5 Rxb5 31. Rxb5 {Precision: White = 80%, Black = 70%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.6"]
[White "Blahynka, Martin"]
[Black "Zwardon, Vojtech"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2418"]
[BlackElo "2410"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,139,54,58,59,89,52,87,50,74,65,75,57,74,59,50,68,52,16,39,-3,0,0,155,134,130,126,147,148,132,105,108,112,110,115,125,96,100,105,102,68,68,69,68,67,77,63,61,42,37,45,50,51,135,13,8,8,17,0,0,0,0,0,0,0,0,0,0,0,0,-27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-18,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Qb6 7. Nb3 {B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0} Qc7 (7... Qd8 8. Qd2 Nf6 9. Nc3 O-O 10. Be2 d6 11. O-O a5 12. Nd4 a4 13. Ndb5 Qa5 14. f3 Be6 {½-½ (22) Bacrot,E (2715)-Iturrizaga Bonelli,E (2662) Linares 2017}) 8. Qd2 Nf6 {LiveBook: 8 Games} 9. Nc3 {White is slightly better.} a5 $146 ({Predecessor:} 9... O-O 10. Be2 b6 11. O-O Re8 12. f3 d6 13. Rac1 Bb7 14. Nd4 Rac8 {½-½ (58) Bubir,A (2431)-Sassler,A (2387) LSS email 2011}) 10. c5 a4 11. Nd4 Qa5 12. f3 a3 13. b3 O-O 14. Rd1 d6 15. cxd6 exd6 16. Ndb5 Be6 $1 17. Na4 Qb4 18. Nxd6 Bxb3 $2 (18... Nxe4 $11 19. Nxe4 (19. fxe4 Rxa4 20. Qxb4 Rxb4 $11) 19... Rfd8) 19. axb3 a2 20. Bc4 Ne8 {[#]} 21. Qxb4 $1 Nxb4 22. Nb5 {Strongly threatening Ke2.} a1=Q 23. Rxa1 Bxa1 24. Bc5 Nc6 25. Bxf8 Kxf8 26. O-O Bg7 27. f4 Na5 28. Nb6 Ra6 29. Nd5 Rc6 30. e5 Nxc4 31. bxc4 Rxc4 32. Ra1 Rc8 33. Ra7 g5 ({Black should try} 33... Rc5 $14 34. Nbc3 f6) 34. g3 (34. fxg5 $2 Rc1+ 35. Kf2 Rc5 $19) (34. Rxb7 $16 Rd8 35. Nb6) 34... gxf4 $11 35. gxf4 Rc5 36. Ra8 Rxb5 (36... Rxd5 $6 37. Nd6 $16) 37. Nc7 $1 {[%csl Gc7][%cal Ra8e8]} Rb1+ 38. Kg2 {[%csl Gc7][%cal Ra8e8]} Ke7 $1 (38... Rb2+ 39. Kg3 $18) 39. Nxe8 {[%mdl 4096] Endgame KRB-KRN} Bh6 40. Nf6 {[%csl Gf6][%cal Ra8e8]} Ke6 41. Nh5 Kf5 42. Rh8 Rb4 43. Kg3 {The position is equal.} ({Don't blunder} 43. Rxh7 $2 Kg6 $19) 43... b6 44. Rb8 Rb3+ (44... Bxf4+ 45. Nxf4 Rb3+ 46. Kh4 $17) 45. Kh4 Rb4 ({But not} 45... Bxf4 46. Nxf4 Kxf4 47. Rf8 $17) 46. Kg3 Rb3+ ({Much less strong is} 46... Bxf4+ 47. Nxf4 Rb3+ 48. Kh4 $17) 47. Kh4 {Threatening Rb7.} Rb2 48. Kg3 {[#]} Bxf4+ $1 {[%mdl 512]} 49. Nxf4 {aiming for Nd5. KRN-KR} Rb3+ 50. Kh4 {Nd5 is the strong threat.} Kxf4 {KR-KR} 51. Rb7 Kxe5 {Threatens to win with ...Ke6.} 52. Rxf7 Rb4+ 53. Kh5 {[#]} h6 $1 {[%mdl 512]} 54. Rb7 (54. Kxh6 Rh4+) 54... Kd5 55. Kxh6 Kc6 56. Rh7 $1 Rg4 57. Kh5 Rg8 (57... Rb4 {is more complex.} 58. h4 b5 59. Re7 Rd4 60. Kg5 Rd5+) 58. h4 b5 59. Re7 b4 60. Kh6 b3 61. h5 b2 62. Re1 Rg2 63. Kh7 Kd5 (63... Rc2 $5 64. Rb1 $8 Rg2 $11) 64. h6 Kd4 65. Kh8 Kd3 66. Rb1 Kc2 67. h7 Rh2 {[#]} 68. Rxb2+ $1 {[%mdl 512]} Kxb2 69. Kg8 Rxh7 70. Kxh7 {Precision: White = 67%, Black = 56%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.6"]
[White "Rydl, Jiri"]
[Black "Biolek, Richard Jr"]
[Result "1/2-1/2"]
[ECO "D71"]
[WhiteElo "2398"]
[BlackElo "2449"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,55,0,-4,0,-10,-4,-14,19,37,39,29,36,6,55,7,7,13,42,-34,-26,-29,-16,-14,-14,-2,-7,-18,-21,-21,-14,-28,0,-23,0,-34,0,0,0,-43,0,0]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d3 d6 6. e3 c6 {[%cal Bc7c6,Bc6d5][%mdl 32]} 7. Nge2 d5 8. cxd5 cxd5 9. d4 {LiveBook: 43 Games} b6 {D71: Fianchetto Grünfeld: 3 g3 d5 sidelines and 5 cxd5 (without Nf3)} (9... Nc6 10. O-O e6 11. b3 b6 12. Ba3 Re8 13. Rc1 Qd7 14. Nf4 Ba6 15. Re1 Rac8 16. Nd3 Bf8 17. Bb2 Qd8 18. a3 Re7 {½-½ (17) Rakhmanov,A (2653)-Mamedov,N (2588) Izmir 2016}) 10. O-O Ba6 $146 ({Predecessor:} 10... Bb7 11. b3 Nc6 12. Ba3 Re8 13. Rc1 Rc8 14. Nf4 e6 15. Nd3 Ba6 16. Re1 Rc7 17. f4 {1-0 (31) Kagan,S-Gelfer,I Israel 1967}) 11. Re1 e6 12. e4 dxe4 13. Nxe4 Nd5 14. N2c3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5b7,Bb7d6,Bd6b5][%mdl 32]} 15. Qa4 Bb7 16. Bg5 f6 {[%cal Bf7f6,Bf6f5][%mdl 32]} 17. Be3 (17. Bd2 $14) 17... Nxe3 $15 18. fxe3 f5 19. Nf2 {[%cal Be4f2,Bf2d3,Bd3f4][%mdl 32]} Na5 20. Bxb7 Nxb7 21. Nd3 Nd6 22. Nf4 Re8 23. Rad1 Qc7 24. Qb3 Qc4 25. Qa3 Nb5 26. Qa6 Nd6 27. Qa3 Nb5 28. Qa6 {Precision: White = 42%, Black = 56%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.6"]
[White "Obsivac, Josef"]
[Black "Belunek, Vladimir"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2338"]
[BlackElo "2214"]
[Annotator "RC"]
[PlyCount "69"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:15]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:10]} 3. Nf3 {[%emt 0:03:30]} d5 {[%emt 0:05:12]} 4. Nc3 {[%emt 0:00:41]} c6 {[%emt 0:00:26]} 5. Bg5 {[%emt 0:05:01]} Nbd7 {[%emt 0:01:21]} 6. e3 {[%emt 0:00:45]} Qa5 {[%emt 0:00:50]} 7. cxd5 {[%emt 0:01:45]} exd5 {[%emt 0:01:10]} 8. Bd3 {[%emt 0:10:46]} Ne4 {[%emt 0:02:08]} 9. O-O {[%emt 0:03:41]} Nxg5 {[%emt 0:03:23]} 10. Nxg5 {[%emt 0:00:09]} Be7 {[%emt 0:00:57]} 11. f4 {[%emt 0:08:23]} Nf6 {[%emt 0:03:56]} 12. Qc2 {[%emt 0:04:49]} h6 {[%emt 0:00:52]} 13. Nf3 {[%emt 0:00:11]} O-O {[%emt 0:00:20]} 14. h3 {[%emt 0:08:29]} c5 {[%emt 0:00:41]} 15. Qf2 {[%emt 0:01:27]} c4 {[%emt 0:23:53]} 16. Bc2 {[%emt 0:01:12]} Bb4 {[%emt 0:04:51]} 17. Rfc1 {[%emt 0:02:31]} Be6 {[%emt 0:12:55]} 18. Ne5 {[%emt 0:05:26]} Bxc3 {[%emt 0:03:59]} 19. bxc3 {[%emt 0:00:06]} Nd7 {[%emt 0:00:31]} 20. f5 {[%emt 0:13:33]} Nxe5 {[%emt 0:02:07]} 21. dxe5 {[%emt 0:00:03]} Bd7 {[%emt 0:00:16]} 22. f6 {[%emt 0:04:40]} g6 {[%emt 0:00:43]} 23. Qg3 {[%emt 0:05:08]} Kh7 {[%emt 0:00:13]} 24. Rab1 {[%emt 0:08:21]} Qc7 {[%emt 0:00:47]} 25. Rd1 {[%emt 0:00:22]} Be6 {[%emt 0:00:59]} 26. Rd4 {[%emt 0:00:23]} Rh8 {[%emt 0:01:52]} 27. Rbd1 {[%emt 0:05:48]} Rad8 {[%emt 0:01:51]} 28. Kh1 {[%emt 0:00:44]} b5 {[%emt 0:01:52]} 29. Rf1 {[%emt 0:01:42]} Rd7 {[%emt 0:04:01]} 30. Rf3 {[%emt 0:01:25]} Qb8 {[%emt 0:00:54]} 31. Rh4 {[%emt 0:00:42]} Qf8 {[%emt 0:01:23]} 32. Rff4 {[%emt 0:01:01]} a5 {[%emt 0:00:59]} 33. Rh5 {[%emt 0:01:01]} b4 {[%emt 0:06:51]} 34. Rfh4 {[%emt 0:00:12]} Kg8 {[%emt 0:00:20]} 35. Bxg6 {[%emt 0:00:36]} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.7"]
[White "Krejci, Jan"]
[Black "Pisk, Petr"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2566"]
[BlackElo "2336"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,28,37,53,43,50,36,36,36,45,30,53,33,49,52,54,50,70]} 1. Nf3 d6 2. d4 Bg4 3. g3 Bxf3 4. exf3 c6 5. f4 (5. c4 g6 6. Nc3 Bg7 7. Be3 Nd7 8. Bg2 Ngf6 9. f4 O-O 10. O-O a6 11. d5 Qc7 12. Rc1 Rac8 13. Re1 cxd5 14. Nxd5 Nxd5 15. Qxd5 {0-1 (38) Hambartsumian,Y (2324)-Petrosian,T (2625) Yerevan 2016}) 5... d5 6. Bg2 {A41: Moderne Verteidigung gegen 1.d4 (mit oder ohne späterem e2-e4 und Sf6)} e6 7. O-O Nf6 {LiveBook: 3 Partien} 8. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Be7 $146 ({Vorgänger:} 8... Nbd7 9. Nf3 Be7 10. c3 O-O 11. Ne5 Rc8 12. Qe2 c5 {1-0 (47) Gadeo Colomina,F (2036)-Farre Selma,D (1841) Madrid 2011}) 9. Nf3 O-O 10. b3 a5 11. a4 Na6 12. Ne5 {Weiß steht etwas besser.} Qc7 13. Bb2 Rfd8 14. Qe2 Bf8 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.7"]
[White "Rasik, Vitezslav"]
[Black "Simek, Petr"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2466"]
[BlackElo "2377"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,41,23,20,56,49,35,33,35,45,76,77,165,160]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5 11. Nbd2 Re8 12. Nf1 h6 13. Ng3 Bf8 14. d4 exd4 {C90: Closed Ruy Lopez with 7...d6: Early deviations} 15. cxd4 Bg4 16. d5 {[#] LiveBook: 3 Games} Nh5 $146 {The position is equal.} ({Predecessor:} 16... Nc4 17. h3 Bxf3 18. gxf3 g6 19. b3 Nb6 20. Kh2 Bg7 21. Rb1 Nfd7 22. Rg1 {½-½ (74) Leko,P (2713)-Amin,B (2634) Tsaghkadzor 2015}) 17. h3 Bxf3 $1 18. Qxf3 Nxg3 19. Qxg3 Nc4 20. b3 Nb6 (20... Qa5 $16 {was worth a try.} 21. Re2 Na3) 21. Bxh6 $1 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.7"]
[White "Jansa, Vlastimil"]
[Black "Vlasak, Lukas"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2425"]
[BlackElo "2351"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 33,138,0,0,0,8,8,8,8,8,8,8,0,8,0,0,0,0,0,8,8,8,8,8,8,23,23,23,23,32,23,43,21,50,50,49,59,50,50,448,447,404,394,876,660,852,76,87,38,39,40,254,76,76,76,91,98,86,76,76,76,76,76,76,76,155,149,102,46,76,76,76,8,16,9,9,16,16,16,16,17,17,17,33,8,12,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Nc6 7. Nde2 Bg7 8. Bg2 O-O 9. O-O Rb8 10. a4 a6 11. Nd5 b5 12. axb5 axb5 13. Be3 {B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3)} (13. Bg5 Nd7 14. Qc1 Re8 15. h3 b4 16. Ra2 Nc5 17. b3 Ba6 18. Qd2 Bb5 19. Rd1 Qc8 20. Re1 Rb7 {0-1 (50) Oparin,G (2572)-Artemiev,V (2674) Moscow 2016}) 13... b4 14. Nd4 Nxd4 15. Bxd4 Nxd5 16. exd5 Bxd4 17. Qxd4 Bf5 {LiveBook: 3 Games} 18. Be4 {[#]} Qb6 $146 ({Predecessor:} 18... Bxe4 19. Qxe4 Qd7 20. b3 Rfc8 {½-½ (38) Atlas,V (2470)-Zontakh,A (2535) Eupen 1999}) 19. Qxb6 Rxb6 20. Bxf5 gxf5 $11 {[%mdl 4096] Endgame KRR-KRR} 21. Ra7 Re8 22. Rd1 Rb5 23. Rd4 Kg7 24. Rc7 Kf6 25. Rcc4 Reb8 26. Kf1 Ke5 27. Ke2 h5 28. b3 R8b6 29. Rh4 Kxd5 30. Rxh5 Ke6 31. Rh6+ f6 32. Rh7 {And now Rc7 would win.} Re5+ 33. Kf3 {Black must now prevent Rc7.} Rc5 34. Rxc5 dxc5 $14 {KR-KR} 35. h4 {[%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} c4 $2 {[%mdl 8192]} (35... Rd6 $14) 36. h5 $18 cxb3 37. cxb3 Rb8 $2 (37... Rc6 38. h6 Rc1) 38. h6 Rg8 {[#]} 39. Ke3 $2 (39. Rg7 $1 $18 {[%cal Rg7g8]} Rxg7 40. hxg7) 39... Rg6 $16 40. Kd4 f4 $1 {[%cal Rf4g3]} 41. gxf4 Kf5 $2 (41... Rg2 $14) 42. Ke3 $2 ({Less strong is} 42. Rxe7 Rxh6 43. Ke3 Rh3+ 44. f3 Rh8 $16) (42. Kc4 $18 {and White stays clearly on top.}) 42... Rg1 43. Rg7 Rb1 {[#]} 44. Kf3 $1 {[%cal Rf3g2]} Rh1 45. h7 e6 46. Rb7 Rh3+ 47. Kg2 Rh6 48. Kg3 Rg6+ (48... e5 $142) 49. Kf3 Rh6 50. Rb5+ (50. Ke3 $16) 50... e5 51. fxe5 fxe5 52. Rxb4 ({White should try} 52. Rb7 $16) 52... Rxh7 $11 53. Ke3 Rh1 54. Rb8 Re1+ 55. Kd2 Rf1 56. Kc3 Ke4 57. Rf8 Kd5 58. Kb4 e4 {The position is equal.} 59. Kb5 Kd6 60. Rf4 Ke5 61. Rf8 Kd6 62. Rd8+ Kc7 63. Rd2 {Threatens to win with Rc2+.} Re1 $1 64. b4 e3 $1 {[%cal Re3d2]} 65. fxe3 Rxe3 66. Rh2 Re6 67. Rh7+ Kb8 68. Ka5 Rg6 69. b5 Rf6 {Precision: White = 52%, Black = 56%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.7"]
[White "Bures, Jaroslav"]
[Black "Roubalik, Jakub"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2387"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,98,0,27,0,0,0,0,0,0,-33,-8,0,0,-33,0,0,0,0,20,0,0,0,0,-88,-73,-104,-85,-143,-139,-154,0,-8,-7,0,-3,0,0,0,14,10,14,-37,-35,-35,-39,-29,0,0,0,-76,-80,-75,-79,-123,-39,-57,0,0,70,-37,-59,-73,-60,-45,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 {LiveBook: 7 Games. E20: Nimzo-Indian: 4 g3 and 4 f3} (6... O-O 7. Nge2 b5 8. Ng3 exd5 9. cxd5 a6 10. a4 Ba5 11. Be2 Nbd7 12. O-O c4 13. Kh1 Rb8 14. axb5 axb5 15. Nf5 Nc5 16. Rxa5 Qxa5 {1-0 (37) Mamedyarov,S (2772)-Li,R (2577) chess.com INT 2017}) 7. dxe6 Bxe6 8. cxb5 $146 ({Predecessor:} 8. Bf4) 8... d5 9. exd5 Nxd5 10. Bd2 O-O (10... Bxc3 $5 11. bxc3 Nd7 $11) 11. Nxd5 Bxd5 (11... Qxd5 12. Bxb4 cxb4 13. Qxd5 $16) 12. Bxb4 Re8+ ({Better is} 12... Qh4+ $15 13. g3 Qxb4+ 14. Qd2 Re8+ 15. Be2 Nd7) 13. Be2 $11 cxb4 14. Qd4 Qg5 15. Kf2 Nd7 16. h4 Qf5 17. Rd1 {[#]} (17. Bd3 $11 Qe6 18. Nh3) 17... Nf6 $1 $17 18. Bd3 Be4 19. Ne2 (19. Nh3 $142) 19... Bxd3 20. Qxd3 {[#]} Qc5+ (20... Ne4+ $1 $17 21. Kf1 Qf6) 21. Nd4 $11 Rad8 22. Rhe1 Rxe1 23. Kxe1 Qe5+ 24. Qe2 Qf4 {Hoping for ...Re8.} 25. Qf2 Nh5 26. g4 (26. Ne2 $11 Re8 27. Kf1) 26... Ng3 $15 {And now ...Re8+ would win.} 27. Rd2 $1 h5 28. gxh5 $1 Qxh4 29. Kd1 $1 Qf4 30. Nb3 (30. h6 $11 {remains equal.}) 30... Re8 31. Rd4 Qe5 32. h6 g6 ({But not} 32... gxh6 $2 33. Rg4+ Kh7 34. Rxg3 $18) ({Black should try} 32... Qxb5 $17 {Threatens to win with ...Nf5.} 33. Nc1 Nf5) 33. Rxb4 Nf5 (33... Qd5+ $15 34. Rd4 Qxb5) 34. Kc1 $11 Qd6 (34... Qd5 $1 $11 35. Qd2 Qxf3) 35. a3 ({White should play} 35. Qd2 $14) 35... Qd3 $1 $15 {( -> ...Ne3)} 36. Nc5 Rc8 {White must now prevent ...Ne3.} 37. Re4 Qxb5 38. b4 $1 {The position is equal.} Nxh6 39. Qe2 $132 {[%mdl 2048] White has counterplay} Qc6 40. Kb2 Nf5 41. Qa6 Qc7 42. Kb3 Rd8 43. Qf6 Rc8 44. Rg4 Ng7 $1 45. Rd4 Ne6 $1 46. Rh4 {[%csl Gf6][%cal Rh4h8]} Ng7 47. Rd4 {Strongly threatening Rd7.} Ne6 {...Qc6 is the strong threat.} 48. Rh4 {[%csl Gf6][%cal Rh4h8]} Ng7 49. Rd4 {aiming for Rd7.} Ne6 {Precision: White = 57%, Black = 51%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.7"]
[White "Klima, Lukas"]
[Black "Zilka, Stepan"]
[Result "1/2-1/2"]
[ECO "C91"]
[WhiteElo "2308"]
[BlackElo "2517"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 32,116,0,0,0,0,0,0,8,3,8,8,8,0,0,0,0,0,0,-10,-11,-25,37,26,71,64,68,61,80,0,22,8,8,6,8,2,5,0,13,0,0,0,0,0,0,0,0,-7,0,0,8,0,0,0,0,-24,0,-118,0,0,0,0,0,0,0,0,62,62,69,69,70,70,70,24,24,24,24,24,24,24,61,24,24,23,23,23,39]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Be3 exd4 11. cxd4 Na5 12. Bc2 Nc4 13. Bc1 c5 14. b3 Nb6 15. d5 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4} (15. Nbd2 Rc8 16. Bb2 Nfd7 17. Qb1 g6 18. h3 Bxf3 19. Nxf3 cxd4 20. Nxd4 Bf6 21. Qd1 Ne5 22. Rc1 Bg5 23. Rb1 {½-½ (53) Giri,A (2778)-Carlsen,M (2850) London 2015}) 15... Nfd7 {[%cal Bf6d7,Bd7e5,Be5f3][%mdl 32]} 16. Nbd2 Bf6 17. Rb1 {LiveBook: 5 Games. The position is equal.} Ne5 18. h3 $1 {[%cal Rh3g4]} Nxf3+ 19. Nxf3 Bxf3 $146 ({Predecessor:} 19... Bh5 20. g4 Bg6 21. Nh2 Bc3 22. Re2 b4 {1-0 (42) Bielczyk,J (2375)-Dobrzynski,W Sandomierz 1976}) 20. Qxf3 Re8 21. Bd2 Nd7 22. g3 c4 23. bxc4 Ne5 24. Qd1 Nxc4 25. Bc1 Qa5 26. Bb3 Na3 ({Better is} 26... Rac8 $11) 27. Bd2 $14 Bc3 28. Bxc3 Qxc3 29. Rc1 Qb4 {[#]} 30. Qf3 (30. e5 $1 $16) 30... Re5 31. Qc3 Qxc3 32. Rxc3 f5 33. Rc6 a5 34. Rxd6 {With the idea Rc6.} a4 35. Bd1 Rae8 $1 36. Rd7 Rxe4 37. Rxe4 Rxe4 $11 {[%mdl 4096] Endgame KRB-KRN} 38. Bf3 (38. Kf1 {with more complications.} Rd4 39. Be2 g6 40. d6 h6 41. Bf3) 38... Rd4 $1 39. Rb7 Kf8 40. Kf1 g5 41. Rxh7 Nb1 42. Rb7 Nc3 43. Bh5 b4 44. d6 (44. Rf7+ $11 Kg8 45. Rxf5) 44... b3 (44... Nxa2 $17 {...b3 is the strong threat.} 45. Rf7+ Kg8 46. Rxf5 Nc3 47. Rxg5+ Kf8 48. Rf5+ Kg7) 45. axb3 a3 {Threatens to win with ...a2.} 46. Rf7+ Kg8 47. Ra7 ({Don't go for} 47. Rxf5 $2 a2 $19) 47... a2 {aiming for ...Na4!} 48. b4 $1 {And now Bf7+ would win.} Kh8 ({Black should play} 48... Kf8 $11) 49. Kg2 $1 $14 {Hoping for Bf7.} Rxd6 {Black wants to play ...Rd7!} 50. Bf7 $1 {[%cal Rf7a2]} Rd2 {[#]} 51. b5 $1 {[%mdl 512]} Rb2 (51... Nxb5 52. Rxa2) 52. b6 (52. Bc4 {looks sharper.} Rb4 53. Bxa2 Nxa2 54. Rxa2 Rxb5 55. Ra7) 52... Rxb6 53. Bxa2 Nxa2 54. Rxa2 $11 {KR-KR} Kg7 55. Ra4 Rb2 56. Ra6 Rc2 {White has an edge.} 57. Rd6 Ra2 58. Kf3 Kf7 {Precision: White = 58%, Black = 57%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.7"]
[White "Kolar, Pavel"]
[Black "Pulpan, Jakub"]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "2189"]
[BlackElo "2401"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,94,-11,-60,-53,-60,-25,-204,-204,-175,-6,0,-4,-185,-183,-185,-172,-175,-84,-139,-149,-226,-229,-228,-213,-265,-139,-136,-143,-149,-148,-135,-120,-413,-426,-396,-401,-394,-390,-485,-492,-496,-479,-640,-497,-704,-570,-700,-689,-1148,-709,-1174,-1119,-29983,-29984,-29984,-29985,-29987,-29988,-29983,-29967,-6179,-6195,-29989,-29990,-29993,-29994]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. e5 dxe5 {B97: Sicilian Najdorf: Poisoned Pawn} 12. fxe5 Nfd7 13. Ne4 Qxa2 14. Rd1 Qd5 15. Qe3 Qxe5 16. Be2 {LiveBook: 264 Games} Bc5 $1 17. Bg3 $1 {[%cal Rg3e5]} Qd5 {[#] Threatens to win with ...0-0.} (17... Bxd4 $5 18. Rxd4 Qa5+ 19. Rd2 O-O $15) 18. Nc3 $146 (18. c4 $11 Bxd4 19. Rxd4 Qa5+ 20. Rd2) ({Predecessor:} 18. c4 Bxd4 19. Rxd4 {½-½ (52) Radjabov,T (2696)-Giri,A (2767) Novi Sad 2016}) 18... Qg5 $1 $19 {[%cal Rg5e3]} ({Don't take} 18... Qxg2 19. Rg1 $17) 19. Bf4 Qe7 $2 ({Wrong is} 19... Qxg2 $2 20. Rg1 $16) (19... Qh4+ $1 $19 20. Bg3 Qe7) 20. Qg3 $11 g5 21. Be3 $2 (21. Bc7 $1 $11 {and White is okay.}) 21... Bb4 $19 22. Bd2 Qc5 23. Nb3 Qd6 (23... Qe5 $19 {has better winning chances. ...Nc6 is the strong threat.} 24. Qxe5 Nxe5) 24. Qf2 ({White should play} 24. Qf3) 24... Qb6 $17 25. Qf3 (25. Qg3 $17 {was worth a try.}) 25... Nc6 $1 $19 26. Ne4 Nce5 27. Qg3 a5 (27... f5 $19 28. Bxb4 Qxb4+ 29. Ned2 f4) 28. c3 $17 Be7 29. Nd4 f5 30. Bh5+ Kd8 31. Bxg5 $2 {[%mdl 8192]} (31. Be3 $17 {was the only chance.} f4 32. Qh3) 31... hxg5 $19 ({Less strong is} 31... Bxg5 32. Nc5 $1 $17 {[%mdl 512]}) 32. Qxe5 Rxh5 (32... Rh6 $2 33. Ng3 $19) 33. Nxe6+ Ke8 {[%cal Bd8e8,Be8f7,Bf7g7,Bg7f8][%mdl 32]} 34. Nc7+ {[#]} Kf7 $1 35. Qd5+ Kg7 36. Ne8+ Kf8 37. N4d6 (37. N8d6 $142 Qe3+ 38. Kf1 Qf4+ 39. Ke2 Bxd6 40. Nxd6 Qe5+ 41. Qxe5 Nxe5 42. h3) 37... Qe3+ 38. Kf1 {[%csl Gd6][%cal Rd5f7]} Ne5 39. Nc7 Rh6 40. Nxc8 Rxc8 41. Ne6+ {[#]} Rxe6 $1 42. Qxe6 Qf4+ 43. Ke1 Rxc3 44. Qh6+ Kg8 45. Qe6+ Nf7 {( -> ...Rc2)} 46. Ke2 Qg4+ 47. Kd2 Qd4+ {Precision: White = 36%, Black = 58%.} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.8"]
[White "Jirovsky, Milos"]
[Black "Musil, Martin"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "2446"]
[BlackElo "1997"]
[Annotator "TA"]
[PlyCount "136"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,136,23,13,63,51,64,56,64,61,69,57,57,57,57,55,79,46,64,54,53,30,27,21,37,11,60,0,18,21,28,24,28,36,35,45,47,31,31,42,31,31,36,32,31,31,31,31,38,31,36,45,36,31,46,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 Nbd7 7. Qc2 Re8 8. Rd1 c6 9. b3 b6 10. Nbd2 Bb7 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 {LiveBook: 6 Games} Bf6 {E09: Closed Catalan: Main Line: 7 Qc2 c6 8 Nbd2} (13... Nf6 14. Qc2 Qc7 15. Bf4 Bd6 16. Bxd6 Qxd6 17. c5 bxc5 18. dxc5 Qe7 19. a3 a5 20. Nd2 Nd5 21. Ne4 {1-0 (63) Feller,S (2570)-Battaglini,G (2398) Paris 2010}) 14. Bf4 Qe7 15. Ne5 Rac8 {White is slightly better.} 16. Rac1 Red8 $146 ({Predecessor:} 16... Ba8 17. c5 Bxe5 18. Bxe5 Nxe5 19. Qxe5 Bb7 20. b4 f6 21. Qe3 {1-0 (43) Poeta,C (2023)-Maciel,D (1950) Sao Paulo 2017}) 17. Ng4 Bg5 18. h4 Bxf4 19. Qxf4 h5 20. Ne3 Nf6 21. Qg5 Rc7 {[%cal Bc8c7,Bc7d7,Bd7d6][%mdl 32]} 22. Rd2 Rcd7 23. Rcd1 g6 24. Bf3 Nh7 25. Qh6 (25. Qxe7 $14 Rxe7 26. c5) 25... Qf8 (25... Qf6 {with more complications.} 26. Bg2 Qg7 27. Qxg7+ Kxg7 28. f4 Nf6) 26. Qf4 Qd6 27. Qxd6 Rxd6 28. b4 e5 {[%cal Rd6d4]} 29. d5 cxd5 30. Bxd5 Bxd5 31. Rxd5 Rxd5 32. Rxd5 Rxd5 33. Nxd5 $14 {[%mdl 4096] Endgame KN-KN} ({But not} 33. cxd5 Nf6 $15) 33... Kf8 $1 34. f4 exf4 35. gxf4 Ke8 $1 36. Kf2 Kd7 37. Ke3 f6 38. Kd4 g5 39. Nxf6+ Nxf6 {The position is equal.} 40. fxg5 {KN-KP} Ne8 41. Ke5 Ke7 42. c5 bxc5 43. bxc5 a5 44. Kf5 {[#] Kg6 is the strong threat.} Kf7 45. g6+ Kg7 46. Kg5 a4 47. a3 Nc7 48. c6 Ne6+ 49. Kxh5 Nf4+ 50. Kg4 Nxg6 $11 {KN-K3P} 51. c7 Ne7 52. Kf3 Kf6 53. Ke4 Ke6 54. h5 Kf6 55. Kd4 Kg5 56. Kc5 Kxh5 {KN-KPP} 57. Kd6 Nc8+ 58. Kd7 Nb6+ 59. Kc6 Nc8 60. Kb5 Kg6 61. Kxa4 Kf7 62. Kb5 Ke6 63. Ka6 Kd7 64. Kb7 Nd6+ 65. Kb8 Kc6 66. a4 Kb6 67. c8=N+ Nxc8 68. Kxc8 Ka5 {Precision: White = 72%, Black = 83%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.8"]
[White "Sluka, Radek"]
[Black "Strasil, Pavel"]
[Result "1-0"]
[WhiteElo "2333"]
[BlackElo "2067"]
[Annotator "RC"]
[PlyCount "17"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:06]} 2. Nc3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:21]} 3. f4 {[%emt 0:00:21]} g6 {[%emt 0:00:31]} 4. Nf3 {[%emt 0:00:07]} Bg7 {[%emt 0:00:09]} 5. Bc4 {[%emt 0:00:21]} d6 {[%emt 0:07:00]} 6. O-O {[%emt 0:00:49]} e6 {[%emt 0:01:05]} 7. f5 {[%emt 0:01:33]} Nh6 {[%emt 0:16:02]} 8. d3 {[%emt 0:01:49]} O-O {[%emt 0:08:06]} 9. f6 {[%emt 0:02:23]} 1-0

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.8"]
[White "Vyskocil, Neklan"]
[Black "Jasny, Stanislav"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2321"]
[BlackElo "2362"]
[Annotator "RC"]
[PlyCount "144"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} d6 {[%emt 0:00:19]} 2. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:00]} g6 {[%emt 0:00:06]} 4. Bc4 {[%emt 0:00:43]} Bg7 {[%emt 0:01:32]} 5. Qe2 {[%emt 0:00:10]} c6 {[%emt 0:05:44]} 6. e5 {[%emt 0:00:24]} dxe5 {[%emt 0:02:23]} 7. dxe5 {[%emt 0:00:04]} Nd5 {[%emt 0:00:11]} 8. Bd2 {[%emt 0:00:28]} O-O {[%emt 0:01:14]} 9. O-O-O {[%emt 0:00:21]} Na6 {[%emt 0:13:42]} 10. Nf3 {[%emt 0:14:59]} Nac7 {[%emt 0:01:00]} 11. Rhe1 {[%emt 0:02:56]} b5 {[%emt 0:04:45]} 12. Bxd5 {[%emt 0:11:30]} Nxd5 {[%emt 0:02:26]} 13. Kb1 {[%emt 0:00:21]} Nxc3+ {[%emt 0:06:31]} 14. Bxc3 {[%emt 0:00:10]} Qb6 {[%emt 0:00:06]} 15. Qd2 {[%emt 0:09:37]} c5 {[%emt 0:06:32]} 16. e6 {[%emt 0:04:42]} Bxe6 {[%emt 0:01:13]} 17. Bxg7 {[%emt 0:00:17]} Kxg7 {[%emt 0:00:32]} 18. Ng5 {[%emt 0:00:38]} Rad8 {[%emt 0:04:33]} 19. Qc3+ {[%emt 0:01:26]} Kg8 {[%emt 0:01:12]} 20. Nxe6 {[%emt 0:04:47]} fxe6 {[%emt 0:08:33]} 21. Rxd8 {[%emt 0:23:31]} Rxd8 {[%emt 0:00:29]} 22. b3 {[%emt 0:06:48]} Rd6 {[%emt 0:06:56]} 23. h4 {[%emt 0:07:49]} c4 {[%emt 0:03:54]} 24. Re3 {[%emt 0:02:36]} Qc5 {[%emt 0:10:11]} 25. b4 {[%emt 0:01:33]} Qd4 {[%emt 0:01:46]} 26. Qxd4 {[%emt 0:02:47]} Rxd4 {[%emt 0:00:04]} 27. g3 {[%emt 0:00:18]} Kf7 {[%emt 0:01:31]} 28. Kb2 {[%emt 0:00:39]} a6 {[%emt 0:02:46]} 29. Rf3+ {[%emt 0:01:42]} Ke8 {[%emt 0:02:37]} 30. Re3 {[%emt 0:01:28]} Rd6 {[%emt 0:00:18]} 31. Kc3 {[%emt 0:00:40]} h5 {[%emt 0:01:29]} 32. a4 {[%emt 0:00:33]} Kd7 {[%emt 0:00:35]} 33. axb5 {[%emt 0:01:45]} axb5 {[%emt 0:00:04]} 34. Rf3 {[%emt 0:00:04]} e5 {[%emt 0:01:07]} 35. Rf8 {[%emt 0:00:24]} Rf6 {[%emt 0:00:36]} 36. Rb8 {[%emt 0:00:11]} Rf3+ {[%emt 0:00:56]} 37. Kb2 {[%emt 0:00:02]} Kc6 {[%emt 0:02:16]} 38. Rg8 {[%emt 0:01:22]} Rxf2 {[%emt 0:00:58]} 39. Rxg6+ {[%emt 0:00:11]} Kd5 {[%emt 0:00:08]} 40. Rg5 {[%emt 0:01:15]} Rg2 41. Rxh5 {[%emt 0:01:59]} Rxg3 {[%emt 0:10:19]} 42. Rh7 {[%emt 0:01:25]} Kd6 {[%emt 0:04:13]} 43. Rh6+ {[%emt 0:02:50]} e6 {[%emt 0:00:33]} 44. Rh8 {[%emt 0:07:30]} Rh3 {[%emt 0:00:10]} 45. Rd8+ {[%emt 0:03:24]} Kc6 {[%emt 0:01:18]} 46. Rc8+ {[%emt 0:02:32]} Kd5 {[%emt 0:00:09]} 47. Rd8+ {[%emt 0:01:32]} Ke4 {[%emt 0:00:27]} 48. Re8 {[%emt 0:02:05]} Kd4 {[%emt 0:05:57]} 49. Rd8+ {[%emt 0:01:45]} Ke3 {[%emt 0:00:29]} 50. Rb8 {[%emt 0:00:43]} e4 {[%emt 0:02:23]} 51. Rxb5 {[%emt 0:00:32]} Kf2 {[%emt 0:02:10]} 52. Re5 {[%emt 0:04:21]} e3 {[%emt 0:00:19]} 53. b5 {[%emt 0:00:45]} e2 {[%emt 0:02:47]} 54. b6 {[%emt 0:00:24]} Rxh4 {[%emt 0:00:10]} 55. Rxe6 {[%emt 0:04:20]} Rh6 {[%emt 0:05:42]} 56. b7 {[%emt 0:01:46]} Rxe6 {[%emt 0:01:34]} 57. b8=Q {[%emt 0:00:04]} e1=Q {[%emt 0:00:11]} 58. Qf4+ {[%emt 0:00:17]} Kg2 {[%emt 0:00:48]} 59. Qg4+ {[%emt 0:00:16]} Kh2 {[%emt 0:00:11]} 60. Qh5+ {[%emt 0:00:36]} Kg3 {[%emt 0:00:24]} 61. Qg5+ {[%emt 0:00:29]} Kh3 {[%emt 0:00:27]} 62. Qf5+ {[%emt 0:00:54]} Kh4 {[%emt 0:01:17]} 63. Qf4+ {[%emt 0:00:43]} Kh5 {[%emt 0:00:22]} 64. Qf5+ {[%emt 0:00:13]} Kh6 {[%emt 0:00:15]} 65. Qf4+ {[%emt 0:00:23]} Kg7 {[%emt 0:01:30]} 66. Qg4+ {[%emt 0:01:23]} Kf7 {[%emt 0:01:09]} 67. Qf5+ {[%emt 0:00:15]} Ke7 {[%emt 0:01:10]} 68. Qc5+ {[%emt 0:00:16]} Kd7 {[%emt 0:00:26]} 69. Qd5+ {[%emt 0:00:31]} Rd6 {[%emt 0:01:55]} 70. Qb7+ {[%emt 0:00:10]} Ke6 {[%emt 0:00:32]} 71. Qc8+ {[%emt 0:00:10]} Ke7 {[%emt 0:00:11]} 72. Qb7+ {[%emt 0:01:10]} Rd7 {[%emt 0:00:19]} 0-1

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.8"]
[White "Studnicka, Tomas"]
[Black "Meduna, Eduard"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2316"]
[BlackElo "2399"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,102,37,36,31,37,52,52,52,39,39,37,52,42,43,45,45,37,46,46,50,46,39,37,47,47,55,62,62,62,85,85,85,85,85,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,41,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. d4 Bg7 6. Bd3 O-O 7. O-O Bf5 8. Bxf5 gxf5 9. Qb3 {D94: Grünfeld: 4 Nf3 Bg7 5 e3} (9. cxd5 cxd5 10. Qb3 b6 11. Ne5 e6 12. Bd2 Nfd7 13. Nd3 Nc6 14. Qa4 Na5 15. b3 a6 16. Ne2 Nb7 17. Qc6 Rb8 18. Rac1 a5 19. Nc3 Nf6 {½-½ (28) Harutyunian,T (2472)-Andriasian,Z (2600) Yerevan 2015}) 9... Qb6 10. Qxb6 axb6 11. cxd5 Nxd5 12. Nxd5 cxd5 13. Bd2 {LiveBook: 3 Games} Rc8 14. Rfc1 Nd7 $146 ({Predecessor:} 14... Rxc1+ 15. Rxc1 Nc6 16. a3 f4 {½-½ (16) Matlak,M (2420)-Sapis,W (2380) Katowice 1990}) 15. Rxc8+ Rxc8 16. Rc1 Rxc1+ 17. Bxc1 $14 {[%mdl 4096] Endgame KBN-KBN} e6 18. Kf1 Bf8 19. Bd2 Bd6 20. h3 h5 21. Ne1 Nb8 22. Nd3 Nc6 23. Ke2 f6 24. f4 b5 25. Bc3 Kf7 26. Kd1 b4 27. Bd2 b5 28. Kc2 Ke7 29. Nc5 ({White should try} 29. b3 $16) 29... Bxc5 $1 $11 30. dxc5 {KB-KN} e5 31. fxe5 fxe5 32. Kb3 Ke6 33. Bxb4 d4 34. Bd2 Kd5 35. exd4 Kxd4 36. a4 bxa4+ 37. Kxa4 Kxc5 38. b4+ Kb6 39. Be3+ Kb7 40. Kb5 f4 41. Bg1 e4 42. Kc4 e3 43. b5 Na7 44. g4 fxg3 {[#] And now ...e2 would win.The position is equal.} 45. Bxe3 g2 46. h4 Nc8 47. Kd5 Ne7+ 48. Ke4 Ng6 49. Kf5 Nxh4+ 50. Kg5 Nf3+ 51. Kxh5 g1=B {Precision: White = 68%, Black = 52%.} 1/2-1/2

[Event "CZE-tht Extraliga 2017-18"]
[Site "Czech Republic"]
[Date "2017.12.03"]
[Round "4.8"]
[White "Kovar, Vojtech"]
[Black "Talla, Vladimir"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2266"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2017.??.??"]
[EventType "team-tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,41,0,15,-9,-12,-11,-23,-17,-6,-37,-24,-73,-58,-106,-45,-40,-22,-25,-11,-14,-17,-22,-17,-26,-27,-21]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. Nge2 Nd7 8. Ng3 Bg6 9. Be2 {D31: Damengambit (Halbslawisch)} Nb6 {LiveBook: 6 Partien} 10. Qb3 $146 ({Vorgänger:} 10. Be5 Nf6 11. h4 h6 12. h5 Bh7 13. Bd3 O-O 14. Bxh7+ Kxh7 15. Qc2+ Kh8 16. Nf5 Nc4 {1-0 (54) Nakamura,H (2758)-Aronian,L (2802) London 2011}) 10... Nf6 11. h4 {[#] zielt auf h5 ab.Die Stellung ist ausgeglichen.} h6 12. h5 Bh7 13. Be5 O-O 14. Bxf6 Bxf6 15. Bg4 Re8 (15... Bh4 $17 {Und ...Lxg3 würde nun gewinnen.} 16. Nge2 Qg5) 16. Nce2 $15 Bh4 {Weiss muss nun ...Dg5 beachten.} 17. Bf5 Bxg3 18. Bxh7+ Kxh7 19. Nxg3 Kh8 20. Qd3 Nc4 21. b3 $1 {Precision: Weiß = 39%, Schwarz = 30%.} 1/2-1/2

