[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.1"]
[White "Bures, Jaroslav"]
[Black "Burita, Dobroslav"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2382"]
[BlackElo "1688"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,59,38,31,56,29,50,44,77,83,87,54,65,61,106,87,90,98,81,83,287,79,135,106,99,108,102,113,106,102,164,137,164,163,154,146,170,146,390,382,353,396,681,677,679,391,652,643,628,618]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. Nf3 Be7 6. e4 Nxc3 7. bxc3 O-O {D35: Queen's Gambit Declined: Exchange Variation.} 8. Bc4 Nd7 9. O-O Nb6 {White is slightly better.} 10. Bb3 c5 11. a4 {[%cal Ba2a4,Ba4a5][%mdl 32] [#]} cxd4 $146 ({Predecessor:} 11... a5 12. Be3 cxd4 13. cxd4 Nd7 14. Qb1 Ra6 15. Rd1 Bf6 16. Ra2 Qc7 17. Rc2 Rc6 {1-0 (31) Biebinger,G (2263)-Boehler,K (2014) Neustadt 2018}) 12. cxd4 Bd7 13. a5 Nc8 14. d5 exd5 15. Bxd5 {a6 is the strong threat.} Bb5 $2 {[#]} (15... Bc6 $16) 16. Re1 $2 ({Less strong is} 16. Bxb7 Rb8 $14) (16. a6 $1 $18 {and the rest is easy.}) 16... Bb4 {[#]} ({Better is} 16... Bc6) 17. Bxf7+ $1 {[%mdl 512]} Kh8 (17... Rxf7 18. Qxd8+) 18. Qxd8 Rxd8 19. Bg5 $36 {[%mdl 2048] White is on the roll.} Bxe1 20. Bxd8 {Hoping for e5.} Bxf2+ (20... Bc3 $16 21. Rd1 Be2) 21. Kxf2 $18 Nd6 22. Bd5 Rxd8 23. Rc1 Ba6 24. e5 Nf5 $2 (24... Ne8 $16) 25. Ng5 Nh6 {If only Black now had time for ...Ng4+....} 26. e6 {And now e7 would win.} b6 $2 (26... g6) 27. e7 Re8 28. Re1 {Threatens to win with Bc6.} g6 $2 (28... Bb5 29. Nf7+ Nxf7) 29. Bc6 Ng4+ 30. Kg1 {Accuracy: White = 59%, Black = 39%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.2"]
[White "Vytlacil, Vaclav"]
[Black "Liska, Jiri"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1670"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,58,0,0,0,0,0,-26,-25,-46,-51,-47,-37,-80,-61,-122,-122,-122,-123,-137,-137,-141,-129,-133,-135,-254,-253,-256,-247,-243,-255,-243,-239,-263,-262,-807,-843,-813,-856,-1028,-1013,-994,-981,-959,-931,-29961,-29963]} 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. O-O Nxb5 7. Nxb5 a6 8. Nc3 b5 {B23: Closed Sicilian: Lines without g3.} 9. d3 Bb7 10. Be3 Rc8 {[#] Black has an edge.} 11. Rb1 $146 ({Predecessor:} 11. Qe1 b4 12. Ne2 Bxb2 13. Rb1 Bg7 14. c3 a5 15. cxb4 axb4 16. a3 Ba6 17. Rb3 bxa3 18. Rxa3 {½-½ (39) Sig Vargas,M (2166)-Gonzalvo Lara,V (2184) Aragon 2003}) 11... Nf6 12. Qe1 O-O 13. h3 d5 14. e5 {[#]} ({Better is} 14. Nxd5 $15 Nxd5 15. exd5) 14... d4 $1 $17 15. exf6 exf6 16. Bd2 dxc3 17. Bxc3 b4 18. Bd2 Re8 $36 {[%mdl 2048] Black is in control.} 19. Qh4 (19. Qd1 $17) 19... Re2 $19 {[#] White must now prevent ...Bxf3.} 20. Rf2 Bxf3 $1 21. gxf3 Qd4 22. Kf1 Re6 23. Qg3 f5 24. Re2 $2 (24. b3) 24... Rxe2 25. Kxe2 c4 {...cxd3+ is the strong threat.} 26. Qf2 cxd3+ 27. cxd3 Re8+ 28. Be3 Bh6 {aiming for ...Qxf4.} 29. Kd2 Bxf4 {Black took control after the opening. Accuracy: White = 41%, Black = 100%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.3"]
[White "Sernecki, Franciszek"]
[Black "Nisztuk, Michal"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2243"]
[BlackElo "1657"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,58,22,25,22,9,20,18,29,33,28,25,42,38,41,33,43,35,41,36,63,64,61,54,197,55,198,185,180,188,251,225,228,213,461,463,579,525,467,409,1160]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8. Bf1 O-O 9. d4 Bf6 10. Re1 Nf5 11. c3 d5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 12. Bf4 c6 13. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5,Be5g6][%mdl 32]} Re8 {[#] The position is equal.} 14. Qb3 $146 ({Predecessor:} 14. Rxe8+ Qxe8 15. Nf3 Nh4 16. Nxh4 Bxh4 17. Qd2 Bf5 18. Re1 Qd7 19. Bg3 Bxg3 20. hxg3 {½-½ (20) Stojanovic,D (2503)-Predojevic,B (2652) Bihac 2016}) 14... Re7 15. Bd3 h6 16. Nf3 Nd6 17. Rxe7 (17. h3 {with more complications.} Ne4 18. Qc2 Bf5 19. Ne5 Bh7 20. f3) 17... Bxe7 18. Re1 $36 {[%mdl 2048] White has the initiative.} Bf8 19. h3 b5 20. Qc2 Be6 21. Ne5 Rc8 (21... Qc8 $14) 22. Bh7+ $18 Kh8 {[#]} 23. Ng6+ $1 {[%mdl 64] Deflection} fxg6 24. Rxe6 g5 (24... Kxh7 $142 25. Qxg6+ Kg8) 25. Be5 Nf7 26. Bg3 Qd7 $2 (26... Bd6 27. Bd3 Kg8 28. Bh7+ Kh8) 27. Bf5 {[#] Rxh6+! is the strong threat.} Qd8 28. Bg6 Nd6 29. Bxd6 Qd7 {Accuracy: White = 100%, Black = 58%.} (29... Bxd6 $142 30. Qf5 Bc7 31. Re8+ Qxe8 32. Bxe8 Rxe8) 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.4"]
[White "Muller, David"]
[Black "Kucera, Petr"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1671"]
[BlackElo "2230"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,120,34,34,6,37,2,22,0,16,0,11,17,18,0,18,0,0,-12,-12,-33,-36,-34,-38,-22,-33,-118,-125,-158,-158,-159,-131,-148,-135,-149,-121,-129,0,-145,-132,-150,-147,-300,-191,-195,-195,-225,-194,-204,-175,-342,-204,-212,-198,-247,-231,-249,-174,-227,-170,-173,-175,-153,-121,-217,-220,-378,-360,-343,-293,-299,-291,-347,-308,-347,-341,-318,0,-314,0,-337,-306,-452,-425,-1923,-1874,-1925,-1806,-1628,-891,-792,-670,-1164,-1743,-29975,-29976,-29976,-29977,-29979,-29979,-8973,-7124,-29970,-29973,-6095,-2385,-3341,-2333]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 e6 8. O-O Ngf6 9. c3 {B18: Classical Caro-Kann: 4...Bf5 sidelines.} Qc7 10. a4 a5 {[#]} 11. Qc2 $146 {The position is equal.} ({Predecessor:} 11. Re1 Bd6 12. Qe2 O-O {½-½ (12) Szucs,I (2037)-Sinoros Szabo,C Hungary 2004}) 11... Bd6 12. Re1 O-O 13. Bxg6 hxg6 14. Bg5 Rfe8 15. Rad1 b5 16. Bxf6 gxf6 17. Ne4 Kg7 18. axb5 cxb5 19. d5 e5 20. Qb3 (20. Qe2 $15) 20... Rab8 $17 21. Ra1 a4 22. Qc2 Nc5 23. Nxc5 Qxc5 24. Rad1 Rbc8 25. Qe2 Rb8 26. Qc2 $1 Rec8 27. Nd2 f5 28. Qd3 $2 {[#]} (28. Nf3 $17) 28... a3 29. bxa3 Qxc3 30. Nb1 Qc2 31. Kf1 Qc4 32. Ke2 $2 (32. g3 {was called for.}) 32... Qg4+ (32... Qxd3+ $142 33. Kxd3 e4+ {[%mdl 64] Discovered Attack} 34. Ke3 Bc5+ 35. Ke2 b4) 33. Kf1 $19 Rc4 34. h3 Qf4 35. Nd2 Rd4 36. Qf3 (36. Qc2 $142) 36... Qxf3 37. Nxf3 Rxd1 38. Rxd1 {[%mdl 4096] Endgame KRB-KRN} Kf6 39. Ra1 (39. Rc1 $17) 39... Ra8 40. Nd2 $2 (40. Rb1 {was worth a try.}) 40... Rxa3 41. Rb1 Rd3 42. Ke2 Rxd5 43. Nb3 Ba3 44. Na1 Rc5 45. Kd2 Rd5+ 46. Ke2 $1 Bd6 $2 ({Black should try} 46... Be7 $19 {Strongly threatening ...b4.} 47. f3 b4) 47. Nc2 $2 {[%mdl 8192]} (47. Nb3 $1 $11 {and White has nothing to worry.} Bb4 48. Rc1) 47... Ke6 48. f4 (48. Ne3 {was necessary.} Rc5 49. Rb2) 48... e4 49. Rxb5 (49. Ne3 $142 Rd3 50. Rxb5) 49... Rxb5 50. Nd4+ {[#]} Kd5 $1 51. Nxb5 Bxf4 {KB-KN} 52. Nc3+ Kc4 53. Nd1 Kd4 54. Nf2 Bg3 55. Nd1 f4 56. Nb2 Bh4 57. Na4 Bd8 58. Nb2 f5 59. Nd1 Kc4 (59... Bh4 $142 60. Kd2 g5) 60. Nf2 Kc3 {Accuracy: White = 43%, Black = 64%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.5"]
[White "Vitak, Jiri"]
[Black "Papousek, Michal"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2190"]
[BlackElo "1650"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,95,55,72,75,68,89,85,92,65,74,91,115,127,127,131,185,135,189,176,174,59,59,67,64,29,29,33,28,36,50,15,16,15,23,16,444,73,71,19,66,66,139,127,278,148,283,270,411,414,424,424,365,336,306,293,288,176,181,167,174,162,299,296,325,336,341,331,318,245,633,625,581,593,694,700,673,656]} 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. c4 c6 5. Bg2 Nbd7 6. Nbd2 Be7 7. O-O O-O 8. Qc2 Qc7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 c5 {E09: Closed Catalan: Main Line: 7 Qc2 c6 8 Nbd2.} 12. Qe2 Nf6 13. Bf4 Qb6 {White is better.} 14. dxc5 Bxc5 15. Ne5 Bd4 16. Rab1 {[#]} Bd7 $146 ({Predecessor:} 16... Nd7 17. Nxd7 Bxd7 18. b4 Bc6 19. c5 Qd8 20. Bxc6 bxc6 21. Bd6 Qf6 22. Bxf8 Rxf8 {1-0 (40) Stricker,F (2068)-Seppelfricke,G (1898) Herne 2018}) 17. b4 Ba4 (17... Rad8 $16 18. Rfe1 (18. Nxd7 Rxd7 19. c5 Qd8 $16) 18... Qa6) 18. c5 $18 Qb5 (18... Bb5 $16) 19. Qxb5 Bxb5 20. Rfd1 (20. Bxb7 $18 Bxf1 21. Bxa8 (21. Rxf1 g5 $14) (21. Kxf1 Rad8 $14)) 20... Bxe5 $1 $14 21. Bxe5 Nd5 22. Bxd5 exd5 23. Rxd5 Rfe8 24. Bf4 Re2 25. Ra1 Rae8 {Threatens to win with ...Re1+.} 26. Be3 Bc6 27. Rd4 Re4 $2 {[%mdl 8192] [#]} (27... a6 $11) 28. Rd8+ $2 (28. b5 $1 $18 {[%cal Rb5c6][%mdl 512] is the precise move to win.} Rxd4 (28... Bxb5 29. Rxe4) 29. bxc6 bxc6 30. Bxd4) 28... Re8 $16 29. Rxe8+ Bxe8 {[%mdl 4096] Endgame KRB-KRB} 30. a4 Rb2 {Black is on the road to losing.} (30... Kf8 $14) 31. b5 Rb4 $2 (31... f6 $16 {was necessary.} 32. Rc1 Bg6) 32. Bf4 (32. Rd1 $18 {And now Rd8! would win.} f6 33. Rd8) 32... Re4 (32... f6 $16 33. Rc1 Bg6) 33. f3 $18 Re6 (33... Re7 $142 34. Rc1 Bd7) 34. Rd1 f6 35. Rd8 Kf7 36. Rb8 Re7 37. Ra8 a6 38. bxa6 bxa6 39. Rxa6 g5 40. Bd6 Rb7 (40... Re3 {was worth a try.} 41. Kf2 Rc3) 41. c6 Rb1+ 42. Kf2 Rc1 43. c7 Bd7 44. Ke3 Ke8 $2 (44... Bc8 45. Ra8 Ke6 46. Rxc8 Kxd6) 45. Ra8+ {White is clearly winning.} Kf7 46. g4 Ke6 47. Bg3 Ke7 48. a5 {Accuracy: White = 64%, Black = 43%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.6"]
[White "Jina, Lubos"]
[Black "Kucera, Petr"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1649"]
[BlackElo "2230"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,56,-19,-23,-2,-20,-6,-31,-14,-33,-36,-70,-33,-102,-25,-26,-25,-35,-13,-53,-10,-20,0,-57,-58,-57,-47,-51,-51,-53,-45,-50,-41,-554,-555,-600,-595,-560,-538]} 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. e3 cxd4 5. exd4 d5 6. Nf3 Bb4 7. Bd2 O-O 8. a3 Bxc3 9. Bxc3 dxc4 10. Bxc4 b6 11. O-O Bb7 {B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6.} 12. Ne5 {[#]} Nd5 $146 ({Predecessor:} 12... Nc6 13. Re1 Nd5 14. Nxc6 Bxc6 15. Bxd5 Bxd5 16. Qg4 f6 17. Re3 Rf7 18. Rh3 Qc8 19. Re1 {0-1 (36) Makolli,P (2238)-Doettling,F (2541) Kemer 2007}) 13. Be2 Nd7 {Black is slightly better.} 14. Nxd7 Qxd7 15. Bf3 Rac8 16. Rc1 ({White should play} 16. Bxd5 $1 $15 Bxd5 17. f3) 16... Rc7 (16... Nxc3 $17 17. Rxc3 Bxf3 18. Qxf3 Qxd4) 17. Bxd5 $11 Qxd5 {[%csl Gb7][%cal Rd5g2] [#]} 18. Qg4 f5 19. Qh3 Rf6 {And now ...Rh6 would win.} (19... g5 $5 {[%cal Rg5g4]} 20. f3 Rg7 $15) 20. f3 Rg6 21. Rce1 (21. Qh4 $1 $11) 21... Qd8 $15 22. Rf2 Rd7 23. Rfe2 Bd5 24. Rf2 Qf6 {Strongly threatening ...Rh6.} 25. Rd2 Rf7 26. Rf2 $2 {[%mdl 8192] [#]} (26. Rdd1 $15) 26... Rh6 $1 $19 {[%cal Rh6h3] Black is clearly winning.} 27. Qg3 f4 28. Qg4 Rh4 {Accuracy: White = 53%, Black = 78%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.7"]
[White "Belaska, Premysl"]
[Black "Martinovsky, Miroslav"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2224"]
[BlackElo "1638"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,121,39,46,36,50,27,47,12,18,19,12,12,26,27,38,13,37,0,19,27,116,44,64,37,37,20,46,28,42,37,42,21,73,60,56,56,61,61,88,47,47,45,47,0,43,0,43,41,68,55,69,0,64,-95,0,-30,0,-85,-84,-86,-42,-39,79,0,6,0,0,-13,33,19,35,17,35,0,135,133,133,81,99,80,347,74,110,98,493,135,182,34,604,510,790,795,778,778,29984,29985,29985,29985,5477,5477,2991,3070,1971,1913,3997,3031]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qd8 10. Qc2 {D52: Queen's Gambit Declined: Cambridge Springs Variation.} Be7 11. Be2 {[#]} Bd7 $146 ({Predecessor:} 11... O-O 12. O-O Nd5 13. Rfd1 Nb6 14. a4 a5 15. e4 Nxc4 16. Bxc4 Qb6 17. Rd3 Rd8 {1-0 (80) Mendoza,D (2132)-Colmenares Suarez,J (2026) San Cristobal 2016}) 12. Rd1 {White is slightly better.} Rc8 13. e4 O-O 14. O-O Qc7 15. a3 b6 16. g3 Rcd8 17. f4 Bc8 18. Ne3 Rfe8 (18... b5 $11) 19. Bf3 (19. e5 $16) 19... Qb8 20. Kh1 Kh8 21. Bg2 Kg8 22. Rf2 Bf8 23. Rfd2 g6 24. Re1 Bg7 (24... Bb7 $11) 25. e5 $16 Nd5 26. Ne4 Bb7 27. Nc4 Re7 28. b4 Red7 29. Ncd6 Bf8 30. Nc4 Be7 31. Qb3 Kg7 32. Kg1 Kf8 33. Rc1 Kg7 34. Ng5 (34. Ncd6 $14) 34... h6 (34... Ba6 $11) 35. Nf3 $2 (35. Ne4 $14 {was forced to keep a grip.}) 35... Kf8 ({Better is} 35... c5 $1 $17 {[%cal Rc5b4]} 36. dxc5 bxc5) 36. Ne3 Kg7 37. Ng4 (37. Nc4 $11 {keeps the balance.}) 37... Rc8 38. Rdc2 Rdc7 39. Nd2 Bd8 (39... c5 $15 {keeps the upper hand.} 40. dxc5 bxc5) 40. Qd3 (40. Nc4 $16) 40... Be7 $11 41. h4 h5 42. Ne3 Bd8 43. Ne4 {Threatens to win with Nd6.} Be7 44. Nc4 Ba6 45. Qb3 Bb7 (45... Bxc4 $1 $11 46. Rxc4 a5) 46. Ncd6 $36 {[%mdl 2048] Black is under strong pressure.} Rd8 47. Bf1 (47. b5 $142) 47... Rdd7 48. Qf3 Kf8 $2 {[%mdl 8192] [#]} (48... Bxd6 $16 {was worth a try.} 49. Nxd6 (49. exd6 Rc8 $11) 49... Rxd6 50. exd6 Rd7) 49. Qf2 $2 (49. f5 $1 $18 {[%cal Rf5g6][%mdl 512] is the precise move to win.} exf5 50. Nxf5 $1 {[%mdl 512]}) 49... Kg7 50. Bh3 Kf8 $2 {[%mdl 8192] [#]} (50... f5 $16 {is tougher.}) 51. Kh2 $2 (51. f5 $1 $18 {[%cal Rf5e6][%mdl 512]} gxf5 (51... exf5 52. Bxf5) 52. Bxf5 $1 {[%mdl 512]} Bxd6 53. exd6) 51... Kg8 {[#]} 52. Rf1 (52. f5 $1 $18 {[%cal Rf5e6]} gxf5 {[#]} 53. Nxf5 $1 {[%mdl 512]} exf5 54. Qxf5) 52... Kg7 $2 {[%mdl 8192] [#]} (52... Ba6 $14) 53. Nxf7 $1 {[%mdl 576] Remove Defender, Decoy} Kxf7 {[#]} (53... Ba6 $142 54. Bxe6 Bxh4) 54. Bxe6+ $1 $18 {[%mdl 576] Double Attack} Kg7 (54... Kxe6 55. f5+) 55. f5 gxf5 56. Qxf5 Qf8 {[#]} 57. Qxh5 $1 {[%mdl 512]} Qxf1 58. Rf2 {White is clearly winning.} Qxf2+ 59. Nxf2 {Qf7+ would kill now.} Bd8 60. Bxd7 Rxd7 61. Qg4+ {[%mdl 64] Double Attack. Accuracy: White = 54%, Black = 46%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "1.8"]
[White "Bruna, Matous"]
[Black "Finek, Vaclav"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1614"]
[BlackElo "2203"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,98,-25,-1,-21,-20,-22,1,5,12,6,4,8,21,-16,-16,-76,0,0,8,11,25,16,26,22,18,8,33,20,33,33,33,33,26,26,26,26,26,0,0,0,0,0,0,0,3,3,3,0,23,6,15,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,-93,-43,-43,-44,-54,-60,-101,-6,-251,-229,-218,-8,-242,-225,-197,-169,-240,-341,-434,-406,-420,-412,-427,-403,-8914,-8270]} 1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 d5 5. d3 Nf6 6. g3 {B23: Closed Sicilian: Lines without g3.} dxe4 7. Nxe4 Nxe4 (7... Be7 {keeps more tension.} 8. c3 O-O 9. Qe2 b6 10. Nf2 Qc7) 8. dxe4 {The position is equal.} Qxd1+ 9. Kxd1 b6 10. c3 Bb7 11. Bg2 O-O-O+ {[#]} 12. Nd2 $146 {[#]} (12. Ke1 $11 {keeps the balance.}) ({Predecessor:} 12. Bd2 Be7 13. Re1 h6 14. h4 g5 15. hxg5 hxg5 16. fxg5 f6 17. gxf6 Bxf6 18. e5 Nxe5 19. Nxe5 Bxe5 20. Bxb7+ Kxb7 21. Rxe5 Rh2 22. Re2 Rh1+ 23. Re1 Rh2 {½-½ (23) Collins,S (2398)-Bui,V (2483) Budapest 2007}) 12... Ba6 (12... g5 $1 $17 {[%mdl 512] And now ...gxf4 would win.} 13. fxg5 h6) 13. Bf1 $11 Bxf1 (13... Bb7 {is more complex.} 14. Bg2) 14. Rxf1 h5 15. Ke2 h4 16. Nf3 hxg3 17. hxg3 f5 18. e5 Be7 19. Be3 Rh3 20. Kf2 Rdh8 21. Kg2 Na5 22. b3 Kb7 23. Rh1 (23. Rad1 {seems wilder.} Kc7 24. Rd2 R3h6 25. Rfd1 Rd8 26. Rxd8 Bxd8 27. Rg1) 23... Rxh1 24. Rxh1 Rxh1 25. Kxh1 {[%mdl 4096] Endgame KBN-KBN} Kc6 26. Nd2 Kd5 27. c4+ Kc6 28. Kg2 Kb7 29. Kf2 Nc6 30. a3 g5 31. Ke2 gxf4 32. gxf4 Kc8 33. Kd3 Kd7 34. Nb1 Na5 35. Nd2 Ke8 36. Kc3 Kf7 37. Bf2 (37. b4 $11 Nb7 38. Nf1) 37... Kg6 38. b4 $1 {[%cal Rb4a5]} Nb7 39. Nb3 Kh5 40. Nc1 a5 (40... Kg4 $17 41. Nd3 Kf3) 41. Nd3 $2 (41. b5 $11 {and White stays safe.}) 41... axb4+ $19 42. axb4 Kg4 $2 (42... cxb4+ $19 43. Nxb4 Nc5) 43. Be3 $2 (43. Kd2 $1 $11 {and White has nothing to worry.}) 43... cxb4+ 44. Nxb4 Bc5 45. Bc1 {[#]} (45. Bd2 {was forced.}) 45... Kf3 $1 46. Nc2 Ke4 47. Bd2 Na5 48. Bc1 Nc6 49. Ne1 (49. Kb3 $142) 49... Bb4+ {Accuracy: White = 63%, Black = 82%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.1"]
[White "Redzisz, Michal"]
[Black "Bures, Jaroslav"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1972"]
[BlackElo "2382"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,33,26,24,26,15,15,-6,8,14,24,-7,-17,-8,0,-2,27,24,23,8,81,43,27,-21,-9,-18,-20,-37,-22,-47,-60,-66,-52,-65,-10,-104,-23,-25,-22,-161,-166,-177,-177,-177,-164,-171,-179,-165,-59,-70,-47,-60,-75,-600,-599,-625,-607,-1119,-1066,-1139,-1099,-1045,-1049,-1046,-1019,-1743,-1562,-1294,-1245,-5775,-5691,-5561,-5341,-5257,-5214,-5206,-5198]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 b5 6. e4 {A60: Modern Benoni: Early Divergences.} Nxe4 7. Bg2 Nd6 8. Nf3 {The position is equal.} Be7 9. O-O O-O 10. a4 b4 11. Re1 Bb7 12. Bf4 {[#]} Na6 $146 ({Predecessor:} 12... Ne8 13. Ne5 d6 14. Nc4 Ba6 15. Nbd2 Nd7 16. h4 h6 17. Rc1 g5 18. Be3 Ng7 19. hxg5 hxg5 {½-½ (29) Roy Laguens,A (2326)-Belmar Juaranz,C (2226) ICCF email 2014}) 13. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4a5,Ba5c6][%mdl 32]} Re8 14. Rc1 Nc8 (14... Bxd5 $2 15. Nf1 $18) (14... g6 $11 {remains equal.}) 15. Nc4 d6 $1 16. Nfd2 Nc7 $1 17. Nb3 Bf8 {Hoping for ...Rxe1+.} 18. Rxe8 Nxe8 19. Nca5 Ba6 $1 20. Nc6 Qf6 21. Qd2 {next Be4 is good for White.} h6 ({Better is} 21... Qf5 $15) 22. h4 (22. Be4 $1 $11 {keeps the balance.}) 22... Nb6 (22... Qf5 $1 $17 23. Re1 Nf6) 23. Be4 $11 {aiming for Bg5!} Nxa4 24. Ra1 (24. Nbd4 $11 {and White stays safe.}) 24... Bb5 $19 25. Rxa4 Bxa4 26. Bg5 Bxb3 ({But not} 26... hxg5 27. hxg5 Bxb3 28. gxf6 $15) 27. Bxf6 Nxf6 28. Qe3 {[#]} Bxd5 ({Black should play} 28... Ba2 $1 $19 {White must now prevent ...Re8.} 29. Bc2 Bxd5) 29. Bxd5 $15 Nxd5 30. Qe4 Nb6 $1 {Threatens to win with ...a5.} 31. Ne7+ $2 {[%mdl 8192]} (31. Qe2 $17) 31... Bxe7 $1 $19 {[%mdl 64] Overworked Piece. Black is clearly winning.} 32. Qxe7 {[%mdl 4096] Endgame [#] KQ-KRN} c4 $1 33. Qxd6 c3 34. bxc3 bxc3 35. Qd3 Rc8 36. Qc2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 37. Kf1 Nd5 38. Kg2 {[#]} a4 $1 39. Qf5 (39. Qxa4 c2) 39... Ne7 40. Qc2 a3 41. g4 {[#]} a2 $1 {[%mdl 64] Promotion} 42. Qxa2 c2 {Accuracy: White = 52%, Black = 76%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.2"]
[White "Liska, Jiri"]
[Black "Janous, Petr"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2272"]
[BlackElo "1995"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,123,-8,-9,-6,-1,-3,-6,-14,0,0,0,0,37,29,47,18,36,53,95,5,10,0,10,0,17,0,150,138,141,167,139,-8,150,154,146,151,294,299,394,378,371,362,373,364,368,345,304,258,228,230,381,373,372,350,375,357,640,271,395,374,372,297,366,350,445,445,432,403,388,396,419,386,406,350,488,483,724,780,676,647,673,668,622,656,622,622,827,796,752,744,775,768,1031,866,29973,29976,29979,29980,29983,29982,29982,29983,29983,29984,29984,29985,29985,29986,29987,29980,29977,6191,29982,29982,29982,29983]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bb4 5. Bd3 d6 6. h3 {A28: English Opening: Four Knights Variation.} O-O 7. a3 Bxc3 8. dxc3 {[#] The position is equal.} h6 $146 ({Predecessor:} 8... b6 9. Bg5 Qe7 10. O-O Nd8 11. Qc2 Ne6 12. Bh4 h6 13. Rfe1 Nf4 14. Rad1 Qe6 {0-1 (21) Von Rosenberg,C (1259)-Bladyko,P (1784) IECC email 2004}) 9. Be3 b6 10. g4 Nh7 11. Bc2 Be6 12. Qe2 Na5 13. Nd2 Qc8 14. f3 (14. O-O-O $16) 14... Rd8 $11 15. h4 c6 16. O-O-O Nf8 17. Rdg1 Rb8 (17... c5 $11) 18. f4 $16 {Hoping for g5.} exf4 19. Bxf4 Ng6 {[#]} 20. Qf3 ({White must play} 20. Bh2 $1 $16) 20... Ne5 $2 {Black is on the road to losing.} ({Better is} 20... b5 $11 21. cxb5 Nxf4 22. Qxf4 cxb5) 21. Bxe5 $1 dxe5 {[#]} 22. g5 $1 {[%cal Rg5h6]} h5 ({Wrong is} 22... Nxc4 $2 23. gxh6 Nd6 24. hxg7 $18) (22... Qd7 $16 23. Rh2 Kh7) 23. Qxh5 $18 Bxc4 24. g6 ({Less strong is} 24. Nxc4 Nxc4 25. g6 fxg6 $18) 24... fxg6 25. Qxg6 {[%csl Gg1][%cal Rg6g7]} Qd7 26. Nxc4 Nxc4 27. h5 {Intending h6 and mate.} Qf7 28. h6 {Threatening mate with h7+.} Qxg6 29. Rxg6 Rd7 $2 (29... Rd6 30. Rxg7+ Kh8 31. Rxa7 Rbd8) 30. Bb3 b5 31. Rhg1 Rbb7 32. Rxc6 {And now a4 would win.} Rbc7 $2 (32... Rb6) 33. Ra6 (33. Bxc4+ $142 bxc4 34. Rxc7 Rxc7 35. Rg5) 33... Kh7 (33... Kh8 $142 34. a4 bxa4 35. Rxa4 Nd6) 34. hxg7 Rxg7 35. Rh1+ Kg8 36. a4 {[%cal Ba3a4,Ba4b5][%mdl 32]} Kf8 37. axb5 Nb6 38. Rf1+ Ke8 39. Rf2 Rg4 40. Re2 Ke7 41. Kc2 Kd6 42. Bd5 Kc5 (42... Rgg7 $142 43. Rf2 Rh7 44. Rf6+ Kd7) 43. b4+ Kd6 44. c4 Kd7 45. c5 Nxd5 46. Rd6+ Kc8 47. Rxd5 {[%mdl 4096] Endgame KRR-KRR} Re7 48. Kd3 Rg1 49. Rc2 Rb1 50. Kc4 Re1 51. c6 Rxe4+ 52. Kc5 Rh4 53. Rcd2 e4 54. Rd8+ Kc7 55. R8d7+ Rxd7 56. Rxd7+ {KR-KR} ({Inferior is} 56. cxd7 Rh5+ 57. Kc4 Kd8 $11) 56... Kb8 57. Rb7+ Ka8 58. Re7 {[%cal Re7e8]} Kb8 59. Kd6 {[%cal Re7e8]} Rh8 60. Rxe4 (60. Kd7 $142 Rc8 61. Rxe4 Rc7+ 62. Ke6 a6 63. Kd6 Rc8 64. bxa6 Ka7 65. Kd7) 60... Rh6+ 61. Re6 Rh8 62. Kd7 {Accuracy: White = 78%, Black = 43%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.3"]
[White "Cibulka, Josef"]
[Black "Sernecki, Franciszek"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1938"]
[BlackElo "2243"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,16,16,0,13,3,-4,-29,-21,-93,-54,-63,-64,-89,-48,-71,-52,-71,-52,-52,-59,-59,-59,-59,-67,-86,-34,-70,-32,-35,-41,-41,-13,-43,-48,-33,-20,-52,-47,-54,-48,-266,-264,-242,-227,-221,-210,-220,-231,-242,-251,-237,-247,-236,-231,-191,-196,-388,-210,-214,-222,-219,-220,-280,-235,-706,-507]} 1. e4 c6 2. Nf3 d5 3. d3 Bg4 4. Be2 e6 5. O-O Nf6 6. e5 {B10: Caro-Kann: 2 d3 and 2 c4.} Nfd7 7. d4 {[#]} Be7 $146 ({Predecessor:} 7... c5 8. c3 Be7 9. Be3 Nc6 10. Nbd2 O-O 11. Rb1 Bf5 12. Rc1 Rc8 13. b3 cxd4 14. Nxd4 {0-1 (43) Maebe,S (1254)-Vitharana,A (1748) Blankenberge 2017}) 8. b3 {The position is equal.} O-O 9. Ba3 (9. h3 $11 Bxf3 10. Bxf3) 9... c5 10. c3 Nc6 11. h3 Bh5 12. Bb2 Rc8 13. Na3 Bg6 14. Bd3 Bxd3 15. Qxd3 cxd4 16. cxd4 Nb4 17. Qd2 {[#]} Qb6 (17... f6 $1 $17) 18. Bc3 Rc6 19. Rac1 Rfc8 $36 {[%mdl 2048] Black fights for an advantage.} 20. Nb1 Qb5 21. Rfd1 a5 {[%cal Ba7a5,Ba5b4][%mdl 32]} 22. a4 Qa6 23. Ne1 h6 24. g3 b5 {[%cal Bb7b5,Bb5a4][%mdl 32]} 25. Nd3 $2 {[#] Loses the game.} (25. axb5 $15 Qxb5 26. Bb2) 25... bxa4 $1 $19 {And now ...Nxd3 would win.} 26. Bxb4 axb4 27. Rxc6 Qxc6 ({Resist} 27... Rxc6 28. Nxb4 Bxb4 29. Qxb4 $15) 28. Rc1 Qa6 {White must now prevent ...a3.} 29. Rxc8+ Qxc8 30. bxa4 Qc4 {Hoping for ...Qb3.} 31. Nc1 Bg5 32. f4 Bd8 33. Ne2 $2 (33. Qb2) 33... Bb6 (33... Qb3 $142 34. Qc1 Qf3) 34. Kf2 Nb8 35. Qb2 Nc6 {[%cal Rc6d4]} 36. Ke3 {White hopes to continue with Nd2.} Qa6 37. Qb3 $2 {[#]} (37. Nd2) 37... Qxe2+ $1 {[%mdl 576] Remove Defender. Accuracy: White = 53%, Black = 75%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.4"]
[White "Kucera, Petr"]
[Black "Tresnak, Filip"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2230"]
[BlackElo "1950"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,82,75,78,80,83,83,71,72,46,76,81,71,77,86,77,138,92,100,29,72,27,95,55,133,131,255,253,257,255,257,250,265,249,249,248,240,251,259,259,284,258,259,258,273,269,259,167,241,193,192,170,248,266,276,275,276,276,772,782,1904,1674,1529,1211]} 1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 Nf6 5. Nf3 Be7 6. Nd2 {A44: Semi-Benoni.} O-O 7. Bd3 Na6 {[#]} 8. a3 $146 {White is better.} ({Predecessor:} 8. O-O Nc7 9. a4 Rb8 10. Nc4 b6 11. f4 Nd7 12. Nb5 Nxb5 13. axb5 Ra8 14. Bd2 {1-0 (27) Vaulin,A (2547)-Galinsky,T (2396) Swidnica 1999}) 8... Nc7 9. Qe2 Bd7 10. a4 a6 11. O-O b6 12. b3 Qc8 (12... g6 $142) 13. Nc4 Rb8 14. f4 (14. Bg5 $16) 14... b5 $1 $11 {[%cal Rb5c4]} 15. Na5 Nfe8 (15... exf4 $1 $11 16. Bxf4 Re8) 16. f5 {Black is now going downhill.} c4 ({Black should try} 16... Nf6 $14) 17. bxc4 $16 bxa4 (17... b4 $16) 18. Nxa4 $18 Bd8 {and the idea ...Nxd5 leaves Black hopeful.} 19. Nb3 Na8 {[%cal Bc7a8,Ba8b6,Bb6c4][%mdl 32]} 20. Be3 Rb4 21. Nc3 Bb6 22. Rfb1 Bxe3+ 23. Qxe3 Nb6 24. c5 dxc5 {With the idea ...c4.} 25. Nxc5 Nc4 26. Qf2 Rxb1+ 27. Rxb1 Ned6 28. Ra1 {[%cal Bb1a1,Ba1a4,Ba4a8][%mdl 32]} Bb5 (28... a5 $142 29. h3 f6) 29. Nxb5 axb5 30. Nb3 b4 (30... Rd8 $142 31. h3 Rd7) 31. Ra4 Qb7 32. Qc5 Rc8 33. Qxb4 Qe7 $2 (33... Qxb4 34. Rxb4 Kf8) 34. Bxc4 {[%mdl 64] Overworked Piece. White is clearly winning.} Rxc4 35. Ra8+ Rc8 {[#]} 36. Qxd6 $1 {[%mdl 576] Remove Defender. Accuracy: White = 75%, Black = 59%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.5"]
[White "Fiala, Jan"]
[Black "Vitak, Jiri"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2005"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,14,22,11,5,16,15,-22,-27,-57,-63,-50,-66,-52,-59,-62,-53,-60,-50,-77,-89,-76,-68,-100,-56,-115,-103,-106,-115,-165,-172,-172,-132,-185,-159,-261,-106,-94,-98,-224,-231,-224,-226,-397,-398,-387,-385,-400,-389,-492,-489,-1116,-1116,-1092,-406]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c4 g6 5. Nc3 Ngf6 6. d3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Bg7 7. O-O O-O {[#]} 8. Bf4 $146 {The position is equal.} ({Predecessor:} 8. Ba4 Nb6 9. Bb3 e5 10. Ne1 Nh5 11. Nc2 Nf4 12. Ne2 a5 13. Ne3 Bd7 14. Qd2 {½-½ (64) Frolov,A (2453)-Gazik,V (2525) Pardubice 2019}) 8... Nb6 9. Rb1 a6 10. Ba4 $1 Nxa4 11. Qxa4 b5 12. Qc2 Nh5 $36 {[%mdl 2048] White is under pressure.} 13. Bg5 h6 14. Bd2 b4 15. Ne2 Bg4 16. Ng3 e6 17. Rfc1 (17. Qd1 $15) 17... Bxf3 18. gxf3 Qh4 19. Re1 Kh7 20. Rbd1 Be5 21. Be3 (21. Nxh5 $17 {might work better.} Qxh2+ 22. Kf1) 21... g5 22. Nxh5 (22. Kh1 $17) 22... Qxh2+ $2 {[#]} (22... Qxh5 $19 {and Black stays clearly on top.} 23. d4 Bxh2+ 24. Kf1 Qxf3) 23. Kf1 $17 Qxh5 24. d4 {Loses the game.} (24. Ke2 $17 {was forced.}) 24... cxd4 $19 25. Bxd4 Qxf3 26. c5 $2 (26. Qd3 {is a better defense.} Qf4 27. b3) 26... Bxd4 27. Rxd4 dxc5 28. e5+ Kg7 29. Qxc5 Rfc8 {Black is clearly winning.} 30. Qxb4 (30. Qe7 $142 Rab8 31. Qf6+ Qxf6 32. exf6+ Kxf6 33. b3) 30... Rc2 {[%csl Gc2][%cal Rf3f2] [#]} 31. Rd2 Rb8 {Accuracy: White = 37%, Black = 72%.} (31... Rac8 $142 32. Qd4 Rc1) 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.6"]
[White "Kucera, Petr"]
[Black "Hozda, David"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2230"]
[BlackElo "1886"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,63,15,20,20,9,52,26,36,18,36,-46,-45,-41,-39,-56,-47,-41,-48,-98,-83,-113,-62,-181,-172,-367,-286,-652,-339,-379,-51,-38,-41,-58,25,-228,-227,-218,-218,-222,-233,-233,-224,-217,-37,-35,-35,-27,-25,-18]} 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 d5 5. O-O Bd6 6. c4 c6 7. Qc2 O-O 8. Bf4 Bxf4 9. gxf4 Nbd7 {A90: Dutch Defence: Miscellaneous and Modern Stonewall (with ...Bd6).} 10. Ne5 Nh5 11. e3 {[#]} g5 $146 {White has an edge.} ({Predecessor:} 11... Rf6 12. Nd2 Nxe5 13. dxe5 Rh6 14. Nf3 b6 15. c5 b5 16. Kh1 a5 17. Rg1 Kh8 {1-0 (44) Kradolfer,C (2003)-Stoeckli,B (1763) Leukerbad 2002}) 12. Qe2 g4 13. h3 (13. b4 $14) 13... Nxe5 14. dxe5 Qh4 15. Nd2 Kh8 16. hxg4 fxg4 17. Rfe1 Bd7 18. b4 Rf5 (18... Rg8 $17) 19. Nb3 (19. Red1 $15) 19... Raf8 $19 20. cxd5 $2 (20. Nd2) 20... cxd5 {White must now prevent ...g3.} 21. Rac1 $2 (21. Nd2) 21... a6 22. Qd2 Nxf4 $2 ({Black should try} 22... g3 $19 {aiming for ...Qh2+.} 23. fxg3 Nxg3) 23. exf4 $15 Rxf4 24. Rf1 $1 Bb5 {[#]} (24... R4f5 $1 $15 25. Nd4 Rh5) 25. Nd4 $2 {[%mdl 8192]} (25. Rc8 $1 $11 {[%mdl 512] and White has nothing to worry.} Bxf1 (25... Rxc8 26. Qxf4) 26. Qxf4 Rxc8 27. Bxf1) 25... Bxf1 $19 26. Rxf1 g3 27. fxg3 Rxf1+ ({Weaker is} 27... Qxg3 28. Rxf4 Rxf4 29. Nxe6 $15) 28. Bxf1 Qxg3+ {[%mdl 64] [#] Double Attack} 29. Bg2 Rf4 $2 (29... Qxe5 $19 {...Rg8 is the strong threat.} 30. Nf3 Qg7) 30. Nxe6 $15 Re4 {Threatens to win with ...Re1+.} 31. Kf1 Rxe5 32. Nd4 {Accuracy: White = 33%, Black = 42%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.7"]
[White "Ocelak, Jakub"]
[Black "Belaska, Premysl"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1893"]
[BlackElo "2224"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,32,33,27,39,-52,-19,-93,-85,-87,24,0,0,0,0,-272,-226,-390,-288,-289,-264,-516,-521,-484,-485]} 1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 {aiming for fxe5.} f6 {A01: Nimzowitsch-Larsen Opening.} 7. fxe5 (7. Nc3 $14) 7... fxe5 $15 {White must now prevent ...e4.} 8. Bxc6+ (8. O-O $11 Nf6 9. c4) 8... bxc6 $17 {Black is better.} 9. Nxe5 {[#] Strongly threatening Qh5+.} Qg5 ({Better is} 9... Qh4+ $1 $17 10. g3 Qg5) 10. Nf3 Qxg2 11. Rg1 Qh3 {[#]} 12. Rxg7 $146 {[%mdl 8192]} (12. Bxg7 $11 Bxh2 13. Bxh8 Bxg1 14. Nxg1 Qg3+ 15. Kf1 Bh3+ 16. Nxh3 Qxh3+ 17. Kg1) ({Predecessor:} 12. Bxg7 Bxh2 13. Kf2 Nf6 14. Bxh8 Ne4+ 15. Ke2 Bxg1 16. Qxg1 Bg4 17. Nc3 Qxf3+ 18. Kd3 Nc5+ 19. Kd4 Ne6+ 20. Ke5 Qf5# {0-1 (20) Maisuradze,N (2248)-Fier,A (2558) Tianjin 2018}) 12... Nh6 $40 {[%mdl 128] Black wants a kill.} 13. d4 $2 {[#]} (13. Qe2 Rf8 14. Nc3) 13... Bg4 ({But not} 13... Nf5 14. Rg5 $19) 14. Nbd2 {intending Qe2.} Bxh2 15. Qe2 $2 (15. Ke2 Qg2+ 16. Kd3 Bf5+ {[%mdl 64] Discovered Attack} 17. Kc3 Qxg7 18. Nxh2) 15... Bg3+ $19 16. Kd1 Qh1+ {Accuracy: White = 23%, Black = 54%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "2.8"]
[White "Finek, Vaclav"]
[Black "Holasek, Vojtech"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2203"]
[BlackElo "1941"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,45,10,12,35,16,8,10,11,16,0,-6,15,12,9,0,0,-4,0,0,10,10,39,33,223,229,225,208,216,216,207,202,210,206,440,431]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Bg4 {D35: Queen's Gambit Declined: Exchange Variation.} 8. Qc2 h6 9. Bf4 c5 {The position is equal.} 10. h3 Be6 11. dxc5 {[#]} Bxc5 $146 ({Predecessor:} 11... Nc6 12. Nge2 Bxc5 13. O-O Rc8 14. Rfd1 Qe7 15. Rac1 d4 16. exd4 Nxd4 17. Nxd4 Bxd4 18. Bh7+ {½-½ (18) Plazuelo Pascual,J (2433)-Velten,P (2512) Elgoibar 2019}) 12. Nf3 Nc6 13. O-O d4 14. exd4 Nxd4 15. Nxd4 Bxd4 16. Rad1 Qb6 17. Nb5 $36 {[%mdl 2048] White has some pressure.} Kh8 $2 {[#] This costs Black the game.} ({Black should try} 17... Nd5 $14) 18. Bc7 $18 Qc5 19. Bd6 Qxc2 20. Bxc2 Bxb2 21. Rb1 Bc4 22. Bxf8 Bxf1 $2 {[#]} (22... Bxb5 23. Bxg7+ (23. Rxb2 Bxf1 24. Kxf1 Rxf8 $16) 23... Kxg7) 23. Kxf1 {Accuracy: White = 100%, Black = 82%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.1"]
[White "Bures, Jaroslav"]
[Black "Koziorowicz, Michal"]
[Result "1-0"]
[ECO "A83"]
[WhiteElo "2382"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,53,31,36,37,41,101,47,53,18,50,42,53,52,43,45,65,65,60,64,141,147,147,147,146,152,147,150,866,851,1016,986,1475,1443,1360,1366,29994,29995,29995,29996,29996,29997]} 1. d4 f5 2. Nc3 Nf6 3. Bg5 e6 4. e4 fxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Qh5+ g6 8. Qh6 b6 {A83: Dutch Defence: Staunton Gambit with 3 Nc3 Nf6 4 Bg5.} 9. Nf3 Nc6 (9... Qe7 $14) 10. O-O-O ({Better is} 10. c3 $16) 10... Bb7 $14 {White is slightly better.} 11. Bb5 {d5 is the strong threat.} a6 {[#]} 12. Bxc6 $146 ({Predecessor:} 12. Ba4 b5 13. Bb3 Na5 14. Rhe1 Nxb3+ 15. axb3 Bd5 16. Kb1 Qe7 17. Ne5 Bg7 18. Qf4 d6 19. Nd3 Rf8 20. Qg4 Rf5 21. f4 Kd7 22. Nc3 Qf7 23. Nxd5 {1-0 (23) Ribicic,M (2203)-Zelic,M (2272) Kastela 2002}) 12... Bxc6 13. Rhe1 Bxe4 14. Rxe4 Qe7 15. d5 O-O-O 16. Qe3 $36 {[%mdl 2048] Strongly threatening d6! White fights for an advantage.} Qg7 {[#]} (16... Kb7 $14) 17. d6 $1 $16 {[%cal Rd6c7]} c5 ({Don't blunder} 17... Bxb2+ $2 18. Kb1) 18. b4 {[%cal Bb2b4,Bb4c5][%mdl 32]} Kb7 19. bxc5 Rc8 {[#]} 20. Rb4 $1 b5 $2 {Loses the game.} (20... Rc6 $16) 21. a4 $18 Bc3 22. Rb3 b4 23. Rd3 Ka8 24. Rdxc3 bxc3 25. Qe4+ {White mates.} Rc6 26. Qb4 {[%csl Gb3][%cal Rb4b7]} Qh6+ 27. Kb1 {Accuracy: White = 86%, Black = 46%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.2"]
[White "Bartos, Jan"]
[Black "Liska, Jiri"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "2102"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "178"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,178,20,30,23,27,16,39,19,81,26,37,33,85,-202,-211,-268,-261,-265,-129,-125,-129,-110,-112,-112,-111,-140,-117,-118,-117,-128,-125,-144,-104,-93,-88,-133,-122,-127,-128,-139,-127,-129,-133,-146,-124,-135,-125,-163,-157,-173,-173,-173,-173,-173,-173,-173,-173,-173,-173,-173,-173,-173,-127,-173,-173,-173,-173,-173,-156,-156,-156,-156,-156,-156,-156,-156,-156,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-200,-193,-444,-191,-193,-193,-193,-193,-193,-193,-427,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-368,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-123,-200,-192,-168,-132,-152,-117,-296,-173,-430,-375,-205,-110,-416,-412,-1792,-139,-5752,-9514,-12845,-12845,-12847,-12847,-12848,-12848,-12849,-12847,-12850,-12848,-12850,-12847]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 c5 8. cxd5 Qxd5 9. e3 cxd4 10. cxd4 Nc6 11. Be2 O-O 12. O-O Bf5 13. Nd2 {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5.} e5 14. Bf3 e4 15. Be2 {White is slightly better.} Rac8 (15... Na5 $11) 16. Qb3 (16. Bc4 $16 Qd7 17. Rb1) 16... Qd7 $1 $11 17. Rac1 {[#]} Rfe8 $146 (17... Be6 $14 18. Bc4 Bxc4 19. Nxc4 (19. Rxc4 Na5 $17 {[%mdl 64] Discovered Attack}) 19... Rfe8) ({Predecessor:} 17... Be6 18. Bc4 Na5 19. Bxe6 Nxb3 20. Bxd7 Nxc1 21. Bxc8 Rxc8 22. Nxe4 f5 23. Nd6 Rc7 {1-0 (51) Usmanoff,R (2139)-Luers,C (1879) LSS email 2014}) 18. Qb1 $2 {[%mdl 8192] [#]} (18. Qb2 $16 {and life is bright.}) 18... Nxd4 $1 $19 {[%mdl 512]} 19. exd4 e3 20. Qb4 Rxc1 ({Don't take} 20... exd2 21. Qxd2 Qxd4 22. Qxd4 $17) (20... exf2+ $19 {and Black stays clearly on top.} 21. Bxf2 Rxe2 22. Rxc8+ Qxc8) 21. Rxc1 $17 {Nf3 is the strong threat.} exd2 22. Qxd2 Qxd4 23. Qxd4 Bxd4 24. Bf3 Bb2 25. Rd1 Bc2 26. Rf1 Bd3 27. Rd1 Bc4 28. Bxb7 Bxa2 29. g4 Be6 30. h3 a5 31. Bc6 Rc8 32. Ba4 Kg7 33. Kg2 Be5 34. Bg5 Rc3 35. Bc1 {intending f4.} Rc4 36. Bb3 {[#]} Rxc1 $1 {[%mdl 576] Discovered Attack} 37. Rxc1 {Black must now prevent Bxe6.} Bxb3 38. Rc5 f6 39. Rxa5 h5 40. gxh5 g5 41. f3 Kh6 $1 42. Ra8 Bf7 43. Ra7 Bxh5 44. Re7 Bg6 45. Ra7 Bf5 46. Ra8 Be6 47. Re8 Bd5 48. Rd8 Bc6 49. Rc8 {[#]} Bb7 $1 50. Rg8 Kh7 51. Rd8 {Hoping for Rd7+.} Kg6 {And now ...Kf5 would win.} 52. Rd7 {[#]} Bc6 $1 53. Ra7 Kf5 {aiming for ...Kf4.} 54. Ra6 Bd7 55. Rb6 Be6 56. Rb5 $2 (56. Rb4 {keeps fighting.}) 56... Bc8 (56... Kf4 $142 57. Rb4+ Ke3 58. Re4+ Kd2) 57. Rc5 Bb7 {Threatens to win with ...Kf4.} 58. Rb5 {[#]} Bc6 $1 59. Rc5 Bd7 60. Rd5 $2 (60. Rc4 {was worth a try.}) 60... Ke6 (60... Be8 $142 61. Rc5 Bf7) 61. Ra5 Bc6 62. Rc5 Kd6 63. Ra5 Bd5 64. Ra6+ Kc5 65. Ra4 Kb5 66. Ra3 Kc4 67. Re3 Kd4 68. Re1 $2 (68. Ra3 {only move.}) 68... Kd3 (68... Be6 $142 69. h4 {[%mdl 64] Decoy} gxh4 70. Re4+ Kd3 71. Rxh4 Bd5) 69. Rd1+ $19 Kc4 70. Rc1+ Bc3 $1 71. Rd1 Bd4 72. Kg3 {White hopes to continue with f4.} Be5+ 73. Kg2 Bf4 74. Kf2 Be6 (74... f5 $19 75. Rh1 Kd3) 75. Kg2 (75. Rh1 $17) 75... Kc3 76. Rd8 Bc4 77. Kf2 Bd3 78. Re8 $2 (78. Rh8 $17) 78... Kd2 79. Ra8 $2 (79. Re6) 79... Be3+ 80. Kg3 Bc4 ({Better is} 80... f5 $1 $19 81. Ra5 Ke2) 81. h4 $2 {[%mdl 8192] [#]} (81. Rf8 $17) 81... Bf4+ $1 82. Kg4 (82. Kg2 $142 gxh4 83. Rf8) 82... Be6+ 83. Kh5 {[#]} g4 $1 {[%cal Rg4f3] Black is clearly winning.} 84. Kg6 (84. fxg4 Bf7#) 84... gxf3 85. Kxf6 f2 86. Ra1 Bc4 87. h5 Bd3 88. Rh1 Bh6 89. Kf7 Ke2 {Accuracy: White = 61%, Black = 77%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.3"]
[White "Sernecki, Franciszek"]
[Black "Holasek, Pavel"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2243"]
[BlackElo "2065"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,83,18,7,22,27,29,22,56,48,56,21,30,21,22,8,8,11,32,6,17,0,47,0,11,0,0,2,0,0,0,0,0,0,0,0,6,7,17,8,6,8,4,0,8,0,20,14,28,28,23,11,19,14,38,32,39,3,12,5,29,36,98,6,13,14,20,6,6,0,0,0,0,-24]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. Rc1 c5 7. e3 Nc6 {D37: Queen's Gambit Declined: 5 Bf4.} 8. dxc5 dxc4 9. Bxc4 Bxc5 10. O-O {[#]} Qe7 $146 ({Predecessor:} 10... Nh5 11. Bg5 Be7 12. Bxe7 Qxe7 13. Qd2 Bd7 14. Rfd1 Rfd8 15. a3 Be8 16. b4 Rac8 {0-1 (63) Johari,C (1839)-Ali,A (1767) Kalutara 2015}) 11. Ne5 Nxe5 12. Bxe5 b6 13. Qe2 Bb7 14. Ba6 Bc6 15. Bb5 Bb7 16. Ba6 Bc6 17. Bb5 Bb7 18. Na4 Bd6 19. Bxd6 Qxd6 20. Rfd1 Qe7 21. Ba6 Rad8 22. Bxb7 Qxb7 23. Nc3 Rxd1+ 24. Rxd1 h6 25. h3 Qb8 26. Qa6 Rc8 27. a3 Rc5 28. Qd3 Qc8 29. Qd8+ Qxd8 30. Rxd8+ $11 {[%mdl 4096] Endgame KRN-KRN} Kh7 31. Kf1 Rc7 32. Ke2 Kg6 33. Kd3 Nd7 34. f4 (34. Nb5 $5 {[%cal Rb5c7]} Rb7 35. f4 $11) 34... Nc5+ 35. Ke2 Kf6 36. Nb5 Re7 (36... Nb7 $14) 37. Nd4 (37. b4 $16 Na4 38. Ra8) 37... Rd7 {The position is equal.} 38. Rxd7 Nxd7 39. Kd3 a6 40. Nc6 e5 41. b4 Ke6 42. g4 {Accuracy: White = 79%, Black = 92%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.4"]
[White "Krtous, Zdenek"]
[Black "Kucera, Petr"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "2069"]
[BlackElo "2230"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,86,28,-4,-12,-4,-6,-60,-51,-56,-66,-87,-47,-50,-46,-50,-44,-36,-19,-43,-54,-42,-45,-45,8,-43,0,-18,0,0,0,-48,-7,-55,-62,-100,-84,-129,-125,-130,-115,-103,-145,-143,-122,-193,-113,-392,-381,-387,-342,-436,-324,-331,-297,-480,-469,-515,-514,-515,-511,-487,-481,-560,-560,-525,-477,-538,-507]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. cxd5 Bg7 7. Nf3 O-O 8. Bc4 Nbd7 9. O-O Nb6 10. Bb3 Nbxd5 11. Bg5 Nxc3 {B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6.} 12. bxc3 Ne4 13. Bh4 (13. Re1 $11 Nxg5 14. Nxg5) 13... Nxc3 $15 {Black is slightly better.} 14. Qc2 Nd5 15. Qc5 Nf6 16. Rfe1 e6 {[#]} 17. Rad1 $146 ({Predecessor:} 17. Rac1 b6 18. Qc6 Ba6 19. Ne5 Qxd4 20. Bxf6 Bxf6 21. Nxf7 Kxf7 22. Qxe6+ Kg7 23. Red1 {0-1 (29) Perez Pietronave,C (2250)-Andres Mendez,M (2325) Buenos Aires 1995}) 17... Qb6 18. Qc1 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 19. Ne5 a4 20. Bc4 Nd5 21. Qa1 {[#]} g5 $1 {[%mdl 512]} 22. Rb1 (22. Bg3 $11) (22. Bxg5 f6) 22... Qc7 23. Rec1 Qe7 24. Bg3 $1 Rd8 $36 {[%mdl 2048] Black has some pressure.} 25. Bd3 Nb4 26. Bc4 (26. Bb5 {with more complications.} f5 27. Qb2 Nd5 28. f3 h5 29. Bc4) 26... Nc6 27. Rd1 Nxe5 28. dxe5 Rxd1+ 29. Rxd1 Bd7 30. Qd4 Bc6 31. h4 h6 32. Qb6 (32. Bf1 $17) 32... Bf8 (32... gxh4 $19 33. Bf4 {[#]} Bxe5 $1 {[%mdl 576] Deflection} 34. Bxe5 Qg5 {[%mdl 64] Double Attack}) 33. Rd4 $2 {[%mdl 8192] Loses the game.} (33. hxg5 $17 Qxg5 34. Bb5) 33... Qc5 $19 34. Qxc5 Bxc5 35. Rg4 Be7 36. hxg5 hxg5 37. Bh4 $2 (37. Bf4) 37... Rd8 {Black is clearly winning.} 38. Bxg5 Rd1+ 39. Kh2 Bxg5 40. Rxg5+ Kf8 41. a3 b5 42. Be2 Rd2 43. Bh5 Rxf2 {Accuracy: White = 47%, Black = 79%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.5"]
[White "Vitak, Jiri"]
[Black "Hurtik, Matej"]
[Result "0-1"]
[ECO "A64"]
[WhiteElo "2190"]
[BlackElo "2001"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,102,0,-6,0,0,5,-29,42,29,106,106,108,89,105,96,107,-70,-79,-97,0,-9,0,-1,49,0,0,0,0,-32,-29,-104,-68,-64,-60,-89,-35,-27,-35,-85,-97,-105,-73,-68,-8,-8,-8,-8,-6,-6,-6,-6,-6,-8,-6,-8,-8,-7,0,-1048,-1045,-6077,-6072,-6070,-6070,-5362,-5362,-2346,-2307,-7107,-7166,-12842,-12832,-12793,-7102,-6493,-6144,-6118,-6118,-6070,-5166,-6086,-6075]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Nd2 Nbd7 11. h3 a6 12. a4 b6 {A64: Modern Benoni: Fianchetto Variation: 9...Nbd7 10 Nd2 a6 11 a4 Re8.} 13. Nc4 Ne5 14. Na3 Rb8 (14... Nh5 $1 $11) 15. e4 Bb7 (15... c4 $11) 16. f4 $16 Ned7 {[%cal Be5d7,Bd7f6,Bf6h5][%mdl 32]} 17. Nc4 Qc7 18. Kh2 Ba8 {[#]} 19. Nxd6 $146 (19. Qb3 $16) ({Predecessor:} 19. e5 dxe5 20. fxe5 Nxe5 21. Nxe5 Rxe5 22. Bf4 Nh5 23. d6 Qd8 24. Bxa8 Rxa8 25. Bxe5 Bxe5 {1-0 (34) Ritsema,R (2078)-Senders,M (1885) Leiden 2012}) 19... Qxd6 $15 20. e5 {[#]} Qf8 ({Better is} 20... Nxe5 $1 $17 {And now ...Nc4 would win.} 21. fxe5 Rxe5) 21. exf6 $11 Nxf6 22. f5 Rbd8 23. fxg6 hxg6 24. Bg5 Rd6 $1 25. Bf4 Rd7 26. Qb3 (26. Rf2 $11) 26... Nh5 27. Rad1 (27. Qxb6 $2 Rb7 $19) 27... Bd4 28. Rd3 ({Wrong is} 28. Qxb6 $2 Rb7 $19) 28... b5 (28... Nxf4 $17 29. Rxf4 Re1) 29. axb5 $15 axb5 {[%cal Ba6b5,Bb5b4][%mdl 32]} 30. Qc2 b4 31. Nb5 Nxf4 (31... Bxd5 {is interesting.} 32. Bxd5 Rxd5 33. Nc7 Nxf4 34. gxf4 Rd7) 32. Rxf4 Bxd5 (32... Bg7 $15 33. d6 Bxg2 34. Qxg2 Re5) 33. Bxd5 $11 Rxd5 34. Nxd4 {aiming for Ne6!} Rxd4 35. Rfxd4 cxd4 36. Rxd4 $17 {[%mdl 4096] Endgame KQR-KQR} Qe7 37. Rd2 Qe3 38. Kg2 Kg7 39. Rf2 Qe6 40. g4 $2 {[%mdl 8192]} (40. Qd3 $11) 40... Qd5+ $19 {Black is clearly winning.} 41. Rf3 {[#]} Re3 $1 42. Qf2 Rd3 43. Kg3 Qd6+ 44. Kg2 {[#]} Rd2 $1 {[%cal Rd2f2]} 45. Rxf7+ Kh6 46. h4 Rxf2+ 47. Rxf2 Qe5 48. Kh3 Qe3+ 49. Kg2 Qd4 50. Kg3 Kg7 51. g5 b3 {Accuracy: White = 56%, Black = 66%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.6"]
[White "Belaska, Premysl"]
[Black "Cermak, Jan"]
[Result "1/2-1/2"]
[ECO "C16"]
[WhiteElo "2224"]
[BlackElo "2019"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,55,47,42,58,35,48,27,28,23,32,0,0,-9,-11,0,-10,-22,0,-24,-14,-12,-12,-12,-9,-16,-12,-13,0,0,22,20,31,7,19,0,0,0,0,0,0,0,0,0,5,0,42,-6]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Qg4 Bf8 6. Nf3 Ne7 {C16: French: 3 Nc3 Bb4 4 e5: Lines without ...c5.} 7. Bd3 Qd7 8. O-O (8. b4 {feels hotter.} Nf5 9. a3 c6 10. Rb1 h5 11. Qh3) 8... Ba6 {White has an edge.} 9. Bxa6 Nxa6 {[#]} 10. Qf4 $146 ({Predecessor:} 10. Ne2 Nb4 11. Ne1 c5 12. c3 Nbc6 13. Be3 Nf5 14. Ng3 Rc8 15. Nh5 Nce7 16. Nf3 {1-0 (34) Kobalia,M (2573)-Cabrilo,G (2466) Pula 1999}) 10... Ng6 11. Qd2 Be7 12. Qe2 Nb8 {[%cal Ba6b8,Bb8c6,Bc6d8,Bd8e6][%mdl 32]} 13. Bg5 O-O 14. h4 h6 15. Bxe7 Nxe7 16. Nd1 c5 17. c3 Nbc6 18. Ne3 cxd4 19. cxd4 Nf5 20. Nxf5 exf5 21. Rac1 Rfc8 22. Rfe1 Nd8 23. Qd2 Ne6 24. b3 Kf8 25. Rxc8+ Rxc8 26. Rc1 Rc6 27. g3 Kg8 28. Kg2 {Accuracy: White = 90%, Black = 95%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.7"]
[White "Paulus, Vaclav"]
[Black "Finek, Vaclav"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2051"]
[BlackElo "2203"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,89,10,4,34,16,42,39,22,35,32,30,38,48,79,73,71,48,46,49,56,57,90,85,145,125,210,215,215,216,216,210,226,200,186,175,191,174,177,173,191,123,145,145,143,139,112,22,16,18,23,26,23,-6,-8,-38,-58,-45,-46,-26,-39,-58,0,0,0,0,48,14,20,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 O-O 8. Bb3 Re8 {B35: Sicilian: Accelerated Dragon with 5 Nc3: main line.} 9. f3 d5 10. exd5 Nb4 {[%cal Rf6d5] White is slightly better.} 11. Nde2 e6 {[%cal Rb4d5]} 12. Bd4 exd5 13. Qd2 Be6 14. O-O-O Nc6 15. g4 Nxd4 16. Nxd4 {[#]} Rc8 $146 ({Predecessor:} 16... h5 17. Nxe6 fxe6 18. Qd3 Kh7 19. Rhg1 hxg4 20. fxg4 Nd7 21. Qh3+ Kg8 22. Nxd5 Nc5 {1-0 (46) Can,I (2361)-Cadilhac,I (2286) Manavgat 2018}) 17. Kb1 Qd6 18. h4 a6 (18... Nd7 $142) 19. h5 $16 Nd7 (19... b5 $16) 20. hxg6 $18 hxg6 21. Nxe6 fxe6 {[#]} 22. Nxd5 $1 {[%mdl 512]} Qe5 {[%csl Gg7][%cal Re5b2]} (22... exd5 23. Qxd5+) 23. Nc3 Nc5 24. f4 Qf6 {intending ...Ne4.} 25. g5 ({Resist} 25. Qh2 Red8 $16) 25... Qf5 26. Rhe1 Rf8 27. Ne2 (27. Qe3 $18) 27... b5 28. Ng3 Qxf4 29. Qxf4 Rxf4 30. Bxe6+ (30. Rxe6 $16 Nxb3 31. axb3 (31. cxb3 Rf2 $11)) 30... Nxe6 $11 31. Rxe6 {[%mdl 64] Double Attack} Rb4 32. b3 Rg4 33. Ne4 Kf7 34. Nd6+ (34. Nf2 {with more complications.} Kxe6 35. Nxg4 Rc5 36. c4 bxc4 37. Re1+) 34... Kxe6 35. Nxc8 $15 {[%mdl 4096] Endgame KRB-KRN} Bc3 36. Nd6 b4 37. Kc1 Bg7 (37... Rxg5 $15 38. Ne4 Rh5) 38. Nc4 $11 Rxg5 39. Rd6+ Ke7 40. Kd2 Bc3+ {The position is equal.} 41. Kd3 Rg3+ 42. Ke2 Rg2+ 43. Kf3 Rxc2 44. Rxa6 Kf7 45. Ne3 {Blacks defense is rewarded with a draw. Accuracy: White = 75%, Black = 66%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.17"]
[Round "3.8"]
[White "Peniska, Pavel"]
[Black "Sykora, Marek"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1829"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.07.18"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,48,39,31,51,8,12,0,24,-9,54,28,87,11,18,9,10,6,20,10,25,9,9,0,0,-550,-540]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 O-O 9. Be2 Nc6 10. Nf3 Bg4 11. b3 e5 12. dxe5 dxe5 13. O-O f5 {B03: Alekhine's Defence: Four Pawns Attack.} 14. h3 (14. c5 {with more complications.} f4 15. Bd2 Nd7 16. b4 Bf5 17. b5) 14... Bxf3 $1 15. Bxf3 e4 {The position is equal.} 16. Be2 {[#]} Nd7 $146 (16... Bxc3 $11 17. Qxd8 Raxd8 18. Rxc3 f4) ({Predecessor:} 16... Qh4 17. f4 Rad8 18. Nd5 Nb4 19. Bf2 Qh6 20. Bc5 Nxa2 21. Bxf8 Nxc1 22. Nf6+ Bxf6 23. Bxh6 Rxd1 24. Bxd1 {0-1 (44) Laszlo,L (1829)-Bodi,T (2137) Budapest 2014}) 17. Nd5 $14 Nde5 (17... Rf7 $11) 18. f4 (18. b4 $16) 18... exf3 $1 $11 19. Bxf3 Nxf3+ 20. Rxf3 Re8 21. Qd2 Qd6 22. Rd1 Re4 23. Kh1 Rae8 24. Rf4 $2 {[%mdl 8192] [#]} (24. Bf4 $11 Qf8 25. Re3) 24... Rxe3 $1 {[%mdl 512] Accuracy: White = 64%, Black = 76%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Liska, Jiri"]
[Black "Karlik, Vladimir"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "2272"]
[BlackElo "2143"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,57,-6,-8,8,14,45,0,0,0,4,0,4,0,9,0,1,0,0,0,0,0,0,0,0,-18,0,0,3,0,0,0,0,0,0,-4,-4,-4,-4,-4,0,-12,0,0,0,-7]} 1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Bg4 8. Bb5 Rc8 {B27: Sicilian: 2 Nf3, unusual Black 2nd moves.} 9. O-O e6 10. h3 (10. Bxc6+ $5 Rxc6 11. Nb5 $14) 10... Bxf3 $1 {The position is equal.} 11. Qxf3 a6 12. Bxc6+ $1 Rxc6 {[#]} 13. Na4 $146 ({Predecessor:} 13. Rd1 f6 14. Qg3 fxe5 15. dxe5 Qc7 16. f4 Ne7 17. Be3 Nf5 18. Qf2 O-O 19. Rac1 {0-1 (30) Mikkelsen,M (1873)-Zeman,M (2203) Montevideo 2017}) 13... Ne7 14. Bg5 O-O 15. Qa3 Re8 16. Rac1 Qc7 17. b3 Bf8 18. Qb2 Rc8 19. Nc5 a5 20. g4 b6 21. Nd3 Rc2 22. Rxc2 Qxc2 23. Qxc2 Rxc2 24. Rc1 Rxc1+ 25. Bxc1 Nc6 26. Bb2 Be7 27. Kg2 Nb4 28. Nxb4 Bxb4 29. a3 {An uneventful encounter. Accuracy: White = 94%, Black = 93%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Kucera, Petr"]
[Black "Hurtik, Matej"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2230"]
[BlackElo "2001"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,31,-2,6,-8,67,66,68,57,66,49,67,64,56,59,2362,2348,29994,29995]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. Bg3 O-O 8. Bd3 b6 9. e4 {e5 is the strong threat. 9.Qe2 is the modern continuation. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} dxe4 (9... Be7 $11) 10. Nxe4 $14 Nxe4 11. Bxe4 {Threatens to win with dxc5.White is slightly better.} Bb7 12. Qa4 Rc8 13. dxc5 Bxc5 14. Rd1 Qe8 $2 {[%mdl 8192] [#]} (14... Qe7 $14) 15. Bxh7+ $1 $18 {[%mdl 512]} Kxh7 16. Qh4+ {[#] White took control after the opening.} {Predecessor:} Kg6 $146 17. Qg5+ Kh7 18. Qh5+ Kg8 19. Ng5 {1-0 (19) Paehtz,E (2484)-Salimova,N (2370) Monaco 2019} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Finek, Vaclav"]
[Black "Sykora, Ondrej"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2203"]
[BlackElo "2065"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,86,44,25,26,28,28,26,23,28,22,7,112,115,111,118,122,121,121,135,250,256,284,106,183,177,171,174,181,176,171,188,192,189,225,225,225,223,215,96,241,237,274,270,277,277,266,262,308,328,374,362,472,464,490,474,508,460,971,971,1069,1022,1525,1215,12571,8727,12818,7367,29981,29982,29981,29969,6520]} 1. d4 Nf6 2. c4 d6 3. Nf3 Bg4 4. Nc3 Nbd7 5. e3 e5 6. Be2 c6 7. O-O Be7 8. h3 Bh5 9. b4 e4 {A53: Old Indian Defence without Nf3.} 10. Nd2 Bxe2 11. Qxe2 d5 {[#] White has an edge.} 12. cxd5 $146 ({Predecessor:} 12. Rb1 O-O 13. b5 Qa5 14. Bb2 Rfc8 15. Nb3 Qb4 16. bxc6 bxc6 17. c5 a5 18. Qc2 {1-0 (43) Akkozov,B (2361)-Pashinsky,M (2190) St Petersburg 2014}) 12... cxd5 13. Qb5 {[%mdl 64] Double Attack} Qb6 (13... a6 $1 $11 14. Qxb7 Qc8 15. Qxc8+ Rxc8) 14. Nxd5 $16 Qxb5 15. Nc7+ {[%mdl 64] Double Attack} Kd8 16. Nxb5 Bxb4 17. Rb1 Nd5 (17... a5 $16 18. a3 Bxd2) 18. Nxe4 $18 Ke7 {[#]} 19. Bb2 $2 (19. Nc7 $1 $18 {[%mdl 512] is more deadly.} Nxc7 20. Rxb4) 19... a6 (19... f5 $16 {might work better.}) 20. Nbc3 Bxc3 21. Nxc3 Nxc3 22. Bxc3 b5 23. a4 Rhb8 24. axb5 Rxb5 25. Rxb5 axb5 {[%mdl 4096] Endgame KRB-KRN} 26. Rb1 Rb8 27. d5 (27. f3 $18 {and White stays clearly on top.}) 27... Nf6 {[#] Black cannot hold the game after this.} (27... Kd6 $16 {was necessary.}) 28. e4 $1 {[%mdl 512]} Kd7 (28... Nxe4 29. Re1) 29. f3 Ne8 30. Kf2 f6 31. Ke3 Nd6 32. Kd3 Ra8 33. Ra1 Rxa1 34. Bxa1 {KB-KN} Nc4 35. Bd4 h5 36. Kc3 f5 (36... Nd6 $142 37. Kb4 Kd8) 37. Bxg7 Ne3 38. g3 fxe4 39. fxe4 Nd1+ 40. Kb4 Nf2 41. e5 Nxh3 42. e6+ Ke7 43. Bh6 Nf2 {Accuracy: White = 85%, Black = 35%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Kaderabek, Jiri"]
[Black "Paulus, Vaclav"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2121"]
[BlackElo "2051"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,74,31,40,34,54,37,54,36,50,51,43,47,48,33,33,0,0,0,35,20,83,56,63,66,121,110,252,257,268,255,256,248,275,-210,-194,-248,-245,-229,-241,-238,-244,-256,-248,-412,-418,-419,-416,-419,-399,-418,-402,-588,-577,-662,-660,-693,-640,-631,-617,-5285,-892,-6636,-585]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. d3 e5 6. Bxc6 dxc6 7. Be3 Qe7 8. a3 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} a5 9. Nbd2 Nf6 10. b4 {White is slightly better.} axb4 11. axb4 Rxa1 12. Qxa1 cxb4 {[#]} 13. Qa5 $146 {[%mdl 2048] White is more active.} ({Predecessor:} 13. Qxe5 Qxe5 14. Nxe5 Nxe4 15. Nxe4 Bxe5 16. Bc5 f5 17. Re1 fxe4 18. Rxe4 Kf7 19. Rxe5 {½-½ (43) Gutierrez Castillo,P (2200)-Orantes Taboada,M (1951) Lucena 2012}) 13... Nd7 $1 14. Nc4 {[%mdl 1024] White has compensation.} O-O $1 15. Rb1 f5 16. Qc7 f4 (16... Qd8 $11 {keeps the balance.} 17. Qxd8 Rxd8) 17. Bd2 c5 18. c3 {[%cal Rc3b4]} b5 (18... Qd8 $14 19. Qd6 Nb8) 19. Nd6 $1 $16 {[%cal Rd6c8]} Qd8 (19... bxc3 $16 20. Bxc3 (20. Nxc8 Qd8 $11) 20... Ba6) 20. Qc6 $18 Nb6 21. cxb4 ({Don't take} 21. Qxc5 $6 Bg4 $16) 21... Bd7 22. Qxc5 Rf6 23. Bc3 $4 {[%mdl 8192]} (23. d4 $18) 23... Na4 $19 24. Nb7 {[#]} (24. Qd5+ $142 Be6 25. Qxe5 Nxc3 26. Re1) 24... Qa8 $1 {[%cal Ra8b7]} 25. Qd5+ Be6 26. Qxe5 {Strongly threatening Bd4.} Nxc3 ({Don't do} 26... Qxb7 27. Bd4) 27. Qxc3 {Hoping for e5.} Qxb7 28. d4 $2 (28. Qd2) 28... Qxe4 29. Re1 Qd5 30. Qc7 Qd7 31. Qc5 Rf5 32. Qb6 (32. Ne5 {might work better.} Qb7 33. Qd6) 32... Bd5 {Black is clearly winning.} 33. Ne5 Bxe5 34. dxe5 {[#]} Rg5 $1 35. g3 fxg3 36. hxg3 Bf3 (36... Rh5 $142 37. f3 Bxf3 38. Qb8+ Kg7) 37. Qf6 Qf5 {Accuracy: White = 51%, Black = 68%.} (37... Rf5 $142 38. Qh4 {[#]} Rxe5 $1 {[%mdl 512]}) 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Sykora, Marek"]
[Black "Bures, Jaroslav"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "2083"]
[BlackElo "2382"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,151,-6,-9,5,-5,-5,-5,-14,-15,0,0,6,6,31,32,39,37,33,30,30,17,20,0,9,0,0,-17,-14,-29,-10,-10,-8,-12,-15,-21,0,0,0,0,0,0,0,-12,29,35,33,25,381,381,382,382,382,381,349,348,298,259,1294,1325,1254,1310,1312,356,1092,0,1120,991,969,818,992,405,957,903,883,579,1802,1568,1328,1223,29975,29976,29975,29975,29978,29978,29979,29980,29979,29980,29981,29982,29980,12805,29964,12837,1668,578,407,63,63,63,68,68,70,70,70,70,120,109,109,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 e6 6. f4 Nge7 7. Nf3 d6 8. O-O Rb8 9. Be3 b5 {B25: Closed Sicilian: 3 g3, lines without early Be3.} 10. Qd2 b4 11. Nd1 a5 12. d4 cxd4 (12... d5 {is more complex.} 13. e5 Nxd4 14. Nxd4 cxd4 15. Bxd4 Nc6) 13. Nxd4 Nxd4 14. Bxd4 Bxd4+ (14... e5 $5 {[%cal Re5d4]} 15. Ba7 Rb7 $14) 15. Qxd4 {[#]} Qb6 $146 ({Predecessor:} 15... O-O 16. Ne3 Nc6 17. Qd2 Ba6 18. Rfe1 Qb6 19. Rad1 Rbd8 20. Kh1 Qc5 21. f5 Bc8 {0-1 (59) Weiss,D (1758)-Sabrowski,U (2114) Berlin 2013}) 16. Qxb6 Rxb6 17. Ne3 Ba6 18. Rf2 f5 19. exf5 Nxf5 20. Re1 Kf7 21. Rd2 Rc8 22. Kf2 Rc5 (22... d5 {with more complications.} 23. Ng4 Kg7 24. Ne5 Nd6 25. b3 Rc3) 23. g4 Nxe3 24. Rxe3 h5 25. g5 Rf5 26. Kg3 e5 27. Rf2 Rb5 28. h4 Rc5 29. c3 bxc3 30. Rxc3 Rxc3+ 31. bxc3 $11 {[%mdl 4096] Endgame KRB-KRB} Bd3 $2 {[%mdl 8192]} (31... Kg7 $11) 32. Bh3 $18 Rxf4 33. Rxf4+ exf4+ 34. Kxf4 {KB-KB} Ke7 35. Ke3 Bc4 36. a3 d5 $2 (36... Be6 37. Bg2 Bf5) 37. Kd4 Kd6 38. Bg2 Bb3 39. Bf3 $2 (39. Bf1 Bc2 40. Bb5) 39... Ke6 {and the idea ...Kd6 leaves Black hopeful.} 40. Bg2 Kd6 41. Bf1 Ba4 42. Bd3 Be8 43. Bb1 (43. Bc2 $142 Ke6 44. Bb3) 43... Bf7 (43... Ke6 $142 44. Ba2 Bc6) 44. Bc2 Be8 45. Bb3 Bf7 46. Ba4 Ke6 47. Bc6 Kf5 48. Bxd5 Be8 49. c4 Kg4 50. Ke5 Kxh4 51. Kf6 Kg4 52. c5 h4 53. c6 h3 54. Be6+ (54. c7 $142 Bd7 55. Kxg6 h2 56. Kf6 Bc8 57. g6 h1=B 58. Bxh1 Kf4 59. g7) 54... Kh5 55. c7 h2 56. c8=Q (56. Bd5 $142 Bd7 57. Bf3+ Kh4 58. Kxg6) 56... h1=Q 57. Bg4+ $2 ({Only move:} 57. Qxe8 $18 {[%cal Re8h8]} Qf3+ 58. Kg7 Qc3+ 59. Kh7 Qc7+ 60. Bd7 Kxg5 61. Qe3+ Qf4 62. Qg1+ Kf6 63. Qb6+ Ke5 64. Qxa5+ Kd6 65. Be8) 57... Kh4 $14 58. Qxe8 {[#] White wants to mate with Qh8+.} Kxg4 {KQ-KQ} 59. Qc8+ Kg3 60. Kxg6 {Strongly threatening Qc3+.} Qe4+ 61. Qf5 Qe3 62. Kh6 a4 63. Kh5 (63. Qf8 $16) 63... Qe8+ $11 {The position is equal.} 64. Kh6 {[#] Hoping for Qf6.} Qh8+ 65. Qh7 Qf8+ 66. Qg7 Qxa3 67. Qe5+ Kg2 68. Qe4+ Qf3 69. Qxa4 {Threatens to win with Qc2+.} Qf8+ 70. Kg6 {Black must now prevent Qg4+.} Qg8+ 71. Kf5 Qf7+ 72. Ke4 $1 {aiming for Qd4.} Qe7+ 73. Kf4 {Threatening mate with Qe4+.} Qf7+ 74. Ke4 {And now Qd4 would win.} Qe7+ 75. Kf4 {White threatens Qe4+ and mate.} Qf7+ 76. Ke4 {White really could win this. Accuracy: White = 88%, Black = 74%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Cakl, Zdenek"]
[Black "Sernecki, Franciszek"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2082"]
[BlackElo "2243"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,45,0,0,5,0,29,27,21,16,17,25,32,-8,44,27,45,-274,25,20,56,0,759,75,77,65,65,65,65,32,75,41,32,34]} 1. Nf3 d5 2. b3 c5 3. e3 Nf6 4. Bb2 e6 5. c4 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. O-O O-O {A13: English Opening: 1...e6.} 9. d4 Bg4 10. dxc5 Bxc5 {White has an edge.} 11. Bxc6 bxc6 12. Qc2 Bd6 {[#]} 13. Ne5 $146 ({Predecessor:} 13. Nbd2 Rc8 14. Ng5 g6 15. Qc3 Be7 16. h3 Be6 17. Rfd1 c5 18. Qe5 Qc7 19. Qc3 {½-½ (64) Howell,D (2663)-Houska,J (2386) London 2016}) 13... Qe8 (13... Be6 $11) 14. Nxg4 $14 Nxg4 15. Nd2 $2 {[%mdl 8192] [#]} (15. h3 $14 {keeps the upper hand.} Ne5 16. Nc3) 15... Ne5 $2 ({Weaker is} 15... Nxh2 16. Rfe1 $17) (15... Bxh2+ $19 16. Kh1 f5) 16. Rad1 {[%cal Ba1d1,Bd1d4,Bd4a4][%mdl 32]} f5 17. Nc4 (17. h3 $14) 17... Rc8 $2 {[%mdl 8192]} (17... Nf3+ $11 18. gxf3 Bxh2+ 19. Kg2 Qg6+ 20. Kxh2 Qh5+ 21. Kg1 Qg6+ 22. Kh2 Qh5+ 23. Kg2 Qg5+ 24. Kh3 Qh5+ 25. Kg3 Qg6+ 26. Kh2) 18. Nxe5 $2 (18. Nxd6 $18 {and the rest is easy.} Nf3+ 19. Kh1) 18... Bxe5 $16 19. Bxe5 Qxe5 20. Qc5 Rc7 21. Rd4 Rb8 22. Ra4 Rb5 23. Qa3 {Accuracy: White = 46%, Black = 33%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Holasek, Pavel"]
[Black "Belaska, Premysl"]
[Result "1/2-1/2"]
[ECO "A59"]
[WhiteElo "2065"]
[BlackElo "2224"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,91,20,29,35,56,51,59,20,23,19,60,66,64,36,58,56,64,33,53,31,18,0,0,0,0,0,0,-12,-10,-12,-12,-12,-12,-9,-9,-11,-13,-21,-20,-14,0,-17,0,0,0,0,56,63,61,0,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. e4 Bxf1 9. Kxf1 Bg7 10. h3 Nbd7 11. Kg1 O-O 12. Kh2 Qb6 13. Re1 {[#] A59: Benko/Volga Gambit: White castles by hand.} Rfc8 $146 ({Predecessor:} 13... Rfb8 14. Re2 Ne8 15. Rc2 Nc7 16. Bg5 Na6 17. a3 c4 18. Qf1 Qc7 19. Nd1 Nb6 20. Be3 Nc5 21. Nd2 c3 22. Nxc3 Nca4 23. Nxa4 Qxc2 24. Nxb6 Rxb6 {1-0 (45) Grishchenko,S (2498)-Dobrov,V (2492) Sochi 2012}) 14. Re2 Ne8 15. Be3 {White is slightly better.} Qa6 16. Rc1 Nc7 17. b3 Re8 18. Na4 Nb5 19. Qd3 Qb7 20. Rce1 e6 21. Bf4 (21. dxe6 {is more complex.} Rxe6 22. Bf4 Rae8 23. Kg1 Qc6 24. Bc1) 21... exd5 22. Qxd5 Qxd5 23. exd5 Rxe2 24. Rxe2 Nf6 25. Nb6 Ra6 26. Nc4 Nc3 27. Re1 Bf8 28. a4 Ncxd5 29. Bd2 Nc7 30. a5 d5 31. Nb6 Ne4 32. Bf4 Bd6 33. Rxe4 {[%mdl 64] [#] Remove Defender} dxe4 34. Bxd6 exf3 (34... Nb5 $11 35. Bxc5 exf3) 35. Bxc7 $14 {Threatens to win with Nd5.} Rxa5 36. Nc4 ({Better is} 36. g4 $1 $14) 36... Rb5 $11 {The position is equal.} 37. Nd2 fxg2 38. Kxg2 f5 39. Kf3 Kf7 40. Ke3 Ke6 41. Kd3 Kd5 42. Bf4 Rb4 43. Bg5 h6 44. Bxh6 Rh4 45. Bg5 Rxh3+ 46. Ke2 {Accuracy: White = 85%, Black = 92%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.20"]
[Round "4"]
[White "Cermak, Jan"]
[Black "Buchcar, Tomas"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2019"]
[BlackElo "2172"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,54,0,44,0,14,0,0,0,0,0,-1,-52,-45,-54,-53,-62,-41,-41,0,0,0,0,0,0,19,0,12,9,17,17,20,23,25,0,8,-62,-10,-44,0,0,11,0,0,-35,-40,-56,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 d6 6. Nc3 {B40: Sicilian: 2...e6, Unusual lines.} Nf6 7. Bd3 Be7 8. b3 {The position is equal.} O-O {[#]} 9. Bb2 $146 ({Predecessor:} 9. O-O a6 10. Bb2 Bd7 11. Rad1 Qc7 12. Rfe1 Rac8 13. Ne2 Nb4 14. c4 Ng4 15. Qd2 Nxd3 16. Qxd3 {0-1 (25) Van der Merwe,F (1406)-Cornacchini,G (1393) IECC email 1998}) 9... a6 10. O-O-O (10. O-O $11) 10... Qc7 $15 11. Kb1 b5 12. h3 Bb7 13. g4 Rfc8 14. g5 $36 {[%mdl 2048] Black is under pressure.} Nd7 15. h4 Nce5 16. Nxe5 Nxe5 17. Rh3 Qc5 18. Qe2 Bc6 19. f4 Nxd3 20. Qxd3 a5 21. Ne2 b4 22. Ng3 (22. Nd4 $11) 22... Bb5 (22... a4 $15) 23. Qd2 $1 $11 Bf8 24. h5 Rc7 25. h6 {[#] Nh5 is the strong threat.} g6 $1 26. Bd4 Qc6 27. Bb2 Qc5 {Accuracy: White = 73%, Black = 78%.} (27... a4 $1 $15 28. Rh2 Qa6) 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Bures, Jaroslav"]
[Black "Kucera, Petr"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2382"]
[BlackElo "2230"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,133,18,26,18,13,14,16,15,22,15,15,8,22,20,21,22,29,-12,0,1,0,-33,0,0,0,0,0,-1,0,0,0,0,6,0,62,52,64,50,50,48,52,52,44,44,44,44,53,60,59,57,58,51,89,50,44,45,56,41,89,89,87,85,97,102,93,81,98,121,233,232,215,214,352,112,241,234,352,372,418,413,365,284,256,243,307,323,281,181,518,463,463,463,439,431,424,394,280,277,852,810,816,661,795,16,754,745,697,702,656,637,601,576,1297,574,29970,29971,29972,29972,29972,29973,29975,29976]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 cxd4 {6...Qb6 is more fashionable. Played by Maxime Vachier Lagrave in May 2020.} 7. Nxd4 Ne7 $1 8. Nd2 {B12: Caro-Kann: Advance Variation.} Nbc6 9. N2f3 Be4 10. O-O {The position is equal.} Bxf3 11. Nxf3 Ng6 12. Bb5 Be7 13. c4 O-O 14. cxd5 exd5 {[#]} 15. Rc1 $146 ({Predecessor:} 15. Qb3 Qd7 16. Rfd1 Rfd8 17. Rac1 a6 18. Bxc6 bxc6 19. Qa4 Rac8 20. b4 Qb7 21. a3 {½-½ (40) Zhigalko,S (2649)-Ipatov,A (2561) Plovdiv 2012}) 15... Ncxe5 16. Nxe5 Nxe5 17. f4 (17. Qb3 {looks sharper.} Ng4 18. Bd4 Qd6 19. g3 Rfd8 20. h3) 17... Nc4 18. Bxc4 dxc4 19. Rxc4 Bf6 20. b3 Re8 21. Qxd8 Raxd8 22. Kf2 Rd7 23. Rfc1 g6 (23... Bd8 $11) 24. Rc8 $14 Rxc8 25. Rxc8+ {[%mdl 4096] Endgame KRB-KRB} Kg7 26. Bxa7 Rd2+ {[%mdl 64] Double Attack} 27. Kf3 Rxa2 28. Bc5 $1 {[%cal Rc5f8] Intending Bf8+ and mate.} h5 29. Rb8 Rc2 30. Bf8+ Kg8 31. Bb4+ Kg7 32. Rxb7 Bd4 33. Be1 Rc1 34. Ke2 Rb1 35. h4 Rb2+ 36. Kd3 {Black is now going downhill.} Bf6 37. g3 Rb1 38. Bf2 Rb2 39. Ke3 Rc2 40. Kf3 Rc3+ (40... Bd8 $16 41. Rd7 Bf6) 41. Ke4 $18 Rc2 42. Be3 $1 Rg2 (42... Rc8 $142 43. Rb5 Re8+ 44. Kf3 Rc8) 43. Kf3 $2 (43. b4 $18) 43... Rb2 (43... Rc2 $16) 44. b4 $1 Rb3 (44... Bc3 {was worth a try.} 45. Bc5 Kf6) 45. Ke4 Bc3 46. b5 Kf6 47. Rb6+ Kg7 48. f5 Rb4+ 49. Kd5 $1 gxf5 50. Rb8 Be5 $2 (50... Be1 {is more resistant.}) 51. Kxe5 Re4+ 52. Kxf5 Rxe3 {KR-KR} 53. Kf4 Rb3 54. b6 Kf6 55. Ke4 $1 Rxg3 $2 (55... Ke6 56. b7 Rb4+ 57. Kd3 Kf6) 56. Kd5 Rb3 57. Kc6 Rc3+ 58. Kd7 $2 (58. Kd6 $18 {aiming for Rh8.} Rb3 59. Kc5) 58... Rb3 $2 {[%mdl 8192] [#]} (58... Rd3+ $11 59. Kc6 Rc3+ 60. Kb5 Rb3+ 61. Kc5 Ke6) 59. Kc7 $1 Rc3+ 60. Kd6 Rb3 {[#]} 61. Kc5 $1 Rc3+ 62. Kb4 Rh3 63. Rh8 (63. Rc8 $142 Rh2 64. Kc3 Rh3+ 65. Kc4 Rxh4+ 66. Kc5) 63... Rxh4+ 64. Kc5 {White mates.} Kg7 65. Re8 Rh1 66. b7 Rb1 67. b8=Q {Accuracy: White = 80%, Black = 51%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Sernecki, Franciszek"]
[Black "Sykora, Marek"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2243"]
[BlackElo "2083"]
[Annotator "ChessBase"]
[PlyCount "61"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d3 d6 8. a3 O-O 9. Nc3 Bg4 10. Be3 Qd7 11. h3 Bh5 12. Nd5 Nd8 13. Nxe5 dxe5 14. Nxf6+ Bxf6 15. Qxh5 Ne6 16. Qg4 Rfe8 17. Rad1 Rad8 18. c3 c6 19. g3 Ng5 20. Bxg5 Qxg4 21. hxg4 Bxg5 22. f4 exf4 23. gxf4 Be7 24. Rf3 h6 25. Kg2 Kf8 26. Rh1 Rd6 27. g5 Bd8 28. e5 Rg6 29. Kf1 Ke7 30. d4 f5 31. exf6+ 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Belaska, Premysl"]
[Black "Bradac, Daniel"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2224"]
[BlackElo "2011"]
[Annotator "ChessBase"]
[PlyCount "61"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. h3 a6 6. a4 b6 7. Bc4 e6 8. d3 Bb7 9. Qe2 Bb4 10. O-O O-O 11. Ne4 Be7 12. c3 c5 13. Bf4 Bd5 14. Rfd1 Nbd7 15. Ne5 Nxe5 16. Bxe5 Ra7 17. Nxf6+ Bxf6 18. d4 Bxe5 19. dxe5 Qa8 20. Bxd5 exd5 21. Rd2 Qc6 22. f4 Rd8 23. Rad1 h6 24. Qf3 Qe6 25. Rxd5 Rxd5 26. Rxd5 a5 27. f5 Qe8 28. Qd3 Qxa4 29. Rd8+ Kh7 30. f6+ g6 31. Rh8+ 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Buchcar, Tomas"]
[Black "Cibulka, Josef"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "2172"]
[BlackElo "1938"]
[Annotator "ChessBase"]
[PlyCount "48"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 Nf6 2. e3 g6 3. b3 Bg7 4. Bb2 O-O 5. Be2 d6 6. O-O e5 7. d3 Nc6 8. c4 Nh5 9. Ne1 Nf6 10. a3 a5 11. Nd2 h5 12. Qc2 Qe7 13. Nef3 Nh7 14. Bc3 f5 15. b4 axb4 16. axb4 Rxa1 17. Rxa1 e4 18. dxe4 fxe4 19. Nd4 Nxd4 20. exd4 e3 21. Qe4 exf2+ 22. Kh1 Qxe4 23. Nxe4 Bg4 24. Bd3 Rf3 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Karlik, Vladimir"]
[Black "Finek, Vaclav"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2143"]
[BlackElo "2203"]
[Annotator "ChessBase"]
[PlyCount "74"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e4 d5 6. exd5 Nxd5 7. c3 c5 8. dxc5 Qc7 9. Nb3 Rd8 10. Qc1 Nd7 11. Be2 Nxc5 12. Nxc5 Qxc5 13. O-O Bf5 14. Rd1 Rac8 15. Nd4 Be4 16. Bh6 Bf6 17. Bf1 e5 18. Nb3 Qe7 19. Be3 b6 20. a3 Nxe3 21. Rxd8+ Rxd8 22. Qxe3 Bc2 23. Nc1 Bg5 24. Qe2 Rd2 25. Qe1 Bf5 26. b4 Rd8 27. Ra2 e4 28. Ne2 e3 29. Nd4 Be4 30. fxe3 Bd5 31. Ra1 f5 32. Rd1 Bf7 33. Ba6 Re8 34. Nf3 Bxe3+ 35. Kh1 f4 36. Qe2 Rd8 37. Bc4 Qc7 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Paulus, Vaclav"]
[Black "Liska, Jiri"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2051"]
[BlackElo "2272"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. Bd3 Ne7 12. Nxe7 Qxe7 13. O-O d5 14. exd5 f5 15. Re1 O-O 16. Qh5 e4 17. c3 Qf6 18. Bc2 Bb7 19. Rad1 Rad8 20. g4 Rfe8 21. Qxf5 Qxf5 22. gxf5 Rxd5 23. Rxd5 Bxd5 24. Bb3 Bb7 25. Rd1 Bc8 26. Rd5 Be5 27. Nc2 Bxf5 28. Nd4 Bh3 29. Nc6 Bf4 30. Rd8 Kf8 31. Rxe8+ Kxe8 32. Bd5 e3 33. fxe3 Bxe3+ 34. Kh1 Kd7 35. Nb8+ Kd6 36. Bxf7 Bc8 37. Kg2 Bb7+ 38. Kg3 Kc7 39. Nxa6+ Bxa6 40. a4 bxa4 41. Be8 Bc1 42. Bxa4 Bxb2 43. Bc2 Be2 44. h4 h6 45. Bg6 h5 46. c4 Bc1 47. Bf7 Kd6 48. Bd5 Bd3 49. Bf7 Be2 50. Bd5 Ke5 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Cermak, Jan"]
[Black "Kucera, Petr"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2019"]
[BlackElo "2230"]
[Annotator "ChessBase"]
[PlyCount "62"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. g3 Bb4 8. Bd2 d4 9. Nb1 Be7 10. Bg2 Qb6 11. Bc1 e5 12. O-O c5 13. Nd2 Nc6 14. a4 Qc7 15. Nc4 O-O 16. Qe2 Nd7 17. f4 f6 18. Rf2 a6 19. a5 b5 20. axb6 Nxb6 21. Nxb6 Qxb6 22. f5 a5 23. Bf1 a4 24. g4 c4 25. dxc4 d3 26. Qxd3 Bc5 27. Qg3 Nb4 28. Bd3 Nxd3 29. cxd3 Rfd8 30. Ra3 Bxa3 31. bxa3 Qb1 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.21"]
[Round "5"]
[White "Wuensch, Ulrich"]
[Black "Harbuz, Trayan"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2013"]
[BlackElo "2109"]
[Annotator "ChessBase"]
[PlyCount "78"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. c3 Bg7 5. Nbd2 b6 6. e4 cxd4 7. cxd4 Bb7 8. Bd3 O-O 9. O-O d6 10. Qe2 Nfd7 11. Rd1 Nc6 12. Nb3 Nb4 13. Bc4 a5 14. Bd2 d5 15. exd5 Nxd5 16. a4 N7f6 17. Ne5 Qd6 18. Bb5 Nh5 19. g3 Ndf4 20. gxf4 Qd5 21. Bc6 Bxc6 22. Nxc6 Qxc6 23. Qd3 e6 24. Be3 Qd5 25. Nd2 Bh6 26. Ne4 Rfd8 27. Rac1 Qf5 28. Rc6 Rab8 29. Ng5 Qg4+ 30. Kf1 Nxf4 31. Bxf4 Qxf4 32. Nf3 Bg7 33. b3 Bf6 34. Qe3 Qg4 35. d5 Bg5 36. Qxg5 Qxf3 37. Rd2 Rxd5 38. Rxd5 exd5 39. Rxb6 Re8 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Liska, Jiri"]
[Black "Bures, Jaroslav"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2272"]
[BlackElo "2382"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,85,12,9,27,7,21,25,20,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,0,0,0,0,0,0,0,0,0,0,0,58,15,69,69,69,69,69,64,96,96,119,100,100,100,110,100,132,130,132,147,147,56,56,56,75,68,93,87,84,72,116,43,43,0,0,0,7,7,112,110,117,2]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 c5 {B12: Caro-Kann: Advance Variation.} 7. dxc5 Bxc5 8. Nxc5 Nxc5 {White has an edge.} 9. Bb5+ Nd7 {[#] Hoping for ...Qa5+.} 10. O-O Ne7 11. Bg5 a6 {[#]} 12. Bxd7+ $146 ({Predecessor:} 12. Bxe7 Qxe7 13. Bxd7+ Qxd7 14. Nd4 Be4 15. Qg4 O-O 16. f3 Bg6 17. h4 h6 18. h5 {½-½ (55) Janik,I (2425)-Villegas,P (2295) Warsaw 2017}) 12... Qxd7 13. Bxe7 Qxe7 14. Nd4 Bg6 15. c3 O-O 16. a4 Rac8 17. Re1 Rc4 18. Qb3 Qc7 19. a5 Rc5 20. Qb4 Rb8 21. h3 h6 22. Qb6 Bd3 (22... Qe7 $11) 23. Ra3 Bb5 (23... Qc8 $11) 24. Qxc7 $14 Rxc7 25. Rb3 Rc5 26. f4 Bc4 27. Rb6 Bb5 28. Kf2 Bd7 29. Ra1 Kf8 30. Ke3 Ke7 31. g4 g6 32. Ra3 Kd8 33. Kd2 (33. f5 $16) 33... Kc7 $1 34. Rd6 Rd8 35. Ra1 Bc8 36. b4 $36 {[%mdl 2048] White is on the roll.} Rc4 37. Rb6 Rh8 {[#]} 38. Rf1 ({Better is} 38. b5 $1 $16) 38... h5 {aiming for ...hxg4.} 39. Rf3 hxg4 40. hxg4 Rh4 41. f5 Rxg4 (41... exf5 $11 {keeps the balance.} 42. gxf5 Bxf5) 42. fxg6 $16 fxg6 43. Nxe6+ {Accuracy: White = 81%, Black = 76%.} (43. b5 $16) 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Kucera, Petr"]
[Black "Cakl, Zdenek"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "2230"]
[BlackElo "2082"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,103,12,22,21,29,18,44,12,31,18,35,45,45,0,0,0,0,0,0,-14,-10,-40,-10,-18,-10,-14,0,0,0,-22,-4,-6,22,22,22,20,29,5,6,7,13,5,4,0,0,0,0,0,6,5,5,4,11,8,5,8,6,4,5,0,8,16,41,37,41,41,44,41,62,60,46,0,42,44,116,124,147,46,50,54,220,216,195,128,1179,1124,929,802]} 1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 O-O 8. Bd3 dxc4 9. Bxc4 c5 10. O-O {D60: Queen's Gambit Declined: Classical: Unusual White 7th moves.} b6 11. Qe2 Bb7 12. dxc5 {White is slightly better.} Nxc5 13. Rfd1 Qc8 14. Rac1 Rd8 {[#]} 15. Nb5 $146 ({Predecessor:} 15. a3 Rxd1+ 16. Qxd1 Qd8 17. h3 Nfe4 18. Qxd8+ Bxd8 19. Nxe4 Nxe4 {½-½ (19) Botham,C (2035)-Badger,P England 2014}) 15... Rxd1+ 16. Qxd1 Qf8 17. Nbd4 Rd8 18. Qe2 Rc8 19. Rd1 a6 20. a3 b5 21. Ba2 Nfe4 22. Bxe7 Qxe7 23. Ne1 Nf6 24. Rc1 Nce4 25. Rxc8+ Bxc8 26. Qc2 Qc5 27. Nd3 (27. f3 {is more complex.} Qxc2 28. Ndxc2 Nd6 29. Kf2 Kf8 30. e4) 27... Qxc2 28. Nxc2 Nd7 29. Kf1 Kf8 30. Ke2 Ke7 31. f3 Nec5 32. Nd4 Bb7 33. e4 Nxd3 34. Kxd3 $11 {[%mdl 4096] Endgame KBN-KBN} Nc5+ 35. Kd2 Kd6 36. b4 Nd7 37. Ke3 Ne5 38. h3 Nc6 39. f4 Ne7 40. g3 Ba8 41. h4 Bb7 42. Bb3 Bc8 43. Nf3 Nc6 44. Nd4 Ne7 45. e5+ Kc7 (45... Kd7 $1 $14) 46. h5 $1 $16 Bb7 {[#]} 47. g4 ({White should play} 47. f5 $1 $16) 47... Bd5 $14 48. Bc2 f6 $2 {[#]} (48... Kd7 $14) 49. exf6 $1 $18 gxf6 {[#]} 50. g5 $1 {[%mdl 512]} e5 $2 {[%mdl 8192]} (50... Ng8 $16) (50... fxg5 51. fxg5) 51. gxh6 exd4+ 52. Kxd4 {Accuracy: White = 88%, Black = 71%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Kucera, Petr"]
[Black "Paulus, Vaclav"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2230"]
[BlackElo "2051"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,99,47,38,55,30,36,46,35,36,38,24,22,19,9,7,22,18,18,17,22,14,24,0,31,34,36,35,56,56,62,18,57,62,95,97,121,122,129,118,250,251,242,250,250,241,181,214,188,196,340,332,378,385,398,376,368,361,512,512,494,479,475,446,540,479,589,581,603,565,1755,1663,2333,2329,2037,1909,1828,1622,5077,5222,4614,4133]} 1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 cxd4 5. Nxd4 Bg7 6. e4 d6 7. Be2 O-O 8. O-O Nc6 9. Be3 Bd7 10. Qd2 Nxd4 11. Bxd4 a5 {B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0.} 12. Rad1 Bc6 13. Qe3 Nd7 {With the idea ...e5.White is slightly better.} 14. Bxg7 Kxg7 {[#]} 15. Rfe1 $146 (15. Rd3 {feels hotter.} Qb6 16. Qd2 Nf6 17. Nd5 Bxd5 18. exd5 a4 19. g4) ({Predecessor:} 15. Rd4 Qb6 16. Qd2 Qc5 17. Kh1 Nf6 18. f3 a4 19. Rc1 Rfc8 20. Rd1 h5 21. Qe1 Qg5 22. Qd2 {½-½ (22) Diermair,A (2502)-Liu,Z (2323) Graz 2019}) 15... Qb6 16. Qxb6 (16. Qd2 {is interesting.} a4 17. Nd5 Bxd5 18. exd5 Rfe8 19. g3) 16... Nxb6 17. b3 Nd7 18. f4 f6 19. Bg4 Nc5 20. Nd5 Bxd5 21. Rxd5 Rad8 22. e5 fxe5 23. fxe5 Rf4 24. Bf3 b6 25. Re3 Rff8 26. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} dxe5 27. Rdxe5 Rf7 28. b4 axb4 29. axb4 Nd3 {This move loses the game for Black.} (29... Na6 $16) 30. Rd5 $1 $18 {[%cal Rd5d8]} (30. Rxe7 Rxe7 31. Rxe7+ Kf6 $16) 30... Rxd5 31. Bxd5 {[%mdl 4096] Endgame KRB-KRN} e6 32. Bxe6 ({Weaker is} 32. Rxd3 exd5 33. Rxd5 (33. cxd5 Rd7 $11) 33... Rf4 $16) ({Stronger than} 32. Rxe6 Nxb4 33. Bf3 (33. Rxb6 Nxd5 34. cxd5 Rd7 $11) 33... Rf6 $11) 32... Re7 {...Nf4 is the strong threat.} 33. Rxd3 Rxe6 {KR-KR} 34. Rd7+ Kf6 (34... Kh6 $142 35. b5 Re4) 35. Rxh7 Ke5 36. Rh4 Rd6 37. Rg4 Kf5 {[#]} 38. h3 $1 Rd3 (38... Rd2 $142 39. Rh4 Ra2) 39. Kf2 {White is clearly winning.} Rb3 {[#]} 40. b5 $1 Rc3 41. Ke2 g5 42. Kd2 Rb3 43. Kc2 Re3 44. Rd4 Rg3 45. Rd6 Rxg2+ 46. Kc3 Rg3+ 47. Kb4 Rxh3 48. Rxb6 g4 49. Rb8 Rh6 50. Rg8 {Accuracy: White = 94%, Black = 50%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Finek, Vaclav"]
[Black "Holasek, Pavel"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2203"]
[BlackElo "2065"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,26,31,34,26,36,49,12,20,-4,0,6,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 a5 9. O-O Nxd4 {B35: Sicilian: Accelerated Dragon with 5 Nc3: main line.} 10. Bxd4 d6 11. Nd5 {[#]} Nxd5 $146 {The position is equal.} ({Predecessor:} 11... Nd7 12. Bxg7 Kxg7 13. f4 b5 14. c3 Bb7 15. Qd4+ Kg8 16. f5 a4 17. Bc2 Bxd5 18. exd5 {0-1 (59) Dolgun,C (2104)-Tasdogen,D (2215) Kocaeli 2017}) 12. Bxg7 Kxg7 13. Bxd5 Qb6 {Black got outplayed after the opening} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Harbuz, Trayan"]
[Black "Sernecki Francizsek FM"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "2109"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,-51,-51,-2,-64,-53,-51,-41,-67,0,0,0,0,0,0,0,-18,99,-9,36,44,28,47,26,0,0,-21,50,57,43,51,54,52,153,74,93,30,389,166,223,234,229,220,225,225,222,-29997,-29998]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. N1f3 h6 8. Nh3 (8. Nxf7 Kxf7 9. Qe2 Nb6 $17) 8... Be7 {[#] B17: Caro-Kann: Modern Line (4...Nd7).} 9. Bd2 $146 (9. O-O $11) ({Predecessor:} 9. Nf4 Nb6 10. Bb3 O-O 11. O-O Qc7 12. Qe2 Nbd5 13. Ne5 Rd8 14. c3 c5 15. Nxd5 exd5 {0-1 (39) Beretka,C (1746)-Konya,L (2054) Hungary 2013}) 9... O-O 10. Qe2 b5 {Black is slightly better.} 11. Bd3 a6 (11... c5 $15) 12. g4 $11 c5 {aiming for ...c4.} ({Don't blunder} 12... Nxg4 $2 13. Rg1 $16) 13. g5 hxg5 14. Nhxg5 Bb7 15. Rg1 c4 {[#]} (15... cxd4 $11 {remains equal.} 16. Nxd4 Nc5 17. Ngxe6 fxe6 18. Nxe6 Nxe6 19. Qxe6+ Rf7) 16. Be4 (16. Nxe6 $1 $16 {[%mdl 512]} fxe6 17. Qxe6+ Rf7 18. Bg6 {[%mdl 64] Pin}) 16... Bxe4 17. Nxe4 Nxe4 18. Qxe4 Nf6 $1 {[%cal Rf6e4]} 19. Qf4 $40 {[%mdl 128] White is up to no good.} Qd5 20. O-O-O {Intending Rxg7+! and mate.} g6 (20... Qh5 $11) 21. Ne5 $14 {And now Qh6 would win.} c3 $1 {[%cal Rc3d2]} 22. Bxc3 Kg7 $1 23. Kb1 Rac8 (23... Qe4 $14 24. Qd2 Nd5) 24. Rd3 ({Much less strong is} 24. Bd2 Rh8 $16) (24. Qg5 $142 $1) 24... Qe4 $16 25. Qc1 ({White should try} 25. Qd2 $16) 25... Nd5 $2 {[%mdl 8192]} (25... Rh8 $1 $11) 26. Bd2 ({Not} 26. Rh3 Rh8 $18) (26. Rg4 $142 Qf5 27. Rh3) 26... Rh8 (26... Qh4 $142 27. Rf3 Bf6) 27. Rg4 $1 $18 {[%cal Rg4e4]} Qe2 {[#]} 28. Qg1 $1 {[%cal Rg4g6] Rxg6+! would kill now.} Kf8 {[#]} 29. Rxg6 $1 {[%mdl 512]} fxg6 30. Qxg6 $4 {[%mdl 8192]} (30. Rf3+ $18 Nf6 31. Qxg6 Qd1+ 32. Bc1 Qxc2+ 33. Qxc2 Rxc2 34. Kxc2) 30... Qd1+ {[%mdl 64] Double Attack. Black used his chance. Accuracy: White = 47%, Black = 55%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Koziorowicz, Michal"]
[Black "Belaska, Premysl"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2087"]
[BlackElo "2224"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,57,28,37,36,46,56,85,70,79,75,43,60,63,87,67,43,61,0,108,-29,174,186,259,264,263,167,333,350,1386,1366,29984,29985,29985,29986,29986,29987,29987,29986,29988,29989,29989,29990,29990,29991,29991,29992]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 O-O 6. h4 h5 7. f3 c6 8. O-O-O {B07: Pirc Defence: Miscellaneous Systems.} b5 9. Nce2 Nbd7 10. g4 $1 {White is better.} hxg4 {[#]} 11. Ng3 $1 gxf3 12. h5 Ng4 {[#]} 13. Bh3 $146 ({Predecessor:} 13. Nxf3 Nb6 14. Bf4 c5 15. Bxb5 cxd4 16. Rdg1 Qc7 17. Nf5 gxf5 18. Bh6 Bf6 19. exf5 Bxf5 20. Bd3 Kh8 21. Bxf5 Nc4 22. Qf4 Rg8 23. Bg5 {1-0 (23) Jordan Rodriguez,M-Schelberg,M (1784) ICCF email 2019}) 13... Nxe3 14. Qxe3 Nb6 $1 {[%cal Rb6c4]} 15. b3 ({White should try} 15. Nxf3 $14 Nc4 16. Qd3) 15... c5 (15... Bxh3 $11 {keeps the balance.} 16. Rxh3 {[#]} f2 $1 {[%mdl 512]} 17. Qxf2 e5) 16. dxc5 (16. Nxf3 $16 Qc7 17. dxc5) 16... Nc4 $2 {Black cannot hold the game after this.} (16... Bxh3 $11 {and Black has nothing to worry.} 17. h6 Be5 18. Nxf3 Qc8 19. Nxe5 dxe5) 17. bxc4 $18 bxc4 (17... Qa5 {is a better defense.}) 18. Nxf3 {Hoping for h6.} Qa5 {Strongly threatening ...Rb8.} 19. e5 {Black must now prevent h6.} ({Don't do} 19. cxd6 $6 Bxh3 20. Rxh3 Qxa2 $16) 19... Bb7 $2 (19... c3 20. Rd3 Qxa2 21. Rxc3 dxe5) 20. hxg6 {aiming for Nf5.} Bxf3 $2 (20... c3 21. Rd3 Qxa2 22. Rxc3 Bxf3) 21. Nf5 Bxe5 22. Nxe7+ {White mates.} Kg7 23. Nf5+ {[%mdl 64] Double Attack} Kg8 24. gxf7+ Rxf7 25. Qxf3 Bf4+ 26. Qxf4 {[%mdl 64] Double Attack} Qa3+ {[#]} 27. Kd2 $1 Qa5+ {[#]} 28. Ke2 $1 Re8+ {[#]} 29. Kf1 $1 {Accuracy: White = 73%, Black = 41%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Hurtik, Matej"]
[Black "Karlik, Vladimir"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2001"]
[BlackElo "2143"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,63,-23,-41,8,-11,0,-2,-8,-21,-10,-134,-28,-28,-26,-29,-27,-21,-12,-17,-23,-20,-22,-10,0,-36,-39,-52,-45,-51,-62,-62,-55,-85,-28,-40,-50,-55,-13,-9,-13,-8,-14,-49,-70,-73,-73,-52,0,0,0,0]} 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nf3 Qb6 6. Qb3 c4 7. Qc2 $1 {7.Qc2 is better than 7.Qxb6.} Bf5 8. Qc1 g6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 9. Nbd2 Bg7 10. h3 O-O 11. Ne5 {[#]} Nd7 $146 ({Predecessor:} 11... Rfc8 12. g4 Be6 13. Bg2 Qd8 14. Qd1 Nd7 15. Nxd7 Qxd7 16. Qf3 Rd8 17. g5 Bf5 {1-0 (59) Rozhko,D (2354)-Karpenko,A (2188) Moscow 2015}) 12. e4 (12. Nxd7 $11 Bxd7 13. Be2) 12... Ncxe5 (12... Bxe5 $17 13. Bxe5 Bxe4) 13. exf5 $11 Nc6 14. fxg6 fxg6 15. Be3 Qc7 16. Be2 e5 17. dxe5 Ncxe5 18. O-O Nc5 19. Nf3 Ncd3 20. Qd2 Nxf3+ 21. Bxf3 {[#]} Rxf3 $1 {[%mdl 512]} 22. gxf3 Qd7 23. Kg2 Rf8 ({Better is} 23... b5 $17) 24. Rad1 Qf5 25. Qe2 Re8 {[#] Hoping for ...Nf4+.} 26. Rxd3 $1 cxd3 27. Qd1 b5 28. Qb3 Rf8 29. Qxb5 Qxf3+ 30. Kg1 Qxh3 (30... h6 $15 31. Qxd3 Rf5) 31. Qxd5+ Kh8 32. Qe4 {Accuracy: White = 73%, Black = 73%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.22"]
[Round "6"]
[White "Cibulka, Josef"]
[Black "Vitak, Jiri"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "1938"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,77,63,51,60,63,48,33,54,46,39,-18,-16,-10,0,0,27,0,0,0,83,89,92,91,81,83,111,112,116,97,112,109,190,155,287,275,278,234,237,223,335,260,343,350,342,341,332,47,437,433,488,405,550,418,576,543,515,506,576,566,655,632,29974,29971,29989,29983,29979,11956]} 1. Nf3 d5 2. d4 e6 3. c4 c5 4. cxd5 exd5 5. Nc3 Nc6 6. dxc5 d4 7. Na4 Bxc5 {[%mdl 64] [#] Decoy. D32: Tarrasch Defence: Sidelines and lines without g3.} 8. Nxc5 Qa5+ 9. Bd2 Qxc5 {White is slightly better.} 10. Rc1 Qb6 11. b4 (11. Qa4 $14) 11... Nf6 $11 12. Qa4 {[#] next b5 is good for White.} a6 $146 ({Predecessor:} 12... Ne4 13. b5 Nxd2 14. Nxd2 Na5 15. Nf3 O-O 16. Nxd4 Bd7 17. e3 a6 18. Qd1 axb5 {½-½ (45) Tsarukian,E (2198)-Dvinskikh,L (2091) Kirov 2014}) 13. Ne5 $36 {[%cal Re5c6][%mdl 2048] White has the initiative.} Bd7 14. Nxd7 (14. Nc4 $5 {[%cal Rc4b6]} Qc7 15. b5 $11) 14... Nxd7 15. g3 d3 (15... O-O $11) 16. e3 $16 ({Much worse is} 16. exd3 $6 O-O $11) 16... O-O 17. Bxd3 Rad8 18. Bc3 Nf6 19. Be2 Nd5 20. b5 axb5 21. Qxb5 Qa7 (21... Qxb5 $16 {was called for.} 22. Bxb5 Ra8) 22. Qb2 Nxe3 (22... Nxc3 $16 23. Rxc3 Rd7) 23. fxe3 $18 Qxe3 24. Rf1 Rfe8 25. Rd1 ({Don't go for} 25. Bxg7 $2 Nb4 $17) 25... Rc8 (25... Rd3 $142) 26. Rd2 ({Less strong is} 26. Bxg7 Nb4 $16) 26... Ne5 27. Bxe5 $1 Rxe5 {[#]} 28. Rf2 $1 Qe4 29. Rd4 $2 (29. Rf4 $18 Qh1+ 30. Rf1) 29... Qe3 $2 {[%mdl 8192] Loses the game.} (29... Qh1+ $1 $14 30. Rf1 Qxh2) 30. Kf1 h5 31. Qd2 Qa3 32. Rd8+ Re8 33. Rxc8 Rxc8 34. Bxh5 g6 35. Bf3 Rc1+ 36. Kg2 {Black must now prevent Qd7.} Qc5 37. Bd5 {White mates.} b5 38. Bxf7+ Kg7 39. Bd5 {Accuracy: White = 68%, Black = 31%.} (39. Be6 $142 Rc2 40. Qxc2 Qxc2 41. Rxc2 Kf6 42. Bg4 b4 43. Rb2 Ke7 44. Rxb4) 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Bures, Jaroslav"]
[Black "Kucera, Petr"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2386"]
[BlackElo "2240"]
[Annotator "ChessBase"]
[PlyCount "41"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 Qb6 8. Nd2 Ne7 9. Ne2 Qa6 10. c4 dxc4 11. Nxc4 Nd5 12. O-O Nd7 13. Ng3 N7b6 14. b3 Be7 15. Rfd1 Nxc4 16. bxc4 Bxg5 17. hxg5 Nb6 18. Ne4 Rd8 19. Rac1 Kf8 20. Nc5 Qxa2 21. Rc2 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Liska, Jiri"]
[Black "Hurtik, Matej"]
[Result "1-0"]
[ECO "D74"]
[WhiteElo "2273"]
[BlackElo "2047"]
[Annotator "ChessBase"]
[PlyCount "49"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. cxd5 Nxd5 7. d4 Nc6 8. e4 Nb6 9. d5 Ne5 10. Nxe5 Bxe5 11. Nc3 e6 12. Bh6 Re8 13. f4 Bh8 14. dxe6 Bxe6 15. Qf3 Qd2 16. e5 Nc4 17. Rf2 Qe3 18. b3 Qxf3 19. Bxf3 Na5 20. Nb5 Re7 21. Rd1 f6 22. Rfd2 Bf7 23. Nxc7 Rxc7 24. Rd8+ Be8 25. Bd5+ 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Sernecki, Franciszek"]
[Black "Finek, Vaclav"]
[Result "1/2-1/2"]
[ECO "D92"]
[WhiteElo "2243"]
[BlackElo "2210"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,92,25,12,16,5,20,5,-17,-2,-4,-9,-94,-85,-85,-93,-103,-52,-90,-66,-74,-76,-81,-80,-79,-13,-13,-13,-13,-1,-1,-1,-1,-1,-1,0,-4,-1,-15,-1,-1,-1,-18,-1,-16,-3,-47,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-44,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. Rc1 c5 7. dxc5 dxc4 8. Qxd8 $1 {The main line 8.Qxd8 scores better than 8.e4.} Rxd8 9. e4 {D92: Grünfeld: 4 Nf3 Bg7 5 Bf4.} Na6 10. e5 Ne8 {[#]} 11. c6 $146 ({Predecessor:} 11. Be3 Be6 12. Ng5 Nec7 13. f4 Bh6 14. Nxe6 Nxe6 15. g3 Naxc5 16. Bxc4 a6 17. Nd5 {½-½ (58) Zvjaginsev,V (2631)-Turov,M (2546) Linares 2001}) 11... Nb4 12. Bxc4 Nxc6 13. e6 (13. Ng5 $11 {keeps the balance.}) 13... Bxe6 $17 14. Bxe6 fxe6 15. Be3 Nd6 (15... h6 $17) 16. Ke2 Nc4 17. b3 Nxe3 18. fxe3 Nb4 19. a3 Nd3 (19... Rdc8 $17 20. Ne4 Nc2) 20. Rc2 $1 $11 Rac8 21. Rd1 Rxc3 22. Rxc3 Bxc3 23. Rxd3 Rxd3 24. Kxd3 {[%mdl 4096] Endgame KB-KN} Bf6 25. e4 Bb2 26. a4 h6 27. Kc2 Ba3 28. Kd3 Bd6 29. h3 Kf7 30. Kc4 Ke8 31. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} g5 32. Ne1 Kd7 33. Nd3 Kc6 34. e5 Bc7 35. b5+ Kd7 36. Nc5+ Kc8 $1 37. Nd3 Kd7 38. Kd4 Bb6+ 39. Ke4 Ke8 40. Nb2 {The position is equal.} Bc7 41. Nc4 Kd7 42. Kf3 Ke8 $1 43. Ke3 Kd8 44. a5 Kd7 45. Kd4 Bd8 46. Kc5 {[#] b6 is the strong threat.} Bxa5 {Accuracy: White = 84%, Black = 86%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Vitak, Jiri"]
[Black "Sykora, Ondrej"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2222"]
[BlackElo "2065"]
[Annotator "ChessBase"]
[PlyCount "73"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 d6 2. c4 e5 3. Nf3 exd4 4. Nxd4 Bd7 5. e4 Nc6 6. Nc3 g6 7. Be3 Bg7 8. Be2 Nge7 9. O-O O-O 10. Qd2 Nxd4 11. Bxd4 Bxd4 12. Qxd4 Nc6 13. Qd2 Be6 14. f4 f5 15. exf5 Bxf5 16. Bf3 Qf6 17. Nb5 Qg7 18. Rae1 a6 19. Bxc6 bxc6 20. Nd4 c5 21. Nxf5 Rxf5 22. Re4 Raf8 23. Rfe1 Qf6 24. g3 g5 25. Rf1 Qg7 26. Kh1 Kh8 27. g4 Rxf4 28. Rexf4 gxf4 29. Rxf4 Rxf4 30. Qxf4 Kg8 31. Qf5 Qxb2 32. Qc8+ Kg7 33. Qxc7+ Kg8 34. Qxd6 Qb1+ 35. Kg2 Qxa2+ 36. Kg3 Qxc4 37. Qd8+ 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Belaska, Premysl"]
[Black "Krtous, Zdenek"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2212"]
[BlackElo "2048"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,105,53,59,66,76,83,80,76,110,68,117,114,114,100,108,31,26,24,24,22,31,32,26,0,0,0,6,-43,40,25,64,60,111,111,174,109,200,203,261,283,339,331,356,300,353,255,242,14,0,-107,-110,-115,-106,-110,-117,-106,-89,-404,-368,-390,-377,-313,-283,-239,-245,-307,-53,-62,15,36,477,458,368,345,692,646,736,729,714,711,700,645,704,604,513,476,1266,760,1289,1191,12831,12831,12833,12833,12830,12189,6841,5904]} 1. d4 f5 2. Bg5 Nf6 3. Bxf6 exf6 4. e3 c6 5. c3 {[#]} Qb6 $146 ({Predecessor:} 5... d5 6. Bd3 Qb6 7. Qc2 Be6 8. Nd2 g6 9. Ne2 Na6 10. O-O Bd6 11. b4 Qc7 {0-1 (35) Gilles de la Londe,J (1833)-Dicko,H (2154) Montigny le Bretonneux 2005}) 6. Qc2 {A80: Dutch Defence: Unusual White second moves.} d6 7. Nd2 Be6 8. h4 {White is better.} Nd7 9. Bd3 O-O-O 10. Ne2 (10. Bxf5 $6 Bxf5 11. Qxf5 Qxb2 $11) 10... g6 11. c4 Kb8 12. O-O-O (12. O-O $16) 12... h5 $14 13. Kb1 Bf7 14. Ka1 Ka8 15. Rb1 Qb4 16. Qc3 (16. a3 {feels hotter.} Qa5 17. Nb3 Qb6 18. Rbc1 c5 19. Nf4) 16... Qxc3 17. Nxc3 Bh6 18. g3 Rhe8 (18... Ne5 $1 $15 19. Be2 Ng4 20. Bxg4 fxg4) 19. Rhd1 a6 20. b4 b6 (20... Kb8 $14) 21. Bf1 $16 Ka7 (21... Kb8 $16 {is a better defense.}) 22. Bg2 ({White should try} 22. b5 $1 $18) 22... Nb8 (22... Rc8 $16) 23. b5 $18 axb5 24. cxb5 c5 25. Nd5 Nd7 26. Nc4 Bf8 27. Rd3 Re4 28. Ndxb6 $2 (28. Bxe4 fxe4 29. Ra3+ Kb7 $16) (28. Ra3+ $18 Kb7 29. dxc5 (29. Bxe4 fxe4 30. dxc5 dxc5 $16) 29... Bxd5 30. c6+ (30. Bxe4 fxe4 31. c6+ Bxc6 $16) 30... Kb8 31. Bxe4 Bxe4 32. Rc1) 28... Nxb6 $11 29. Nxb6 (29. Ra3+ $1 $11 Kb7 30. Na5+ (30. Bxe4+ fxe4 31. Na5+ Kc7 $11) 30... Kc7 31. Bxe4 fxe4 32. Nc6) 29... Kxb6 $17 30. dxc5+ Kxc5 {...Rb4 is the strong threat.} 31. Bxe4 fxe4 32. Ra3 f5 33. Rc1+ $2 {[%mdl 8192]} (33. Kb2 $17) 33... Bc4 $19 34. Ra7 {Strongly threatening Rc7+.} d5 35. a4 Bd6 36. Kb2 Kb4 37. b6 Bc5 $2 (37... Be5+ $19 38. Kc2 Bd3+ 39. Kd1 d4) 38. a5 $15 {[%cal Ba4a5,Ba5a6][%mdl 32]} d4 ({Black should play} 38... Kb5 $1 $15) 39. Rc7 $1 $11 {Hoping for b7.} d3 $2 {[%mdl 8192]} (39... dxe3 $14 40. fxe3 Rd3) 40. b7 $1 $18 Rb8 {[#] next ...d2 is good for Black.} 41. a6 $1 {[%mdl 512]} d2 $2 {[#]} (41... Bxa6 42. R1xc5 Bxb7 43. Rc4+ Ka5) 42. Rxc4+ $1 {[%mdl 512] White is clearly winning.} Kxc4 {[%mdl 4096] Endgame [#] KRB-KR} 43. Kc2 $1 ({Stronger than} 43. a7 d1=Q $11) 43... Kb5 {[#]} 44. Rxc5+ $1 {[%mdl 512]} Kxa6 {KR-KR} (44... Kxc5 45. a7) 45. Rc6+ Kxb7 {( -> ...Rd8)} 46. Rxg6 Rd8 47. Kd1 Rd5 (47... Kc7 $142 48. Rg5 Kd7 49. Rxf5 Ke6 50. Rxh5 Rf8) 48. Rh6 Kc7 49. Rxh5 Kd6 {[#]} 50. g4 $1 {[%mdl 512]} Ke6 (50... fxg4 51. Rxd5+) 51. Rxf5 Rd8 52. h5 Rd7 53. h6 {What a bad dream for Black. Accuracy: White = 66%, Black = 41%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Karlik, Vladimir"]
[Black "Cibulka, Josef"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2137"]
[BlackElo "1931"]
[Annotator "NA"]
[PlyCount "54"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. Nbd2 Bf5 8. b3 Ne4 9. Bb2 Nd7 10. Nh4 Nxd2 11. Qxd2 Be6 12. Rac1 Nf6 $11 13. f3 h6 14. e4 g5 15. Nf5 Bxf5 16. exf5 Qd7 17. Rfe1 Ne8 18. cxd5 cxd5 19. Qc2 Nd6 20. Qc7 Qxc7 21. Rxc7 Bf6 22. g4 Rac8 23. Rec1 Rxc7 24. Rxc7 Rc8 25. f4 gxf4 26. Bxd5 b6 27. a4 Ra8 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Koziorowicz, Michal"]
[Black "Kucera, Petr"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2087"]
[BlackElo "2240"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 dxc4 6. Bxc4 e6 7. Ne2 Ne7 8. Ng3 Bg6 9. Nc3 Nf5 10. Nxf5 Bxf5 11. Be3 Be7 12. g3 Nd7 13. Be2 Bg6 14. Qd2 Nb6 15. Bg5 Nd5 16. Bf3 Nb4 17. Bxe7 Qxe7 18. Be4 Bf5 19. a3 Na6 20. Bxf5 exf5 21. O-O O-O 22. Qf4 Qe6 23. Qg5 Rad8 24. Ne2 Qg6 25. Qxg6 fxg6 26. Nf4 Rfe8 27. Rad1 Kf7 28. Rd3 Nc7 29. Rfd1 Nd5 30. Kg2 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.23"]
[Round "7"]
[White "Holasek, Pavel"]
[Black "Sykora, Marek"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2054"]
[BlackElo "2147"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O Nc6 5. d3 e5 6. Nbd2 Be7 7. e4 O-O 8. exd5 Nxd5 9. Nc4 f6 10. a4 Be6 11. Re1 Qd7 12. c3 Rfd8 13. Qc2 b6 14. b3 Rac8 15. Bb2 Bh3 16. Bh1 Qe8 17. d4 exd4 18. cxd4 Qh5 19. Qe2 Bf8 20. Rad1 Bg4 21. dxc5 Bxc5 22. Qe4 Ncb4 23. h3 Qxh3 24. Bd4 Qh5 25. Bxc5 bxc5 26. Ncd2 Bf5 27. Qc4 Bd3 28. Qh4 Qxh4 29. Nxh4 Nc3 30. Rc1 Ne2+ 31. Rxe2 Bxe2 32. Nc4 Rd1+ 33. Rxd1 Bxd1 34. Na5 Kf8 35. Nf5 Nd3 36. Bd5 Ne5 37. Nd6 Rd8 38. Nab7 Rd7 39. a5 Bf3 40. Bxf3 Nxf3+ 41. Kg2 Ne5 42. a6 Nc6 43. Ne4 Rd4 44. Nexc5 Rb4 45. Kf3 Nb8 46. Nd6 Nxa6 47. Nce4 Rxb3+ 48. Kf4 Nc7 49. Nc5 Rb4+ 50. Kf5 a5 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Sernecki, Franciszek"]
[Black "Bures, Jaroslav"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2243"]
[BlackElo "2386"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,86,9,12,-2,8,0,0,0,-10,-12,-4,-38,-43,-47,-46,-45,-45,-42,-56,-67,-60,-103,-92,-105,-62,-130,-135,-129,-136,-224,-241,-242,-241,-223,-163,-163,-156,-160,-162,-267,-255,-268,-250,-248,-235,-290,-344,-316,-286,-335,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Bd3 Bxd3 7. Qxd3 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6a4][%mdl 32]} 8. O-O Bb4 9. Nd2 {[#] D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} Qa5 $146 ({Predecessor:} 9... O-O 10. e4 dxe4 11. Ndxe4 Nxe4 12. Qxe4 Nb6 13. c5 Nd5 14. Nxd5 exd5 15. Qf3 Ba5 16. Rb1 Re8 {½-½ (42) Vuong,T (2061)-To,N (2313) Bac Giang 2016}) 10. a3 {Nb3 is the strong threat.} Bxc3 11. Qxc3 Qxc3 12. bxc3 Nb6 13. c5 Na4 14. c4 b6 15. cxb6 axb6 16. cxd5 exd5 17. Nb3 c5 18. dxc5 bxc5 19. Bd2 Rb8 20. Rab1 ({Better is} 20. Nc1 $15) 20... Kd7 $17 21. f3 Rb5 22. e4 {[#]} (22. Na5 $17 Rhb8 23. Rxb5 Rxb5 24. Rd1) 22... Rhb8 $1 $19 ({Don't take} 22... dxe4 23. fxe4 Re8 24. Be1 $17) 23. Bf4 R8b7 24. Nd2 Rxb1 25. Rxb1 Rxb1+ 26. Nxb1 {[%mdl 4096] Endgame KBN-KNN} c4 27. e5 (27. Be5 {was worth a try.}) 27... Nh5 28. Bc1 c3 29. Nxc3 Nxc3 30. Kf1 {[#] intending g4.} g5 $1 31. Bxg5 Ng7 32. Bd2 d4 $2 (32... Na4 $19 {aiming for ...Ke6.} 33. f4 Ke6) 33. Bxc3 $1 $11 {The position is equal.} dxc3 {KN-KP} 34. Ke2 Ke6 {next ...c2 is good for Black.} 35. Kd3 Kxe5 {Strongly threatening ...c2!} 36. Kxc3 Nf5 {White should prevent ...Kd5.} 37. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Kd5 {Threatens to win with ...Nh4.} 38. a5 Nh4 39. a6 Kc6 40. Kd4 Nxg2 {White must now prevent ...Ne1.} 41. Ke5 Ne1 42. Kf6 Nxf3 43. Kxf7 Nxh2 {Black had all chances to win. Accuracy: White = 68%, Black = 84%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Kucera, Petr"]
[Black "Bartos, Jan"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2240"]
[BlackElo "2110"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,85,20,29,9,18,0,0,0,0,-11,0,0,31,30,37,30,32,22,24,-6,0,6,14,7,10,0,3,0,0,-30,-10,-14,0,0,0,-4,0,0,0,-5,0,-6,-6,-14,0,0,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. Nf3 b6 6. Bd3 Bb7 7. Nbd2 d6 8. e5 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} Qe7 9. Qe2 g6 10. O-O-O Bg7 11. h4 {[#]} Nd7 $146 ({Predecessor:} 11... a6 12. c3 Nd7 13. Be4 d5 14. Bc2 c5 15. h5 g5 16. Nf1 c4 17. Ne3 b5 {1-0 (43) Popchev,M (2447)-Van Elst,A (2310) Saint Affrique 2001}) 12. Rhe1 O-O-O 13. Ba6 dxe5 14. Bxb7+ Kxb7 15. Qe4+ Kb8 {And now ...f5 would win.} 16. Nxe5 Bxe5 17. dxe5 Nc5 18. Qf4 g5 19. hxg5 hxg5 20. Qf3 Rh4 21. Nb3 Nxb3+ 22. axb3 {The position is equal.} Rhd4 23. Rxd4 Rxd4 $11 {[%mdl 4096] Endgame KQR-KQR} 24. Rh1 Rh4 25. Rxh4 gxh4 {KQ-KQ} 26. Qf4 Qc5 27. c3 (27. Qxf7 {looks sharper.} Qb4 28. Kb1 Qe1+ 29. Ka2 Qa5+ 30. Kb1) 27... Qd5 28. Qxh4 Qxg2 29. Qd4 Qf1+ 30. Kd2 Qb5 31. b4 a5 32. f4 axb4 33. Qxb4 Qd5+ 34. Ke3 Qd7 35. Qd4 Qb5 36. b4 Qf1 37. Qd3 Qg1+ 38. Kf3 Qh1+ 39. Kg4 Qh6 40. b5 f5+ 41. exf6 Qxf6 42. c4 Kc8 43. Qe4 {Accuracy: White = 96%, Black = 96%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Kucera, Petr"]
[Black "Liska, Jiri"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2240"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,45,56,40,89,100,100,87,79,83,84,99,92,82,148,135,153,157,154,111,206,198,216,206,258,256]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 e5 7. dxe5 Ng4 8. O-O Nc6 9. c4 Re8 10. Nc3 {[%cal Bb1c3,Bc3d5,Bd5e3][%mdl 32]} Ngxe5 11. Nxe5 {was the old line (11.Qd2).} Nxe5 12. Qd2 Rb8 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3.} 13. Rad1 Be6 14. Nd5 c6 {White is better.} 15. Ne3 Qb6 16. Bd4 Qa6 17. Qb2 f6 {[#]} (17... Bh6 $142) 18. f4 $146 ({Predecessor:} 18. Rd2 b5 19. cxb5 Rxb5 20. Kh1 Nd7 21. Rc1 d5 22. Rdc2 Rc8 23. a4 Rbb8 24. f4 {½-½ (43) Terreaux,G (2130)-Schneider,B (2200) Bern 1988}) 18... Ng4 {[#]} 19. Nxg4 $1 Bxg4 20. Rfe1 Kf7 {[#]} (20... d5 $16) 21. h3 $1 $18 {[%cal Rh3g4]} Bd7 22. g4 Rbd8 23. e4 {[%mdl 32768] Accuracy: White = 92%, Black = 50%. . An unexpected result.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Finek, Vaclav"]
[Black "Koziorowicz, Michal"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "2210"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,75,34,35,35,21,8,12,7,-6,-12,-64,27,28,35,40,28,41,38,34,37,36,41,41,50,51,151,151,142,146,148,143,151,146,142,124,162,150,159,163,163,159,135,122,128,112,124,37,94,45,247,222,247,240,29990,29991,29991,29992,29997,29998,29998,29999]} 1. Nf3 e6 2. d4 f5 3. c4 Nf6 4. g3 Be7 5. Bg2 d6 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 a5 {A96: Classical Dutch: Fluid Systems: Early deviations.} 10. Bf4 {Recently 10.Re1 got a lot of attention.} Bf6 11. Rfd1 Nc6 {The position is equal.} 12. Rac1 Qe7 {[#]} 13. Qa3 $146 (13. c5 $11) ({Predecessor:} 13. c5 e5 14. cxd6 cxd6 15. dxe5 dxe5 16. Be3 Re8 17. Bc5 Qf7 18. Qa3 Be6 19. Nd2 e4 20. g4 g6 21. Nc4 Bxc4 22. gxf5 gxf5 {0-1 (22) Collet,A (760)-Vaassen,J (2178) IECG email 2004}) 13... Re8 ({Better is} 13... g5 $15 14. Be3 Qg7) 14. c5 $11 {[%cal Rc5d6]} e5 15. cxd6 cxd6 16. dxe5 dxe5 {[#] White must now prevent ...Qxa3.} 17. Qxe7 Rxe7 18. Bg5 Be6 19. Bxf6 gxf6 20. Nh4 Bxa2 (20... Rd8 $14) 21. Nxf5 $16 Rc7 22. Rd6 Rac8 23. Bxc6 bxc6 24. Rxf6 Rb8 25. Rc2 Bd5 26. Ne3 Rcb7 27. Nxd5 cxd5 {[%mdl 4096] Endgame KRR-KRR} 28. Rd6 Rb5 29. e3 a4 30. Ra6 Rb4 31. Rc5 (31. Rd2 $16) 31... Rd8 (31... Rf8 $14) 32. Rca5 Kf7 $2 {[#] Black cannot hold the game after this.} (32... Rf8 $1 $14) 33. Rxa4 Rxb2 34. Ra7+ Kg6 $2 (34... Ke6 $18 35. Rxh7 d4) 35. R4a6+ {White mates.} Kf5 36. f3 Rg8 37. Rf7+ Kg5 38. h4+ {Accuracy: White = 83%, Black = 49%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Sykora, Marek"]
[Black "Hladky, Tadeas"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2147"]
[BlackElo "1809"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,85,2,2,14,9,37,-15,0,-25,0,-12,-14,-64,0,0,38,-39,14,12,124,116,77,41,137,128,172,172,179,85,78,60,80,29,52,25,50,59,112,123,177,174,170,147,155,80,91,93,164,92,125,91,116,100,139,113,117,56,75,57,57,42,59,92,83,76,105,106,153,147,171,172,185,183,184,83,236,264]} 1. e4 Nf6 2. Nc3 e5 3. Bc4 Bb4 4. d3 O-O 5. Nf3 c6 6. O-O d5 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 7. Bb3 Bg4 8. Qe2 {[#]} (8. h3 $14 Bxf3 9. Qxf3) 8... Re8 $146 {The position is equal.} ({Predecessor:} 8... Qa5 9. exd5 cxd5 10. Qxe5 Nc6 11. Qg3 Bxc3 12. bxc3 Qxc3 13. Bd2 Qc5 14. Ne5 Nd4 {1-0 (25) Rei,A (2378)-Satonen,A Tampere 1993}) 9. Bg5 d4 10. Nb1 h6 11. Bc1 Ba5 (11... Bh5 $15) 12. h3 $11 Bh5 13. Kh1 (13. g4 $1 $14 Bg6 14. Nh4) 13... Qd7 (13... Bc7 $15) 14. Rg1 $1 g5 (14... Bg6 $11 {remains equal.}) 15. g4 $1 $16 Bg6 16. Nbd2 Bxd2 (16... Na6 $14) 17. Bxd2 ({Of course not} 17. Nxd2 $6 Na6 $11) 17... c5 18. a4 Nc6 19. Nh2 (19. h4 $18) 19... Kg7 20. Rg2 Rh8 {[#]} 21. Kg1 (21. h4 $1 $16 {[%mdl 512]}) 21... Ne8 22. Nf1 (22. h4 $5) 22... Nd6 23. Ng3 Nd8 (23... f6 $14) 24. Nf5+ Bxf5 (24... Kf8 $16 {was called for.}) 25. gxf5 $18 Kf8 26. Qh5 {Strongly threatening Bxg5!} f6 27. c3 (27. Rh2 $142) 27... dxc3 $16 28. Bxc3 N8f7 (28... Qe8 $16 {was worth a try.} 29. Qe2 Qe7) 29. Be6 ({White should try} 29. Bd5 $18) 29... Qe8 30. Qf3 a5 31. Bd5 Qd8 32. Qe3 Rc8 33. Qd2 ({Better is} 33. Be6 $16) 33... b6 $14 34. Qc2 Rc7 35. Qb3 Ra7 36. Kf1 Rh7 37. Ke2 Rd7 {White should prevent ...Nxf5.} 38. Be6 $36 {[%mdl 2048] Keeping Black busy.} Ra7 39. Rh1 h5 {[#]} 40. h4 $1 g4 41. Bd2 Nh6 42. Qd5 (42. Rhg1 $18 {has better winning chances.}) 42... Ndf7 $2 (42... Rag7 $16 {keeps fighting.}) 43. Bxh6+ $1 {Accuracy: White = 53%, Black = 54%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Kaderabek, Jiri"]
[Black "Karlik, Vladimir"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2121"]
[BlackElo "2137"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,78,30,41,13,43,8,17,17,25,24,43,52,136,0,-20,-72,-77,-86,-69,-141,-146,-140,-154,-217,-198,-170,-131,-197,-201,-209,-109,-111,-102,-106,-102,-97,-97,-88,0,0,0,-8,35,-48,0,0,0,0,0,0,0,0,0,-251,-214,-516,-498,-835,-831,-766,-40,-38,-34,-27,-63,-22,0,0,243]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d6 5. Qd2 Nd7 6. h4 h5 7. Nf3 {B06: Modern Defence.} b5 8. a3 a6 9. Be2 Qc7 10. Ng5 Bb7 11. f4 {[#]} Nh6 $146 {[#]} (11... c5 $14) ({Predecessor:} 11... c5 12. e5 dxe5 13. dxe5 Rd8 14. e6 Ne5 15. exf7+ Nxf7 16. Ne6 Rxd2 17. Nxc7+ Kd7 18. Kxd2 Kxc7 19. Bxc5 Bxg2 {1-0 (24) Meijers,V (2465)-Rolle,E (2181) Boeblingen 2004}) 12. e5 $2 (12. f5 $1 $16 {[%mdl 512]}) 12... Nb6 $11 13. e6 (13. O-O $11) 13... f5 $17 14. b3 O-O 15. a4 {[#]} (15. Bf3 $15) 15... b4 $1 {[%cal Rb4c3]} 16. Na2 c5 17. Bf3 (17. Rc1 $17) 17... Nd5 $19 18. Bg1 Ng4 19. Rd1 (19. Rc1 $17) 19... Ngf6 20. Bf2 Ne4 (20... c4 $19 21. O-O a5) 21. Nxe4 $17 fxe4 22. Bxe4 Nxf4 23. d5 {[#]} Nxe6 $1 {[%mdl 512]} 24. O-O (24. dxe6 Bxe4) 24... Nd4 ({Better is} 24... Nf4 $17 25. Rde1 Rae8) 25. Qg5 $11 Ne2+ 26. Kh1 Rf6 {aiming for ...Raf8.} 27. Bxg6 (27. Be3 $1 $14) 27... Raf8 {[%cal Ba8f8,Bf8f6,Bf6f1][%mdl 32]} (27... Nf4 $5 {[%cal Rf4g6]} 28. Be3 Nxd5 $15) 28. Qxh5 {[%csl Gg6][%cal Rh5h7]} Ng3+ $1 29. Bxg3 {[%csl Gg6][%cal Rh5h7]} Rxf1+ 30. Kh2 {[%csl Gg6][%cal Rh5h7]} R8f6 31. Rxf1 Rxf1 32. Qh7+ $2 (32. Nc1 $11 c4 33. Bh7+ Kf8 34. Qe2) 32... Kf8 $19 33. h5 $2 (33. Bd3 {is more resistant.} Rf6 34. Be4) 33... Bxd5 34. h6 (34. Bd3 $142 Rf6 35. c4) 34... Bd4 35. Bd3 Qd7 $2 (35... Qc6 $19 36. c3 bxc3 37. Bxf1 Be4 38. Qg7+ Bxg7 39. hxg7+ Kxg7 40. Nxc3 Bc2) 36. Bxf1 $15 {Black must now prevent Qg6.} Qg4 {( -> ...Qh5+)} 37. Be2 $1 {[%cal Re2g4]} Qg5 38. Bf3 Be5 $2 {[%mdl 8192]} (38... a5 $11) 39. Bxe5 $18 {And now Qg7+ would win.} Qh4+ {Accuracy: White = 50%, Black = 68%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Redzisz, Michal"]
[Black "Vitak, Jiri"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1972"]
[BlackElo "2222"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,83,27,29,20,29,28,27,0,38,38,22,27,35,3,17,5,40,44,34,0,0,0,0,-103,-88,-100,-91,-240,-243,-230,-132,-133,-133,-181,-182,-196,-196,-277,-281,-289,-277,-364,-216,-305,-270,-500,-484,-867,-867,-863,-842,-855,-855,-843,-840,-908,-908,-1151,-903,-1097,-1040,-1041,-1012,-1358,-1341,-1224,-956,-1764,-1733,-1877,-1809,-1966,-1922,-29988,-29988,-29999]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 b5 6. e4 {A60: Modern Benoni: Early Divergences.} Nxe4 7. Bg2 Nd6 8. Nf3 {White has an edge.} Be7 9. O-O {[%mdl 1024] White has compensation.} O-O 10. Bf4 Na6 11. a4 b4 12. Nbd2 Ne8 {[#]} 13. Ne5 $146 {Hoping for d6!} ({Predecessor:} 13. Re1 d6 14. Qe2 Bf6 15. Ne4 Nac7 16. Rad1 Ba6 17. Qc2 b3 18. Qb1 Rb8 19. Nfg5 {1-0 (63) Gillis Onieva,C (1943)-Arjol Lopez,D (2141) Salobrena 2019}) 13... Bb7 14. d6 Nxd6 15. Bxb7 Nxb7 16. Qg4 (16. Ndc4 $11) 16... Nb8 17. Ndc4 d6 $1 {[%cal Rd6e5]} 18. Bh6 {This move loses the game for White.} (18. a5 $17 {was worth a try.}) 18... Bf6 $19 19. Qf3 Nd7 ({Inferior is} 19... gxh6 20. Qxb7 Bxe5 21. Qxa8 $14) (19... Qc7 $19 20. Ng4 Bd4) 20. Ng4 $17 Qc7 ({Don't play} 20... gxh6 $6 21. Nxh6+ Kg7 22. Nf5+ Kh8 23. Qxb7 $11) 21. Rad1 Bd4 $1 22. Rfe1 Rae8 (22... gxh6 23. Nxh6+ Kg7 24. Qf4 $11) 23. Nce3 (23. Rxe8 {keeps fighting.} Rxe8 24. Bf4) 23... Bxe3 $19 {[%mdl 64] Overworked Piece} 24. Nxe3 Ne5 $1 {[%cal Re5f3]} ({Worse is} 24... gxh6 25. Qg4+ Kh8 26. Nf5 Rxe1+ 27. Rxe1 Rg8 {[#]} 28. Re8 $1 {[%mdl 512]} Nf8 29. Rxf8 $1 {[%mdl 512]} Rxf8 30. Qg7#) 25. Qh5 {Black must now prevent Bxg7!} Re6 (25... gxh6 $142 26. f4 Ng6) 26. Bg5 (26. Nd5 {might work better.} Qd8 27. Bf4) 26... f6 27. Nd5 $2 (27. Bf4) 27... Qf7 28. Qe2 (28. Qxf7+ $142 Kxf7 29. Be3 Nf3+ {[%mdl 64] Double Attack} 30. Kf1) 28... fxg5 29. f4 gxf4 30. gxf4 Rg6+ 31. Kh1 Nc6 32. Qb5 Nbd8 33. Re2 Re6 34. Rg2 Nd4 35. Qc4 N8c6 36. f5 Qxf5 37. Nc7 {[#]} d5 $1 38. Nxd5 (38. Qxd5 Qxd5) 38... Kh8 39. Rdg1 g6 40. Qxc5 Re5 41. Rg5 Qf3+ 42. R1g2 Re1# {Accuracy: White = 40%, Black = 73%.} 0-1

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.24"]
[Round "8"]
[White "Cibulka, Josef"]
[Black "Belaska, Premysl"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1931"]
[BlackElo "2212"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,75,20,0,0,0,2,0,6,14,27,-16,-16,-14,-12,-41,-44,-31,0,0,0,0,-2,-4,0,0,0,-8,-21,-58,-63,-56,-56,-83,25,43,31,-39,-40,-58,-41,-51,-25,-24,-16,-65,-22,-50,-50,-50,-47,-65,0,-97,-67,-77,-77,-118,-118,-149,-118,-149,-118,-127,0,-133]} 1. e4 c5 2. Nf3 a6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O d6 7. c3 e5 {B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation).} 8. a4 Rb8 9. Na3 Nge7 10. Nc2 {[#]} Be6 $146 ({Predecessor:} 10... O-O 11. d4 exd4 12. cxd4 Bg4 13. d5 Ne5 14. Ne3 Bxf3 15. Bxf3 Nxf3+ 16. Qxf3 f5 {1-0 (55) Maki,V (2430)-Cramling,P (2470) Helsinki 1991}) 11. d4 exd4 12. cxd4 {[#] And now d5 would win.} Bb3 13. d5 Nb4 14. Nfe1 Bc4 (14... O-O {is more complex.} 15. Qe2 Nxc2 16. Nxc2 Qd7 17. a5 f5) 15. Nxb4 Bxf1 16. Bxf1 {Threatens to win with Nbd3.} cxb4 17. Qb3 a5 18. Bb5+ Kf8 19. Nf3 h6 20. Bf4 g5 21. Be3 Rc8 22. Nd2 {[#] Black should prevent Nc4.} b6 (22... Ng6 $1 $17) 23. Nc4 $11 Rb8 24. Rd1 (24. f4 $14) 24... Ng6 $15 25. Qc2 Ne5 $1 26. b3 Bf6 27. Nxe5 Bxe5 28. Qc6 f6 29. Rc1 Bc3 30. f4 Rh7 {Strongly threatening ...Rc7.} 31. Kg2 Qc7 (31... Kg8 $15) 32. f5 (32. Rf1 $11 {keeps the balance.}) 32... Re7 (32... h5 {with more complications.} 33. Bf2 Kg8 34. Bd3 Rg7 35. Kh1 Kf8) 33. Qxc7 Rxc7 34. h3 h5 35. Rc2 Re7 36. Bd3 Rh7 37. Bf2 Re7 (37... Ke8 $17) 38. Bg1 {Accuracy: White = 54%, Black = 67%.} (38. Be3 $1 $11 {was the only way to keep the balance.}) 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Bures, Jaroslav"]
[Black "Finek, Vaclav"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2386"]
[BlackElo "2210"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,112,28,31,2,6,5,8,8,19,20,35,41,45,44,58,55,82,69,63,59,67,51,41,0,42,52,113,96,112,55,72,35,30,22,22,24,24,24,35,20,37,32,95,103,118,120,114,94,81,71,63,76,141,137,131,95,102,36,74,0,0,0,0,0,0,0,0,0,0,0,0,15,93,112,93,93,100,100,93,0,0,0,95,110,387,377,327,303,448,450,450,415,422,207,202,158,518,475,255]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. Ng5 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} Bxg5 10. Bxg5 Qd7 11. Be2 {The position is equal.} f6 12. Be3 Ne5 13. b3 O-O 14. h3 {[#]} a5 $146 ({Predecessor:} 14... Rae8 15. O-O-O a5 16. a4 Qf7 17. c4 b6 18. g4 Nd7 19. f4 f5 20. Bf3 Nc5 {½-½ (42) Samborski,H (2098)-Rogala,M (1788) Dzwirzyno 2019}) 15. a4 c6 16. c4 d5 17. f4 Nf7 {[%cal Be5f7,Bf7d8,Bd8e6][%mdl 32]} 18. c5 Bf5 19. Bd4 Rfe8 20. O-O-O Re7 (20... Be4 $14) 21. g4 $16 Be4 22. Rhe1 (22. Rhg1 $16) 22... Nd8 23. Bd3 Bxd3 $1 24. Rxe7 Qxe7 25. Qxd3 Ne6 26. Re1 {Threatens to win with f5.} Re8 27. Qd2 Qd8 28. Bf2 d4 {[#]} (28... Qb8 $14) 29. Bxd4 $1 {[%mdl 512]} Nxd4 (29... Qxd4 30. Qxd4) 30. Rxe8+ {[%mdl 64] Overworked Piece} Qxe8 31. Qxd4 {[%mdl 4096] Endgame KQ-KQ} h5 32. g5 fxg5 33. fxg5 Qe1+ ({Black should play} 33... Kf7) 34. Kb2 Qe6 35. h4 Qg4 36. Qf2 (36. Qd8+ $16 Kf7 37. Qc7+ (37. Qxa5 Qxh4 38. Qc7+ Kg6 $16) 37... Kg6 38. Qd6+ (38. Qxa5 Qxh4 39. Qc7 Qxg5 $11) (38. Qxb7 Qd4+ 39. Kc1 Qa1+ 40. Kd2 Qd4+ {[%mdl 64] Double Attack} 41. Kc1 Qg1+ 42. Kb2 Qd4+ 43. c3 Qf2+ 44. Kb1 Qg1+ 45. Kc2 Qf2+ 46. Kc1 Qxc5 $11) 38... Kf5 39. Qd7+ Kg6 40. Qd6+ (40. Qxb7 Qd4+ 41. c3 Qf2+ 42. Kb1 Qf5+ 43. Kc1 Qxc5 $11) 40... Kf5 41. Qf8+ Kg6 42. Qe8+ Kh7 43. Qe7) 36... Kh7 $1 $14 37. Kc1 (37. c3 $16) 37... Kg6 $11 38. Kd2 Qd7+ 39. Ke1 Qe7+ 40. Kd2 Qd7+ 41. Kc1 Qg4 42. Kb2 Qe4 43. c3 Qg4 {[#]} (43... Qe6 $11) 44. b4 $1 $16 axb4 45. Qc2+ Kf7 46. Qb3+ {[%mdl 64] Double Attack} Kg6 47. Qc2+ ({Much worse is} 47. cxb4 $6 Qxh4 48. Qd3+ Kf7 $11) 47... Kf7 48. Qb3+ {[%mdl 64] Double Attack} Kg6 49. Qxb4 Qe2+ $2 {[%mdl 8192]} (49... Kf5 $16 {is a better defense.}) 50. Ka3 $18 Qc2 51. Qc4 Qb1 (51... Qf5 $142 52. Qd4 Qc2) 52. Qe6+ Kh7 53. Qe2 Qc1+ 54. Kb3 (54. Kb4 $142) 54... Qb1+ 55. Kc4 {aiming for Qd3+.} g6 $2 (55... Kg6 $16 {is tougher.} 56. Qe8+ Kf5) 56. Qe8 Qa2+ {[%mdl 32768] Accuracy: White = 74%, Black = 65%. . An unexpected result.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Liska, Jiri"]
[Black "Sykora, Marek"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2273"]
[BlackElo "2147"]
[Annotator "ChessBase"]
[PlyCount "227"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 d6 7. Qe2 Be6 8. Be3 Qd7 9. O-O-O O-O-O 10. h3 f5 11. f4 Qf7 12. exf5 Bc4 13. Qd2 Bxf1 14. Rhxf1 Qxf5 15. g4 Qd7 16. f5 Re8 17. Bxb6 axb6 18. Nd4 Nf6 19. Ne6 h6 20. Nb5 Rxe6 21. fxe6 Qxe6 22. Kb1 Ne5 23. Qc3 Qc4 24. Qxc4 Nxc4 25. Rfe1 Ne5 26. b3 Rf8 27. Rf1 Re8 28. Rde1 Nd5 29. Nd4 g5 30. Nf5 Nf4 31. h4 Re6 32. Ng7 Rg6 33. hxg5 hxg5 34. Nh5 Nxg4 35. Nxf4 gxf4 36. Rxf4 Ne5 37. Rf8+ Kd7 38. Re2 b5 39. a3 Kc6 40. Kb2 Kb6 41. Rh8 Rg7 42. Rf2 Re7 43. Rg8 Nc6 44. Rg4 Rh7 45. Rfg2 Rh5 46. Rg5 Rh3 47. R2g3 Rh2 48. Rg7 Nd4 49. Rg2 Rh5 50. R7g5 Rh3 51. Rf2 Rh7 52. Rg3 Rh5 53. Kc3 Nc6 54. Rf4 Rc5+ 55. Kd2 Rd5+ 56. Rd3 Rh5 57. Kc3 Rc5+ 58. Kb2 Rg5 59. Rh4 Rf5 60. Rg3 Rf7 61. Rgh3 Rf2 62. Rg3 Rf7 63. Kc3 Ne5 64. Rgh3 Nc6 65. Rh7 Rf5 66. Rg7 Rc5+ 67. Kb2 Nd4 68. Rc3 Ne6 69. Rxc5 Nxc5 70. Kc3 c6 71. Rh7 Na6 72. Rd7 Nc5 73. Re7 Na6 74. Kd4 Nc7 75. Rd7 c5+ 76. Ke4 Kc6 77. Rh7 Ne6 78. Rh2 b6 79. Rd2 Nc7 80. Kf5 Nd5 81. Ke6 Nf4+ 82. Ke7 Nd5+ 83. Kd8 Nc3 84. Ke7 Nd5+ 85. Kf7 Nc7 86. Rh2 Nd5 87. Ke8 Ne3 88. Ke7 Nd5+ 89. Kd8 Nc3 90. Rh1 Nd5 91. Kc8 Nc3 92. Kb8 Nd5 93. Ka7 Ne3 94. Rh2 Nf5 95. Ka6 Nd4 96. Rf2 Ne6 97. Rf7 Nd4 98. Rf2 Ne6 99. c3 Nc7+ 100. Ka7 Nd5 101. Rf3 Nc7 102. Rh3 Nd5 103. c4 bxc4 104. bxc4 Nf6 105. a4 Nd7 106. Rh4 Ne5 107. Kb8 Nd7+ 108. Kc8 Ne5 109. Rf4 Nxc4 110. Rxc4 b5 111. axb5+ Kxb5 112. Rc1 c4 113. Kd7 Kc5 114. Ke6 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Kucera, Petr"]
[Black "Sernecki, Franciszek"]
[Result "1/2-1/2"]
[WhiteElo "2240"]
[BlackElo "2243"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,15,-2,0,-12,0,-7,-8,-31]} 1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. c3 Nc6 5. Nd2 Bf5 {The position is equal.} 6. Qb3 {D00: 1 d4 d5: Unusual lines.} Qc8 7. dxc5 e6 8. Bd6 {[#] A rather calm draw.} {Predecessor:} Bxd6 $146 9. cxd6 O-O 10. Ngf3 Rd8 11. Qa3 Qb8 12. Nd4 Nxd4 13. cxd4 Rxd6 14. Rc1 Rd7 {½-½ (71) Bogosavljevic,B (2470)-Pikula,D (2513) Vrsac 2007} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Vitak, Jiri"]
[Black "Kaderabek, Jiri"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2222"]
[BlackElo "2121"]
[Annotator "ChessBase"]
[PlyCount "184"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. N5c3 Bf5 8. g3 O-O 9. Bg2 e4 10. O-O Nbd7 11. Bg5 h6 12. Bxf6 Nxf6 13. e3 a6 14. Nd2 Re8 15. a3 Rc8 16. Rc1 Ba7 17. Qb3 Qd7 18. Rfe1 Rc5 19. Rc2 Rec8 20. Rec1 Re8 21. Qa2 Nxd5 22. Nxd5 Rxd5 23. Rc7 Qd8 24. Nf1 Be6 25. Qb1 f5 26. b4 Re7 27. Qc2 Bb8 28. Rxe7 Qxe7 29. g4 g6 30. gxf5 gxf5 31. Rd1 Qd7 32. Rxd5 Qxd5 33. Ng3 Be5 34. Bh3 Bd6 35. Qa4 Kf7 36. Bf1 Qe5 37. Qd1 f4 38. exf4 Qxf4 39. Qh5+ Kg7 40. Qe2 Kf8 41. Qxe4 Qxe4 42. Nxe4 Be7 43. f4 Kf7 44. Kf2 a5 45. bxa5 Bxa3 46. a6 bxa6 47. Bxa6 Bd5 48. Nc3 Bc6 49. Bc4+ Kg7 50. Kg3 Bb4 51. Ne2 Be4 52. Kg4 Kf6 53. Ng3 Bg6 54. Bd5 Be1 55. Kf3 Bf5 56. Be4 Bc8 57. Nf1 Bd7 58. Ne3 Be6 59. Bd5 Bd7 60. Ke4 Bf2 61. Kf3 Bg1 62. h4 Bc8 63. Bc6 Be6 64. Bb7 Ke7 65. Ke4 Kf6 66. Kf3 Ke7 67. Bc6 Kf6 68. Nf1 Bb3 69. Nd2 Bc2 70. Be4 Bd1+ 71. Kg3 Bd4 72. Bd3 Kf7 73. Ne4 Bb6 74. Nd6+ Kf6 75. Nf5 h5 76. Nd6 Ba5 77. Ne4+ Kg7 78. Kg2 Bg4 79. Nf2 Bd7 80. Be2 Kh6 81. Nh1 Be1 82. Ng3 Be8 83. Nf5+ Kg6 84. Bd3 Kf6 85. Ng3 Bc6+ 86. Kh2 Bf3 87. Bb5 Bd2 88. Be2 Bxe2 89. Nxe2 Kf5 90. Kg3 Be1+ 91. Kh3 Ke4 92. Ng3+ Kxf4 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Belaska, Premysl"]
[Black "Harbuz, Trayan"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2212"]
[BlackElo "2109"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,101,18,39,-8,-3,-14,9,0,10,0,40,32,62,40,63,34,29,20,102,0,0,0,0,0,0,0,0,-13,0,-13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,151,169,295,294,474,448,439,371,368,292,270,273,273,39,489,422,433,416,385,407,606,600,573,573,711,566,498,495,475,459,460,447,1379,1340,2525,2559,29985,29986,29990,29988]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Be3 Bc5 6. c3 Bb6 7. Be2 {C45: Scotch Game.} Nge7 8. Nc2 d6 (8... Qg6 {with more complications.} 9. O-O Qxe4 10. Bxb6 axb6 11. Re1 d6) 9. Nba3 {The position is equal.} Bxe3 10. Nxe3 a6 11. O-O {[#]} Qg6 $146 ({Predecessor:} 11... g5 12. Nac4 Be6 13. Nd5 Bxd5 14. exd5 Ne5 15. Nxe5 dxe5 16. Qb3 O-O-O 17. Rfd1 e4 {1-0 (47) Campora,D (2505)-De Vreugt,D (2504) Santo Domingo 2003}) 12. Bd3 Ne5 13. f4 Nxd3 14. Qxd3 f5 (14... Bd7 $11) 15. exf5 ({White should play} 15. Rae1 $16 {aiming for Nd5.} fxe4 16. Qc4) 15... Bxf5 $11 16. Nxf5 Qxf5 17. Qe2 Kd7 18. Nc2 Nc6 19. Rae1 Rae8 20. Ne3 Qf7 21. Qg4+ Kd8 $1 22. b3 Qd7 23. Qg5+ Kc8 24. Nd5 Kb8 25. h3 Rhf8 26. Qh5 g6 27. Qg4 Qf7 28. c4 Nd4 29. Qd1 Nf5 30. g4 c6 {White must now prevent ...Rxe1.} 31. Nc3 Rxe1 $2 ({Black should try} 31... Qg7 $11 32. Qd2 Nd4) 32. Rxe1 $16 Nh4 (32... d5 $142) 33. Qxd6+ $18 Ka8 $2 (33... Ka7) 34. Re7 Qg8 35. Qd7 {[%csl Ge7][%cal Rd7b7]} Rb8 36. Ne4 Qh8 {[#]} 37. Kf2 $1 ({Weaker is} 37. Rxh7 Qa1+ 38. Kf2 Qh1 $16) 37... Qa1 38. Kg3 $2 (38. Qd2 $18) 38... Qe1+ $2 {[%mdl 8192] Loses the game.} ({Better is} 38... g5 $1 $14 39. Nxg5 Ng6) 39. Nf2 Qg1+ 40. Kxh4 Qxf2+ {[%mdl 4096] Endgame KQR-KQR} 41. Kg5 h6+ (41... Qxa2 $142 42. Rxh7 Qxb3 43. Kxg6 a5) 42. Kxh6 Qxf4+ 43. Kxg6 Qf8 44. g5 Qh8 45. Rg7 Qh4 46. Qe6 Qh8 47. h4 Qf8 (47... Qxh4 $142 48. Rg8 Rxg8+ 49. Qxg8+ Ka7) 48. h5 Rd8 49. Qe7 {[%csl Gg7][%cal Re7b7]} Rd6+ {[#]} 50. Kh7 $1 {[%csl Gg7][%cal Re7b7]} Qf5+ {[#]} 51. Kh8 $1 {Accuracy: White = 81%, Black = 53%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Karlik, Vladimir"]
[Black "Sykora, Ondrej"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2137"]
[BlackElo "2065"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,69,40,24,19,22,52,72,91,97,115,101,114,104,156,101,151,143,106,97,99,101,102,77,80,64,66,71,98,86,100,93,161,100,90,71,106,71,151,144,283,289,281,246,410,402,396,381,372,338,761,720,779,758]} 1. Nf3 d6 2. d4 Bg4 3. c4 c6 4. Nc3 Nd7 5. g3 e5 6. Bg2 Be7 7. Be3 Ngf6 8. Qc2 Qc7 9. O-O O-O 10. Rfd1 Bh5 {A22: English Opening: 1...e5 2 Nc3 Nf6.} 11. Nh4 Rfe8 12. h3 {[#]} Bf8 $146 {White is better.} ({Predecessor:} 12... Nb6 13. b3 Nfd7 14. Nf5 Bf8 15. Rac1 Bg6 16. g4 h5 17. f3 Rac8 18. Qd2 Bxf5 19. gxf5 {1-0 (58) Kohlweyer,B (2450)-Wuts,F (2304) Le Touquet 2002}) 13. g4 Bg6 14. Nxg6 hxg6 {[#]} 15. d5 $1 Rec8 (15... cxd5 $142 16. Nxd5 (16. Bxd5 Nxd5 17. Nxd5 Qc6 $14) 16... Nxd5 17. Bxd5 (17. Rxd5 b6 $16) 17... Nf6) 16. Qd2 ({White should play} 16. g5) 16... Ne8 17. dxc6 bxc6 18. Qc2 Rab8 19. Rac1 Be7 20. g5 Nf8 21. h4 Qd7 22. b3 Rc7 23. Kh2 $36 {[%mdl 2048] Keeping Black busy.} f6 24. Bh3 Qd8 {[#]} (24... f5 $16) 25. Qd2 ({Better is} 25. h5 $1 $18) 25... f5 {White should prevent ...f4.} 26. f4 Qc8 27. Ne4 Qa6 (27... Rcb7 $142) 28. Ng3 $16 exf4 (28... d5 $16) 29. Bxf4 $18 Qb6 30. e3 Qc5 $2 (30... Rcb7 31. e4 fxe4) 31. e4 fxe4 32. Nxe4 Qa3 33. c5 Rd8 $2 (33... d5 34. Re1 dxe4) 34. cxd6 Nxd6 35. Nxd6 {Accuracy: White = 76%, Black = 42%.} 1-0

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Bartos, Jan"]
[Black "Cibulka, Josef"]
[Result "1/2-1/2"]
[ECO "E85"]
[WhiteElo "2110"]
[BlackElo "1931"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,45,51,75,77,97,92,133,133,157,154,191,190,204,202,206,162,179,189,182,182,187,22,15,23,6,16,17,22,27,-23,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. f3 Nbd7 6. Be3 e5 7. Nge2 O-O 8. Qd2 Re8 {8...a6 is becoming the main line.} 9. d5 {E85: King's Indian: Sämisch: 6...e5.} a5 10. g4 Nc5 11. Ng3 {White is clearly better.} Nfd7 12. h4 Nf8 13. h5 b6 {[#]} 14. Be2 $146 ({Predecessor:} 14. O-O-O Bd7 15. Be2 a4 16. Rdg1 Qc8 17. Bd1 Qa6 18. Be2 Qa5 19. Nf5 Bxf5 20. gxf5 {½-½ (29) Zweschper,E (2022)-Oezdemir,A (2001) Hofheim 2017}) 14... Bd7 15. Kf2 Qe7 16. Rag1 Reb8 17. Rg2 Bf6 18. Nf5 $2 (18. Bh6 $18) 18... gxf5 $11 19. gxf5+ Kh8 20. Rhg1 {[%csl Gg1][%cal Rg2g8] [#]} Nfe6 $1 {[%mdl 512]} 21. fxe6 (21. dxe6 fxe6) 21... fxe6 22. Bg5 Bxg5 23. Qxg5 {Accuracy: White = 72%, Black = 84%.} 1/2-1/2

[Event "Open Desko Liberec 2020"]
[Site "Liberec"]
[Date "2020.07.25"]
[Round "9"]
[White "Cakl, Zdenek"]
[Black "Kucera, Petr"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "2094"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.??.??"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,82,24,27,24,24,19,17,19,22,-22,8,9,16,-20,-20,-9,-9,-19,-19,-29,-8,-16,0,0,15,-15,15,0,0,0,0,0,0,0,0,-14,-8,-14,0,0,0,0,0,0,0,-7,-8,-44,-45,-125,-70,-95,-93,-224,-138,-570,-570,-731,-695,-1897,-2581,-1602,-583,-528,-489,-1258,-1036,-1385,-1021]} 1. Nf3 d5 2. b3 Nf6 3. Bb2 g6 4. g3 Bg7 5. Bg2 O-O 6. c4 c6 7. O-O Re8 8. d4 Bf5 9. Nc3 {D78: Fianchetto Grünfeld: 6 0-0 c6.} Ne4 10. Nh4 Nxc3 11. Bxc3 {The position is equal.} Be6 {[#]} 12. Nf3 $146 ({Predecessor:} 12. Qd3 Nd7 13. c5 f5 14. b4 Bf7 15. f4 b6 16. Nf3 a5 17. a3 axb4 18. axb4 {½-½ (34) Malakhov,V (2670)-Golod,V (2523) Bad Wiessee 2002}) 12... Na6 13. Ng5 Bf5 14. f4 h6 15. Nf3 Nc5 {[%mdl 64] [#] Pin} 16. Rc1 Ne4 17. Bb2 Nf6 18. Ne5 Be4 19. Bf3 Qd6 20. Qd2 Bxf3 21. exf3 dxc4 22. bxc4 c5 23. Rfd1 Red8 24. Qf2 cxd4 25. Rxd4 Qa6 26. a3 Ne8 27. Rcd1 Rd6 28. c5 Rxd4 29. Qxd4 Nf6 30. Rc1 Rc8 31. g4 Qe2 32. Qc4 (32. a4 $15) 32... Qe3+ (32... Qxb2 $17 33. Qxf7+ Kh8) 33. Kg2 e6 {And now ...Qd2+ would win.} 34. Qc3 (34. Qd4 $17 {might work better.} Qe2+ 35. Qf2) 34... Qxf4 {White must now prevent ...Nd5.} 35. Qb4 $2 {[%mdl 8192] This move loses the game for White.} (35. Nd7 $17 {is more resistant.} e5 36. Nxf6+ Qxf6 37. Qb3) 35... Nd5 $1 $19 {[%csl LRb4,LRe5] Black is clearly winning.} 36. Qxb7 Rf8 37. Re1 Qd2+ {[%mdl 64] [#] Double Attack} 38. Kf1 Ne3+ (38... Nf4 $142 {[%csl Gf4][%cal Rd2g2]} 39. Re4 Bxe5 40. Bxe5 Qg2+ {[%mdl 64] Double Attack} 41. Ke1 Nd3+ {[%mdl 64] Double Attack} 42. Kd1 Qxf3+ 43. Kc2 Nxc5 {[%mdl 64] Double Attack, Discovered Attack}) 39. Rxe3 Qxe3 {[%mdl 64] Double Attack} 40. Nd7 (40. Qe4 $142 Qxc5 41. Nd3) 40... Bxb2 41. Qxb2 Qd3+ {Accuracy: White = 46%, Black = 79%.} 0-1

