[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.1"]
[White "Fedoseev, Vladimir"]
[Black "Badelka, Olga"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2678"]
[BlackElo "2427"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,88,4,2,-3,-13,26,23,42,49,68,0,0,0,0,-63,-29,-103,-111,-181,-104,-60,-72,-111,-90,-43,86,-219,-212,-336,-341,-329,-324,-437,-429,-428,-422,-407,-410,-389,-306,-301,-301,-429,-417,-341,-268,-688,-453,-447,-332,-454,-54,-61,0,-652,-174,-174,-174,-212,-212,-411,0,0,0,0,0,0,0,0,0,0,0,-8,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 Be7 8. Nf3 O-O 9. g3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32] C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 10. a3 b4 {[#]} 11. dxc5 $146 ({Predecessor:} 11. axb4 cxb4 12. Bh3 bxc3 13. bxc3 a5 14. O-O Nb6 15. g4 Nc4 16. Ng3 Qb6 17. Rf2 {½-½ (54) Yang,K (2366)-Gomez,J (2457) Manila 2008}) 11... bxc3 {White has an edge.} 12. b4 $1 f6 {[%cal Rf6e5]} 13. Bh3 (13. Ned4 $14 Nxd4 14. Nxd4 Nxe5 15. fxe5 fxe5 16. Nc6 {[%mdl 64] Double Attack}) 13... Nxc5 $1 $11 14. bxc5 fxe5 15. Nxc3 ({White should try} 15. Nxe5 $11 Nxe5 16. fxe5 Bxc5 17. Qd3) 15... e4 $1 $15 {[%cal Re4f3]} 16. Qa4 (16. Nd4 $11 Nxd4 17. Qxd4) 16... Bf6 $17 17. Bd2 (17. O-O $17 Bd7 18. Nxe4 Bxa1 19. Neg5) 17... Qc7 (17... Qe8 $1 $19 18. Ne5 Bxe5 19. fxe5 Bd7) 18. Nb5 Qe7 $1 19. Nfd4 Nxd4 $1 20. Nxd4 Qxc5 (20... e5 $1 $15 {keeps the upper hand.} 21. Nf5 Bxf5 22. Bxf5 exf4) 21. Nxe6 $2 {[%mdl 8192]} (21. Be3 $1 $16 {stays on course.}) 21... Qb6 $19 22. Nxf8 (22. Qb4 {was worth a try.} Re8 23. Qxb6 axb6 24. Nc7 Bxa1 25. Bxc8 Rexc8 26. Nxa8 Rxa8 27. Bb4) 22... Bxh3 23. Rc1 {And now Nd7 would win.} ({Much weaker is} 23. Nd7 Bxd7 24. Qxd7 Rd8 $19) 23... Rxf8 24. Rc6 Qb1+ 25. Qd1 Qb5 26. Qc2 {[#]} e3 $1 {[%mdl 512]} 27. Bb4 (27. Bxe3 Re8) 27... Re8 28. Rc5 Qd7 29. Qb3 (29. Qa2 $142) 29... Bg2 30. Rg1 Bf3 31. Bc3 $2 (31. Rf1 Be4 32. Bc3) 31... Bxc3+ 32. Rxc3 Qe7 33. Rf1 {[#]} Bg2 $2 ({Black should play} 33... Qe4 $1 $19 {[%cal Re4d4] Strongly threatening ...Qd4.} 34. Qb2 d4) 34. Rg1 $15 Bf3 (34... Qe4 $1 $15 35. Qc2 Qxc2 36. Rxc2 Bf3) 35. f5 $2 {[%mdl 8192]} (35. Rf1 $11 Qe4 36. Qc2) 35... Kh8 $2 (35... Qe5 {...Qd4 is the strong threat.} 36. Qc2 Qd4) 36. Rf1 $19 d4 37. Rxf3 {aiming for Rc6.} dxc3 38. Qxc3 $2 {[%mdl 4096] Endgame [#] KQR-KQR} (38. f6 Qc7 39. f7) 38... Qb7 $2 (38... Qe4 $1 $19 {[%cal Re4f3]} 39. Ke2 Rd8) 39. Rxe3 $11 {[%cal Re3e8] The position is equal.} Qh1+ {[%mdl 64] Double Attack} 40. Kf2 {[%cal Re3e8]} Qxh2+ 41. Kf3 {[%cal Re3e8]} Qh1+ 42. Kf2 {[%cal Re3e8]} Qh2+ 43. Kf3 {[%cal Re3e8]} Qh1+ 44. Kf2 {[%cal Re3e8]} Qh2+ {Accuracy: White = 40%, Black = 55%.} 1/2-1/2

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.2"]
[White "Demchenko, Anton"]
[Black "Sitnikov, Anton"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2641"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,130,29,36,27,33,32,28,18,22,22,44,33,44,40,45,22,74,64,74,49,85,0,0,0,0,0,0,-14,-8,-23,-24,-31,-27,-97,-17,-109,-107,-100,-102,-192,-189,-214,-214,-218,-213,-242,-244,-319,-304,-339,-204,-292,-270,-318,-301,-320,-342,-332,-347,-337,-334,-389,-398,-390,-383,-390,-389,-454,-454,-440,-438,-454,-439,-725,-411,-466,-435,-711,-495,-604,-538,-508,-423,-437,-426,-426,-417,-611,-588,-579,-71,-71,-68,-62,-73,-164,-56,-56,-56,-56,-58,-12834,-12835,-12835,-12836,-12837,-12836,-12838,-12839,-12837,-12837,-12840,-12838,-12843,-12844,-12845,-12845,-12847,-12847,-27999,-27999,-12851,-27999]} 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8g6,Bg6f4][%mdl 32]} 4. g4 h6 5. h3 e5 6. Nge2 {B07: Pirc Defence: Miscellaneous Systems.} c6 7. a4 Be7 8. Bg2 {White has an edge.} Nf8 9. Be3 g5 {[#]} 10. Qd2 $146 ({Predecessor:} 10. Ng3 Ng6 11. Nf5 Bxf5 12. exf5 Nf4 13. Bxf4 exf4 14. Ne4 Nxe4 15. Bxe4 Qb6 16. Rb1 Bf6 17. c3 {½-½ (17) Del Castilho,M (2254)-Moran Reyes,P (2129) Medellin 2017}) 10... Ng6 11. O-O-O Qa5 12. Kb1 Qc7 (12... Nh4 $11 13. Rhg1 b6) 13. Ng3 Nf4 14. Bf3 a6 15. h4 (15. Qe1 $16) 15... Bxg4 $11 16. Bxg4 Nxg4 17. Nf5 {[#] hxg5 is the strong threat.} O-O-O $1 18. Bxf4 gxf4 19. Qe2 h5 20. f3 Nh6 {And now ...Nxf5 would win.} 21. dxe5 (21. Nxe7+ $11 Qxe7 22. Qc4) 21... dxe5 (21... Nxf5 $17 22. exf5 dxe5) 22. Rdg1 (22. Nxe7+ $11 Qxe7 23. Qg2) 22... Nxf5 $17 23. exf5 Rd4 24. Rg7 (24. b3 $17 {was worth a try.}) 24... Bf6 $19 25. Rg2 Qd7 26. Ne4 Qxf5 27. c3 Rd5 (27... Rxa4 28. b4 $14) 28. Ka1 Be7 29. Rg7 Kb8 30. Qc4 (30. Ng5 $142 Rf8 31. Qe4 Qxe4 32. fxe4) 30... Bf8 31. Rgg1 Qe6 32. Qb3 f5 33. Ng5 Qd7 34. Rd1 Bc5 35. Qc2 Rd8 {[%cal Rd5d1]} 36. Rxd5 cxd5 ({Less strong is} 36... Qxd5 37. Qxf5 Ka7 38. Kb1 $17) 37. Rd1 Qe8 38. c4 d4 39. Kb1 Qd7 40. Qe2 Re8 41. b3 (41. Qd3 $142) 41... Re7 42. Qd3 Bb4 43. Ka2 (43. Nh3 $142) 43... Re8 44. Rc1 Be7 45. c5 {If only White now had time for c6!...} Bxg5 46. c6 bxc6 47. hxg5 {[%mdl 4096] Endgame KQR-KQR} Kb7 48. Rc4 (48. Rc5 $142 e4 49. fxe4 fxe4 50. Qc4) 48... a5 49. g6 e4 $2 (49... h4 $19 {and Black stays clearly on top.} 50. Qd2 Qd5) 50. Rxd4 $17 exd3 51. Rxd7+ {KR-KR} Kb6 {Threatens to win with ...Rg8.} 52. Rxd3 {[#]} Rg8 ({Better is} 52... Kc5 $1 $19 {aiming for ...Rg8.} 53. Rd7 Re6) 53. Rd4 $1 $15 Rxg6 {Strongly threatening ...h4.} 54. Rxf4 Rh6 {Hoping for ...h4.} 55. Rxf5 $2 {[%mdl 8192] This costs White the game.} (55. Rh4 $15) 55... h4 $19 56. Rg5 h3 57. Rg1 Kc5 58. Ka3 h2 59. Rh1 Rh3 60. Kb2 Kd4 61. Kc2 Ke3 62. b4 Kxf3 63. bxa5 Kg2 64. Rxh2+ Kxh2 (64... Rxh2 $142 65. Kb3 Rh7) 65. a6 Ra3 {Accuracy: White = 56%, Black = 72%.} 0-1

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.3"]
[White "Savitskiy, Sergey"]
[Black "Ponkratov, Pavel"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2436"]
[BlackElo "2631"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,114,19,12,26,16,14,17,14,12,21,9,14,5,5,6,16,0,0,0,-7,-14,-10,0,0,-6,0,-7,0,-3,0,-6,7,0,0,0,52,52,31,15,11,4,0,-17,-8,-19,-19,-25,-29,-30,-6,-8,0,0,0,0,0,-11,-11,-100,-93,-102,-108,-108,-108,-97,-84,-119,-110,-120,-120,-100,-92,-106,-4,-15,-24,-148,-99,-479,-164,-468,-433,-403,-202,-204,-136,-173,-10,-15,-9,-9,-9,-10,-10,-18,-19,-55,-54,-272,-272,-272,-272,-272,-264,-272,-265]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} 7. O-O Nf6 8. Nb3 Nc6 {The position is equal.} 9. Nbxd4 Nxd4 10. Nxd4 {Strongly threatening Bb5.} a6 11. Re1 b5 12. Bb3 Bb7 13. a4 {[#]} Be7 $146 ({Predecessor:} 13... Bc5 14. Be3 O-O 15. Nxe6 Qc6 16. Nf4 g5 17. Nd5 Rad8 18. axb5 axb5 19. Bxc5 Nxd5 20. Bxf8 {1-0 (49) Shuvalova,P (2441)-Ovod,E (2367) St Petersburg 2018}) 14. axb5 axb5 15. Rxa8+ Bxa8 16. c3 O-O 17. Qe2 $36 {[%cal Rd4e6][%mdl 2048] White has the initiative.} Qb7 {[%csl Ga8][%cal Rb7g2]} 18. f3 Bc5 19. Be3 Nd5 20. Bf2 b4 21. Bxd5 Qxd5 22. c4 Qg5 ({Black should play} 22... Qd6 $11 23. Nb5 Qb6) 23. Qe5 $14 h6 24. Qxg5 hxg5 25. Nc2 Be7 26. Kf1 b3 27. Ne3 Rc8 28. Rd1 f5 29. Rd3 Rb8 30. Be1 Bc6 31. Bc3 Kf7 32. h3 Rc8 33. Bd4 Ba4 34. Kf2 {[#]} (34. Ke2 $11 {keeps the balance.}) 34... Kg8 $1 $17 35. Bc3 f4 36. Nf1 Rxc4 37. Nd2 Rc8 38. Ne4 Bc6 39. Be5 Bd5 40. Nc3 Bc5+ 41. Ke1 Kf7 (41... Bb4 $17) 42. Nxd5 exd5 $11 {[%mdl 4096] Endgame KRB-KRB} 43. Kd1 (43. g3 $1 $11 {remains equal.}) 43... Be3 {White must now prevent ...Rc1+.} 44. Rxb3 $2 {[%mdl 8192]} (44. Rxd5 $17 {is tougher.} Rc2 45. Bc3) 44... Rc1+ $19 45. Ke2 Rc2+ 46. Kd3 Rxg2 (46... Rd2+ $142 47. Kc3 Rxg2) 47. Rb7+ Ke6 48. Bc3 {[#]} g6 $2 (48... Rf2 $1 $19 {aiming for ...d4.} 49. Rxg7 d4) 49. Rg7 $11 {[#]} d4 $1 {[%mdl 512]} 50. Ba5 (50. Bxd4 Rd2+) 50... Rxb2 51. Rxg6+ Kf5 52. Rb6 Ra2 53. Rb5+ Kg6 54. Bd8 $2 (54. Rd5 $15) 54... Ra3+ $19 {Black has a decisive advantage.} 55. Ke4 d3 {And now ...d2 would win.} 56. Rxg5+ Kf7 {Hoping for ...d2.} 57. Ba5 d2 {Accuracy: White = 76%, Black = 80%.} 0-1

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.4"]
[White "Makhmutov, Rail"]
[Black "Aleksandrov, Aleksej"]
[Result "1/2-1/2"]
[ECO "E42"]
[WhiteElo "2416"]
[BlackElo "2608"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,89,3,21,31,91,80,78,64,101,109,107,106,183,111,110,102,108,112,110,104,89,9,9,6,8,16,14,16,16,0,10,0,0,0,53,47,50,45,101,0,0,0,0,-22,-16,-88,0,-207,-207,-189,-128,-437,-277,-306,-303,-271,-268,-258,0,-86,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 cxd4 6. exd4 O-O 7. a3 Be7 8. d5 exd5 9. cxd5 Bc5 10. Na4 d6 11. b4 Bb6 (11... b5 {keeps more tension.} 12. Nxc5 dxc5 13. Nc3 Qd6 14. Be2 a6) 12. Nxb6 {E42: Nimzo-Indian: Rubinstein: 4...c5 5 Ne2.} axb6 (12... Qxb6 $14 13. Be3 Qd8) 13. Nc3 $1 $16 Ng4 14. Qd4 {[#] White is better.} Ne5 $146 ({Predecessor:} 14... Re8+ 15. Be2 Na6 16. O-O Qf6 17. Qxf6 Nxf6 18. Be3 Nc7 19. Rfd1 Bd7 20. Bf1 b5 {1-0 (42) Lima,D (2527)-Valle,A (2257) Teresina 2013}) 15. Be3 Re8 16. Be2 Qf6 (16... Nbd7 $16 {keeps fighting.}) 17. f4 (17. Nb5 $18 Na6 18. O-O) 17... Ng4 18. Qxf6 Nxf6 19. Kd2 ({But not} 19. Bxb6 $6 Bg4 $11) 19... Bf5 20. Bxb6 Nbd7 21. Bd4 (21. Bf2 $16) 21... Ne4+ $1 $11 22. Nxe4 Rxe4 {[%mdl 64] Double Attack} 23. Bc3 {White wants to play g4.} Nb6 24. g3 Nxd5 25. Bb2 {Strongly threatening Bd3.} Re3 26. Bc4 Nb6 27. Bb5 Rf3 (27... Nd5 $11) 28. Rhf1 $1 $14 {[%cal Rf1f3]} Rb3 29. Bd4 Nd7 {[#]} ({Black should try} 29... Bd7 $1 $14 30. Bd3 Rxd3+ 31. Kxd3 Bb5+ 32. Kc3 Rc8+ 33. Kd2 Bxf1 34. Bxb6 (34. Rxf1 Nc4+ {[%mdl 64] Double Attack} 35. Kd3 Nxa3 $11) 34... Bc4) 30. Rfc1 (30. g4 $1 $16 {[%cal Rg4f5][%mdl 512]} Bxg4 31. Rg1) 30... Nf6 $11 31. Bxf6 gxf6 32. Rc7 d5 33. Rxb7 (33. g4 $11 Be4 34. h4 (34. Rxb7 Rc8 $17)) 33... d4 (33... Rc8 $17 {aiming for ...Rc2+.} 34. Ra2 Bb1) 34. Bc4 $2 (34. g4 $1 $11 {and White stays safe.} Rb2+ 35. Kc1 Rc2+ 36. Kb1) 34... Rb2+ $19 35. Ke1 Kh8 (35... d3 $19 {White must now prevent ...d2+.} 36. Kf1 (36. Bxf7+ Kf8 $19) 36... Rc8 37. Bxf7+ Kh8) 36. Rxf7 $2 {[%mdl 8192]} (36. Rb5 $17 {is a better chance.} Rxh2 37. Rxf5 Re8+ 38. Kd1 Rh1+ 39. Kd2 Rxa1 40. Rxf6) 36... Rxh2 37. Ra2 (37. Rxf6 Bh3 $15) 37... Re8+ 38. Kf1 Rxa2 39. Bxa2 {[%mdl 4096] Endgame KRB-KRB} d3 $2 (39... Bd3+ $19 40. Kg1 Re1+ 41. Kg2 Re2+ {[%mdl 64] Double Attack} 42. Kg1 Rxa2 43. Rxf6 Rxa3) 40. Bb3 (40. Rxf6 $11 {remains equal.} d2 41. Bb3) 40... d2 (40... Bh3+ $17 41. Kf2 Re2+ 42. Kg1 (42. Kf3 $2 f5 $19) 42... Rg2+ 43. Kh1 Rb2 44. Rf8+ Kg7 45. Rg8+ Kh6) 41. Rxf6 $11 {The position is equal.} Bg4 42. Rd6 Re1+ 43. Kf2 Re2+ 44. Kf1 {Hoping for Rd8+.} Re1+ 45. Kf2 {White happily takes the draw. Accuracy: White = 70%, Black = 59%.} 1/2-1/2

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.5"]
[White "Schekachikhin, Maksim"]
[Black "Lysyj, Igor"]
[Result "1/2-1/2"]
[ECO "D42"]
[WhiteElo "2406"]
[BlackElo "2594"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,109,0,0,0,-142,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,-12,-15,-8,-21,0,0,0,0,0,-5,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-35,-35,-35,-11,-10,0,0,0,0,0,0,0,0,0,0,0,-12844,-12844,-12845,0,0,0,0,0,0,0,0,0,0,0,0,0,-27999]} 1. c4 e6 2. Nc3 c5 3. Nf3 Nf6 4. d4 d5 5. cxd5 Nxd5 6. e3 Nc6 7. Bd3 Be7 8. O-O O-O 9. a3 cxd4 10. exd4 b6 11. Nxd5 Qxd5 12. Qc2 Bb7 {B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6.} 13. Bxh7+ Kh8 14. Be4 Nxd4 15. Bxd5 Nxc2 16. Bxb7 {[#] Strongly threatening Rb1.} Rab8 {[#]} 17. Rb1 $146 ({Predecessor:} 17. Bf4 Nxa1 18. Bxb8 Rxb8 19. Be4 Nb3 20. Bc2 Na5 21. Ne5 Bf6 22. Nxf7+ Kg8 23. Bg6 Bxb2 {½-½ (57) Ortega,L (2494)-Dittmar,P (2316) Arco 2001}) 17... Rxb7 18. Bf4 Bf6 19. Rfd1 Rc8 20. Rd2 b5 21. Be5 b4 22. axb4 Nxb4 23. Bxf6 gxf6 24. Ra1 Kg7 25. g3 Rc5 26. Kg2 a5 27. Nd4 Rd5 28. Nb3 Rd3 29. Rxd3 Nxd3 $11 {[%mdl 4096] Endgame KRN-KRN} 30. Ra3 Nxb2 31. Nxa5 Rc7 32. Ra2 Nd3 33. Nb3 e5 34. h4 f5 35. Nd2 f6 36. Nf3 Kg6 37. Rd2 e4 38. Ng1 f4 39. gxf4 Nxf4+ 40. Kh2 Kf5 {next ...Kg4 is good for Black.} 41. Ne2 Nd3 42. f3 exf3 43. Ng3+ Kg4 44. Ne4 Kf4 45. Nxf6 {Threatens to win with Nd5+.} Ke3 46. Ra2 {Hoping for Nd5+.} Rc4 47. Kg3 $2 {[%mdl 8192]} (47. Nd5+ $11 Ke4 48. Ne7) 47... f2 $19 48. Ra1 Nc1 (48... Ne1 $19 49. Nd5+ Ke2 50. Ra2+ Nc2 51. Nf4+ {[#]} Rxf4 $1 {[%mdl 512]} 52. Rxc2+ Ke3 53. Rxf2 Rxf2 54. Kg4 Ke4 55. Kg5 Ke5 56. Kg4 Rf7 57. Kg3 Ke4 58. h5 Rf1 59. Kg2 Rf5 60. h6 Rh5 61. Kf2 Rxh6 62. Kg3 Re6 63. Kg4 Rg6+ 64. Kh5 Kf5 65. Kh4 Rg8 66. Kh3 Kf4 67. Kh2 Kf3 68. Kh1 Kf2 69. Kh2 Rh8#) 49. Rxc1 $1 {The position is equal.} Rxc1 $11 {KR-KN} 50. Ng4+ Ke2 51. Nxf2 Rg1+ 52. Kf4 Kxf2 53. h5 {intending Kf5.} Rg8 54. Kf5 $1 Kg3 {( -> ...Kh4)} 55. Ke4 $4 {[%mdl 40960] Accuracy: White = 94%, Black = 100%. . An unexpected result.} (55. h6 $11) 1/2-1/2

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.6"]
[White "Remizov, Yaroslav"]
[Black "Chigaev, Maksim"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2403"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,81,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,76,91,91,79,89,79,71,83,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. b3 Bg7 5. Bb2 O-O 6. g3 {[#]} e5 $1 {[%mdl 512]} 7. dxe5 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3.} dxe5 $1 {[%mdl 4] is now more promising than 7...Ng4.} 8. Qxd8 Rxd8 9. Nxe5 Na6 10. Nd3 Bf5 11. Nc3 Bxd3 12. exd3 Nb4 13. O-O-O Ng4 14. Rd2 Re8 {Threatens to win with ...Re1+.} 15. Be2 Nxf2 16. Rf1 {[#]} Nh3 $146 {[#]} (16... Nfxd3+ $1 $11 {[%mdl 512] keeps the balance.} 17. Bxd3 (17. Rxd3 Rxe2) 17... Bh6) ({Predecessor:} 16... Nfxd3+ 17. Bxd3 Bh6 18. Rf4 Re1+ 19. Nd1 Bxf4 20. gxf4 Nxa2+ 21. Kb1 Nb4 22. Bc3 a5 {0-1 (50) Sodoma,J (2318)-Krallis,C (2154) Kavala 2019}) 17. a3 $1 $16 {[%cal Ra3b4]} Na6 {[#]} 18. Nd5 $1 Bxb2+ 19. Kxb2 Kg7 20. Bg4 Ng5 21. Rdf2 (21. h4 $16 Ne6 22. Nf6) 21... f5 $11 {The position is equal.} 22. Bxf5 c6 23. Nf6 {[%mdl 64] Decoy} Kxf6 24. Bd7+ Kg7 {...Re3 is the strong threat.} 25. Bxe8 Rxe8 26. h4 Nc5 27. hxg5 Nxd3+ {[%mdl 64] Double Attack} 28. Kc2 Nxf2 29. Rxf2 {[%mdl 4096] Endgame KR-KR} Re5 30. Rd2 Rxg5 31. Rd7+ Kg8 32. Rxb7 h5 33. Rxa7 Rxg3 34. b4 {Strongly threatening b5.} Rg2+ 35. Kc3 {Black must now prevent b5.} Rg1 36. a4 h4 37. b5 cxb5 38. axb5 h3 39. Ra2 {And now Rh2 would win.} g5 40. b6 {aiming for b7.} Rb1 41. Rh2 {Accuracy: White = 96%, Black = 97%.} 1/2-1/2

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.08"]
[Round "2.7"]
[White "Timofeev, Artyom"]
[Black "Shapiro, David"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2580"]
[BlackElo "2392"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,129,31,35,38,38,41,8,24,28,45,-7,34,-7,0,-17,22,22,79,86,92,85,103,103,95,105,108,101,101,85,85,84,77,81,129,117,118,120,110,112,120,92,126,143,156,136,137,133,144,144,131,131,216,216,229,211,293,278,262,231,286,287,283,277,423,341,308,214,503,496,529,840,459,779,523,328,299,129,147,135,2511,2154,4602,10859,5085,1394,29970,29971,29970,29972,29970,29972,29971,29974,29974,29974,29974,29975,29975,29976,29975,29977,29977,29978,29977,29975,29975,29976,29983,29984,29984,29985]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 O-O 8. Qd2 Nd7 9. O-O-O Ne5 10. Nxe5 dxe5 11. Bd3 Qe8 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 12. Kb1 Be6 13. Qe2 f5 {The position is equal.} 14. f3 Qf7 {[#]} 15. Bc1 $146 ({Better is} 15. b3 $14) ({Predecessor:} 15. b3 Bd6 16. Rhf1 Kh8 17. Bc1 b6 18. h4 Qh5 19. Qe1 Bd7 20. Bb2 Rae8 21. Be2 {½-½ (38) Sasikiran,K (2669)-Ivanchuk,V (2738) Matanzas 2017}) 15... Bxa2+ $11 16. Ka1 {[#] c4 is the strong threat.} Be6 17. Qxe5 {Strongly threatening Rde1.} Bf6 (17... Bd6 $5 {[%cal Rd6e5]} 18. Qd4 Rad8 $11) 18. Qf4 a5 (18... g6 $11) 19. Rhe1 $16 Kh8 20. Bxf5 Bxf5 21. Qxf5 a4 {and if ...a3 works, Black does fine.} 22. Rd7 Qc4 {Hoping for ...a3!} 23. Qe4 Qb5 24. Rd5 Qc6 25. Rh5 {[%csl Gh5][%cal Re4h7]} Qxe4 26. Rxe4 a3 27. bxa3 Bxc3+ 28. Ka2 Rf7 29. Rc5 Bf6 30. Ra5 Rc8 31. Ra7 c5 32. Rea4 Kg8 33. Ra8 Rff8 34. Rxc8 Rxc8 {[%mdl 4096] Endgame KRB-KRB} 35. Ra7 b5 (35... Rc7 $16 36. Bb2 Kf7) 36. Bb2 $18 Re8 37. Rb7 Re2 38. Bxf6 ({Not} 38. Rxb5 Rxc2 39. a4 Rxg2 $16) 38... gxf6 {KR-KR} 39. Kb2 Rxg2 40. Rxb5 Rxh2 41. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} ({Don't do} 41. Rxc5 $6 Re2 $16) 41... Rh4 (41... Re2 $142 42. a5 (42. Rxc5 Kf7 $18) 42... Re8 43. Rxc5 Kg7) 42. Ka3 Rh1 43. Rxc5 Ra1+ $2 (43... Kf7 {was necessary.} 44. a5 h5) 44. Kb4 Kg7 45. a5 Kg6 46. Kb5 h5 47. Rc8 h4 48. Rh8 (48. a6 $18) 48... Rb1+ 49. Kc6 Ra1 $2 {[%mdl 8192] Now Black is done in.} (49... Kg5 $16) 50. Rxh4 Rxa5 {[#]} 51. Rd4 $1 Ra3 52. Rd3 Ra8 53. c4 {White mates.} Rc8+ 54. Kb5 Rb8+ 55. Ka6 Rb1 56. c5 Rc1 57. Kb6 Rb1+ 58. Kc7 Kf5 59. c6 Ke6 60. Re3+ Kf7 61. Kd7 Rd1+ 62. Kc8 Rb1 63. c7 f5 64. Re5 Kf6 65. f4 {Accuracy: White = 82%, Black = 58%.} 1-0

