[Event "Black Sea Grand Prix 2021"] [Site "Anapa"] [Date "2021.06.10"] [Round "9.1"] [White "Goganov, Aleksey"] [Black "Iljiushenok, Ilia"] [Result "1/2-1/2"] [ECO "E97"] [WhiteElo "2581"] [BlackElo "2530"] [Annotator "Avrukh,B"] [PlyCount "104"] [EventDate "2021.06.02"] [EventType "swiss"] [EventCountry "RUS"] [Tiebreak "Sum of Buchholz+Cut2 Buchholz"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,104,28,22,25,31,33,37,24,12,6,34,0,18,15,21,-27,-29,-36,10,-6,0,-15, 0,0,22,-19,-23,-21,-14,-16,0,0,0,-11,-21,-19,-12,-75,0,0,17,0,0,0,-2,-37,-34, -47,-37,-102,-79,-186,-194,-182,-185,-181,-85,-81,-52,-52,-53,-53,-53,-64,-22, -47,0,-56,-56,-58,-57,-56,-60,-64,-5,-90,-5,-5,-5,-5,-5,-33,-29,-27,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. Re1 a5 11. bxa5 Rxa5 12. a4 $1 {[%csl Rb2,Gc2,Rc3,Gd3,Rd4,Re3,Ge4,Rf2, Gf3,Gg2][%CAl Rd4e5,Rf6g7,Rf6g5,Re5f4,Rf3g5,Rc1g5,Ge4d5,Gc6b7,Gc6b5,Gd5c4, Rd5e6,Re6d7,Rf5e6,Re6f7][%mdl 4] now scores much better than the old 12.Nd2. E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1.} f5 ({An interesting alternative is :} 12... c5 13. Ra3 Nf6 14. Nh4 (14. Bb2 Kh8 15. Nd2 Nd7 16. Nb5 Ra6 17. Qc2 f5 18. exf5 gxf5 19. Bd3 Nf6 20. f3 Bd7 21. Nf1 Be8 22. Ng3 Bg6 23. Nxf5 Nxf5 24. Bxf5 Bxf5 25. Qxf5 Nxd5 26. Qe4 Nb4 27. Qxb7 Rf4 28. Re4 Rb6 29. Qc7 Qxc7 30. Nxc7 Nc2 31. Ra2 Nb4 32. a5 Rc6 33. Nd5 Rxe4 34. Nxb4 cxb4 35. fxe4 Bh6 36. Kf2 Rxc4 37. a6 Rc8 38. Ke2 Kg8 39. Kd3 Kf7 40. Ra4 Ra8 41. Kc4 Bd2 42. Kd3 Bg5 43. Kc4 Bd2 44. Kd3 Bg5 45. g3 h5 46. Kc4 Bd2 47. Kd3 Bg5 48. Kc4 Bd2 49. Kd5 Ke7 50. Kc6 Ra7 51. Kb6 Be3+ 52. Kb5 Bd2 53. Kb6 Be3+ 54. Kb5 Bd2 55. Ra2 Be3 56. Kxb4 Kd7 57. Kc4 Kc6 58. Kd3 Bc5 59. Bc1 Rf7 60. Kc4 Ba7 61. Rb2 Rf1 62. Rc2 Bc5 63. Kd3 {1/2-1/2 (63) Pelletier,Y (2479)-Dydyshko,V (2521) Batumi 1999 CBM 074 [Pelletier,Y]}) 14... Ne8 (14... Nd7 15. g3 f5 16. f4 Ra6 17. Ng2 Nf6 18. fxe5 dxe5 19. Be3 b6 20. a5 Nxe4 21. Nxe4 fxe4 22. g4 Nf5 23. gxf5 gxf5 24. Bf2 bxa5 25. Bxc5 f4 26. Ra2 Rg6 27. Bh5 Rg5 28. Rxe4 Bf5 29. Bf3 Bxe4 30. Bxe4 Qc7 31. Bxf8 Bxf8 32. Qd3 Bc5+ 33. Kh1 Kg7 34. Rb2 Bb4 35. Nh4 Qb6 36. Nf3 Rh5 37. Rg2+ Kh8 38. d6 Qxd6 39. Bd5 {1-0 (39) Bacrot,E (2561)-Bologan,V (2608) Enghien les Bains 1999 CBM 070 [Huzman,A]}) 15. g3 f5 16. exf5 gxf5 17. f4 Ng6 18. Ng2 Nf6 19. h3 Bd7 20. Bd3 Kh8 21. Nb5 Ra6 22. Bb2 Ne4 23. Re3 Rg8 24. Qf1 exf4 25. Bxg7+ Rxg7 26. Nxf4 Qg5 27. Nxg6+ Qxg6 28. Bxe4 fxe4 29. Qf8+ Rg8 30. Qf4 Bxh3 31. Qxe4 Qg7 32. Qh4 Bf5 33. Rf3 Bc2 34. a5 Bd1 35. Rf1 Be2 36. Rf2 Re8 37. Qf4 Re5 38. Nc7 Bxc4 39. Qxc4 Qxc7 40. Rf8+ Kg7 41. Raf3 Qe7 42. Qg4+ Rg5 43. Qf4 Qe5 44. Rg8+ {1-0 (44) Krasenkow,M (2592)-Fedorov,A (2599) Leon 2001 CBM 086 [Tsesarsky,I]}) (12... Nf4 13. Bf1 f5 14. Ba3 (14. Ra3 b6 15. Bd2 Ra8 16. g3 Nh5 17. Ng5 Nf6 18. exf5 Nxf5 19. Bg2 Nd4 20. Be3 Ng4 21. Ne6 Nxe3 22. Rxe3 Nxe6 23. dxe6 Ra5 24. Bd5 Qe7 25. Nb5 Bxe6 26. Nxc7 Qxc7 27. Bxe6+ Kh8 28. h4 Qc5 29. h5 e4 30. hxg6 hxg6 31. Ra2 Bd4 32. Rxe4 Bxf2+ 33. Kg2 Be3 34. Qa1+ Kh7 35. Re2 Bh6 36. Bd5 {1-0 (36) Yuffa,D (2587)-Albu,G (2082) Tornelo INT 2021}) 14... fxe4 15. Nxe4 Bg4 16. Re3 Nf5 17. Bb4 Nxe3 18. fxe3 Nh3+ 19. Kh1 Ra8 20. Qd2 Rxf3 21. gxf3 Bxf3+ 22. Bg2 Bxe4 23. Bxe4 Qh4 24. Bg2 Rf8 25. Rf1 Rxf1+ 26. Bxf1 Nf2+ 27. Kg1 Ng4 28. Qe2 Bh6 29. Bd2 e4 30. a5 Ne5 31. Bg2 Ng4 32. Bxe4 Nxe3 33. Bxe3 Qxe4 34. Kf1 Bxe3 35. Qg2 Qxg2+ 36. Kxg2 Bd2 37. Kf3 Bxa5 38. h3 c6 39. Ke4 cxd5+ 40. Kxd5 Bb4 41. Ke6 h6 42. Kd7 Kg7 43. Kc7 g5 44. Kxb7 h5 45. Kc6 g4 46. hxg4 hxg4 47. Kb5 Bc5 48. Kc6 g3 49. Kd5 g2 50. Ke4 g1=Q 51. Kd5 Qd4+ 52. Kc6 Qxc4 53. Kd7 d5 54. Kc6 d4 55. Kd7 d3 56. Ke8 d2 57. Kd7 d1=Q+ 58. Ke8 Qe6# {0-1 (58) Smirnova,E (2240)-Priyanka,K (2218) Chess.com INT 2021}) 13. Bd2 (13. Nd2 Nf6 (13... Nf4 14. Bf1 {doesn't look very attracitve for Black , since Black's knight on f4 only disturbes his own piecies to create some play on the kingside.} fxe4 15. Ndxe4 Nf5 16. Ba3 Nd4 17. Bb4 Ra8 18. c5 dxc5 19. Bxc5 Rf5 20. d6 cxd6 21. Nxd6 Qg5 22. Re3 Be6 23. Nce4 Qh6 24. Ng3 Rff8 25. Bxd4 exd4 26. Rxe6 Nxe6 27. Bc4 Qf4 28. Bxe6+ Kh8 29. Nge4 Ra6 30. Qg4 Be5 31. Qxf4 Bxf4 32. Bc4 Rxd6 33. Nxd6 Bxd6 34. g3 Rc8 35. Bb5 Rc2 36. Rd1 Bc5 37. Rd3 Kg7 38. Rf3 b6 39. Kg2 Rc1 40. h4 h6 41. g4 Be7 42. Rd3 Bc5 43. Rf3 Rc2 44. Be8 Re2 45. Bb5 Re4 46. Kh3 Bd6 47. Bd3 Re1 48. Kg2 Rc1 49. Bb5 Be7 50. Rd3 Bf6 51. f4 Kf7 52. g5 hxg5 53. hxg5 Bg7 54. Kf3 Ke7 55. Rd2 Kf7 56. Re2 Rc3+ 57. Kg4 Re3 58. Rxe3 dxe3 59. Kf3 Bd4 60. Ke4 Bc5 61. f5 {1/2-1/2 (61) Geffroy,L (2223) -Lallemand,R (2330) Issy les Moulineaux 1999 EXT 2007 [Geffroy,L]}) 14. Ba3 ({ Another playable alternative is :} 14. Nb3 Ra8 15. f3 b6 (15... c5 $5) 16. Be3 Rf7 17. a5 bxa5 18. Nxa5 f4 19. Bf2 g5 20. c5 Rb8 21. Nb5 g4 22. Bc4 $40 { [%CAl Ga5c6] 1-0 Siffring,C-Buese,R/IECG 2002/Telechess CBM 97 (22)}) 14... b6 {Black has to prevent 15 Bb4 with next c4-c5} 15. exf5 $5 $146 {At first sight looks like dubious positonal decision,but in fact White's last move is not so senselees.Removing the pressure from the centre (e4-pawn)now White can easily start his play on the queenside.} (15. Bd3 Ra8 16. Nb5 Ne8 17. Bb4 c6 18. dxc6 Nxc6 19. Bc3 Be6 $13 {1-0 Handke,F-Shchekachev,A/Metz 2000/CBM 75 ext (61)}) 15... gxf5 ({A real alternative was} 15... Nxf5 16. Bb4 Ra8 17. Nb3 (17. a5 Nd4 18. Nb3 bxa5 19. Bxa5 Bf5) 17... e4 18. a5 {with very complicated play.}) 16. Bb4 Ra8 17. Nf3 (17. a5 {still doesn't work} c5 $1 18. dxc6 Nxc6 {[%csl Ga5]}) 17... Ng6 18. a5 Bh6 $2 {This unfortunate decision allows White to destroy Black's pawnstrucutre on the queenside, and now both b6 and d6 pawns will be a clear targets for White's piecies .} ({More to the point was :} 18... bxa5 19. Rxa5 Rb8 20. Nb5 Nf4 21. Bf1 Bd7 {and Black has a decent play.}) 19. axb6 Rxa1 20. Qxa1 cxb6 {[%csl Gb6,Gd6]} 21. Nb5 ({Alternatively,} 21. Qa3 {was preferable} Ne4 (21... Ne8 22. Nb5 Rf6 23. Qa8 $16) 22. Nxe4 fxe4 23. Nd2 e3 ( 23... Bf5 24. Nf1 $16 {[%csl Gd6][%CAl Gf1g3]}) 24. fxe3 Qg5 25. Ne4 Qxe3+ 26. Qxe3 Bxe3+ 27. Kh1 $16 {would led to White's clear advantage .}) 21... Ne4 22. Qa7 Nf4 23. Bf1 Nc5 (23... Rf7 24. Qb8 Rb7 25. Qa8 {doesn't look very attractive too.}) 24. g3 e4 ({More stubborn was} 24... Nfd3 $142 25. Bxd3 Nxd3 {but even here after} 26. Bxd6 $1 Nxe1 27. Nxe1 Rf7 28. Qb8 (28. Bc7 Qg5 { [%CAl Gg5c1]} 29. Qb8 Rf8 $132 {[%CAl Gg5c1]}) 28... Rb7 29. Qa8 e4 30. Ng2 { and White has a very nice compensation for the exchange,athough Black's position is quite defendable.}) 25. Nfd4 Ng6 (25... Nfd3 {losing by force} 26. Nc6 Qg5 27. Ne7+ Kh8 28. Nxc8 Nxe1 (28... Nxb4 29. Ncxd6) 29. Bxe1 Rxc8 30. Nxd6 Rf8 31. Nf7+ Rxf7 32. Qxf7 Qc1 33. Qf6+ Kg8 34. Bc3 $18) 26. Nc6 Qd7 27. Qxd7 ({Even stronger was} 27. Qxb6 f4 (27... Nd3 28. Bxd3 exd3 29. f4 $1 $18) 28. Nxd6 fxg3 29. hxg3 {with winning position}) 27... Bxd7 28. Nxd6 (28. f4 { [%csl Rg6,Rh6]} exf3 29. Nxd6 Rf6 30. Ne8 Rf8 $11) (28. Ra1 $5) 28... Rf6 29. Nb5 Bxc6 30. dxc6 Rxc6 31. Rd1 $2 {Finally losing all the advantage} (31. Nd4 $142 {[%csl Gf5]} Rf6 32. Bh3 Ne7 (32... Nd3 33. Nxf5 Bf8 34. Bc3) 33. Ra1 f4 $140 34. Ne6 $1) 31... Nd3 $1 $11 {[%csl Gc4] Accurately played.Now Black equalises easily and the draw is inevitable.} 32. Bxd3 exd3 33. Rxd3 Rxc4 34. Bc3 (34. Rd8+ $142 Bf8 (34... Kf7 35. Nd6+ Ke7 36. Re8+ Kd7 37. Nxc4 Kxe8 38. Nd6+ $16 {[%CAl Gd6f5]}) 35. Bxf8 Nxf8 36. Rd6 f4 $1 37. g4 (37. Rxb6 fxg3 38. hxg3 Rb4 {should be an easy draw}) 37... Rb4 (37... h5 38. gxh5 Rc5 39. Nd4 Rxh5 40. Rxb6) 38. Rxb6 Nd7 39. Rd6 Ne5 40. Rd5 Nxg4 41. Rg5+ Kf7 42. Rxg4 Rxb5 43. Rxf4+ Kg6 $11) 34... Bf8 35. Bd4 Rb4 {1/2-1/2 (35) Harikrishna,P (2599) -Fedorov,A (2616) Dubai 2004 CBM 101 [Avrukh,B]}) 13... Ra8 14. Ra3 {White is slightly better.} Nf6 {[#]} 15. Bf1 $146 ({Predecessor:} 15. Bd3 Nd7 16. exf5 gxf5 17. Bc2 e4 18. Ng5 Ne5 19. Ne2 h6 20. Nh3 Nxc4 21. Rg3 Nxd2 22. Qxd2 { 1/2-1/2 (34) Stuart, A (2412)-Gonzaga Grego,L (2404) ICCF email 2018}) 15... h6 16. Qc1 g5 17. exf5 Bxf5 18. h4 g4 19. Nh2 Kh7 20. g3 Bg6 21. Bg2 Qd7 22. Qd1 h5 23. a5 Nf5 $36 {[%mdl 2048] Black has the initiative.} 24. Ne4 Nd4 {[#] White must now prevent ...Nxe4.} 25. Ng5+ Kh8 26. Ne6 Rfe8 27. Ra2 Nxe6 28. dxe6 Qc8 (28... Rxe6 29. Bxb7 Ra7 30. a6 $16) 29. c5 (29. Rb2 $11) 29... e4 ( 29... Qxe6 $17 30. Rb2 d5 31. Rxb7 Qc6) 30. cxd6 $11 cxd6 31. Rb2 Rxe6 32. Rb5 Nd7 {With the idea ...Nc5.} 33. Bb4 Nc5 {...Be8 is the strong threat.} 34. Bxc5 dxc5 35. Qd5 (35. Nf1 $1 $15) 35... Bd4 {[#] aiming for ...Qc6.} 36. Rxb7 (36. Nf1 $17 {was necessary.}) 36... Re5 $19 ({Much less strong is} 36... Rxa5 37. Rd7 $15) 37. Qd7 Qxd7 38. Rxd7 Rxa5 (38... Rf8 $19 {and Black stays clearly on top.} 39. Re2 Ref5 40. Rxe4 Bxf2+ {[%mdl 64] Double Attack} 41. Kh1 R5f6) 39. Nf1 $17 Ra1 (39... Ra2 {looks sharper.} 40. Ne3 Rd2 41. Rb7 Re6 42. Bf1 Rf6) 40. Rxa1 Bxa1 41. Ne3 Bd4 42. Nc2 Bc3 43. Ne3 Bd4 44. Nc2 $1 e3 45. Nxe3 Bxe3 46. fxe3 Rxe3 $15 {Endgame KRB-KRB} 47. Kf2 Rc3 ({Black should play} 47... Re5 $15) 48. Bc6 (48. Bb7 $11 {keeps the balance.}) 48... Kg8 (48... c4 $17 { Hoping for ...Rc1.} 49. Rd6 Kg7 50. Rd7+ Kf8) 49. Bd5+ Kf8 {And now ...Rd3 would win.} 50. Rc7 Be8 51. Be6 Rf3+ 52. Kg2 Rc3 {Weighted Error Value: White=0.19/Black=0.20} 1/2-1/2
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