[Event "Slav Cup"] [Site "ICCF"] [Date "????.??.??"] [Round "?.6"] [White "Karpanov, Vyacheslav K."] [Black "Zovko, Mario"] [Result "0-1"] [ECO "B90"] [WhiteElo "2218"] [BlackElo "2264"] [Annotator "Stockfish Tactical Analysis"] [PlyCount "134"] [EventDate "2021.??.??"] [WhiteTeam "Russia 2"] [BlackTeam "Croatia"] [BlackTeamCountry "CRO"] {[%evp 12,134,36,27,27,23,26,28,27,-20,-23,-28,0,-50,-41,-79,-58,-99,-113,-97, -90,-105,-90,-96,-97,-105,-87,-90,-104,-97,-97,-115,-102,-100,-99,-96,-86,-107, -132,-130,-140,-139,-154,-129,-113,-156,-146,-89,-125,-163,-126,-208,-205,-191, -187,-203,-219,-211,-204,-222,-220,-225,-224,-224,-200,-232,-222,-204,-202, -220,-214,-194,-206,-221,-234,-238,-201,-282,-218,-263,-244,-249,-243,-254, -250,-338,-357,-356,-341,-345,-337,-345,-343,-346,-357,-350,-339,-336,-330, -322,-264,-291,-244,-350,-344,-303,-298,-707,-669,-618,-586,-574,-541,-685, -674,-747,-667,-807,-807,-807,-807,-807,-806,-756,-419]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 {(B90 Sicilian: Najdorf)} e5 7. Nde2 h5 { Inhibits g4.} 8. g3 Be7 9. Bg2 b5 {[%CAl Bb7b5,Bb5b4][%mdl 32] White has an edge.} 10. a4 (10. Nd5 $142) 10... b4 $1 $11 11. Nd5 a5 12. O-O (12. Be3 $1 $11 Nbd7 13. c4) 12... Nxd5 $15 13. exd5 (13. Qxd5 $15 Ra6 14. c3) 13... Ba6 $17 14. Re1 (14. c3 $1 $15) 14... Nd7 {[%CAl Bb8d7,Bd7c5,Bc5d3,Bd3e1][%mdl 32]} 15. c3 Nc5 $1 {Hoping for ...0-0.} 16. cxb4 axb4 17. Bd2 Nd3 {[%csl LRb2,LRe1]} 18. Nc1 Nxe1 19. Bxe1 {[#]} Bb5 $1 20. b3 (20. Nd3 Bxd3) 20... Bd7 21. Na2 { [%CAl Bc1a2,Ba2b4,Bb4d3][%mdl 32]} h4 {...hxg3 is the strong threat.} 22. g4 Bg5 $1 {White must now prevent ...f5.} 23. Nxb4 Bf4 $1 24. Nd3 Bh6 {aiming for ...0-0.} 25. Nb4 f5 26. Nc6 Qg5 {[%CAl Rf5g4]} 27. gxf5 Bxf5 {[%CAl Bd7f5, Bf5g6,Bg6f7][%mdl 32]} 28. Kh1 O-O 29. a5 (29. Ra2 $142) 29... e4 $40 {[%CAl Be5e4,Be4e3,Be3e2][%mdl 160] Black wants a kill.} 30. a6 (30. Bb4 $17 Bh7 31. Qe1) 30... e3 $19 31. Qd4 (31. f4 $17 Qf6 32. Ra4) 31... Rae8 $1 (31... e2 32. a7 $11) 32. a7 (32. fxe3 $2 Be4 $1 {[%mdl 512]} 33. Qxe4 Rxe4 $19) 32... Bg6 $1 ({Less strong is} 32... e2 33. b4 $11) 33. f3 e2 $1 {[%CAl Og6e4]} 34. Bxh4 Qe3 35. Qxe3 Bxe3 36. Be1 Kh7 $1 37. Ra2 {[#]} Bf7 $1 38. Rxe2 {[#]} Bxa7 {[%mdl 576] Discovered Attack} 39. Rxe8 Rxe8 40. Bg3 Bb6 41. Bxd6 Bxd5 42. Ne5 Rd8 43. Be7 Ra8 ({Weaker is} 43... Bxb3 44. Bxd8 Bxd8 45. f4 $11) 44. Bd6 {Inhibits Bc7.} (44. Bf1 {was worth a try.}) 44... Bxb3 45. f4 Ra4 46. Ng4 Ra2 47. Be4+ Kg8 48. Be5 Rd2 49. Bc3 Re2 50. Bf3 Rc2 51. Be5 Be6 52. Be4 Re2 53. Bf3 Rd2 54. Be4 Bd4 {Threatens to win with ...Bxg4.} 55. Bd6 Re2 56. Bf3 Rb2 {And now ... Kf7 would win.} 57. Bg2 (57. Be4 $142) 57... Bf5 58. Ne5 Rc2 59. Nc6 $2 (59. Bf3) 59... Rc1+ {Black is clearly winning.} 60. Kh2 Bg1+ 61. Kg3 Rc3+ 62. Kh4 g6 {[%CAl Bg7g6,Bg6f5][%mdl 32]} 63. Ne7+ Kf7 64. Nxf5 gxf5 65. Kh5 {[#]} Bd4 $1 {Strongly threatening ...Kf6.} 66. Bb4 Rc8 {( -> ...Bf6)} 67. Kh6 Rh8+ { Weighted Error Value: White=0.19 (very precise) /Black=0.02 (flawless)} 0-1