[Event "TePe Sigeman Co 2023"] [White "Gelfand,Boris"] [Black "Erigaisi Arjun"] [Site "Malmo"] [Round "1.1"] [Annotator "TA"] [Result "0-1"] [Date "2023.05.04"] [WhiteElo "2678"] [BlackElo "2701"] [PlyCount "82"] [TimeControl "60"] {[%evp 12,82,47,41,57,54,58,54,52,61,45,47,62,74,65,64,70,66,69,0,15,23,19,-59,-52,-53,-58,-59,-58,-221,-228,-210,-214,-227,-221,-214,-212,-212,-222,-218,-216,-354,-378,-425,-407,-467,-491,-487,-482,-488,-482,-457,-435,-522,-499,-530,-501,-566,-543,-569,-544,-656,-633,-679,-677,-662,-658,-627,-610,-664,-575,-650,-625]} 1. d4 {[%emt 0:0:2]} Nf6 {[%emt 0:0:9]} 2. c4 {[%emt 0:0:4]} e6 {[%emt 0:0:5]} 3. Nf3 {[%emt 0:0:4]} d5 {[%emt 0:0:6]} 4. g3 {[%emt 0:0:8]} dxc4 {[%emt 0:0:8]} 5. Bg2 {[%emt 0:0:4]} Nbd7 {[%emt 0:0:7]} 6. O-O {[%emt 0:0:41]} c6 {[%emt 0:0:6]} 7. a4 {[%emt 0:0:13]} b6 {[%emt 0:0:6] E04: Open Catalan: 5 Nf3.} 8. Nfd2 {[%emt 0:0:18][%csl Yc4,Yc6]} Ba6 {[%emt 0:0:8]} 9. Bxc6 {[%emt 0:0:33]} Rc8 {[%emt 0:0:7] White is slightly better.} 10. Bb5 {[%emt 0:2:13]} Bb7 {[%emt 0:0:17]} 11. Nc3 {[%emt 0:0:13]} h5 {[%emt 0:0:19]} 12. e4 {[%emt 0:4:8]} h4 {[%emt 0:0:22] [#]} 13. g4 $146 {[%emt 0:26:48]} ({Predecessor:} 13. Re1 hxg3 14. hxg3 Bb4 15. Bxc4 Qe7 16. Bf1 Qf8 17. Bg2 Qg8 18. Qe2 Qh7 19. d5 {0-1 Makhnyov,D (2379)-Kostenko,P (2440) KAZ-ch Almaty 2017 (3)} )Bb4 {[%emt 0:0:58]} 14. Qe2 $1 {[%emt 0:1:7]} O-O {[%emt 0:0:37]} 15. Bxc4 {[%emt 0:9:34]} ({Better is} 15. g5 $14 )Nb8 $11 {[%emt 0:29:39][%cal Yd7b8,Yb8c6,Yc6e5,Ye5f3][%mdl 32] And now ...Nc6 would win.} 16. g5 {[%emt 0:0:55]} Ne8 {[%emt 0:1:24]} 17. Qe3 {[%emt 0:7:37]} (17. Nf3 $11 Bxc3 18. bxc3 )Nc6 $1 $15 {[%emt 0:2:48]} 18. d5 {[%emt 0:3:38]} Ne5 {[%emt 0:2:29]} 19. Ba2 {[%emt 0:6:9]} exd5 {[%emt 0:3:59]} 20. Nxd5 {[%emt 0:2:30] [#] Now White is beyond hope.} (20. exd5 $15 Ng6 21. Nde4 )Rxc1 $1 $19 {[%emt 0:1:9][%mdl 576] Decoy} 21. Nxb4 {[%emt 0:2:6]} (21. Rfxc1 $2 {loses.} Bxd2 22. Qe2 Qxg5+ 23. Kh1 Bxc1 $19 )Rxa1 {[%emt 0:0:34]} 22. Rxa1 {[%emt 0:0:5] [#]} Qxd2 {[%emt 0:0:23][%mdl 576] Remove Defender, Decoy} 23. Qxd2 {[%emt 0:0:9]} ({Wrong is} 23. Bxf7+ $2 Rxf7 24. Qxd2 Nf3+ 25. Kf1 Nxd2+ $19 )Nf3+ {[%emt 0:0:5]} (23... Bxe4 $2 24. Qf4 Nf3+ 25. Kf1 $18 )24. Kg2 {[%emt 0:0:13]} Nxd2 {[%emt 0:0:6] A dynamic duo of knights.} 25. f3 {[%emt 0:0:2]} a5 {[%emt 0:7:57]} 26. Nd5 {[%emt 0:3:29] [#]} (26. Rd1 $142 Nxe4 27. fxe4 Bxe4+ 28. Kh3 axb4 29. Rd4 )Bxd5 $1 {[%emt 0:0:24]} 27. Bxd5 {[%emt 0:0:3]} Nc7 {[%emt 0:0:9] ...Nxd5 would be deadly.} 28. Ba2 {[%emt 0:1:16]} Ne6 {[%emt 0:0:12] Black is clearly winning.} 29. g6 {[%emt 0:1:32]} Rc8 {[%emt 0:1:12]} 30. Kf2 {[%emt 0:1:46]} Kf8 {[%emt 0:9:7]} 31. Rd1 {[%emt 0:4:6]} Nc4 {[%emt 0:0:46]} 32. gxf7 {[%emt 0:0:7]} Kxf7 {[%emt 0:0:53]} 33. Rc1 {[%emt 0:1:22]} Nd6 {[%emt 0:0:8]} 34. Rxc8 {[%emt 0:0:2]} Nxc8 {[%emt 0:0:6]} 35. e5 {[%emt 0:0:7]} Ne7 {[%emt 0:3:11]} 36. Ke3 {[%emt 0:0:26]} Nf5+ {[%emt 0:0:55]} 37. Ke4 {[%emt 0:0:22]} g6 {[%emt 0:1:38]} 38. Kd5 {[%emt 0:3:5]} Ned4 {[%emt 0:1:35]} 39. Ke4+ {[%emt 0:0:14]} Ke7 {[%emt 0:0:10]} 40. Bb1 {[%emt 0:1:36]} Ne6 {[%emt 0:1:58] ...Nc5+ is the strong threat.} 41. Bc2 {[%emt 0:30:38]} h3 {[%emt 0:32:42] Weighted Error Value: White=0.31/Black=0.01 (flawless)} 0-1