[Event "World Open"] [Site "Philadelphia"] [Date "1991.??.??"] [Round "?"] [White "Palatnik"] [Black "Gurevich"] [Result "1-0"] [ECO "A34"] [Annotator "Fritz 11 (57s)"] [PlyCount "59"] [EventDate "1991.??.??"] {A34: Symmetrical English: 2 Nc3, lines with ...d5} 1. c4 c5 2. Nf3 Nf6 3. Nc3 b6 4. e4 d6 5. d4 cxd4 6. Nxd4 e6 7. g3 Bb7 8. Bg2 Nbd7 9. O-O a6 10. b3 Qc7 11. Bb2 Be7 12. Qe2 O-O 13. f4 Rfe8 14. f5 Bf8 15. fxe6 fxe6 {last book move. Black has a cramped position.} 16. Bh3 {White threatens to win material: Bh3xe6 } Nc5 {Increasing the pressure on the isolated pawn on e4} 17. Rxf6 gxf6 { Black wins the exchange} 18. b4 {White threatens to win material: b4xc5} e5 { Black threatens to win material: e5xd4} 19. Nc2 (19. Nf5 Ne6 $16) 19... Ne6 20. Bxe6+ Rxe6 21. Qg4+ {White forks: e6+g8} Kf7 22. Ne3 Bg7 $2 (22... b5 $142 $5 $11 {and Black could well hope to play on}) 23. Ncd5 $18 Qc6 $2 (23... Bxd5 $142 $5 24. cxd5 Ree8 $16) 24. Rf1 Rg8 25. Nf5 Qxc4 (25... Qc8 26. Nde7 $1 { Decoy: e7} Qd8 27. Qh5+ Kf8 28. Nxg8 Kxg8 $18) 26. Rc1 Bxd5 27. Qh5+ Kf8 28. exd5 Qxc1+ 29. Bxc1 Re8 30. Bh6 (30. b5 Rc8 31. Ba3 Rc5 32. Bxc5 bxc5 33. bxa6 Bh8 34. a7 Rg6 35. a8=Q+ Kf7 36. Qxh7+ Rg7 37. Qag8#) 1-0