[Event "USA-ch"] [Site "Chicago"] [Date "1974.??.??"] [Round "9"] [White "Browne, Walter Shawn"] [Black "Bisguier, Arthur B"] [Result "1-0"] [Annotator "Modern Chess Sacrifice (Preventive)"] [ECO "C42"] [WhiteElo "2575"] [BlackElo "2435"] [WhiteFideId "-1"] [BlackFideId "-1"] [PlyCount "79"] [GameId "2243078829109744"] [EventDate "1974.07.??"] [EventType "tourn"] [EventRounds "13"] [EventCountry "USA"] [EventCategory "9"] [SourceTitle "MCD-ch"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. c4 Nb4 9. cxd5 Nxd3 10. Qxd3 Qxd5 11. Re1 Bf5 12. Nc3 Nxc3 13. Qxc3 c6 {White has open open file to the black ?, he intends to use it!} 14. Bh6 Rg8 (14... gxh6 15. Re5 Qd7 16. Rae1 Be6 17. d5 cxd5 18. Rxe6 fxe6 19. Qxh8+ Bf8 20. Nd4 $16) 15. Re5 Qd7 16. Rae1 {A common leit motif: pinning the ? to the ?} Be6 17. Ng5 O-O-O 18. Nxf7 Bxf7 19. Rxe7 Qxd4 20. Rxf7 Qxc3 21. bxc3 gxh6 22. Rb1 Rg5 23. h4 Rb5 24. Rxb5 cxb5 25. Rxh7 Rd1+ 26. Kh2 Rd2 27. Rxh6 Rxa2 28. h5 Rxf2 29. Rh8+ Kc7 30. h6 Kb6 31. Kh3 a5 32. g4 b4 33. cxb4 axb4 34. Re8 Rf1 35. Kg2 Rf7 36. g5 Rf5 37. h7 Rxg5+ 38. Kf3 Rh5 39. h8=Q Rxh8 40. Rxh8 1-0 [Event "URS"] [Site "Soviet Union"] [Date "1968.??.??"] [Round "?"] [White "Petrosian, Arshak B"] [Black "Gusev"] [Result "1-0"] [ECO "C41"] [WhiteFideId "-1"] [BlackFideId "-1"] [PlyCount "39"] [GameId "2242982413805469"] [EventDate "1968.??.??"] [EventType "game"] [EventRounds "9"] [EventCountry "URS"] [Source "ChessBase"] [SourceVersion "1"] [SourceVersionDate "2009.11.30"] [SourceQuality "1"] 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 O-O 7. Qd2 a6 8. O-O-O b5 9. f3 b4 10. Nd5 Nxd5 11. exd5 a5 12. g4 Bb7 13. Nf5 Bf6 14. h4 Qd7 15. Bg5 Qd8 16. Re1 Nd7 {[#]} 17. Re7 Kh8 18. Rxd7 Bxb2+ 19. Kxb2 Qxd7 20. Bf6 1-0