[Event "City Championship 2007"] [Site "Memphis, TN"] [Date "2007.02.23"] [Round "6"] [White "Sims, Carlos"] [Black "O'Bar, Sam"] [Result "1-0"] [ECO "A45"] [WhiteElo "1902"] [BlackElo "1795"] [Annotator "Fritz 9 (30s)"] [PlyCount "71"] [EventDate "2007.??.??"] {A45: Trompowsky Attack} 1. d4 Nf6 2. Bg5 e6 3. e4 {last book move} Be7 { Black has a cramped position. Black's piece can't move: c8} 4. e5 {White threatens to win material: e5xf6} Nd5 5. Bxe7 Qxe7 {Black's piece can't move: c8} 6. c4 {White threatens to win material: c4xd5} Nb6 7. c5 {White wins space} (7. Bd3 Nc6 8. Nf3 d6 9. exd6 cxd6 $14) 7... Nd5 $11 8. Bc4 {Black has a cramped position. Black's piece can't move: c8} O-O 9. Bxd5 exd5 10. Nc3 c6 { Prevents intrusion on b5+d5} 11. f4 (11. Nf3 $5 $11) 11... b6 $15 12. b4 Na6 13. a3 {Consolidates b4} bxc5 14. bxc5 Nxc5 (14... Nc7 $142 $11 {and Black hangs on}) 15. dxc5 $16 Qxc5 16. Nge2 Ba6 17. Qd4 Qe7 18. O-O Bc4 (18... f6 $5 $16) 19. Rfe1 $18 Rfb8 $2 (19... Qd8 $142 $18) 20. Ng3 g6 (20... Bb3 $18) 21. Nge4 $1 {the knock-out blow} Rb3 (21... dxe4 {Theme: Deflection from c4} 22. Qxc4) 22. Nf6+ Kg7 23. Nxd7 Rd8 (23... c5 {is no salvation} 24. Nxc5 (24. Nxd5 $6 {is clearly weaker} cxd4 25. Nxe7 Rb7 $18) 24... Rb6 25. e6+ f6 26. Rab1 $18 ) 24. e6+ f6 25. Ne4 $1 {puts the final touch} dxe4 {Deflection from c4.} 26. Qxc4 Rxa3 27. Rxa3 Qxa3 28. Qd4 Qe7 29. Rxe4 (29. Qxa7 {makes it even easier for White} c5 $18) 29... c5 30. Qc3 (30. Qd5 $142 $18 {seems even better}) 30... a5 (30... a6 $18 {is the last straw}) 31. g4 Rxd7 32. exd7 Qxd7 33. g5 Qd1+ (33... Qg4+ 34. Kf2 Qd7 35. gxf6+ Kf7 36. Re7+ Qxe7 37. fxe7 Kxe7 38. Qxc5+ Kd7 39. Qxa5 h5 40. Qd5+ Kc7 41. Qf7+ Kb8 42. h4 Ka8 43. Qc7 g5 44. hxg5 h4 45. g6 h3 46. g7 h2 47. g8=Q#) 34. Kf2 Kf8 (34... Qd6 35. gxf6+ Kf7 36. Re7+ Qxe7 37. fxe7 Kxe7 38. Qxc5+ Kd7 39. Qxa5 Kc6 40. Qa8+ Kb5 41. Qb7+ Ka4 42. Ke2 Ka5 43. Kd3 g5 44. Kc4 gxf4 45. Qb5#) 35. Qxc5+ (35. Qxf6+ Kg8 36. Re8#) 35... Kg8 (35... Qd6 {cannot change what is in store for ?} 36. Qxd6+ Kg8 37. Re8+ Kg7 38. Qxf6#) 36. Re8+ (36. Re8+ Kg7 37. Qe7#) 1-0