[Event "Pawn Power Open"] [Site "Memphis"] [Date "2004.04.17"] [Round "1"] [White "Beatty, Mark"] [Black "Clark, Philip"] [Result "1/2-1/2"] [ECO "A02"] [WhiteElo "1482"] [BlackElo "1310"] [Annotator "Fritz 9 (30s)"] [PlyCount "105"] [EventDate "2004.??.??"] {A02: Bird's Opening} 1. f4 e6 2. b3 d5 3. Bb2 Nf6 4. e3 c5 5. Nf3 Nc6 6. Bb5 Bd7 7. O-O a6 8. Bxc6 Bxc6 {last book move} 9. d3 b5 10. Nbd2 Be7 11. Qe1 O-O 12. Ne5 {White threatens to win material: Ne5xc6} Bb7 13. Ndf3 Nd7 14. Qg3 Bf6 (14... f6 15. Nxd7 Qxd7 16. a3 $11) 15. Rae1 (15. Nxd7 $142 $5 Bxb2 16. Nxf8 Qxf8 17. Rad1 $16) 15... Nxe5 $11 16. Bxe5 Bxe5 17. Nxe5 f6 18. Nf3 Qa5 { Black threatens to win material: Qa5xa2} 19. Ra1 (19. d4 cxd4 20. exd4 Rae8 $15 ) 19... Rac8 {Black plans c4} (19... Qc3 20. Rac1 $15) 20. Nh4 {White prepares f5} (20. a4 Qc3 21. axb5 axb5 $15) 20... c4 (20... Qc3 21. Qf2 $17) 21. f5 (21. Nf3 $142 $5 $11 {is worthy of consideration}) 21... e5 $17 22. d4 exd4 23. exd4 Rfe8 24. Rfe1 Qd2 25. Qf2 Rxe1+ (25... Qc3 $142 $5 $17) 26. Rxe1 $11 Qxf2+ 27. Kxf2 cxb3 28. cxb3 Kf7 29. g4 g6 30. Ng2 b4 31. Nf4 a5 32. Ne6 Ba6 (32... Rc2+ $142 $5 {might be a viable alternative} 33. Kg3 Bc8 $11) 33. Nc5 $16 {White threatens to win material: Nc5xa6} Bb5 34. Kf3 Rc7 (34... Re8 35. Rxe8 Kxe8 36. Nb7 $11) 35. Re6 {Manoeuvre Ne1-e6-d6-d7-c5} (35. a4 Bd7 36. Nxd7 Rxd7 37. Rc1 $18) 35... Bf1 (35... Rc6 $142 $5 $14 {must be considered}) 36. Rd6 $16 Re7 ( 36... gxf5 $142 37. gxf5 Ke7 38. Rxd5 h5 $18) 37. Rd7 $4 {there were better ways to keep up the pressure} (37. Rxd5 $142 {White would have gained the upper hand} Be2+ 38. Kf4 g5+ 39. Kg3 $18) 37... Rxd7 $15 38. Nxd7 {A minor pieces endgame occured} (38. fxg6+ Kxg6 39. Nxd7 Bd3 $15) 38... Ke7 {Black threatens to win material: Ke7xd7} (38... gxf5 $5 {should be examined more closely} 39. gxf5 Bd3 $17) 39. Nc5 {Praise the knight!} Bb5 40. h4 Bd7 $4 { ruins a very nice position} (40... gxf5 41. gxf5 h5 42. Kf4 $11) 41. Kf4 { White intends g5} (41. Nxd7 $142 {and White wins} Kxd7 42. fxg6 hxg6 43. h5 gxh5 44. gxh5 $18) 41... Be8 $11 42. g5 fxg5+ (42... gxf5 $5 {is an interesting alternative} 43. Nb7 fxg5+ 44. hxg5 Kd7 $11) 43. Kxg5 $16 gxf5 44. Kxf5 (44. Nd3 $142 $14) 44... Kf7 $2 (44... Kd6 $142 $11 {and Black could well hope to play on}) 45. Nb7 Bd7+ (45... Ke7 46. Ke5 Bc6 47. Nd6 $18) 46. Ke5 a4 47. Kxd5 (47. Nc5 $5 axb3 48. axb3 Bb5 $18) 47... axb3 (47... Be6+ 48. Kc5 Bxb3 49. Kxb4 (49. axb3 $4 a3 $19) 49... Bxa2 50. Nc5 $14) 48. axb3 {White has a new passed pawn: d4.} (48. Nd6+ $5 Kf6 49. axb3 Be6+ 50. Kc5 Bxb3 51. Kxb4 $16) 48... Be6+ $14 {Black skewers: b3} 49. Kc5 {White threatens to win material: Kc5xb4} Bxb3 50. Kxb4 Bd5 {Black threatens to win material: Bd5xb7} 51. Nd6+ Kg6 52. Kc5 Bf3 53. d5 1/2-1/2