[Event "Pawn Power Open"] [Site "Memphis"] [Date "2004.04.18"] [Round "4"] [White "Maneclang, Tony"] [Black "Trevino, Jose"] [Result "0-1"] [ECO "D91"] [WhiteElo "1552"] [BlackElo "1913"] [Annotator "Fritz 9 (30s)"] [PlyCount "110"] [EventDate "2004.??.??"] {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 c6 6. e3 O-O {last book move} 7. Rc1 Nbd7 8. Bd3 dxc4 9. Bxc4 {Black's piece can't move: c8} Nb6 {Black threatens to win material: Nb6xc4} 10. Bd3 Bg4 11. h3 Bxf3 12. gxf3 {White has the pair of bishops} Nbd5 13. Qd2 Nxc3 14. bxc3 ({ Worse is} 14. Rxc3 Qd5 15. e4 Qxd4 $17) 14... Qa5 (14... h6 15. Bxf6 exf6 16. Rb1 $11) 15. e4 e5 16. Be3 Rfe8 (16... Nh5 17. Rb1 $11) 17. Rc2 (17. O-O exd4 18. cxd4 Qxd2 19. Bxd2 Nh5 $11) 17... Rad8 $11 18. f4 $4 {throwing away the advantage} (18. O-O $142 $11 {was a good chance to save the game}) 18... exd4 ( 18... exf4 $142 $5 {might be the shorter path} 19. Bxf4 Nxe4 20. Bxe4 Rxe4+ 21. Be3 $19) 19. cxd4 Qxd2+ 20. Kxd2 (20. Bxd2 $4 Nxe4 21. Be3 Bxd4 22. Bxd4 Rxd4 23. Bxe4 Rexe4+ 24. Kf1 Rd1+ 25. Kg2 Rxh1 26. Kxh1 Rxf4 $19) 20... Nxe4+ 21. Ke2 $2 (21. Bxe4 Rxe4 22. Kd3 f5 $19) 21... Bxd4 (21... Ng3+ $142 $1 {nails it down} 22. fxg3 Bxd4 $19) 22. Bxe4 Rxe4 23. Kf3 f5 24. Rd1 Rd6 25. Rd3 c5 26. Bxd4 cxd4 (26... Rexd4 {makes it even easier for Black} 27. Re3 b6 28. Re8+ Kf7 29. Rce2 Rd3+ 30. Kg2 $19) 27. Rc8+ $2 (27. Rc7 $142 $5 $17) 27... Kf7 $19 28. Rc7+ Re7 29. Rc4 Red7 30. a4 Kf6 31. h4 Kg7 32. Kg3 a6 33. Rb4 Rd5 34. Kf3 Kh6 35. Kg3 Kh5 36. Kh3 (36. Rc4 b5 37. Rb4 h6 $19) 36... h6 (36... a5 $5 {seems even better} 37. Rc4 $19) 37. Kg3 b5 38. axb5 a5 (38... axb5 $142 {and Black can already relax} 39. f3 R7d6 $19) 39. Ra4 Rxb5 40. Raxd4 Rxd4 41. Rxd4 Rb3+ 42. f3 Ra3 43. Rd6 a4 44. Ra6 Ra1 45. Ra5 (45. Rc6 {hardly improves anything} a3 46. Ra6 a2 $19) 45... a3 46. Ra4 a2 47. Kh2 Kxh4 48. Ra3 (48. Kg2 {is no salvation} g5 49. fxg5+ Kxg5 $19) 48... g5 49. fxg5 hxg5 50. Ra4+ (50. Ra8 { does not solve anything} g4 51. f4 g3+ 52. Kg2 Kg4 $19) 50... Kh5 (50... f4 { keeps an even firmer grip} 51. Kg2 $19) 51. Kg2 Kg6 (51... f4 $142 {might be the shorter path} 52. Ra8 $19) 52. Ra6+ Kf7 53. Ra7+ Ke6 54. Ra6+ Kd5 55. Kf2 ( 55. Ra8 $19 {hoping against hope}) 55... Rh1 (55... Rh1 56. Ra5+ Kc6 $19) 0-1