[Event "Mid-South Open"] [Site "Memphis, TN"] [Date "2007.12.01"] [Round "5"] [White "Palatnik, Sam"] [Black "Schoumacher, Bob"] [Result "1/2-1/2"] [ECO "E15"] [WhiteElo "2538"] [BlackElo "1469"] [Annotator "Fritz 9 (30s)"] [PlyCount "107"] [EventDate "2007.??.??"] {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 b6 5. Bg2 Bb7 6. d5 exd5 7. Nh4 g6 8. Nc3 Bg7 9. Bg5 {last book move} Qc8 10. Nb5 O-O 11. cxd5 a6 {Black threatens to win material: a6xb5} 12. Nd6 Qc7 13. Nxb7 Qxb7 14. Bf4 Nh5 (14... Re8 15. Qc2 $14) 15. Bd6 $16 Bxb2 16. Rb1 {White threatens to win material: Rb1xb2} (16. Bxf8 $5 Kxf8 17. d6 Bc3+ 18. Kf1 $16) 16... Bc3+ $14 17. Kf1 {White loses the right to castle} Rc8 18. Qb3 {White threatens to win material: Qb3xc3} Bg7 19. Qxb6 Qxb6 {Black has a mate threat} 20. Rxb6 c4 21. e3 {Consolidates d4+f4} a5 22. Ke2 {White king safety dropped} Na6 23. Rc1 (23. a3 Nc5 $14) 23... Nb4 $11 24. a3 (24. Bxb4 $142 $5 {should be examined more closely} axb4 25. Rxb4 Rxa2+ 26. Kd1 Rxf2 27. Rcxc4 $15) 24... Bb2 $17 25. Rf1 Bxa3 26. Be4 (26. Ra1 Bb2 27. Ra4 $17) 26... Nf6 $4 {throwing away the advantage} (26... f5 27. Bf3 c3 28. Bxh5 c2 $17 (28... Nxd5 $6 29. Bxa3 Nxb6 30. Bf3 $14)) 27. Bxb4 $15 axb4 28. Rxf6 b3 {Is this a dangerous pawn?} 29. Rb6 Rab8 30. Rxb8 {White pins: Rb8xc8} Rxb8 31. Nf3 f5 {Black threatens to win material: f5xe4} 32. Bb1 Bb2 33. h3 ( 33. Nd2 Rb4 $14) 33... d6 {Secures e5} (33... Kg7 $5 $11 {should not be overlooked}) 34. g4 $14 fxg4 (34... f4 35. exf4 Rb4 36. Ke3 $16) 35. hxg4 $16 c3 (35... Bg7 36. Rc1 c3 37. Kd3 $16) 36. Nd4 c2 37. Nxc2 bxc2 38. Bxc2 Ba3 ( 38... Rc8 39. Kd2 $16) 39. g5 Rb2 40. Kd3 Bc5 41. Ra1 Rb8 42. Ra4 Kg7 43. Re4 Rf8 44. f4 Kf7 45. Ba4 Ra8 46. Bc6 (46. Bd7 Ra7 47. Bh3 Re7 $16) 46... Ra3+ 47. Ke2 Ra7 48. Rc4 Ra5 (48... Ra3 49. e4 $16) 49. Kf3 Ra3 50. Re4 Ra7 51. Re6 Re7 52. Rf6+ Kg7 53. e4 h6 (53... Bb4 54. Re6 Kf7 55. f5 $18) 54. Re6 $18 1/2-1/2