[Event "Idaho Open"] [Site "Boise (ID)"] [Round "2"] [White "Buckendorf Glen (ID)"] [Black "Chappuis Gaston (UT) (+)"] [Result "0-1"] [ECO "B32"] [Opening "Sicilian: Open, 2...Nc6"] 1. e4 {Notes by George Krauss, Jr.} c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Bc4 e6 7. a3 {7. a4 is better as it retards the Black queenside.} Be7 8. O-O Nf6 9. Kh1 O-O 10. f4 Qc7 11. Ba2 b5 {See note for move 7.} 12. Nf3 Rd8 13. Qe1 Bb7 14. Bd2 d5 {With this move Black gains the advantage. Where has White gone astray? Possibly 9. Kh1 and 10. f4 should have been delayed until the queen's Rook was developed.} 15. e5 Ne4 {Logical and sound. If 16. Nxe4 dxe4 17. Qxe4? Nb4 18. Qe2 Nxa2 19. Rxa2 Qxc2 and the pin on the Bishop will prove decisive.} 16. Rd1 Nxd2 17. Rxd2 b4 18. Nb1 a5 (18... Rac8 19. c4 dxc4 20. Bxc4 Na5 21. Ba2 (21. Be2 Nb3 22. Rxd8+ Rxd8 23. axb4 Qc2) 21... b3) 19. Nd4 {? 19. Nd4 losing a pawn. 19. c4 might just equalize if Black attempts 19. ... Ba6 20. Qc1 and 21. Rfd1. This leads me to believe that Black's 18. ... a5 is not the best. The big drawback of 19. ... a5 is that it takes away Black's retort of .. . Na5, if White plays the equalizer c4 digesting all of this, a possibility would be 18. ... Rac8 19. c4 dxc4 20. Bxc4 Na5 21. Be2 (if 21. Ba2 b3) Nb3 22. Rxd8+ Rxd8 23. axb4 Qc2 which looks very promising if not winning.} (19. c4 Ba6 20. Qc1) 19... Nxd4 20. Rxd4 Qxc2 21. Rd2 Qa4 22. Rf3 Rac8 23. Bb3 Qb5 24. Qd1 d4 25. Rg3 Be4 26. h3 Qc6 27. axb4 axb4 {27. ... Qc1 threatens the Knight and ties dow the White Queen. If 28. Na3 Bxb4 29. Re2 Bd5! as played. White develops annoying counterplay.} (27... Qc1 28. Na3 Bxb4 29. Re2 Bd5) 28. Qg4 Bf8 29. Rd1 Bc2 30. Bxc2 Qxc2 31. Nd2 Qg6 {Black's first actual error. 31. ... Qxb2 32. Ne4 Rc1 will suffice.} 32. Qf3 Qc2 33. Ne4 Kh8 34. Kh2 h6 35. Rd2 Qb1 36. f5 exf5 37. Qxf5 Rc1 38. Rf3 Rh1+ 39. Kg3 Qa2 40. Nd6 {White has managed to survive and actually has the better of it with 40. Qxf7 Qxf7 41. Rxf7.} (40. Qxf7 Qxf7 41. Rxf7) 40... Bxd6 41. exd6 Rxd6 42. Qc8+ {This is questionable. Glen would still draw with 42. Qxf7.} Kh7 43. Qf5+ Rg6+ 44. Kf4 Qc4 45. Qd3 Qc7+ 46. Ke4 Re1+ 47. Kxd4 {Glen played the last 10 moves in little time.} {#R} 0-1