[Event "Friday Night Fun Returns!"] [Site "Memphis"] [Date "2008.04.11"] [Round "2"] [White "Knowles, Chase"] [Black "Horobetz, Graham"] [Result "0-1"] [ECO "B23"] [WhiteElo "1564"] [BlackElo "1657"] [Annotator "Fritz 11 (57s)"] [PlyCount "113"] [EventDate "2008.??.??"] {B23: Closed Sicilian: Lines without g3} 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. b3 Bg7 5. Bb2 d6 {last book move} 6. d3 (6. Nf3 Nf6 7. Qe2 O-O $15) 6... a6 {Controls b5} (6... Nf6 7. Nf3 $15) 7. g3 b5 8. Rb1 Nh6 9. Qd2 Nd4 10. Nge2 $4 (10. Bg2 O-O $11) 10... e5 (10... Nf3+ $142 {ends the debate} 11. Kd1 Nxd2 12. Kxd2 Qa5 $19) 11. Nxd4 cxd4 12. Ne2 (12. Nd5 O-O $15) 12... Ng4 (12... O-O 13. Bg2 $17) 13. h3 {White threatens to win material: h3xg4} Ne3 14. c3 Nxf1 15. Rxf1 (15. Kxf1 $142 $5 {is an interesting idea} dxc3 16. Nxc3 $15) 15... dxc3 16. Bxc3 ( 16. Nxc3 Bxh3 17. Rf2 Rc8 $19) 16... Bxh3 $19 17. Rh1 Bg4 18. fxe5 Bxe2 $4 { letting the wind out of his own sails} (18... dxe5 19. Bb4 $19) 19. Qxe2 $4 { releasing the pressure on the opponent} (19. exd6 $142 {and White can hope to live} Qxd6 20. Kxe2 $14) 19... Rc8 $17 20. Qd2 h5 21. Ba5 (21. d4 dxe5 22. d5 h4 $17) 21... Qd7 $19 22. exd6 Qxd6 23. Rg1 (23. Rh3 Qd4 24. Qf2 Qxd3 $19) 23... O-O 24. Kd1 $4 {terrible, but the game is lost in any case} (24. Bb4 $142 Qd4 25. Kf1 $19) 24... Qd4 (24... Bh6 $142 $1 {secures the win} 25. Bb4 Qd4 26. Qxh6 Qxd3+ 27. Ke1 Qxb1+ 28. Kf2 Qxa2+ 29. Bd2 $19) 25. Rg2 (25. Re1 {doesn't get the bull off the ice} Bh6 $3 {Double attack: b1/d2} 26. Bb6 Bxd2 (26... Qxb6 $6 27. Qxh6 Qf2 28. Qd2 Qf3+ 29. Qe2 Qxg3 30. Rc1 $19) 27. Bxd4 Bxe1 28. Kxe1 Rfd8 $19) 25... Bh6 $1 {Deflection: b1} 26. Bb6 (26. Qxh6 Qxd3+ {Double attack} (26... Qxd3+ {Deflection})) 26... Qf6 (26... Qxb6 $142 $5 {makes it even easier for Black} 27. Qxh6 Qd4 28. Qd2 $19) 27. Qf2 Qc3 28. Qc2 (28. Qd4 Qxd4 29. Bxd4 $19) 28... Qf6 $4 {Black has a mate threat. instead of simply winning the game} (28... Qb4 {might be the shorter path} 29. Qe2 f5 30. Rf2 $19 ) 29. Qf2 Qd6 30. Qd4 Qxd4 31. Bxd4 Rfd8 32. Bb6 Rxd3+ 33. Ke1 Be3 34. Ba5 Ba7 35. Rd2 (35. Rd1 Re3+ 36. Kf1 Rxe4 $19) 35... Re3+ 36. Re2 (36. Kf1 $19) 36... Rxg3 37. Rbb2 (37. Kd2 {hardly improves anything} h4 $19) 37... Bd4 (37... h4 $142 $5 {keeps an even firmer grip} 38. Kd1 h3 39. Rh2 $19) 38. Rbc2 Rd8 (38... Rxc2 {seems even better} 39. Rxc2 Rg4 40. Kf1 $19) 39. Rg2 (39. Bxd8 {and White can already relax} Bc3+ 40. Kf1 b4 $18) 39... h4 (39... Rxg2 $142 { and the rest is a matter of technique} 40. Rxg2 Re8 $19) 40. Rxg3 $18 hxg3 ( 40... Re8 {does not save the day} 41. Rg4 Be5 $18) 41. Bc3 (41. Bxd8 $142 { nails it down} b4 42. Bc7 $18) 41... Re8 (41... Rc8 $142 {and Black has triumphed} 42. Bxd4 Rxc2 43. Kf1 Rxa2 44. Kg1 $19) 42. Bxd4 (42. Bb4 {cannot undo what has already been done} Rxe4+ 43. Kf1 Rf4+ 44. Kg2 Rf2+ 45. Rxf2 gxf2 $19) 42... Rxe4+ 43. Kf1 Rxd4 44. Kg2 Rd3 45. b4 (45. Rc6 {there is nothing else anyway} Rd2+ 46. Kxg3 Rxa2 47. Rb6 $19) 45... f5 46. Rc6 (46. Kh3 { does not solve anything} Kg7 47. Rc7+ Kh6 $19) 46... Kf7 47. Rxa6 (47. Kh3 { is still a small chance} f4 48. Rc1 $19) 47... f4 48. a4 bxa4 (48... Rd2+ 49. Kf3 g2 50. Ra7+ Ke6 51. Ra8 g1=Q 52. Re8+ Kf5 53. Rf8+ Kg5 54. Rf5+ Kxf5 55. axb5 Qe3#) 49. Rxa4 Rd2+ 50. Kf1 f3 51. Ra1 Rb2 (51... Rh2 52. Ra7+ Ke6 53. Rh7 Rb2 54. Ke1 g2 55. Re7+ Kxe7 56. b5 g1=Q#) 52. Ra7+ (52. Rc1 {does not improve anything} Rh2 53. Rc7+ Ke8 54. Rh7 Rb2 55. Rh8+ Ke7 56. Rh7+ Ke6 57. Ke1 g2 58. Re7+ Kxe7 59. b5 g1=Q#) 52... Kf6 53. Ra6+ (53. Ra1 {does not help much} Rh2 54. Ke1 Rh1+ 55. Kd2 Rxa1 56. Ke3 f2 57. Kf3 f1=Q+ 58. Ke3 Rd1 59. Ke4 Qf2 60. b5 Rd4#) 53... Kg5 54. Ra5+ (54. Ra1 {is not much help} Kg4 55. Kg1 Kh3 56. Rf1 Rg2+ 57. Kh1 f2 58. Rxf2 gxf2 59. b5 f1=Q#) 54... Kg4 55. Ra1 (55. Re5 { does not win a prize} g2+ 56. Kg1 Rb1+ 57. Re1 Rxe1+ 58. Kf2 g1=Q#) 55... Rh2 ( 55... g2+ 56. Kg1 Kg3 57. Rf1 Rb1 58. Rxb1 f2#) 56. Kg1 f2+ 57. Kf1 0-1