B33: Sicilian: Pelikan and Sveshnikov Variations

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 last book move 6. Bc4 e6 Prevents intrusion on d5 7. Bg5 Bb4 8. Qd3?? releasing the pressure on the opponent 8. Nxc6 would bring relief 8... bxc6 9. Qf3= 8... Ne5 9. Qe2 Bxc3+ 10. bxc3 Qa5 10... Qc7 and Black wins 11. Bd2 Nxc4 12. Qxc4 Nxe4 13. Nb3 13. Nxe6!? is noteworthy 13... dxe6 14. Qxe4 13... Qf5 14. Be3 d5 15. Qb4 b5 15... Qg6 16. c4 16. Nd4 16. f3!? Nf6 17. O-O 16... Qe5 17. O-O Bb7 17... Bd7!? 18. Nxb5= Rc8 The pressure on the isolated pawn grows 18... axb5 19. Qxb5+ A double attack 19. Bd4 Qb8 20. Bxg7 20. f3 Rc4 21. Qa5 O-O (21... axb5 22. Qxb5+ Rc6 23. fxe4) 22. fxe4 axb5 23. Qxb5 Bc6 24. Qxb8 Rxb8 25. exd5 exd5= 20... Rg8 20... Rc4 21. Qa3 Rg8 22. Bf6 Nxf6 23. Nd6+ Kd7 24. Nxc4 dxc4 25. f3 21. Bf6= Rc5 21... Nxf6 22. Nd6+ Kd7 23. Nxb7= 22. Rfe1 axb5 22... a5 23. Qa3 Qf4 24. Rxe4 Rxg2+ 25. Kxg2 Qxe4+ 26. f3 Qe2+ (26... Qxc2+?? the pawn is safe and cannot be captured without dire consequences 27. Kh1 Qd3 28. Qxc5 Qxf3+ 29. Kg1 Qxf6 30. Nd6+ Kd7 31. Nxb7 Qg6+ 32. Kf2 Qf5+ 33. Ke2 Qc2+ 34. Ke3 Qe4+ 35. Kd2 Qg2+ 36. Kc1 Qh1+ 37. Kb2 Qxh2+ 38. Kb3) 27. Kg3 Qxb5 23. Rxe4! Eliminates the defender e4 23... Qc7 23... dxe4 24. Qxc5 24. Be5 Qc6 25. Rd4 25. Rg4!? Rg6 26. Rxg6 hxg6 27. Bg7 25... Rxc3 26. Bf6 26. Rg4 Rxg4 27. Qxg4 Rxc2 28. Qg8+ Ke7 29. Qg5+ Ke8 30. Bf4 26... Rc5 26... Qc5 27. Qa5 Kd7 28. Rf4 Rxc2 29. Rd1 27. Qa5 27. Rg4!? Rg6 28. Rxg6 fxg6 29. Re1 27... Kd7 27... Qc7 28. Qe1= 28. Qe1 28. Rad1 Re8 29. R4d3 e5= 28... Rxc2= 29. Rad1 Rxa2 30. Qb4 Re8 31. Qb3 31. h3 Qc2 32. R4d2 Qa4= 31... Rc2 31... Qc2 32. Qg3 e5 32. Qh3 Kc8 33. Qxh7 Rf8 33... e5 34. Rxd5 Rc1 35. Qf5+ Kb8 36. Qg5 (36. Bxe5+? is no good 36... Ka7 37. f3 Qxd5 38. Rxc1 Qxe5 (38... Rxe5 39. Qc2) ) 36... Qxd5 37. Rxc1 34. Bg7 Rd8 35. Bh6 35. Be5 Rf8 35... Rd7 35... f6!?= has some apparent merit 36. Bf4 Rc4 36... Re7 37. Bd6 Rd7 38. Be5 37. Qh8+ 37. Qg8+!? Rd8 38. Qxf7 Rxd4 39. Rxd4 37... Rd8 38. Qe5 Rxd4 38... Qb6!? 39. Qxd4 Qa6?? the pressure is too much, Black crumbles 39... e5 40. Qxe5 Re8 41. Qg7 40. Qe5 40. Rc1+ and the result of the game is clear: White will win 40... Bc6 41. Ra1 40... Kd7 40... Qb6 41. Qg7 41. Qf6 41. Qc7+ Ke8 42. Bg5 f6 43. Bxf6 Rd7 44. Qb8+ Kf7 41... Qa3 42. Bg5 42. Qxf7+ Qe7 43. Qxe7+ Kxe7 44. Bg5+ Ke8 45. Bxd8 Kxd8 42... Rf8 42... Qf8!? 43. h4 Qd6 44. h5 e5 45. h6 Qxf6 46. Bxf6 Ke6 47. Bg7 Rg8 47... Ra8 48. Rb1 Bc6 49. h7 48. h7 Rxg7 48... Rc8 49. h8=Q Kf6 49... Rg6 is the last straw 50. Qe8+ Kf6 50. Rd3 50. Rd3 d4 51. Rg3 50. g4!? seems even better 50... Bc6 1-0 [Fritz 8 (30s)]

B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 last book move 4. c4 a6 5. Bxc6 dxc6 6. Nc3 Bd6 7. d3 7. e5 Bc7= 7... Qc7 8. Be3 e5 9. Qc2 Bg4 10. Qe2 Ne7 11. h3 Bxf3 12. Qxf3 Ng6 13. O-O O-O 14. b3 Rfe8 15. Na4 b6 16. b4 Qa7 17. a3 Rab8 Inferior is 17... cxb4 18. Nxb6 Rad8 19. c5 18. Rab1 Nf4 19. Bxf4 exf4 20. Qg4 cxb4 21. axb4 Be5 22. Rfd1 Rbd8 23. Qe2 Rd7 24. c5 White gains space 24. Qf3!?= must be considered 24... b5 25. Nb6 Here comes the goal-getter 25... Rdd8 26. Qa2 26. Rb3 Rd4 26... Rd4 26... f3 27. gxf3 Qe7 28. f4 Bxf4 29. Qe2 27. Kh1 27. Qd2 Qe7 27... Red8 27... f3 28. Qd2 Qe7 29. Qe3 fxg2+ 30. Kxg2 28. Rb3 28. Qe2!? 28... Rxe4! Discovered attack. 29. Qa5 29. dxe4 Exploits the pin 29... Rxd1+ 29... Red4 30. Re1 f6 31. Re4 Rxd3 32. Rxd3 Rxd3 33. Qa2+ Kf8 34. Qe6 Qc7 35. Qg4 35. Rxe5!? Qxe5 36. Nd7+ Rxd7 37. Qxd7 Qe1+ 38. Kh2 Qxf2 39. Qc8+ Kf7 40. Qxc6 Qg3+ 41. Kg1 Qe3+ 42. Kf1 Qd3+ 43. Kg1 Qd4+ 44. Kh2 35... Qd8 36. Re1 36. Qe6 36... Qe8 36... g6 and Black gets the upper hand 37. Qf5 Rd4 38. Qxh7 Rxb4 39. Rd1 39. Qh8+!? Kf7 40. Qh5+ g6 41. Qh7+ Ke6 42. Qb7 39... Rd4 40. Ra1 Bc7?? Black has let it slip away 40... Qe7 Black has a promising position 41. Rxa6 Rd1+ 42. Kh2 f3+ (42... Qxc5 43. Qh8+ Kf7 44. Ra7+ Kg6 45. Rxg7+ Kf5 46. Qh5+ Ke6 47. Qxd1 f3+ 48. Kg1 Bh2+ 49. Kxh2 Qd6+ 50. Qxd6+ Kxd6 51. h4) 43. g3 Ra1 (43... Qxc5 once again taking the pawn is naive 44. Qh8+ Kf7 45. Ra7+ Qe7 46. Qh5+ Ke6 47. Rxe7+ Kxe7 48. Qxf3) 44. Qh8+ Kf7 45. Qh5+ Kg8 46. Rxa1 Bxa1 47. Qxf3 Qxc5 41. Qh8+= Kf7 42. Qh5+ Kf8 43. Qh8+ Kf7 44. Qxe8+?? throwing away the advantage 44. Qh5+ the rescuing straw 44... Kf8 45. Qh8+= 44... Kxe8 45. Re1+ 45. Rxa6 Rd1+ 46. Kh2 Be5 45... Kf7 46. Nc8 Be5 47. Nb6 47. Na7 otherwise it's curtains at once 47... Rc4 48. Nxc6 Rxc5 49. Nd8+ Ke7 50. Nb7 47... a5 48. f3 48. Kg1 doesn't get the bull off the ice 48... a4 48... g5 48... a4!? makes it even easier for Black 49. Nxa4 bxa4 50. Ra1 49. Kh2 a4 50. Ra1 50. h4 is no salvation 50... a3 51. Ra1 Rd3 50... Ke7 50... Rd2 seems even better 51. Ra3 Bb2 52. Ra2 51. Ra2 Kd8 52. Ra3 52. h4 doesn't improve anything 52... gxh4 53. Kh3 Rb4 52... Kc7 53. Ra2 Rd1 54. Ra3 54. Nxa4 doesn't change anything anymore 54... bxa4 55. Rxa4 Bd4 54... Rc1 54... Bd4 55. g4 Bxc5 56. Rxa4 Rd2+ 57. Kh1 bxa4 58. Nxa4 Bd4 59. h4 f5 60. Nc3 Bxc3 61. hxg5 fxg4 62. g6 g3 63. Kg1 Bd4+ 64. Kf1 g2+ 65. Ke1 Ra2 66. g7 g1=Q# 55. Na8+ 55. Nxa4 the only chance to get some counterplay 55... Bd4 56. g4 55... Kb7 56. Nb6 Rxc5 56... Bd4 57. g4 Rc2+ 58. Kh1 Bxc5 59. Rxa4 bxa4 60. Nxa4 Bd4 61. Nc3 Rxc3 62. Kg2 Rc2+ 63. Kh1 Rf2 64. h4 gxh4 65. Kg1 Rxf3+ 66. Kh1 Rh3+ 67. Kg2 Rg3+ 68. Kf1 f3 69. Ke1 Rg1+ 70. Kd2 f2 71. Kd3 Rd1+ 72. Kc2 f1=Q 73. Kb3 Qb5+ 74. Kc2 Qd3# 57. Nd7 57. Nxa4 hardly improves anything 57... Rc4 58. Nb2 Bxb2 57... Rd5 58. Nxe5 Rxe5 59. g3 59. h4 doesn't do any good 59... gxh4 60. Kh3 Ka6 61. Kxh4 Ka5 59... Re2+ 60. Kg1 fxg3 61. Kf1 Rf2+ 62. Kg1 Rh2 62... c5 might be the shorter path 63. Ra1 63. Re3 Rxh3 63... b4 64. Re4 c5 65. Re7+ Ka6 66. Re6+ Kb5 67. Re8 64. Re7+ 64. Kg2 does not improve anything 64... Rh8 65. Re7+ Kb6 64... Kb6 65. Re3 b4 66. Kg2 Rh4 67. Kxg3 f5 Black prepares g4 67... b3 makes it even easier for Black 68. Re8 Rb4 69. f4 68. Re5 f4+ 69. Kg2 g4 70. fxg4 Rxg4+ 71. Kf3 Rh4 72. Re4 Kb5 73. Re5+ c5 74. Re4 a3 75. Re1 b3 76. Ke2 Kb4 76... a2 77. Kf1 Rh1+ 78. Kf2 Rxe1 79. Kxe1 a1=Q+ 80. Ke2 b2 81. Kf3 Qf1+ 82. Ke4 b1=Q+ 83. Ke5 Qfe1+ 84. Kd6 Qd3+ 85. Kc7 Qe7+ 86. Kb8 Qdd8# 77. Kd3 Rh3+ 78. Ke4 Re3+! an unexpected blow 79. Rxe3 fxe3 80. Kxe3 b2 81. Ke4 81. Kf3 does not save the day 81... b1=Q 82. Kf4 a2 83. Kg3 Qd3+ 84. Kf4 a1=Q 85. Kg4 Qg1+ 86. Kh5 Qh7# 81... b1=Q+ 82. Ke5 82. Kd5 is not the saving move 82... Qf5+ 83. Kd6 Qf6+ 84. Kc7 Qf7+ 85. Kd6 a2 86. Kc6 a1=Q 87. Kb6 Qaf6# 82... Qd3 82... a2 83. Kf6 a1=Q+ 84. Ke7 Qe5+ 85. Kd8 Qh7 86. Kc8 Qeh8# 83. Kf4 83. Ke6 does not win a prize 83... a2 84. Ke7 a1=Q 85. Kf7 Qd5+ 86. Kf8 Qf6+ 87. Ke8 Qdc6# 83... Kc4 83... a2 84. Kg4 a1=Q 85. Kh4 Qf6+ 86. Kh5 Qd1# 84. Ke5 Qd5+ 85. Kf4 85. Kf6 does not help much 85... a2 86. Kg7 a1=Q+ 87. Kh7 Qf7+ 88. Kh6 Qc1# 85... Kd3 85... a2 86. Kg3 a1=Q 87. Kf2 Qe4 88. Kg3 Qae1+ 89. Kh2 Q4h1# 86. Kg3 86. Kg4 cannot change destiny 86... Qe4+ 87. Kh3 Qf5+ 88. Kg2 Qg4+ 89. Kh1 a2 90. Kh2 Qh4+ 91. Kg2 a1=Q 92. Kf3 Qf1# 86... Qf5 86... Qg5+ 87. Kf3 a2 88. Kf2 Qe3+ 89. Kg2 a1=Q 90. Kh2 Qag1# 87. Kg2 87. Kh2 a fruitless try to alter the course of the game 87... Qf4+ 88. Kg2 a2 89. Kh3 a1=Q 90. Kg2 Qaf1# 87... Ke3 88. Kg3 88. Kg1 does not solve anything 88... Qg4+ 89. Kh1 Kf2 90. Kh2 Qg2# 88... Qf4+ 88... Qg5+ 89. Kh2 Kf3 90. Kh3 Qg3# 89. Kg2 89. Kh3 doesn't change the outcome of the game 89... a2 90. Kg2 a1=Q 91. Kh3 Qaf1# 89... Qh4 89... Qg4+ 90. Kh1 Kf2 91. Kh2 Qg2# 90. Kg1 Kf3 90... Kf3 91. Kf1 Qf2# 0-1 [Fritz 8 (30s)]

D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4

1. d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Bd3 last book move 5... b6 6. Nc3 a6 Controls b5 7. O-O O-O Black should quickly conclude development. 8. Re1 Bb7 9. a4 Nbd7 10. e4 c5 11. exd5 cxd4 12. Ne2 12. Nxd4!? might be a viable alternative 12... Nxd5 13. Nxd5 Bxd5 14. Be3= 12... Nxd5 13. Bg5 Nc5 14. Nexd4 Nxd3 15. Qxd3 h6 16. Bh4 16. Bd2 Rc8 16... Qc7 16... Nf4!? 17. Qd1 g5 17. Bg3 Nf4 18. Qe3 18. Bxf4 Qxf4 19. Rxe7 Bxf3 20. Nxf3 Bxb2 18... e5 19. Ne2 19. Bxf4 exf4 20. Qe7 Qxe7 21. Rxe7 Bxf3 22. Nxf3 Bxb2 19... g5 20. c3 20. Bxf4!? gxf4 21. Qc3 20... g4 21. Nh4 Nxe2+?? gives the opponent new chances 21... Nxg2 the advantage is on the side of Black 22. Nxg2 Qc6 22. Rxe2 Increases the pressure on e5 22... Rfe8 23. Nf5 Re6 23... Qc6!? is worth looking at 24. f3 gxf3 25. Qxf3 Qxf3 26. gxf3 f6 24. Nxg7 Kxg7? 24... Qc6 was necessary 25. f3 gxf3 26. Nxe6 fxe2 27. Qxe2 Qxe6 25. Bxe5+ Rxe5 26. Qxe5+ Qxe5 27. Rxe5 Rd8 28. Re7 Bc6 29. a5 29. Ra7 Bxa4 30. Rxa6 29... b5? 29... bxa5 30. Rc7 Rd6 30. Ra7 Rd2 30... Ra8 a last effort to resist the inevitable 31. Rxa8 Bxa8 31. Rxa6 Bd5 31... Be4 doesn't get the cat off the tree 32. b4 32. Rd6 f6 32... Kf8 the last chance for counterplay 33. Re1 Kg7 33. a6 Kf7 34. a7 Ke7 35. Rxd5! Annihilates a defender: d5 35... Rxd5 Decoy to d5 36. a8=Q Rd2 36... Rd8 cannot change what is in store for ? 37. Re1+ Kf7 38. Qxd8 Kg6 39. Qg8+ Kf5 40. Qe6+ Kg5 41. f4+ gxf3 42. h4+ Kh5 43. Qf5+ Kxh4 44. Re4+ Kg3 45. Qxf3# 37. g3 37. g3 Kd6 38. Ra6+ Ke7 39. Qe4+ Kd8 40. Ra8+ Kc7 41. Qe7+ Kb6 42. Rb8+ Kc6 43. Rc8+ Kb6 44. Qc7+ Ka6 45. Ra8# 37. Qe4+ Kd6 38. Ra6+ Kc7 39. Qc6+ Kd8 40. Ra8+ Ke7 41. Ra7+ Rd7 42. Rxd7+ Kf8 43. Qa8# 1-0 [Fritz 8 (30s)]

A04: Unusual lines after 1 Nf3 and King's Indian Attack

1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Nc3 Nf6 last book move 5. Bg5 Be7 6. Bg2 h6 7. Bxf6 Bxf6 8. e4 Bg4 8... d4!? is interesting 9. Nd5 Be6= 9. Nxd5 O-O 10. Qd2 Re8 11. c3 Consolidates b4+d4 11... Qd6 12. O-O Ne7 13. Nxf6+ Qxf6 14. Qe3 Rad8 15. Rfd1 Rd6 16. h3 Bh5 16... Bxf3!? 17. Qxf3 Qxf3 18. Bxf3 Red8 17. g4 Bg6 18. Qxa7 Red8 19. Ne1 19. Qxb7 Rxd3 20. Rxd3 Rxd3 21. Qxc7 Rxf3 22. Bxf3 Qxf3 19... Rb6 20. Qa3 h5 21. f3 21. d4 Nc6 22. d5 Nb8 21... hxg4 22. fxg4 Bh7 23. Nf3 Ng6 24. d4 exd4 25. Nxd4 25. Rxd4!? Re8 26. Rad1 25... Nh4 26. Nf5 26. Nf3! must definitely be considered 26... Nxf3+ 27. Bxf3= 26... Rxd1+ 27. Rxd1 Bxf5 28. exf5 Qe5 29. Rf1?? 29. f6 gxf6 30. Rd3 f5 29... Qg3?? spoils everything 29... Rd6 30. Qa8+ Kh7 31. Qxb7 Qg3 30. Rf2= Nxg2 31. Rxg2 Qxh3?? 31... Qe1+ was much better 32. Kh2 Qe5+ 33. Kg1 Rd6 34. Qa8+ Kh7= 32. Qa8+ Kh7 33. Rh2 Qxh2+ 34. Kxh2 Rxb2+ 35. Kh3 Rc2 36. Qa5 Rd2 36... b6 is one last hope 37. Qe5 f6 38. Qxc7 Kg8 37. g5 Rd3+ 38. Kg4 Rd4+ 39. cxd4 39. cxd4 g6 40. Qxc7 Kg8 41. f6 b6 42. Qd8+ Kh7 43. Qf8 b5 44. Qg7# 1-0 [Fritz 8 (30s)]

B22: Sicilian: 2 c3

1. e4 c5 2. c3 Nc6 3. Nf3 last book move 3... a6 4. Bc4 e6 Prevents intrusion on d5 5. d4 cxd4 6. cxd4 Qc7 6... d5 7. exd5 exd5 8. Bd3= 7. Be3 7. O-O Nf6 8. e5 d5 7... Bb4+ 8. Nbd2 Nxd4?? 8... Nge7 would save the game 9. Bxd4 9. Nxd4?! Qxc4 10. a3 Bxd2+ 11. Qxd2 d6 9... Qxc4 9... Ne7 cannot change destiny 10. Rc1 ( 10. Bxg7 Rg8 11. Bc3 Bxc3 12. bxc3 Rxg2) 10... Nc6 11. Be2 10. Bxg7 Qxe4+ 11. Qe2 11. Kf1!? might be the shorter path 11... Qd3+ 12. Qe2 Qxe2+ 13. Kxe2 d5 11... Bxd2+ 12. Kxd2 Qb4+ 13. Bc3 13. Kc2 and the rest is a matter of technique 13... d6 14. Bxh8 13... Qf4+= 14. Qe3 Qxe3+ 15. Kxe3 15. fxe3 f6= 15... f6 Secures e5 16. g4 16. Rhd1 b5 16... h6 Covers g5 16... Ne7 17. Rhd1 Rf8 17. g5? 17. Rhd1 would allow White to play on 17... hxg5 18. Nxg5 Rh5?? weakening the position 18... d5 Black had this great chance 19. Rad1 b5 19. Ne4= Rh3+ 20. f3 f5 20... b6!?= and Black hangs on 21. Nd6+ Ke7 22. Be5 Nf6 23. Rag1 23. Rac1 Ng4+ 24. Kd4 Rxf3 25. Rhe1 23... Ng4+= 24. Rxg4 fxg4 25. Rf1 25. Rg1 b5= (25... gxf3 26. Rg8 f2+ 27. Kxf2 Rxh2+ 28. Kg3 Rh8 29. Rxh8 b6 30. Re8#) 25... a5 25... b6 26. Kf4? 26. Rg1 b5 (26... gxf3?? misses a pretty mating combination 27. Rg8 f2+ 28. Kxf2 Rxh2+ 29. Kg3 Rh3+ 30. Kxh3 b5 31. Re8#) 26... gxf3 26... Rxf3+ 27. Rxf3 gxf3 28. Kxf3 27. Rxf3 27. Rg1 Rh4+ (27... Rxh2?? is refuted decisively by mate in 4 28. Rg8 Rh4+ 29. Ke3 Re4+ 30. Kxe4 f2 31. Re8#) 28. Ke3 Rh5 29. Rg7+ Kf8 30. Rf7+ Kg8 31. Rg7+ Kf8 32. Rf7+ Kg8 33. Rg7+ Kf8= 27... Rxh2 27... Rxf3+ 28. Kxf3 b6 29. a3 28. Kg5 28. Rg3 Rf2+ 29. Ke3 Rf5 30. Rg7+ Kf8 31. Nxf5 exf5= 28... Rg2+ 28... Re2!? 29. Kf4 a4 29. Kf4 Rg8 30. Rh3 Rf8+ 31. Kg5 Kd8 31... Rf5+ 32. Nxf5+ exf5 33. Bf6+ Ke6 34. Re3+ Kd5 35. Rd3+ Ke4 36. Rd4+ Ke3 37. Kxf5 d6+ 38. Kg5 32. Kg6 32. Rc3 Rg8+ 33. Kf6 Rf8+ 34. Kg7= 32... Kc7?? simply marches past the door to victory 32... b5 would hold out 33. Rc3+ Kb6 34. Bd4+ Ka6 35. b4 35. Rb3 Rg8+ 36. Kh6 Rh8+ 37. Kg5 Rg8+ 38. Kh4 Rh8+ 39. Kg3 Rg8+ 40. Kf2 Rg2+ 41. Kf1 b5 42. Rxb5 Rg1+ 43. Kxg1 Bb7 44. Rb6+ Ka7 45. Rxb7+ Ka6 46. Rb6+ Ka7 47. Nb5# 35... b5 35... axb4 36. Rc4 Ka5 36. Ra3? 36. Rc5 Rb8 37. a4 axb4 38. axb5+ Ka5 39. Rc1 36... a4 37. Bc5 37. Ne4 d6 38. Nxd6 Bb7 37... Rh8 37... Bb7 seems even better 38. Nxb7 Rg8+ 39. Kf6 Kxb7 40. Rd3 38. Re3 38. Rd3 38... Bb7 39. Bd4 39. Kf6 doesn't get the cat off the tree 39... Rh6+ 40. Ke5 Rg8 39... Rhg8+ 39... Rh2 and Black can already relax 40. a3 Rf8 41. Kg7 40. Kf7 40. Bg7 does not improve anything 40... Raf8 41. Kh7 Rb8 40... Raf8+ 40... Bd5!? keeps an even firmer grip 41. Ke7 Bxa2 42. Ne4 41. Ke7 Bc6 42. Bc5 42. Bf6 is not much help 42... Rb8 42... Rf1 43. Rh3 43. Re2 cannot undo what has already been done 43... Rh1 44. Nf7 Bd5 43... Rg7+ 44. Kd8 Rf8+ 45. Ne8 45. Kc7 what else? 45... Rfg8 46. Rd3 45... d6 Theme: Double Attack 45... d6 46. Rh8 Rxh8 47. Bxd6 Rxe8# 0-1 [Fritz 8 (30s)]

A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems

1. Nf3 d6 2. d4 Nf6 3. Bg5 last book move 3... e6 4. c4 g6 5. Nc3 Bg7 6. e4 h6 7. Bh4 g5 8. Bg3 O-O 8... Nh5 9. d5= 9. Qd2 Nbd7 10. O-O-O Nb6 10... Nh5 11. Bd3= 11. e5 11. c5!? dxc5 12. dxc5 Qxd2+ 13. Nxd2 11... Nh5 12. Bd3 d5 12... f5!? should be investigated more closely 13. c5 Nc4 14. Qe2 Bd7 15. Bxc4 dxc4 16. Qxc4 a6 17. Qe2 b5 18. Nd2 Nxg3 19. hxg3 b4 19... Bc6 20. Nde4 b4 21. Nb1 20. Nce4 Bc6 21. f4 21. Qe3!? 21... Qxd4 22. Nf6+ A beautiful square! 22. fxg5? is nothing because of 22... Qxe5 23. Nf3 Qxe4 24. Qxe4 Bxe4 25. gxh6 Bf6 22... Kh8?? 22... Bxf6 23. Nb3 ( 23. exf6 Qxf6 24. Rh5 Bb5=) 23... Qe4 24. Qxe4 Bxe4 25. exf6 23. Rxh6+ 23. Nc4 finishes off the opponent 23... Rfd8 24. Rxd4 Rxd4 25. Qc2 23... Bxh6 24. Qh5 24. fxg5!? should not be overlooked 24... Qxc5+ 25. Kb1 24... Kg7 25. fxg5 Rh8 26. gxh6+ 26. Ng4!? is the best option White has 26... Bxg5 27. Qxg5+ Kf8 28. Nb3 Qc4+ 29. Kb1 Qe4+ 30. Kc1 26... Rxh6 27. Qe2 Bb5 27... Rd8 28. Qc4 28. Qf3 28. Nb3!? Qxc5+ 29. Nxc5 Bxe2 30. Rd7 28... Rd8 Weaker is 28... Qxe5 29. Ng4 Qxc5+ 30. Kb1 28... Qxc5+?! 29. Kb1 Rah8 30. Nde4 Qxe5 31. Ng4 29. Nfe4? 29. Qf4 29... Rg6 29... Bd3 and Black can already relax 30. g4 Rd5 (30... Qxe5?! is clearly inferior 31. g5 Rhh8 32. Re1) 30. Rf1 30. Qb3 Bd3 31. Re1 30... Bxf1 31. Qxf1 Qxe5 32. Qxa6 32. Qf4 a fruitless try to alter the course of the game 32... Qxf4 33. gxf4 Rxg2 32... Rxg3! the decision 33. Qc4 33. Nxg3 Qe1+ A double attack 33... Rd4 33... f5 keeps an even firmer grip 34. Nxg3 Qe1+ 35. Kc2 Rxd2+ 36. Kb3 Qd1+ 37. Kxb4 34. Qe2 34. Qxd4 doesn't change the outcome of the game 34... Qxd4 35. Nxg3 Qxc5+ 36. Kb1 Qf2 34... Rgd3 34... Rxd2 ends the debate 35. Kxd2 Qf4+ 36. Kd1 35. Qg4+ Kf8 36. Qh4 f5 37. Nf6 37. Qh6+ hoping against hope 37... Ke7 38. Qg5+ Kd7 39. Kc2 37... Qxc5+ 37... Rxd2?! is easily refuted 38. Qh8+ Kf7 39. Qh7+ Kxf6 40. Qh8+ Kf7 41. Qxe5 38. Kb1 Rxh4 39. Nd7+ 39. Nd5 doesn't do any good 39... Rh1+ 40. Nf1 Rxf1# 39... Rxd7 39... Rxd7 40. a4 Rxd2 41. Ka2 Qd5+ 42. Ka1 Rh1# 0-1 [Fritz 8 (30s)]