MY MEMORABLE MATES [251 -- 260]
GAME 251 [Perfection from start to finish] White: Anonymous Black: Sugata Bose 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 Nc6 5. Nc3 e6 6. Nf3 Bb4 7. Bd2 O-O 8. a3 Bd6 9. O-O Ng4 10. h3 h5 [sacrificing N on g4 to open up h-file for mating attack] 11. hxg4 hxg4 12. Nh2 f5 13. Qc2 Kf7 14. b4 Bxh2+ 15. Kxh2 Qh4+ [Analysis: 15. Kh1 Qh4 16. g3 Bxg3+ 17. Kg1/Kg2 Qh2#] 16. Kg1 Rh8 17. f3 g3 18. Ne2/Be1/Re1 Qh1# 0-1 GAME 252 White: Sugata Bose Black: Anonymous 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 d6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Nc3 Nc6 9. Nd5 Qd4+ 10. Kh1 O-O-O 11. d3 Nf6 12. c3 Qc5 13. b4 [Black's Queen is trapped.] 1-0 GAME 253 White: Sugata Bose Black: Anonymous 1. e4 d5 2. e5 e6 3. d4 c5 4. Bd3 cxd4 5. c3 dxc3 6. bxc3 Bc5 7. Nf3 Qb6 8. O-O Ne7 9. Ng5 O-O 10. Bxh7+ Kh8 11. Qh5 g6 12. Bxg6+ Kg8 13. Qh7# 1-0 GAME 254 White: Sugata Bose Black: Anonymous 1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d6 7. Qe2 d5 8. d4 c5 9. c3 c4 10. Bc2 Be7 11. Bxf4 Bh4+ 12. g3 Be7 13. O-O Bg4 14. Nbd2 O-O 15. Qe3 Bh3 16. Ng5 Bxg5 17. Bxg5 f6 18. exf6 gxf6 19. Bh6 Re8 20. Qf4 Bxf1 21. Qg4+ Kf7 22. Qg7+ Ke6 23. Re1+ Kd6 24. Bf4+ Kc6 25. Rxe8 Qxe8 26. Qc7+ Kb5 27. Qc5+ Ka6 28. Qa3+ Kb5 29. Qb4+ Ka6 30. Qa3+ Kb5 31. b4 Nc6 32. Kxf1 Qh5 33. h4 Re8 34. Qc1 Qe2+ 35. Kg1 Nd7 36. a4+ Kb6 37. a5+ Ka6 38. b5+ Kxb5 39. Qb2+ Kxa5 40. Qa3+ Kb6 41. Qb2+ Ka6 42. Ba4 Qe1+ [Analysis: 43. Nf1 immediately wins as 43. ... b6 44. Qb5+ Kb7 45. QXc6# The wrong move 44. Kh3 delayed the mate by 10 moves along the same eventual route but precipitated a crisis for the White king through constant checking preventing White from getting another chance to deal the death-blow.] 43. Kg2 Re2+ 44. Kh3 Qh1+ 45. Kg4 f5+ 46. Kh5 Nf6+ 47. Kg5 Ne4+ 48. Kh5 Nf6+ 49. Kh6 Ng4+ 50. Kg5 h6+ 51. Kh5 Nf6+ 52. Kxh6 Ng8+ 53. Kg5 b6 54. Qb5+ Kb7 55. Qxc6# 1-0 GAME 255 White: Sugata Bose Black: Anonymous 1. e4 e5 2. f4 d6 3. Nf3 f6 4. Bc4 Nc6 5. f5 Nd4 6. Nxd4 exd4 7. Qh5+ Ke7 8. Qf7# 1-0 GAME 256 White: Sugata Bose Black: Anonymous 1. e4 e6 2. d4 Nc6 3. Be3 Nf6 4. Bd3 Bb4+ 5. c3 Ba5 6. b4 Bb6 7. Nf3 O-O 8. Qc2 Ng4 9. Bd2 f5 10. exf5 exf5 11. Bxf5 Re8+ 12. Kf1 g6 13. Bxg4 d6 14. Bg5 1-0 GAME 257 White: Anonymous Black: Sugata Bose 1. f4 e5 2. g3 exf4 3. gxf4 Qh4# 0-1 0-1 GAME 258 White: Anonymous Black: Sugata Bose 1. e4 e5 2. Nf3 f5 3. Nc3 fxe4 4. Nxe4 d5 5. Nxe5 dxe4 6. Qh5+ g6 7. Nxg6 hxg6 8. Qxh8 Be6 9. Be2 Qf6 10. Qxf6 Nxf6 11. h4 Nc6 12. h5 gxh5 13. Bxh5+ Nxh5 14. Rxh5 O-O-O 15. c3 Bc4 16. b3 Bd3 17. a4 a5 18. Rh8 Ne5 19. f4 exf3 [en passant] 20. Kd1 fxg2 White resigns 0-1 [Main game analysis: 21. Rg8 Nf3 22. Rxg2 Re8 23. Rf2 Re1# Alternatively, 23. Re2 Rxe2 24. Ba3 Re1#] [Analysis: A. 20. gxf3 Nxf3+ 21. Kf2 Bc5+ 22. Kxf3 Rxh8 B. 20. gxf3 Nxf3+ 21. Kd1 Re8 (threatening 22. ... Re1#) 22. Rh1 Bc5 23. b4 axb4 24. cxb4 Bd4 25. Ra2 is another continuation.] GAME 259 White: Anonymous Black: Sugata Bose 1. e4 e5 2. Nf3 f6 3. Bc4 d6 4. Nc3 c6 5. d4 b5 6. Bb3 a5 7. dxe5 dxe5 8. O-O Qxd1 9. Rxd1 a4 10. Bxg8 Rxg8 11. b3 axb3 12. cxb3 Bg4 13. Bb2 Be6 14. Rd2 Bb4 15. Rad1 Na6 16. a3 Be7 17. a4 Bxb3 0-1 GAME 260 White: Sugata Bose Black: Anonymous 1. e4 e6 2. f4 g6 3. Nf3 Bg7 4. Bc4 a6 5. a4 c6 6. c3 d5 7. exd5 cxd5 8. Bd3 Bh6 9. O-O g5 10. fxg5 Bxg5 11. Nxg5 Qxg5 12. Qf3 f5 13. Re1 a5 14. Bxf5 Qf6 15. Qh5+ Ke7 16. d4 Nh6 17. Bg5 Nf7 18. Bxf6+ 1-0
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