Author: William Sprague
Date: 18:59:38 11/13/01
Go up one level in this thread
On November 13, 2001 at 19:53:14, John Merlino wrote: >Here's a position from a game the 1988 US Championship in Cambridge Springs. Of >special interest, note the move number. > >[D]rn3r1k/ppBnN1p1/2p1p3/6Np/q2bP1b1/3B4/PPP3PP/R2Q1R1K w - - 0 17 > >Chessmaster 8000 says Mate in 11 in 1:05 on a PIII-600. How does everybody else >do? > >Time Depth Score Positions Moves >---- ---- ---- ---- ---- >0:00 1/3 2.36 4894 17.Rxf8+ Nxf8 18.Nf7+ Kh7 19.e5+ > g6 20.Qd2 Kg7 21.Rf1 Bf5 22.Nxf5+ > exf5 >0:00 1/3 2.52 7750 17.Ng6+ Kg8 18.Rxf8+ Nxf8 19.Ne7+ > Kh8 20.Nf7+ Kh7 21.e5+ g6 22.Qd2 > Kg7 23.Rf1 >0:00 1/4 2.36 21760 17.Ng6+ Kg8 18.Rxf8+ Nxf8 19.Ne7+ > Kh8 20.Nf7+ Kh7 21.e5+ g6 22.Qd2 > Kg7 23.Rf1 Bf5 24.Nxf5+ exf5 >0:03 2/5 4.58 121477 17.Ng6+ Kg8 18.Rxf8+ Nxf8 19.Ne7+ > Kh8 20.Qf1 Nbd7 21.Qf7 Nf6 22.e5 > Bf5 23.exf6 >0:09 2/6 6.40 372629 17.Ng6+ Kg8 18.Rxf8+ Nxf8 19.Ne7+ > Kh8 20.Qf1 Bf2 21.Qxf2 Nbd7 22.e5 > g6 23.Nxg6+ Nxg6 24.Bxg6 >0:31 3/7 Mate14 1358318 17.Ng6+ Kg8 18.Rxf8+ Nxf8 19.Ne7+ > Kh8 20.Nf7+ Kh7 21.e5+ g6 22.Qd2 > Be3 23.Qxe3 Kg7 24.Qh6+ Kxf7 25.Bxg6+ > Nxg6 26.Nxg6 Qa3 27.Qh7+ Ke8 28.Qg8+ > Qf8 29.Qxf8+ Kd7 30.Qd8# >0:39 3/7 Mate12 1738578 17.Rxf8+ Nxf8 18.Nf7+ Kh7 19.e5+ > g6 20.Qd2 Be3 21.Qxe3 Kg7 22.Qh6+ > Kxf7 23.Bxg6+ Nxg6 24.Nxg6 Qa3 > 25.Qh7+ Ke8 26.Qg8+ Qf8 27.Qxf8+ > Kd7 28.Qd8# >1:05 3/8 Mate11 2975456 17.Rxf8+ Nxf8 18.Qf1 Bf5 19.exf5 > Nbd7 20.fxe6 g6 21.Qf7 Nf6 22.Nxg6+ > Nxg6 23.Qxg6 Rf8 24.Qh6+ Kg8 25.Bh7+ > Kh8 26.Qxf8+ Ng8 27.Qxg8# >3:56 4/9 Mate11 10555931 17.Rxf8+ Nxf8 18.Qf1 Bf5 19.exf5 > Nbd7 20.fxe6 g6 21.Qf7 Nf6 22.Nxg6+ > Nxg6 23.Qxg6 Rf8 24.Nf7+ Rxf7 25.exf7 > Bxb2 26.f8=Q+ Ng8 27.Qfxg8# > >Here's the complete game: > >[Event "US Championship"] >[Site "Cambridge Springs"] >[Date "1988"] >[Round ""] >[White "de Firmian, N."] >[Black "Miles, A"] >[Result "1-0"] > > 1. e4 d6 > 2. d4 Nf6 > 3. Nc3 c6 > 4. f4 Qa5 > 5. Bd3 e5 > 6. Nf3 Bg4 > 7. dxe5 dxe5 > 8. fxe5 Nfd7 > 9. Bf4 Bb4 > 10. O-O O-O > 11. Nd5 Bc5+ > 12. Kh1 Bd4 > 13. e6 fxe6 > 14. Bc7 Qa4 > 15. Ne7+ Kh8 > 16. Ng5 h5 > 17. Rxf8+ Nxf8 > 18. Qf1 Nbd7 > 19. Qf7 Nf6 > 20. e5 1-0 > >jm John I never did see a mate in 11 but got one in 10 in 56 seconds on a 1.3 gig P4/128meg - all default settings. Time Depth Score Positions Moves 0:00 1/3 2.36 4849 1. Rxf8+ Nxf8 2. Nf7+ Kh7 3. e5+ g6 4. Qd2 Kg7 5. Rf1 Bf5 6. Nxf5+ exf5 0:00 1/3 2.52 7705 1. Ng6+ Kg8 2. Rxf8+ Nxf8 3. Ne7+ Kh8 4. Nf7+ Kh7 5. e5+ g6 6. Qd2 Kg7 7. Rf1 0:00 1/4 2.36 21725 1. Ng6+ Kg8 2. Rxf8+ Nxf8 3. Ne7+ Kh8 4. Nf7+ Kh7 5. e5+ g6 6. Qd2 Kg7 7. Rf1 Bf5 8. Nxf5+ exf5 0:01 2/5 4.58 121007 1. Ng6+ Kg8 2. Rxf8+ Nxf8 3. Ne7+ Kh8 4. Qf1 Nbd7 5. Qf7 Nf6 6. e5 Bf5 7. exf6 0:03 2/6 6.40 373040 1. Ng6+ Kg8 2. Rxf8+ Nxf8 3. Ne7+ Kh8 4. Qf1 Bf2 5. Qxf2 Nbd7 6. e5 g6 7. Nxg6+ Nxg6 8. Bxg6 0:10 3/7 Mate14 1384049 1. Ng6+ Kg8 2. Rxf8+ Nxf8 3. Ne7+ Kh8 4. Nf7+ Kh7 5. e5+ g6 6. Qd2 Be3 7. Qxe3 Kg7 8. Qh6+ Kxf7 9. Bxg6+ Nxg6 10. Nxg6 Qa3 11. Qh7+ Ke8 12. Qg8+ Qf8 13. Qxf8+ Kd7 14. Qd8# 0:13 3/7 Mate13 1812464 1. Rxf8+ Nxf8 2. Nf7+ Kh7 3. e5+ g6 4. Qd2 Be3 5. Qxe3 Kg7 6. Qh6+ Kxf7 7. Bxg6+ Nxg6 8. Qxg6+ Kxe7 9. Bd6+ Kd8 10. Qf6+ Kc8 11. Qf8+ Kd7 12. Qe7+ Kc8 13. Qe8# 0:20 3/8 Mate12 2782815 1. Rxf8+ Nxf8 2. Qf1 Bf6 3. Nf7+ Kh7 4. e5+ Qe4 5. Bxe4+ Bf5 6. Bxf5+ exf5 7. Qxf5+ g6 8. Ng5+ Kh6 9. Ng8+ Kg7 10. Qxf6+ Kxg8 11. Qf7+ Kh8 12. Qxf8# 0:56 4/9 Mate10 8047997 1. Rxf8+ Nxf8 2. Qf1 Bf6 3. Nf7+ Kh7 4. e5+ Qe4 5. Bxe4+ Bf5 6. Bxf5+ g6 7. Bxg6+ Nxg6 8. Ng5+ Bxg5 9. Qf7+ Kh8 10. Qg8# 3:04 4/10 Mate10 26364377 1. Rxf8+ Nxf8 2. Qf1 Bf6 3. Nf7+ Kh7 4. e5+ Qe4 5. Bxe4+ Bf5 6. Bxf5+ g6 7. Bxg6+ Nxg6 8. Ng5+ Bxg5 9. Qf7+ Kh8 10. Qg8# Bill
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