Author: John Merlino
Date: 13:18:08 06/18/02
Go up one level in this thread
On June 18, 2002 at 15:31:22, Albert Silver wrote: >On June 18, 2002 at 15:25:48, John Merlino wrote: > >>On June 18, 2002 at 14:53:22, Dann Corbit wrote: >> >>>On June 18, 2002 at 14:16:13, John Merlino wrote: >>> >>>>On June 18, 2002 at 12:30:13, Charlie GOLD wrote: >>>> >>>>> Here is a position that I gave to Fritz 6. After 7 minutes on infinite it >>>>>only comes up with Rxf4. I believe that Rxh5 leads to a win. >>>>> [D] 4r1k1/qp1r1p2/2pb1Bp1/p6p/2PP1n1R/1P3P2/P4P2/2Q2K1R w 0 1 >>>> >>>>Guess what, folks. Qxf4 is the best move!!! Chessmaster 9000 announces Mate in >>>>10 for Qxf4 in 25 seconds on a PIII-600: > > >How does CM8000 stack up? > > Albert Chessmaster 8000 requires 1:37 (almost four times longer) on the same machine to announce the Mate in 10: Time Depth Score Positions Moves 0:00 1/3 -1.72 2354 1. Rxf4 Bxf4 2. Qxf4 Re6 3. Be5 b6 0:00 2/5 -1.28 18471 1. Rxf4 Bxf4 2. Qxf4 Re6 3. Be5 Kh7 4. Qg5 0:01 2/6 -1.25 87888 1. Rxf4 Re6 2. Rf5 Rxf6 3. Rxf6 Qxd4 4. Qg5 Qa1+ 5. Kg2 Qxa2 0:02 2/6 2.10 145095 1. Rxh5 gxh5 2. Qxf4 Re1+ 3. Kxe1 Re7+ 4. Be5 Bxe5 5. dxe5 Rd7 6. Qg5+ Kf8 7. Rxh5 0:04 3/7 12.77 304515 1. Rxh5 gxh5 2. Qxf4 Re1+ 3. Kxe1 Kf8 4. Rxh5 Re7+ 5. Kf1 Ke8 6. Qxd6 Re1+ 7. Kxe1 0:17 3/8 Mate13 1522414 1. Rxh5 gxh5 2. Qxf4 Re1+ 3. Kxe1 Re7+ 4. Kf1 Re1+ 5. Kxe1 Bb4+ 6. Kd1 Kf8 7. Re1 Bxe1 8. Qh6+ Ke8 9. Qe3+ Kf8 10. Qe7+ Kg8 11. Qe8+ Kh7 12. Qxf7+ Kh6 13. Qg7# 0:20 4/9 Mate12 1830513 1. Rxh5 gxh5 2. Qxf4 Re1+ 3. Kxe1 Re7+ 4. Kf1 Qxd4 5. Rxh5 Re1+ 6. Kxe1 Qa1+ 7. Bxa1 Bb4+ 8. Kf1 Kf8 9. Rh8+ Ke7 10. Bf6+ Kd7 11. Rd8+ Ke6 12. Qe5# 0:35 4/10 Mate12 3460310 1. Rxh5 Re1+ 2. Kxe1 gxh5 3. Qxf4 Re7+ 4. Kf1 Qxd4 5. Rxh5 Re1+ 6. Kxe1 Qa1+ 7. Bxa1 Bb4+ 8. Kf1 Kf8 9. Rh8+ Ke7 10. Bf6+ Kd7 11. Rd8+ Ke6 12. Qe5# 1:37 4/10 Mate10 10204873 1. Qxf4 Re1+ 2. Kg2 Rg1+ 3. Kxg1 Qc5 4. Rxh5 gxh5 5. Qh6 Qg5+ 6. Qxg5+ Kf8 7. Qg8+ Kxg8 8. Rxh5 Bh2+ 9. Rxh2 Kf8 10. Rh8# 1:49 5/11 Mate10 11472219 1. Qxf4 Re1+ 2. Kg2 Rg1+ 3. Kxg1 Qc5 4. Rxh5 gxh5 5. Qh6 Qg5+ 6. Qxg5+ Kf8 7. Qg8+ Kxg8 8. Rxh5 Bh2+ 9. Rxh2 Kf8 10. Rh8# jm
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