Author: Uri Blass
Date: 12:56:12 08/17/01
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On August 16, 2001 at 12:56:55, John Merlino wrote: >On August 16, 2001 at 12:03:51, leonid wrote: > >>Hi! >> >>This position is intended to be solvable by every program, after only minor >>resistance. >> >>[D]1rrbbq2/3k4/1qqpnq2/3B4/2NPR3/1QB1KQ2/QN3PQQ/Q5QR w - - >> >>Please indicate your result. >> >>Thanks, >>Leonid. > >CM8000's results: > >Time Depth Score Positions Moves >0:00 1/3 51.04 24561 1. Nxb6+ Bxb6 2. Bxc6+ Kxc6 3. > Rf4+ Kd7 4. Rxf6 Bxd4+ 5. Bxd4 > Rxb3+ 6. Qxb3 Nxd4 7. Kxd4 >0:01 1/4 53.55 78152 1. Nxb6+ Bxb6 2. Bxc6+ Rxc6 3. > Qxe6+ Qxe6 4. Qxe6+ Kd8 5. Qg5+ > Kc7 6. Qxf8 Rxc3+ 7. Nd3 >0:04 1/4 56.40 259029 1. Bxe6+ Qxe6 2. Nxb6+ Bxb6 3. > Qg7+ Qee7 4. Rxe7+ Kd8 5. Qxc6 >0:06 2/5 Mate09 376051 1. Bxe6+ Qxe6 2. Nxb6+ Rxb6 3. > Qxe6+ Kc7 4. Qa7+ Qb7 5. Qg7+ Be7 > 6. Qexe7+ Qxe7 7. Rxe7+ Kd8 8. > Rxe8+ Kxe8 9. Qhh8# >0:13 2/5 Mate08 749397 1. Nxb6+ Bxb6 2. Bxc6+ Rxc6 3. > Qxe6+ Qxe6 4. Qxe6+ Kd8 5. Qg5+ > Kc7 6. Qh7+ Bf7 7. Qfxf7+ Qxf7 > 8. Qhxf7# >0:19 2/6 Mate08 1056316 1. Nxb6+ Bxb6 2. Bxc6+ Rxc6 3. > Qxe6+ Qxe6 4. Qxe6+ Kd8 5. Qg5+ > Kc7 6. Qh7+ Bf7 7. Qfxf7+ Qxf7 > 8. Qhxf7# > >jm This time Junior7 on PIII800 is faster in seeing mate in 8 but I suspect that cm800 used bad setting (low selectivity) It is known that chessmaster needs to have selectivity as big as possible and this is the reason that I use ss=10 that is the biggest possible number for chessmaster6000. Blass,U - Goliath Light 1.5 1rrbbq2/3k4/1qqpnq2/3B4/2NPR3/1QB1KQ2/QN3PQQ/Q5QR w - - 0 1 Analysis by Junior 7: 1.Nxb6+ Qxb6 2.Qa7+ Qxa7 3.Qxa7+ Bc7 4.Qh7+ Kd8 5.Bxe6 +- (30.32) Depth: 3 00:00:00 20kN 1.Nxb6+! +- (30.62) Depth: 6 00:00:00 118kN 1.Nxb6+! Bxb6 2.Bxc6+ Kc7 3.Qxf6 Qxf6 4.Rxe6 Qf8 5.Qbd5 Bxc6 6.Qxc6+ +- (36.15) Depth: 6 00:00:02 1669kN 1.Nxb6+! +- (36.45) Depth: 8 00:00:04 2985kN 1.Nxb6+! Bxb6 2.Bxc6+ Rxc6 3.Qxe6+ Kc7 4.Qh7+ Q6f7 5.Qfxf7+ Bxf7 6.Qexf7+ Qxf7 7.Qaxf7+ Kc8 8.Qd7# +- (#8) Depth: 8 00:00:07 5154kN (Blass, Tel-aviv 17.08.2001) Uri
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