Author: Andrew Dados
Date: 18:42:29 07/06/00
Go up one level in this thread
On July 06, 2000 at 21:35:44, Dann Corbit wrote: >On July 06, 2000 at 20:34:43, Victor Valenzia wrote: > >>This game between Fritz 6a and Chessmaster 5000 was fairly even until 29. Rf6? >>Fritz then played 29. Ne4, setting up a knight exchange, leading to a >>devastating passed pawn on the e-file for Fritz. I don't own CM6000 or CM7000, >>so I would be curious to know if these programs would have avoided 29. Rf6? >> >>[D]2kqr3/pp6/2pn2pp/3p4/3P4/PP3RN1/2P2QPP/6K1 w - - 0 1 > >It takes 11 minutes on my computer to find Re3, which is still down half a pawn. I assume 'It' means crafty, correct? > On Dr. Hyatt's machine it would find that move at tournament time control of >40/2, I am sure. But I am not at all sure that move is much better. > >What do you think is the righrt alternative? > >PFGA: EPD record: 1 > time surplus 0.00 time limit 16:39 (16:39) > nss depth time score variation (1) > 11 14.59 -0.17 1. Rf6 Ne4 2. Nxe4 dxe4 3. Rxg6 e3 > 4. Qf5+ Kb8 5. Re6 Rxe6 6. Qxe6 Qxd4 > 7. Qg8+ Kc7 8. Qh7+ Kb6 9. Qxh6 > 11-> 19.64 -0.17 1. Rf6 Ne4 2. Nxe4 dxe4 3. Rxg6 e3 > 4. Qf5+ Kb8 5. Re6 Rxe6 6. Qxe6 Qxd4 > 7. Qg8+ Kc7 8. Qh7+ Kb6 9. Qxh6 > 12 44.91 -0.17 1. Rf6 Ne4 2. Nxe4 dxe4 3. Rxg6 e3 > 4. Qf5+ Kb8 5. Re6 Rxe6 6. Qxe6 Qxd4 > 7. Qg8+ Kc7 8. Qh7+ Kb6 9. Qxh6 > 12-> 59.09 -0.17 1. Rf6 Ne4 2. Nxe4 dxe4 3. Rxg6 e3 > 4. Qf5+ Kb8 5. Re6 Rxe6 6. Qxe6 Qxd4 > 7. Qg8+ Kc7 8. Qh7+ Kb6 9. Qxh6 > 13 1:16 -- 1. Rf6 > 13 3:26 -0.61 1. Rf6 Ne4 2. Nxe4 dxe4 3. Rf4 e3 4. > Qe2 Qd6 5. Qg4+ Kd8 6. Re4 Rxe4 7. > Qxe4 Qe7 8. Qxe7+ Kxe7 9. Kf1 Kd6 > 13 11:09 -0.50 1. Re3 Rg8 2. Qf4 g5 3. Qg4+ Kc7 4. > Qe2 Kb8 5. Re6 Nf7 6. Nf5 Rh8 7. c4 > Qd7 > 13-> 12:27 -0.50 1. Re3 Rg8 2. Qf4 g5 3. Qg4+ Kc7 4. > Qe2 Kb8 5. Re6 Nf7 6. Nf5 Rh8 7. c4 > Qd7 > time=16:40 cpu=99% mat=0 n=179955245 fh=91% nps=179928 > ext-> checks=8708731 recaps=582645 pawns=42099 1rep=596393 >thrt:23648 > predicted=0 nodes=179955245 evals=45453628 > endgame tablebase-> probes done=0 successful=0 > hashing-> trans/ref=22% pawn=30% used=99%
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