Author: Uri Blass
Date: 11:49:42 10/30/01
Go up one level in this thread
On October 30, 2001 at 13:32:31, Robert Hyatt wrote: >On October 30, 2001 at 07:24:39, Vincent Diepeveen wrote: > >>46:04 0 0 327781499 (111597415) 14 -0.078 Bh5-g6 Nf1-d2 Qb6-c7 a3-a4 Kg8-h7 Ne3- >>c4 Nd7-b6 Nc4xa5 Bc5-b4 c2-c3 Bb4xa5 b3-b4 Nb6-d7 b4xa5 Nd7-c5 h3-h4 >> >>Diep doesn't consider the bad move g5-g4. >> > > > > >Diep also doesn't _understand_ the position. It thinks black is worse by >a very tiny bit. (-.078). That is a strong _understatement_ here. Black is >nearly losing. It is nor clear and the only way to test it is by games. Can you win diep in a correspondence game after Diep's move Bg6? > >> >>For those who tactical mistakes that's definitely true. For GMs that's not >>exactly true though. They got their GM because they can play a perfect game! >> > > > >I have _never_ seen a GM play a "perfect game"... > > >>>ChessMaster 8000 output: >>> >>>Time Depth Score Positions Moves >>>0:00 1/3 -0.04 2059 1...Bd4 2. Nd2 Bg6 >>>0:00 2/6 0.02 42104 1...Bd4 2. Nd2 Bg6 3. c3 Bc5 4. >>> Qc2 Nf8 >>>0:01 3/7 0.16 124547 1...Bd4 2. Nd2 Bg6 3. c3 Bc5 4. >>> Qc2 Nf8 5. Ndc4 >>>0:03 3/7 0.09 268740 1...g4 2. h4 Bg6 3. Qd2 Nf8 4. >>> Qe2 a4 5. Nd2 Bxe3 6. fxe3 axb3 >>> 7. cxb3 >>>0:06 3/8 0.10 598533 1...g4 2. Nd2 gxh3 3. Bxh3 Qc7 >>> 4. c4 Bd4 5. Nf5 Nc5 6. Nxh6+ Kg7 >>>0:10 3/8 0.02 981004 1...Bg6 2. Nd2 Qc7 3. Bc3 b5 4. >>> b4 Bd4 5. Qb2 >>>0:18 4/9 0.15 1798706 1...Bg6 2. Nd2 Qc7 3. Bc3 Bd4 4. >>> Qb2 Nb6 5. Rad1 Bxc3 6. Qxc3 >>>1:10 4/10 0.14 6627204 1...Bg6 2. Nd2 Qc7 3. Bc3 Bd4 4. >>> Qb2 Nb6 5. Rad1 Qe7 6. Nf5 Bxf5 >>> 7. exf5 Bxc3 8. Qxc3 >>>4:05 5/11 0.11 24328715 1...Bg6 2. Nd2 Qc7 3. Qd1 Bd4 4. >>> c3 Ba7 5. b4 Nb6 6. Qe2 Qd6 7. >>> Nec4 Nxc4 8. Nxc4 >>>14:02 6/12 0.03 88355386 1...Bg6 2. Nd2 Qc7 3. Bc3 Bd4 4. >>> Qb2 Nc5 5. Nf5 Bxf5 6. exf5 Qd7 >>> 7. b4 Bxc3 8. Qxc3 Qxd2 9. Qxc5 >> >>>I suspect that more interesting would be the analysis of these: >>> >>[D]3rr1k1/1p1n1p2/1qp2n1p/p1b1p2b/4P1p1/PP2N1PP/1BP2PB1/R1Q1RNK1 w - - >>position after g4? >> >>DIEP sees this as advantage for white directly from the start: >> >>00:00 0 0 56 (0) 1 0.622 h3xg4 Bh5xg4 >>00:00 0 0 75 (0) 1 0.654 Ne3-f5 >>00:00 0 0 1065 (0) 2 -2.149 Ne3-f5 Bc5xf2 Kg1-h2 Bf2xe1 Qc1xe1 >>++ h3-g4 >>00:00 0 0 1133 (0) 2 0.622 h3xg4 Bh5xg4 >>00:00 0 0 2459 (173) 3 1.325 h3xg4 Bc5xe3 Nf1xe3 Bh5xg4 >>00:00 0 0 6277 (363) 4 0.506 h3xg4 Bh5-g6 b3-b4 a5xb4 a3xb4 Bc5xb4 >>00:00 0 0 25704 (5654) 5 0.966 h3xg4 Bh5-g6 g4-g5 h6xg5 Ne3-c4 >>00:00 0 0 56414 (11138) 6 0.462 h3xg4 Nf6xg4 Ne3xg4 Bh5xg4 Nf1-e3 Nd7-f6 >>00:02 0 0 204394 (48885) 7 0.460 h3xg4 Nf6xg4 Ne3xg4 Bh5xg4 Nf1-e3 h6-h5 Ne3xg4 >>h5xg4 >>++ f1-d2 >>00:03 0 0 343021 (86294) 7 0.696 Nf1-d2 Qb6-a7 b3-b4 Bc5-f8 Ne3-f5 a5-a4 Nd2-c4 >> >>00:05 0 0 512604 (116944) 8 0.400 Nf1-d2 Qb6-a7 Nd2-c4 g4xh3 Bg2xh3 Kg8-f8 Bb2-c >>3 b7-b6 >>++ h3-g4 >>00:07 0 0 730577 (186296) 8 0.548 h3xg4 Bh5-g6 b3-b4 a5xb4 a3xb4 Bc5xb4 Ne3-c4 Q >>b6-c5 Qc1xh6 Qc5xc4 >>00:25 0 0 2731856 (750383) 9 0.294 h3xg4 Nf6xg4 Bg2-h3 Ng4xe3 Nf1xe3 Nd7-f6 Kg1- >>g2 Bc5xe3 Qc1xe3 Qb6xe3 Re1xe3 >>++ f1-d2 >>00:33 0 0 3643383 (1015766) 9 0.506 Nf1-d2 Qb6-a7 Bb2-c3 a5-a4 b3xa4 Kg8-f8 h3-h >>4 Bc5-d4 Qc1-b2 Qa7xa4 Bc3xd4 e5xd4 Qb2-b4 Qa4xb4 a3xb4 >>01:07 0 0 7402451 (2116658) 10 0.291 Nf1-d2 Qb6-a7 b3-b4 Bc5xe3 Re1xe3 g4xh3 Bg2 >>xh3 Kg8-f8 b4xa5 Nf6-g4 >>++ b2-c3 >>02:16 0 0 15253229 (3679456) 10 0.341 Bb2-c3 g4xh3 Bg2xh3 Bh5-f3 Nf1-d2 Nf6xe4 B >>c3xa5 Qb6xa5 Nd2xf3 Kg8-f8 a3-a4 >>++ f1-h2 >>02:40 0 0 17870834 (4220380) 10 0.354 Nf1-h2 g4xh3 Bg2xh3 Bh5-g6 Bh3xd7 Nf6xd7 N >>h2-g4 h6-h5 Ng4-h6 Kg8-f8 Nh6-f5 Nd7-f6 >>++ a3-a4 >>03:50 0 0 25753917 (6499422) 11 0.354 Nf1-h2 g4xh3 Bg2xh3 Bh5-g6 Bh3xd7 Nf6xd7 N >>h2-g4 h6-h5 Ng4-h6 Kg8-f8 Nh6-f5 Nd7-f6 >>++ b2-c3 >>++ f1-d2 >>06:18 0 0 42810178 (7893075) 11 0.437 Nf1-d2 Qb6-a7 b3-b4 Bc5xe3 Re1xe3 g4xh3 Bg >>2xh3 Nf6-g4 Bh3xg4 Bh5xg4 Nd2-c4 a5-a4 >>11:29 0 0 76993736 (11384648) 12 0.437 Nf1-d2 Qb6-a7 b3-b4 Bc5xe3 Re1xe3 g4xh3 B >>g2xh3 a5-a4 Nd2-c4 Kg8-f8 Bh3xd7 Nf6-d5 >> >>[D]3rr1k1/1p1n1p2/1qp2nbp/p1b1p1p1/4P3/PP2N1PP/1BP2PB1/R1Q1RNK1 w - - >>position after Bg6 >> >>Obviously the scores here are the same like the first output produced where >>diep planned to play Bg6 > > >Not exactly. You were at -.078. That has changed although your score is >far from "stable" here... It is going up and down significantly, every >iteration... Diep was at -.078 before g4 after g4 Diep say 0.437 for white because it believes that g4 was a wrong move Uri
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