Author: Dann Corbit
Date: 16:12:35 03/06/04
Go up one level in this thread
On March 06, 2004 at 17:06:23, GeoffW wrote: >Hi > >Here is a position I found interesting, white has just played Rf6, black to move > >[D]r3qnk1/rb2bppp/4pR2/pp1pP1PP/2pP3N/P1P1P1Q1/1PB5/4B1RK b - - 0 1 > >My programs analysis for this position is horrid > >Ply Eval Time Nodes Principle Variation > 1 433 0 17 g7f6 e5f6 > 2 433 0 290 g7f6 e5f6 > 3- 393 1 4782 g7f6 > 3 204 1 8053 e7a3 b2a3 g7f6 e5f6 > 4 204 3 18575 e7a3 b2a3 g7f6 e5f6 > 5 204 6 44876 e7f6 g5f6 g7g6 h4f3 f8d7 h5g6 h7g6 > 6 192 10 97670 e7f6 e5f6 g7g6 h5g6 h7g6 h4f3 > 7 194 21 193103 e7f6 e5f6 g7g6 h4f3 a8d8 h5g6 h7g6 > 8 187 60 564304 e7f6 e5f6 g7g6 h4f3 g6h5 g3h4 f8d7 h4h5 > 9 188 132 1263805 e7f6 e5f6 g7g6 h4f3 f8d7 e1d2 a8b8 g3h2 e8d8 >10 176 396 3783030 e7f6 e5f6 g7g6 h4f3 f8d7 g3h2 a8d8 e1g3 d7b6 f3e5 >11 176 942 8062241 e7f6 e5f6 g7g6 h4f3 e8c6 g3h2 f8d7 e1g3 a8d8 f3e5 >d7e5 g3e5 >12- 136 3984 35236639 e7f6 >12 102 144954 868931003 b5b4 a3b4 a5b4 f6f4 a7a2 g3g2 b4b3 c2b1 a2a1 e1d2 >f8d7 e3e4 > >It firstly thinks it has won a rook by taking it with Pxf6, then it realises >this is bad, and avoids the Rook sacrifice by coming up with its own weird >bishop sacrifice Bxa3. Two plies later then decides it had better take the rook >after all with the obvious looking Bxf6. It takes 40 seconds to get to ply 12 >before it realises that this is also a hopeless losing move. >Then it takes almost 25 minutes to resolve the fail low with a branching factor >of 24 !! >I am not sure why it struggles to resolve this specific fail low so badly, this >is probably the trickiest fail low I have seen so far, at least for my program. >It was taking so long I was convinced it was locking up in an infinite search >bug. I guess it probably isnt a bug as it finally does come up with a reasonable >move, all be it far too late. > >What do other programs make of this, daresay Crafty et al. will have it all >worked out and resolved in about 5 seconds flat ;-( > >P.S it finally managed ply 13 as I was typing this up > >13 102 327723 2072998497 b5b4 a3b4 a5b4 f6f2 b4b3 c2b1 f8d7 e1d2 a7a1 h5h6 >g7g6 h4f3 a8a7 > >54 minutes to decide white is a pawn up after avoiding the sac. > > Regards Geoff Some more strong engines weigh in. I think that ChessMaster's idea is probably strongest {JM's post}, but I would play b4 personally (because that idea is obvious to me). -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: 180 Seconds Analyzing engine: Kke-253 1) Searching move: Best move (Kke-253): b5-b4 Not found in: 03:00 6 00:00 0.82 [+=] Bxf6 exf6 Nd7 fxg7 Kxg7 h6+ Kh8 Qc7 6 00:01 0.87 b4 axb4 axb4 Rf2 bxc3 Bxc3 Nd7 7 00:01 0.62 b4 axb4 axb4 cxb4 Bxf6 gxf6 g6 Qg5 7 00:01 0.62 [+=] b4 axb4 axb4 cxb4 Bxf6 gxf6 g6 Qg5 7 00:01 0.79 Bxf6 exf6 Nd7 fxg7 Kxg7 Qd6 Kh8 Qc7 8 00:02 0.90 Bxf6 gxf6 g6 Qg5 Nd7 hxg6 fxg6 Nf3 Qf7 Qh6 9 00:03 -0.03 Bxf6 gxf6 g6 Qg5 Nd7 hxg6 fxg6 Qh6 Qf7 Rg5 Rf8 9 00:04 -0.03 [+=] Bxf6 gxf6 g6 Qg5 Nd7 hxg6 fxg6 Qh6 Qf7 Rg5 Rf8 9 00:08 0.72 b4 axb4 axb4 cxb4 Bxf6 exf6 Nd7 Qd6 Ra6 Qc7 Qc8 Qxc8+ Bxc8 fxg7 Kxg7 10 00:14 0.44 b4 axb4 axb4 cxb4 Bxf6 exf6 Nd7 fxg7 Kxg7 Rf1 Kh8 Qc7 11 00:36 0.33 b4 axb4 axb4 Rf2 b3 Bb1 Nd7 Rgf1 Ra1 Bd2 Qd8 Rxf7 Bxg5 12 01:21 0.30 b4 axb4 axb4 Rf2 b3 Bb1 Nd7 Rgf1 Ra1 Bd2 Qd8 Qf4 f6 gxf6 gxf6 exf6 Nxf6 3/6/2004 3:13:22 PM, Time for this analysis: 00:03:00, Rated time: 03:00 0 of 1 matching moves 3/6/2004 3:13:23 PM, Total time: 12:03:04 AM Rated time: 03:00 = 180 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Ktulu 1) Searching move: Best move (Ktulu): b5-b4 Not found in: 03:00 7 00:00 1.32 Bxf6 gxf6 g6 hxg6 Nxg6 Rg2 Ra6 Kg1 Np:374525 10 00:03 1.07 Bxf6 -- 10 00:10 -2.34 Bxf6 gxf6 g6 Qg5 Nd7 hxg6 fxg6 Qh6 Nxf6 exf6 Qf7 Qg5 Np:343244 10 00:23 -0.05 Ra6 Rf2 b4 cxb4 axb4 g6 fxg6 Bxb4 Bxb4 axb4 Kh8 Nf3 Np:349268 10 00:31 0.32 Bc6 Rf2 Qd8 Qf4 Be8 h6 g6 Rgg2 Nd7 Kg1 Np:352030 10 00:53 0.87 b4 cxb4 axb4 Bxb4 Bxb4 axb4 Qb5 Rf2 Qxb4 g6 hxg6 Np:353377 11 01:11 0.61 b4 cxb4 axb4 Bxb4 Bxb4 axb4 gxf6 gxf6+ Ng6 hxg6 hxg6 Nxg6 fxg6 Bxg6 Np:357121 12 02:45 0.70 b4 cxb4 axb4 Bxb4 Bxb4 axb4 gxf6 gxf6+ Ng6 hxg6 hxg6 Nxg6 fxg6 Bxg6 Qf8 Np:94774 3/6/2004 3:16:29 PM, Time for this analysis: 00:03:00, Rated time: 06:00 0 of 1 matching moves 3/6/2004 3:16:30 PM, Total time: 12:06:12 AM Rated time: 06:00 = 360 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: List512 1) Searching move: Best move (List512): b5-b4 Not found in: 03:00 5 00:00 1.48 b5b4 g5g6 h7xg6 h5xg6 Be7xf6 e5xf6 6 00:01 1.12 b5b4 g5g6 h7xg6 h5xg6 Be7xf6 e5xf6 g7xf6 7 00:01 0.85 b5b4 c3xb4 a5xb4 a3xb4 Qe8b5 Rf6f2 Be7xb4 Be1xb4 7 00:01 0.87 Be7xf6 g5xf6 g7g6 Qg3g5 Ra7a6 b2b3 c4xb3 Bc2xb3 Nf8d7 8 00:01 0.85 Be7xf6 g5xf6 g7g6 Qg3g5 Ra8d8 h5xg6 h7xg6 b2b3 Bb7a6 b3xc4 9 00:02 0.82 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 a3a4 b5xa4 Bc2xa4 Ra7a6 h5xg6 h7xg6 Nh4g2 10 00:03 0.42 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 h7xg6 Qg5h6 Qe8f8 Rg1xg6+ Qf8g7 10 00:03 -1.60 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 h7xg6 Qg5h6 Nd7xf6 e5xf6 Qe8f8 Qh6xf8+ Kg8xf8 Nh4g2 10 00:04 -1.20 b5b4 c3xb4 a5xb4 a3xb4 Qe8b5 Rf6f2 Be7xb4 Be1xb4 Qb5xb4 Qg3f4 Qb4xb2 10 00:06 0.62 b5b4 c3xb4 a5xb4 a3xb4 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 b4b5 Ra7a2 Be1c3 11 00:14 0.53 b5b4 Rg1f1 b4b3 Bc2b1 Be7xf6 g5xf6 g7g6 h5xg6 Nf8xg6 Nh4xg6 h7xg6 Bb1xg6 f7xg6 f6f7+ Qe8xf7 12 00:46 0.35 b5b4 h5h6 b4xa3 h6xg7 Nf8g6 Nh4xg6 f7xg6 b2xa3 Be7xa3 Rg1f1 Kg8xg7 Rf6f7+ Qe8xf7 Rf1xf7+ Kg7xf7 3/6/2004 3:19:38 PM, Time for this analysis: 00:03:00, Rated time: 09:00 0 of 1 matching moves 3/6/2004 3:19:38 PM, Total time: 12:09:19 AM Rated time: 09:00 = 540 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Patzer 3.61 1) Searching move: Best move (Patzer 3.61): Be7xf6 Not found in: 03:00 2 00:00 1.92 Be7xf6 g5xf6 3 00:00 1.82 Be7xf6 g5xf6 g7g6 4- 00:00 1.45 Be7xf6 g5xf6 4 00:00 1.25 Be7xf6 g5xf6 g7g6 Kh1h2 5 00:00 1.56 Be7xf6 g5xf6 g7g6 Kh1h2 Bb7c6 6 00:00 1.35 Be7xf6 g5xf6 g7g6 Kh1h2 Bb7c6 h5h6 7 00:00 1.53 Be7xf6 g5xf6 g7g6 Kh1h2 Ra7a6 h5h6 Nf8d7 8 00:01 1.48 Be7xf6 g5xf6 g7g6 Rg1g2 Nf8d7 Qg3g5 Ra7a6 Qg5h6 9 00:02 1.29 Be7xf6 g5xf6 g7g6 Rg1g2 Ra8c8 Nh4f3 Ra7a8 Nf3g5 g6xh5 10 00:05 1.31 Be7xf6 g5xf6 g7g6 Rg1g2 Bb7c6 Nh4f3 11- 00:08 0.96 Be7xf6 g5xf6 11- 00:35 -3.03 Be7xf6 g5xf6 3/6/2004 3:22:47 PM, Time for this analysis: 00:03:00, Rated time: 12:00 0 of 1 matching moves 3/6/2004 3:22:47 PM, Total time: 12:12:28 AM Rated time: 12:00 = 720 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Quark-232-net 1) Searching move: Best move (Quark-232-net): b5-b4 Not found in: 03:00 4 00:00 0.66 e7a3 b2a3 g7f6 g5f6 5 00:00 0.82 e7f6 g5f6 g7g6 e1d2 a7a6 7 00:00 0.70 e7f6 e5f6 a7a6 e1d2 g7g6 g3c7 a8b8 8 00:01 0.61 e7f6 e5f6 a7a6 f6g7 g8g7 g3c7 e8d7 c7f4 9 00:04 0.58 e7f6 g5f6 g7g6 h4f3 a8b8 e1f2 e8d7 f3g5 a7a6 10 00:06 0.47 e7f6 g5f6 g7g6 h4f3 a8b8 f3g5 b7a6 h5g6 f8g6 e1d2 11 00:14 0.38 e7f6 g5f6 g7g6 h4f3 e8d7 e1d2 a7a6 f3g5 a8d8 e3e4 d5e4 12 00:23 0.38 e7f6 g5f6 g7g6 h4f3 a7a6 e1d2 e8d7 f3g5 13 00:32 0.08 e7f6? 13 00:37 -0.92 e7f6?? 13 00:50 -4.55 e7f6 g5f6 f8g6 h5g6 f7g6 h4g6 b7c8 g3h4 h7h6 g6e7 a7e7 f6e7 a8a7 h4h6 e8e7 13 00:53 -4.54 b5b4! 13 00:55 -3.54 b5b4!! 3/6/2004 3:25:55 PM, Time for this analysis: 00:03:00, Rated time: 15:00 0 of 1 matching moves 3/6/2004 3:25:56 PM, Total time: 12:15:37 AM Rated time: 15:00 = 900 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Quark-232-net 1) Searching move: Best move (Quark-232-net): b5-b4 Not found in: 03:00 4 00:00 0.66 e7a3 b2a3 g7f6 g5f6 5 00:00 0.82 e7f6 g5f6 g7g6 e1d2 a7a6 7 00:00 0.70 e7f6 e5f6 a7a6 e1d2 g7g6 g3c7 a8b8 8 00:01 0.61 e7f6 e5f6 a7a6 f6g7 g8g7 g3c7 e8d7 c7f4 9 00:04 0.58 e7f6 g5f6 g7g6 h4f3 a8b8 e1f2 e8d7 f3g5 a7a6 10 00:06 0.47 e7f6 g5f6 g7g6 h4f3 a8b8 f3g5 b7a6 h5g6 f8g6 e1d2 11 00:13 0.38 e7f6 g5f6 g7g6 h4f3 e8d7 e1d2 a7a6 f3g5 a8d8 e3e4 d5e4 12 00:22 0.38 e7f6 g5f6 g7g6 h4f3 a7a6 e1d2 e8d7 f3g5 13 00:32 0.08 e7f6? 13 00:37 -0.92 e7f6?? 13 00:50 -4.55 e7f6 g5f6 f8g6 h5g6 f7g6 h4g6 b7c8 g3h4 h7h6 g6e7 a7e7 f6e7 a8a7 h4h6 e8e7 13 00:53 -4.54 b5b4! 13 00:55 -3.54 b5b4!! 3/6/2004 3:29:02 PM, Time for this analysis: 00:03:00, Rated time: 18:00 0 of 1 matching moves 3/6/2004 3:29:03 PM, Total time: 12:18:44 AM Rated time: 18:00 = 1080 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Ruffian_202 1) Searching move: Best move (Ruffian_202): b5-b4 Not found in: 03:00 2 00:00 0.86 g7xf6 g5xf6+ Kg8h8 2 00:00 1.29 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 3 00:00 1.29 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 4 00:00 1.00 Be7xf6 g5xf6 g7g6 Qg3g5 Qe8c6 h5xg6 h7xg6 4 00:00 1.03 b5b4 h5h6 Be7xf6 g5xf6 g7g6 c3xb4 5 00:00 0.98 b5b4 g5g6 Be7xf6 g6xh7+ Nf8xh7 e5xf6 g7g6 c3xb4 Nh7xf6 h5xg6 6 00:00 1.24 b5b4 a3xb4 a5xb4 Rf6f2 b4b3 Bc2b1 Qe8c6 7 00:00 0.84 b5b4 g5g6 h7xg6 Rf6f2 b4xa3 h5xg6 Be7xh4 Qg3xh4 a3xb2 g6xf7+ 7 00:01 0.89 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 Qg3g5 Qe8c6 Be1g3 8 00:01 0.99 Be7xf6 g5xf6 g7g6 Qg3g5 Qe8c6 Nh4f3 Ra8e8 h5xg6 h7xg6 9- 00:01 0.64 Be7xf6 9 00:01 -1.36 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 h7xg6 Nh4xg6 f7xg6 Bc2xg6 Qe8d8 9 00:03 0.14 b5b4 g5g6 f7xg6 h5xg6 h7h6 Rf6f7 b4xa3 b2xa3 a5a4 Rg1f1 Be7xa3 10 00:06 0.14 b5b4 g5g6 f7xg6 h5xg6 h7h6 Rf6f7 b4xa3 b2xa3 a5a4 Rg1f1 Be7xa3 11 00:16 0.23 b5b4 c3xb4 a5xb4 Be1xb4 Be7xb4 a3xb4 Qe8b5 Rf6f2 Qb5xb4 g5g6 f7xg6 h5xg6 h7h6 12 00:29 -0.08 b5b4 c3xb4 a5xb4 Be1xb4 Be7xb4 a3xb4 Qe8b5 g5g6 f7xg6 h5xg6 h7h6 Rf6f7 Qb5xb4 Rg1b1 13 01:39 -0.13 b5b4 c3xb4 a5xb4 g5g6 f7xg6 Nh4xg6 Be7xf6 e5xf6 Bb7c6 Ng6e7+ Ra7xe7 f6xe7 Qe8xh5+ Qg3h2 Qh5f3+ Rg1g2 Nf8g6 Bc2xg6 h7xg6 Be1xb4 3/6/2004 3:32:10 PM, Time for this analysis: 00:03:00, Rated time: 21:00 0 of 1 matching moves 3/6/2004 3:32:11 PM, Total time: 12:21:52 AM Rated time: 21:00 = 1260 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Ruffian_210 1) Searching move: Best move (Ruffian_210): b5-b4 Not found in: 03:00 2 00:00 0.83 g7xf6 g5xf6+ Kg8h8 2 00:00 1.26 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 3 00:00 1.26 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 4 00:00 1.07 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 h7xg6 5 00:00 0.96 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 Qg3g5 6 00:00 1.03 Be7xf6 g5xf6 g7g6 Qg3g5 Qe8c6 Be1g3 Nf8d7 h5xg6 h7xg6 6 00:00 1.19 b5b4 Rf6f4 b4xa3 g5g6 h7xg6 h5xg6 7 00:00 0.99 b5b4 Rf6f4 b4xa3 g5g6 f7xg6 h5xg6 h7h6 b2xa3 Be7xa3 8 00:02 0.74 b5b4 g5g6 h7xg6 Rf6f2 g6g5 Nh4f3 b4xa3 b2xa3 Be7xa3 Nf3xg5 8 00:02 0.99 Be7xf6 g5xf6 g7g6 Qg3g5 Qe8c6 Be1g3 Nf8d7 Kh1h2 Kg8f8 h5xg6 h7xg6 9- 00:02 0.64 Be7xf6 9 00:02 -1.28 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 h7xg6 Nh4xg6 f7xg6 Bc2xg6 Qe8f8 9 00:04 0.03 b5b4 g5g6 f7xg6 h5xg6 h7h6 Rf6f7 b4xa3 b2xa3 a5a4 Rg1f1 Be7xa3 10 00:06 0.03 b5b4 g5g6 f7xg6 h5xg6 h7h6 Rf6f7 b4xa3 b2xa3 a5a4 Rg1f1 Be7xa3 11 00:17 0.14 b5b4 c3xb4 a5xb4 Be1xb4 Be7xb4 a3xb4 Qe8b5 g5g6 h7xg6 Rf6f2 Qb5xb4 h5xg6 12- 00:31 -0.21 b5b4 12 00:47 -0.35 b5b4 c3xb4 a5xb4 Be1xb4 Be7xb4 a3xb4 Ra7a2 Rf6f2 Qe8e7 g5g6 f7xg6 Bc2b1 Ra2a1 h5xg6 13 02:20 -0.62 b5b4 c3xb4 a5xb4 g5g6 f7xg6 Nh4xg6 Be7xf6 e5xf6 Bb7c6 Ng6e7+ Ra7xe7 f6xe7 Qe8xh5+ Qg3h2 Qh5f3+ Rg1g2 Nf8g6 Bc2xg6 h7xg6 Be1xb4 3/6/2004 3:35:18 PM, Time for this analysis: 00:03:00, Rated time: 24:00 0 of 1 matching moves 3/6/2004 3:35:19 PM, Total time: 12:25:00 AM Rated time: 24:00 = 1440 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Smarthink-017a 1) Searching move: Best move (Smarthink-017a): b5-b4 Not found in: 03:00 5 00:00 0.85 e7f6 g5f6 g7g6 c2d1 f8d7 h5g6 h7g6 6 00:00 0.84 e7f6 g5f6 g7g6 c2d1 f8d7 h5g6 h7g6 g3g4 6 00:00 0.20 e7f6 g5f6 g7g6 c2d1 f8d7 g3h2 g8f8 h5g6 h7g6 g1g5 6 00:01 0.21 b5b4 a3b4 a5b4 f6f4 b4b3 c2d1 6 00:01 0.23 b5b4 a3b4 a5b4 c3b4 e7f6 g5f6 g7g6 g3g5 7 00:01 0.22 b5b4 a3b4 a5b4 c3b4 e7f6 g5f6 g7g6 g3g5 7 00:02 -0.01 b5b4 a3b4 a5b4 c3b4 e7f6 g5f6 g7g6 h5g6 h7g6 g3h2 a7a2 7 00:02 0.00 e7f6 g5f6 g7g6 c2d1 f8d7 g3h2 7 00:02 0.16 e7f6 g5f6 g7g6 c2d1 f8d7 g3h2 a7a6 h5g6 h7g6 g1g5 g8f8 a3a4 a6b6 a4b5 8 00:03 0.15 e7f6 g5f6 g7g6 c2d1 f8d7 g3h2 a7a6 h5g6 h7g6 h4f3 8 00:04 0.01 e7f6 g5f6 g7g6 g3g5 9 00:06 0.00 e7f6 g5f6 g7g6 g3g5 9 00:08 -0.82 e7f6 g5f6 g7g6 g3g5 9 00:10 -0.81 b5b4 a3b4 a5b4 c3b4 e7f6 g5f6 g7g6 g3g5 a7a2 g5h6 f8d7 h5g6 f7g6 h6g7 9 00:19 -0.49 b5b4 c3b4 a5b4 a3b4 e8b5 f6f2 e7b4 e1b4 b5b4 h5h6 g7g6 g3f4 b4e7 10 00:27 -0.50 b5b4 c3b4 a5b4 a3b4 e8b5 f6f2 e7b4 e1b4 b5b4 h5h6 g7g6 g3f4 b4e7 10 00:46 -0.63 b5b4 c3b4 a5b4 e1b4 e7b4 a3b4 e8b5 f6f2 b5b4 h5h6 g7g6 c2d1 f8d7 g1f1 11 01:16 -0.64 b5b4 c3b4 a5b4 e1b4 e7b4 a3b4 e8b5 g5g6 f7g6 h5g6 f8g6 h4g6 g7f6 g6e7 11 01:59 -0.64 b5b4 c3b4 a5b4 e1b4 e7b4 a3b4 e8b5 g5g6 f7g6 f6f2 a7a2 h5g6 h7h6 c2d1 b5b4 g3g2 12 02:56 -0.65 b5b4 c3b4 a5b4 e1b4 e7b4 a3b4 e8b5 c2h7 f8h7 g5g6 h7f6 g6f7 g8f7 e5f6 g7f6 g3c7 f7f8 h4g6 f8g8 h5h6 a8f8 3/6/2004 3:38:53 PM, Time for this analysis: 00:03:00, Rated time: 30:00 0 of 1 matching moves 3/6/2004 3:38:54 PM, Total time: 12:28:35 AM Rated time: 30:00 = 1800 Seconds -------------------------------------------------------------------------------- Analysis from E:\am.epd 3/6/2004 3:10:18 PM Level: Infinite Analyzing engine: Yace 1) Searching move: Best move (Yace): b5-b4 Not found in: 03:00 2 00:00 1.08 Be7xf6 g5xf6 3 00:00 0.93 Be7xf6 g5xf6 g7g6 Qg3g5 4 00:00 1.05 Be7xf6 g5xf6 g7g6 Qg3g5 Qe8c6 5 00:00 0.96 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 Qg3g5 6 00:00 1.05 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 Qg3g5 Qe8c6 Nh4f3 7 00:00 0.90 Be7xf6 g5xf6 g7g6 Kh1g2 Nf8d7 h5xg6 h7xg6 Kg2f3 8 00:02 0.74 Be7xf6 g5xf6 g7g6 Kh1g2 Bb7c6 h5xg6 h7xg6 Kg2f3 b5b4 a3xb4 a5xb4 c3xb4 9 00:05 0.64 Be7xf6 g5xf6 g7g6 Kh1g2 Qe8d8 h5xg6 h7xg6 Kg2f3 a5a4 Kf3e2 Qd8a5 10- 00:08 0.24 Be7xf6 Bc2xh7+ Nf8xh7 g5xf6 Qe8f8 Qg3h2 g7g6 h5xg6 f7xg6 Nh4xg6 Qf8f7 Ng6f4+ Qf7g7 f6xg7 Bb7c6 10 00:10 -0.46 Be7xf6 Bc2xh7+ Nf8xh7 g5xf6 Qe8f8 Qg3h2 Nh7xf6 e5xf6 g7g6 h5xg6 Qf8xa3 b2xa3 Kg8h8 10+ 00:45 -0.45 a5a4 Rf6f4 Be7d8 Rg1f1 Bb7c6 Rf4xf7 Ra7xf7 g5g6 h7xg6 h5xg6 10 00:50 -0.36 a5a4 Rf6f4 Be7d8 Rg1f1 Bb7c8 g5g6 h7xg6 h5xg6 f7f5 e5xf6/ep g7xf6 10+ 01:06 -0.35 b5b4 Rf6f4 b4xa3 b2xa3 10 01:48 0.40 b5b4 g5g6 f7xg6 h5xg6 h7h6 Rf6f7 b4xa3 b2xa3 Kg8h8 Rg1f1 a5a4 Qg3f4 3/6/2004 3:45:09 PM, Time for this analysis: 00:03:00, Rated time: 36:00 0 of 1 matching moves 3/6/2004 3:45:10 PM, Total time: 12:34:51 AM Rated time: 36:00 = 2160 Seconds Analysis from E:\am.epd 3/6/2004 3:49:38 PM Level: 180 Seconds Analyzing engine: Shredder 7.04 1) Searching move: Best move (Shredder 7.04): b5-b4 Not found in: 03:00 2- 00:00 2.42 g7xf6 g5xf6+ Nf8g6 f6xe7 Qe8xe7 2- 00:00 0.77 g7xf6 g5xf6+ Nf8g6 f6xe7 Qe8xe7 2 00:00 -0.49 g7xf6 g5xf6+ Kg8h8 f6xe7 Qe8xe7 2 00:00 1.84 Be7xf6 g5xf6 3- 00:00 1.43 Be7xf6 g5xf6 g7g6 3 00:00 0.88 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 4 00:00 0.88 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 5 00:00 0.88 Be7xf6 g5xf6 g7g6 h5xg6 h7xg6 6 00:00 0.78 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 h7xg6 7- 00:00 0.53 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 Nd7xe5 d4xe5 h7xg6 7 00:00 0.18 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 f7xg6 Qg5h6 Qe8f8 7+ 00:00 0.19 b5b4 Rf6f2 b4xa3 b2xa3 Be7xa3 Rf2f1 7 00:00 0.19 b5b4 Rf6f2 b4xa3 g5g6 a3xb2 g6xf7+ Kg8h8 f7xe8Q 8- 00:00 -0.06 b5b4 Rf6f2 b4xa3 g5g6 a3xb2 g6xf7+ Kg8h8 f7xe8Q 8 00:01 -0.13 b5b4 Rf6f2 b4xa3 g5g6 f7xg6 h5xg6 h7h6 b2xa3 Be7xa3 8+ 00:01 -0.12 Be7xf6 g5xf6 g7g6 Qg3g5 Nf8d7 h5xg6 f7xg6 Qg5h6 Qe8f8 Qh6g7+ Qf8xg7 8 00:01 -0.12 Be7xf6 g5xf6 g7g6 Qg3f4 Nf8d7 h5xg6 f7xg6 Nh4xg6 Nd7f8 Ng6xf8+ Qe8g6 Bc2xg6 9- 00:02 -0.37 Be7xf6 g5xf6 g7g6 Qg3f4 Nf8d7 h5xg6 f7xg6 Nh4xg6 Nd7f8 Ng6xf8+ Qe8g6 Bc2xg6 9- 00:02 -0.87 Be7xf6 g5xf6 g7g6 Qg3f4 Nf8d7 h5xg6 f7xg6 Nh4xg6 Nd7f8 Ng6xf8+ Qe8g6 Bc2xg6 9 00:02 -2.77 Be7xf6 g5xf6 Nf8g6 h5xg6 f7xg6 f6xg7 Qe8f7 Qg3g5 Qf7xg7 Rg1f1 9+ 00:03 -2.76 b5b4 Rf6f2 9+ 00:03 -2.41 b5b4 Rf6f2 b4xa3 g5g6 f7xg6 h5xg6 h7h6 Qg3g5 h6xg5 9 00:04 -0.13 b5b4 Rf6f2 b4xa3 g5g6 f7xg6 h5xg6 h7h6 b2xa3 Be7xa3 10 00:07 -0.19 b5b4 Rf6f4 b4xa3 b2xa3 Be7xa3 g5g6 f7xg6 h5xg6 h7h6 Qg3g5 h6xg5 11 00:12 -0.44 b5b4 Rf6f4 b4xa3 b2xa3 Be7xa3 g5g6 f7xg6 h5xg6 h7xg6 Nh4xg6 Nf8xg6 Bc2xg6 Qe8d7 12 00:25 -0.46 b5b4 Rf6f4 b4xa3 b2xa3 Be7xa3 g5g6 f7xg6 h5xg6 h7h6 Rg1f1 Ba3e7 Rf4f7 a5a4 Kh1g1 13 01:07 -0.49 b5b4 Rf6f4 b4xa3 b2xa3 Be7xa3 g5g6 f7xg6 h5xg6 h7h6 Rg1f1 Ba3e7 Qg3g2 a5a4 Bc2b1 Qe8b5 Qg2c2 3/6/2004 3:52:41 PM, Time for this analysis: 00:03:00, Rated time: 03:00 0 of 1 matching moves 3/6/2004 3:52:41 PM, Total time: 12:03:03 AM Rated time: 03:00 = 180 Seconds
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