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Subject: Re: Chess program improvement project (copy at Winboard::Programming)

Author: Dann Corbit

Date: 19:43:29 03/06/06

Go up one level in this thread


Here are the three problems missed, analyzed by Rybka at 300 seconds:
Analysis from E:\3probs.epd
3/6/2006 7:19:16 PM Level: 300 Seconds
Analyzing engine: Rybka v1.01 Preview 2.w32

1) Ng4+; id "WAC.086";
    Searching move: Nf6-g4
    Best move (Rybka v1.01 Preview 2.w32): Nf6-g4
    identical moves! Found in: 00:20
      3	00:01	      22.829	74.448	+0.25	c6c5
      3	00:01	      29.634	74.558	+0.26	a7a5
      4	00:01	      33.695	75.999	+0.37	a7a5
      5	00:01	      34.682	78.225	+0.30	a7a5 h2h3
      5	00:01	      38.659	81.454	+0.39	c6c5 Ke3d3
      6	00:01	       9.354	16.983	+0.35	c6c5 Ke3d3 a7a6
      7	00:01	      19.799	32.386	+0.33	c6c5 Ke3d3 Kd6d7 Kd3e2
      8	00:01	      34.204	48.645	+0.31	c6c5 Ke3d3 Kd6d7 Kd3e2 Kd7e7 d4xc5
      9	00:01	      64.089	74.916	+0.34	c6c5 Ke3d3 Kd6d7 Kd3e2 Kd7e7 Ke2f3
     10	00:02	     173.121	124.578	+0.19	c6c5 Ke3f3 Nf6g4 Nf2xg4 h5xg4+ Kf3e2
Kd6e6 Ke2e3
     10	00:02	     203.261	134.456	+0.20	a7a5 Ke3f3 Nf6g4 Nf2xg4 h5xg4+ Kf3e3
Kd6e6 Ke3d3
     10	00:02	     239.341	142.491	+0.38	a7a6 Ke3f3 b6b5 c4xb5 c6xb5 a4xb5 a6xb5
Kf3e3 Kd6e6 Ke3d3
     11	00:02	     291.189	152.598	+0.30	a7a6 Ke3d3 Kd6e6 Kd3e3 Ke6d7 h2h3 Kd7e6
Ke3f3
     12	00:03	     442.313	172.478	+0.32	a7a6 Ke3d3 b6b5 c4xb5 c6xb5 a4xb5 a6xb5
Kd3e3 Kd6e6 Ke3d2 f5f4 g3xf4
     13	00:03	     564.171	181.157	+0.29	a7a6 Ke3d3 b6b5 c4xb5 c6xb5 a4xb5 a6xb5
Kd3e3 Kd6e6 Ke3d2 f5f4 g3xf4 g5xf4 Kd2e2
     14	00:05	     857.345	196.402	+0.28	a7a6 Ke3d3 b6b5 c4xb5 c6xb5 a4xb5 a6xb5
Kd3e3 Nf6g4+ Nf2xg4 h5xg4 Ke3d3 Kd6d5 Kd3e3
     15	00:08	   1.494.827	209.742	+0.32	a7a6 Ke3d3 b6b5 c4xb5 c6xb5 a4xb5 a6xb5
Kd3e2 Kd6e6 Ke2d3 Nf6g4 Nf2xg4 h5xg4 Kd3e2
     16	00:12	   2.446.813	217.853	+0.32	a7a6 Ke3d3 b6b5 c4xb5 c6xb5 a4xb5 a6xb5
Nf2h3 Nf6e4 Kd3e3 Kd6d5 Ke3d3 Kd5e6 Kd3e3
     16	00:20	   4.331.680	224.578	+1.50	Nf6g4+ Nf2xg4 h5xg4 Ke3d3 a7a6 Kd3e3
a6a5 Ke3d3 f5f4 g3xf4 g5xf4 c4c5+ b6xc5 Kd3e4
     17	00:27	   5.888.670	226.470	+1.55	Nf6g4+ Nf2xg4 h5xg4 Ke3d3 a7a6 Kd3e3
a6a5 Ke3d3 f5f4 g3xf4 g5xf4 c4c5+ b6xc5 Kd3e4
     18	01:01	  13.816.748	233.671	+1.54	Nf6g4+ Ke3e2 Ng4xh2 Nf2h3 h5h4 g3xh4
g5xh4 Nh3g5 a7a5 Ng5f7+ Kd6c7 Nf7g5 Kc7d7 Ke2e3
     19	01:13	  16.755.299	235.837	+1.52	Nf6g4+ Ke3e2 Ng4xh2 Nf2h3 h5h4 g3xh4
g5xh4 Nh3g5 a7a5 Ng5f7+ Kd6c7 Nf7g5 Nh2g4 Ke2f3
     20	01:37	  22.165.586	235.701	+1.56	Nf6g4+ Ke3e2 Ng4xh2 Nf2h3 h5h4 g3xh4
g5xh4 Nh3g5 Nh2g4 Ke2f3 c6c5 Kf3f4 Ng4f2 Ng5f7+
     21	02:12	  30.199.595	234.828	+1.58	Nf6g4+ Ke3e2 Ng4xh2 Nf2h3 h5h4 g3xh4
g5xh4 Nh3g5 Nh2g4 Ke2f3 c6c5 Kf3f4 Ng4f2 Ng5f7+
     22	04:48	  65.628.209	233.648	+1.87	Nf6g4+ Ke3e2 Ng4xh2 Nf2h3 h5h4 g3xh4
g5xh4 Ke2f2 Nh2g4+ Kf2f3 Kd6e6 Nh3f4+ Ke6f6 Kf3e2
   3/6/2006 7:24:22 PM, Time for this analysis: 00:05:00, Rated time: 00:20

2) Bf6; id "WAC.222";
    Searching move: Bh4-f6
    Best move (Rybka v1.01 Preview 2.w32): Bh4-f6
    identical moves! Found in: 00:09
      3	00:00	       2.078	132.992	+0.48	b2xa3
      4	00:00	       4.308	137.856	+0.57	b2xa3
      5	00:01	       7.465	121.335	+0.42	b2xa3 Ba2b3
      6	00:01	      13.266	123.494	+0.50	b2xa3 Ba2b3 Rd1b1
      7	00:01	      23.645	128.789	+0.38	b2xa3 Ba2b3 Rd1d2 Bb3d5
      8	00:01	      47.310	140.421	+0.36	b2xa3 Ba2b3 Rd1b1 c5c4 Qg4f3
      9	00:01	     107.373	146.404	+0.23	b2xa3 Ba2b3 Rd1c1 Bb3d5 Rc1e1 Qb7b2
      9	00:09	   1.620.798	198.149	+M10	Bh4f6 g7xf6 e5xf6 Qb7e4 Qg4g7+
     10	00:09	   1.627.007	197.798	+M10	Bh4f6 g7xf6 e5xf6 Qb7e4 Qg4g7+
     11	00:09	   1.642.282	197.104	+M10	Bh4f6 g7xf6 e5xf6 Qb7e4 Qg4g7+
     12	00:09	   1.684.259	196.388	+M10	Bh4f6 g7xf6 e5xf6 Qb7e4 Qg4g7+
     13	00:10	   1.878.913	195.747	+M10	Bh4f6 g7xf6 e5xf6 Qb7e4 Qg4g7+
   3/6/2006 7:29:24 PM, Time for this analysis: 00:05:00, Rated time: 00:29

3) Rb4; id "WAC.230";
    Searching move: Rb7-b4
    Best move (Rybka v1.01 Preview 2.w32): Rb7-h7
    Not found in: 05:00
      3	00:01	         229	234.496	+3.62	Rb7f7
      4	00:01	         306	313.344	+3.27	Rb7f7
      4	00:01	         398	407.552	+3.32	a5a4
      5	00:01	         836	856.064	+3.38	a5a4 Kg3f4
      5	00:01	       1.258	1.288.192	+3.64	Rb7f7 f2f4
      6	00:01	       1.881	1.926.144	+3.42	Rb7f7 f2f4 a5a4
      6	00:01	       2.225	2.278.400	+3.44	a5a4 Kg3f4 Rb7h7
      7	00:01	       4.231	270.784	+3.54	a5a4 Kg3f4 Rb7h7 Kf4e3
      8	00:01	       5.387	344.768	+3.60	a5a4 Kg3f4 Rb7h7 Kf4e3 Kc6b5
      9	00:01	      15.207	197.113	+3.75	a5a4 Kg3f4 Rb7h7 Bd6b4 Kc6b5 Rb2b1
     10	00:01	      23.186	215.840	+3.75	a5a4 Kg3f4 Rb7h7 Bd6b4 Kc6b5 Kf4e3
Rh7h5
     10	00:01	      32.260	210.409	+3.79	Rb7h7 Kg3f4 Rh7h3 f2f3 a5a4 Kf4e3 Rh3h1
     11	00:01	      40.939	190.552	+3.80	Rb7h7 Kg3f4 Rh7h3 f2f3 a5a4 Kf4e3 Rh3h1
Ke3d2
     12	00:01	     108.048	185.951	+3.85	Rb7h7 Rb2b1 a5a4 Kg3f4 Kc6b5 Bd6c5
Rh7h3 Bc5b4 Bc8b7
     13	00:02	     166.406	172.994	+3.87	Rb7h7 Rb2b1 a5a4 Kg3f4 Kc6b5 Bd6b4
Bc8b7 Bb4a3 Rh7h3 Ba3b4
     14	00:02	     238.503	169.838	+3.87	Rb7h7 Rb2b1 a5a4 Bd6a3 Kc6b5 Kg3f4
Bc8b7 Ba3b4 Rh7h3 Rb1b2 Rh3h1 Kf4e3
     15	00:03	     354.022	165.684	+3.87	Rb7h7 Rb2b1 a5a4 Bd6a3 Kc6b5 Kg3f4
Bc8b7 Ba3b4 Rh7h3 Rb1b2 Rh3h1 Kf4e3
     16	00:07	     924.024	142.136	+3.91	Rb7h7 Rb2b1 Kc6b5 Bd6c5 Rh7h5 Bc5e7
a5a4 Rb1g1 Bc8b7 Rg1b1 Rh5h7 Be7a3 Rh7h5 Kg3f4
     17	00:09	   1.224.598	150.556	+3.91	Rb7h7 Rb2b1 Kc6b5 Bd6c5 Rh7h5 Bc5e7
a5a4 Kg3f4 Rh5h3 Be7b4 Bc8a6 Rb1b2 Ba6b7 f2f3
     18	00:14	   2.116.489	164.724	+3.91	Rb7h7 Rb2b1 Kc6b5 Bd6c5 Rh7h5 Bc5e7
Bc8a6 Kg3g4 a5a4 Kg4f4 Rh5h4+ Kf4g3 Rh4h7 Be7d6
     19	00:19	   3.043.737	173.299	+3.91	Rb7h7 Rb2b1 Kc6b5 Bd6c5 Rh7h5 Bc5e7
Bc8a6 Kg3g4 a5a4 Kg4f4 Rh5h4+ Kf4g3 Rh4h7 Be7d6
     20	00:31	   5.100.149	173.992	+3.91	Rb7h7 Rb2b1 Kc6b5 Bd6c5 Rh7h5 Bc5e7
Bc8a6 Kg3g4 Ba6b7 Be7d6 Rh5h7 Bd6a3 a5a4 Ba3b4
     21	00:55	   9.175.055	172.535	+3.91	Rb7h7 Rb2b1 Kc6b5 Bd6c5 Rh7h5 Bc5e7
Bc8a6 Kg3g4 Ba6b7 Be7d6 Rh5h7 Bd6a3 Rh7h5 Rb1d1
     22	02:37	  28.189.302	184.611	+3.89	Rb7h7 Rb2b1 a5a4 Bd6b4 Rh7h5 Kg3g4
Kc6b5 Rb1g1 Bc8b7 Rg1b1 Rh5h2 Kg4f3 Rh2h4 Rb1d1
   3/6/2006 7:34:26 PM, Time for this analysis: 00:05:01, Rated time: 05:29

2 of 3 matching moves
3/6/2006 7:34:27 PM, Total time: 12:15:11 AM
Rated time: 05:29 = 329 Seconds



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