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Subject: Re: black to move... does g5 win for black?

Author: Dann Corbit

Date: 02:27:26 03/04/05

Go up one level in this thread


Shredder likes Re1 from the original position.

Analysis from e:\g5.epd
3/4/2005 12:57:30 AM Level: 1800 Seconds
Analyzing engine: Shredder 7.04 UCI

[D]8/R4ppk/5p2/P6p/7r/1K2P3/8/8 b - -
1)
    Avoid move:
    Best move (Shredder 7.04 UCI): Rh4-h1
    Not found in: 30:00
   illegal command
     2/2	01:26	          24	255	+3.46	Rh4e4 Ra7xf7
     3/3	01:26	          70	744	+3.46	Rh4e4 Ra7xf7
     4/4	01:26	         145	1.542	+3.46	Rh4e4 Ra7xf7
     5/5	01:26	         277	2.946	+3.46	Rh4e4 Ra7xf7
     6/6	01:26	         726	7.723	+3.46	Rh4e4 Ra7xf7
     7/7	01:26	       2.273	24.180	+3.46	Rh4e4 Ra7xf7
     8/8	01:26	       5.100	46.788	+3.46	Rh4e4 Ra7xf7
     9/9	01:26	      13.365	94.787	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8 Rf7c7
    10/10	01:26	      16.589	106.339	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8
Rf7c7
    11/11	01:26	      49.338	263.839	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8
Rf7c7
    12/12	01:26	      85.611	365.858	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8
Rf7c7
    13/13	01:27	     298.284	229.979	+3.46	Rh4e4 Ra7xf7 Re4e8
    14/14	01:28	     723.278	353.335	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8
Rf7c7 Re8b8+ Kb2c3 h5h4 Kc3d3 Rb8a8 Kd3d2 Kh7g6 Rc7c1
    15/15	01:29	   1.428.129	433.160	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8
Kb2c3 h5h4 Kc3b2
    16/16	01:35	   4.250.689	453.406	+3.46	Rh4e4 Ra7xf7 Re4xe3+ Kb3b2 Re3e8
Kb2c3 h5h4 Kc3b2
    17/36-	02:34	  36.953.022	541.682	+3.21	Rh4e4 Ra7xf7 Re4xe3+ Kb3b4 Re3e8
a5a6 h5h4 Kb4b5 Kh7g8 Rf7b7 Kg8h7 a6a7 Re8h8
    17/36	04:28	 116.640.933	638.746	+2.76	Rh4e4 a5a6 h5h4 Ra7d7 Re4e8 Kb3b4
g7g5 a6a7 f6f5 Kb4c5 Re8a8 Kc5b6 g5g4 Kb6b7
    17/38+	05:09	 144.830.139	647.963	+2.77	Rh4h1 Kb3b2 h5h4 Ra7c7 Rh1d1 a5a6
Rd1d8 Rc7c2 g7g5 Kb2b3
    17/38	05:31	 161.327.159	657.262	+2.82	Rh4h1 Kb3b2 Rh1d1 Ra7xf7 Rd1d6 Rf7b7
Rd6a6 Rb7b5 g7g5 Rb5b6 Ra6xa5 Rb6xf6 Kh7g7 Rf6f1 h5h4
    18/38+	06:41	 204.272.860	647.424	+3.07	Rh4h1 Kb3b2 h5h4 Ra7c7 Rh1d1 a5a6
Rd1d8 a6a7 g7g5 Rc7xf7+ Kh7g6 Rf7d7 Rd8a8 Rd7d1 Ra8xa7 Rd1d8 Kg6f5 Rd8g8
    18/38	07:29	 238.505.131	656.615	+3.23	Rh4h1 Kb3b2 h5h4 Ra7c7 h4h3 Rc7c2
g7g5 a5a6 Rh1d1 a6a7 Rd1d8 Kb2c3 Rd8a8 Rc2h2
    19/39+	10:24	 336.054.695	624.836	+3.48	Rh4h1 Kb3b2 h5h4 Ra7c7 h4h3 Rc7c2
g7g5 a5a6 Rh1d1 a6a7 Rd1d8 Kb2c3 Rd8a8 Rc2h2 g5g4
    19/41	14:53	 502.563.220	622.501	+3.50	Rh4h1 Ra7d7 Rh1a1 Kb3b4 g7g5 Rd7d2
f6f5 Kb4b5 g5g4 a5a6 g4g3 a6a7 Ra1xa7 Kb5b6 Ra7e7 Rd2c2
    20/40	16:45	 575.809.683	626.784	+3.50	Rh4h1 Ra7d7 Rh1a1 Kb3b4 g7g5 Rd7d2
f6f5 Kb4b5 g5g4 a5a6 g4g3 Kb5b6 h5h4 Rd2g2 f5f4 e3xf4 Kh7g6
    21/44	25:00	 877.309.439	620.431	+3.30	Rh4h1 Ra7d7 Rh1a1 Rd7d5 g7g5 Kb3b2
Ra1a4 Kb2b3 Ra4e4 a5a6 Re4xe3+ Kb3b4 Re3e8 Kb4c5 Kh7g8 a6a7 g5g4 Rd5xh5 Re8c8+
Kc5b4 g4g3
   3/4/2005 1:29:50 AM, Time for this analysis: 00:31:26, Rated time: 30:00

After the pawn push, Shredder sees about .4 pawns less advantage for black than
after the move Rh1.

[D]8/R4p1k/5p2/P5pp/7r/1K2P3/8/8 w - -
2)
    Avoid move:
    Best move (Shredder 7.04 UCI): Ra7xf7
    Not found in: 30:00
   illegal command
     2/3-	00:00	          26	838	-3.28	Ra7b7 Rh4e4 a5a6 Re4xe3+ Kb3a4 Re3e8
Rb7b6
     2/7	00:00	          45	1.451	-3.25	Ra7b7 Rh4h2
     2/7+	00:00	          46	589	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     2/7	00:00	          47	505	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     2/7+	00:00	          78	715	-2.24	Ra7e7 g5g4
     2/7	00:00	         102	816	-2.18	Ra7e7 Kh7g6
     3/4	00:00	         218	1.397	-1.97	Ra7e7 Kh7g6 a5a6 g5g4
     3/4+	00:00	         322	1.872	-1.84	a5a6 Kh7g6 Ra7b7 Kg6f5
     3/4	00:00	         336	1.655	-1.84	a5a6 Kh7g6 Ra7b7 Kg6f5
     4/9-	00:00	         477	2.038	-2.75	a5a6 Rh4e4 Ra7xf7+ Kh7g6 a6a7 Re4xe3+
Kb3c2 Re3e8 a7a8Q Re8xa8 Rf7b7 f6f5
     4/12	00:00	         736	2.944	-2.75	a5a6 Rh4h3 Ra7xf7+ Kh7g8 Rf7xf6 Kg8g7
a6a7
     4/12+	00:00	         737	2.481	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     4/12	00:00	         738	2.484	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     5/5	00:00	       1.004	2.796	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     6/6	00:00	       1.567	4.178	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     7/7	00:00	       1.891	4.657	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     8/8	00:00	       2.842	6.503	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
     9/9	00:00	       3.925	8.386	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
    10/10	00:00	       4.724	9.172	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
    11/11	00:00	       6.355	11.617	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
    12/12	00:00	      10.611	17.893	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
    13/13	00:00	      20.992	33.587	-2.53	Ra7xf7+ Kh7g6 Rf7e7 Kg6h6
    14/14	00:01	     299.000	290.009	-2.53	Ra7xf7+ Kh7g6 e3e4
    15/15	00:01	     627.513	427.461	-2.53	Ra7xf7+ Kh7g6 e3e4
    16/16	00:02	   1.058.136	520.992	-2.53	Ra7xf7+ Kh7g6 e3e4
    17/17	00:03	   1.814.435	592.565	-2.53	Ra7xf7+ Kh7g6 e3e4
    18/37-	00:51	  27.808.743	539.159	-2.78	Ra7xf7+ Kh7g6 e3e4 Kg6xf7 a5a6
Rh4xe4 a6a7 Re4e3+ Kb3a2 Re3e2+ Ka2a1 Re2e8 a7a8N
    18/37	01:10	  35.925.567	507.559	-2.78	Ra7xf7+ Kh7g6 a5a6 Rh4h1 Kb3b2 Rh1d1
Rf7c7 Rd1d8 Rc7c1 Rd8d2+ Kb2b3 Rd2d3+ Kb3b4 Rd3xe3 Rc1c8 Re3e7 Rc8g8+ Kg6f5
Kb4c5
    18/38+	01:54	  68.080.550	595.484	-2.77	a5a6 Rh4e4 Ra7xf7+ Kh7g6 a6a7 Re4e8
Rf7b7 Re8a8 Kb3a4 g5g4 Ka4b5 g4g3 Kb5a6 g3g2 Rb7b1 Kg6f5
    18/39	02:24	  86.158.671	596.902	-2.77	a5a6 Rh4h1 Ra7c7 Rh1a1 a6a7 h5h4
Kb3b2 Ra1a6 a7a8Q Ra6xa8 e3e4 g5g4 Kb2b3 Kh7g8 Kb3b4 g4g3 Rc7c8+ Ra8xc8
    19/42	04:50	 179.411.027	618.392	-2.95	a5a6 Rh4h1 Kb3b2 Rh1d1 Ra7a8 Rd1d6
Kb2c3 h5h4 Ra8g8 Kh7xg8 a6a7 Rd6a6 e3e4
    19/42+	05:49	 214.756.353	615.458	-2.94	Ra7xf7+ Kh7g6 Rf7d7 Rh4e4 a5a6
Re4xe3+ Kb3c4 Re3a3 a6a7 Ra3a1
    19/43	08:30	 303.559.990	594.341	-2.93	Ra7xf7+ Kh7g6 Rf7d7 Rh4e4 a5a6 h5h4
Rd7d1 g5g4 Rd1d4 Re4xe3+ Kb3b2 Re3e2+ Kb2a1 f6f5 a6a7 Re2e8 Rd4d8 Re8xd8 Ka1b1
    20/44	18:08	 636.257.390	584.619	-2.93	Ra7xf7+ Kh7g6 Rf7f8 Rh4h1 Rf8a8 h5h4
Kb3b2 Rh1d1 a5a6 Kg6f5 e3e4+ Kf5f4 e4e5 f6f5 Ra8h8 Rd1d7 Rh8xh4+
   3/4/2005 1:59:52 AM, Time for this analysis: 00:30:00, Rated time: 1:00:00

0 of 2 matching moves
3/4/2005 1:59:53 AM, Total time: 1:02:22 AM
Rated time: 1:00:00 = 3600 Seconds



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