Author: Dann Corbit
Date: 13:17:12 03/30/04
Go up one level in this thread
On March 30, 2004 at 14:12:01, Art Basham wrote:
>[D]6r1/1b2kp1p/p2bpp2/7q/3P4/2P1BPrP/P5P1/R2RNQ1K b - - 0 1
>
>In 1946, Dr. Max Euwe played ....Rxg2, and went on to win.
>
>Today however, most computers show that Rxh3+ is actually better here!
>
>I just thought this was interesting!
>
>regards,
>Art
Analysis by Shredder 7.04:
Analysis from E:\gmc.epd
3/30/2004 1:03:08 PM Level: 180 Seconds
Analyzing engine: Shredder 7.04
[D]6r1/1b2kp1p/p2bpp2/7q/3P4/2P1BPrP/P5P1/R2RNQ1K b - -
1) 1/1b2kp1p/p2bpp2/7q/
Avoid move:
Best move (Shredder 7.04): Rg3xg2
Not found in: 03:00
2 00:00 1.08 a6a5 c3c4
2 00:00 1.14 Qh5h4 c3c4
3- 00:00 0.89 Qh5h4 Rd1b1 Rg3xg2 Ne1xg2 Qh4xh3+ Kh1g1 Qh3xg2+ Qf1xg2
3- 00:00 0.39 Qh5h4 Be3f2 Qh4xh3+ g2xh3 Bb7xf3+ Ne1xf3
3 00:00 -1.44 Qh5h4 Be3f2 Rg8c8 Bf2xg3 Qh4xg3
3+ 00:00 -1.43 Rg3xg2 Qf1e2 Rg2xe2
3+ 00:00 -1.08 Rg3xg2 Qf1e2 Rg2xe2
3 00:00 0.13 Rg3xg2 Ne1xg2 Qh5xh3+ Kh1g1 Bb7xf3
3+ 00:00 0.16 a6a5 Be3f2 Rg3xg2 Ne1xg2 Qh5xh3+ Kh1g1
3+ 00:00 0.55 a6a5 Ra1b1 Bb7c8
3 00:00 0.97 a6a5 c3c4 Qh5h4
3 00:00 1.01 Qh5f5 Ra1b1 Bb7e4
4 00:00 0.91 Qh5f5 Ra1b1 Bb7e4 Rb1b6
4+ 00:00 0.92 Rg3xg2 Ne1xg2 Bb7xf3 Ra1b1 Bf3xd1 Qf1xd1 Qh5xh3+ Kh1g1
4+ 00:00 1.29 Rg3xg2 Ne1xg2 Bb7xf3 Be3g1 Bf3xd1 Qf1xd1 Qh5xh3+ Bg1h2
4 00:00 1.72 Rg3xg2 Ne1xg2 Bb7xf3 Rd1d2 Qh5xh3+ Kh1g1 Bf3xg2 Rd2xg2
Qh3xe3+ Kg1h1 Rg8xg2 Qf1xg2 Qe3xc3
5 00:00 1.72 Rg3xg2 Ne1xg2 Bb7xf3 Rd1d2 Qh5xh3+ Kh1g1 Bf3xg2 Rd2xg2
Qh3xe3+ Kg1h1 Rg8xg2 Qf1xg2 Qe3xc3
6+ 00:00 1.97 Rg3xg2 Qf1xg2 Rg8xg2 Be3h6
6+ 00:00 2.47 Rg3xg2 Qf1xg2 Rg8xg2 Ne1xg2 Bb7xf3
6 00:00 2.85 Rg3xg2 Ne1xg2 Qh5xh3+ Kh1g1 Bb7xf3 Rd1d2 Qh3h2+ Kg1f2
Bf3xg2 Qf1xa6
7+ 00:00 3.10 Rg3xg2 Qf1xg2 Rg8xg2 Ra1b1 Rg2xa2 Rb1xb7+ Ke7f8
7 00:00 3.15 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Qg6g3 c3c4 Bb7xf3
Ne1xf3 Qg3xf3+ Be3f2 Qf3xh3+ Kf1e1
8 00:01 3.20 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Qg6g3 Kf1e2
Qg3h2+ Be3f2 Qh2xh3 c3c4 Bd6f4
8+ 00:01 3.21 Rg3xh3+ g2xh3 Rg8g3 Qf1xa6 Bb7xa6 Ne1d3
8 00:02 3.28 Rg3xh3+ g2xh3 Rg8g3 Qf1g2 Rg3xh3+ Kh1g1 Rh3g3 f3f4 Bb7xg2
Be3f2
9 00:02 3.32 Rg3xh3+ g2xh3 Rg8g3 Qf1g2 Rg3xh3+ Kh1g1 Rh3g3 Rd1d2
Rg3xg2+ Rd2xg2 Qh5h3 Ra1b1 Bb7d5
10 00:04 3.39 Rg3xh3+ g2xh3 Rg8g3 Qf1g2 Rg3xh3+ Kh1g1 Rh3g3 Rd1d2 Rg3g6
Ra1b1 Rg6xg2+ Rd2xg2 Bd6h2+ Kg1f2 Bb7d5
10+ 00:04 3.40 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2h1 Qg6g3 Rd1d3
10 00:06 3.42 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Qg6g3 Be3f2
Qg3xh3+ Kf1e2 Bb7d5 Ra1b1 Qh3f5 Rb1b6 a6a5
11 00:08 3.47 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Qg6g3 Be3f2
Qg3xh3+ Kf1e2 Bb7d5 Ra1b1 a6a5 a2a4 Bd5c6 Rb1a1
12 00:21 3.63 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Qg6g3 Be3f2
Qg3xh3+ Kf1e2 Bb7d5 a2a4 Qh3f5 Rd1b1 Bd6c7 Ke2f1 h7h5
13 00:59 3.84 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Bb7d5 Rd1d2 Qh5h4 Kg2g1 Qh4xh3
Rd2g2 Bd5c4 Be3c1 Bd6h2+ Kg1h1 Bh2g3+ Kh1g1 Ke7d7 Bc1a3 Qh3h1+
14 02:15 4.07 Rg3xg2 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2
Bd5c4+ Ke2d2 Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
3/30/2004 1:06:12 PM, Time for this analysis: 00:03:00, Rated time: 03:00
[D]6r1/1b2kp1p/p2bpp2/7q/3P4/2P1BP1P/P5r1/R2RNQ1K w - -
2) 1/1b2kp1p/p2bpp2/7q/
Avoid move:
Best move (Shredder 7.04): Qf1xg2
Not found in: 03:00
2- 00:00 -4.08 Ne1xg2 Qh5xh3+ Kh1g1 Bb7xf3 Rd1d3 Bf3xg2 Qf1xf6+ Ke7xf6
2 00:00 -3.40 Ne1xg2 Qh5xf3 Qf1xf3 Bb7c8
3- 00:00 -4.08 Ne1xg2 Bb7xf3 Qf1e2 Bf3xe2
3 00:00 -4.07 Ne1xg2 Bb7xf3 Kh1g1 Rg8xg2+ Qf1xg2 Bd6h2+ Kg1xh2 Bf3xg2
Kh2xg2 Qh5g6+ Kg2f1 Qg6f5+
4 00:00 -4.08 Ne1xg2 Qh5xh3+ Kh1g1 Bd6b4 c3xb4
4 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
5 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
6 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
7 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
8 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
9 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
10 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
11 00:00 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
12 00:01 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
13 00:03 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
14 00:05 -4.07 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f1 Bb7d5 Kf1e2 Bd5c4+ Ke2d2
Qg6g3 Kd2c1 Bc4e2 Ra1b1 Be2xd1 Kc1xd1 Qg3xh3 Rb1b7+ Ke7e8
15 02:38 -3.86 Qf1xg2 Rg8xg2 Kh1xg2 Qh5g6+ Kg2f2 Bb7d5 Rd1d2 Qg6g3+ Kf2e2
Qg3xh3 Be3f2 h7h5 Ra1b1 Qh3f5
3/30/2004 1:09:14 PM, Time for this analysis: 00:03:00, Rated time: 06:00
[D]6r1/1b2kp1p/p2bpp2/7q/3P4/2P1BP1r/P5P1/R2RNQ1K w - -
3) 1/1b2kp1p/p2bpp2/7q/
Avoid move:
Best move (Shredder 7.04): g2xh3
Not found in: 03:00
2 00:00 2.65 g2xh3 a6a5
3- 00:00 2.38 g2xh3 Rg8g3 Rd1d2
3 00:00 2.10 g2xh3 Rg8g3 c3c4 Rg3xh3+ Kh1g1
4 00:00 2.10 g2xh3 Rg8g3 c3c4 Rg3xh3+ Kh1g1
5- 00:00 1.85 g2xh3 Rg8g3 d4d5 Bb7xd5 Qf1c4
5- 00:00 1.35 g2xh3 Rg8g3 Rd1b1 Rg3xh3+ Kh1g1 Rh3g3+ Kg1f2 Rg3xf3+ Kf2e2
5 00:00 -3.74 g2xh3 Rg8g3 Be3d2 Rg3xh3+ Kh1g2 Rh3h2+ Kg2g1 Rh2h1+ Kg1f2
Bd6g3+ Kf2e2 Qh5h2+ Qf1g2 Rh1xe1+ Ke2d3 Qh2xg2 Bd2xe1
6 00:00 -3.86 g2xh3 Rg8g3 Qf1g2 Rg3xg2 Kh1xg2 Qh5g6+ Kg2f2 Bb7d5 Rd1d2
Qg6g3+ Kf2e2 Qg3xh3 Be3f2 h7h5 Ra1b1 Qh3f5 Rd2b2 Bd6c7 a2a4 Qf5f4
7 00:00 -3.86 g2xh3 Rg8g3 Qf1g2 Rg3xg2 Kh1xg2 Qh5g6+ Kg2f2 Bb7d5 Rd1d2
Qg6g3+ Kf2e2 Qg3xh3 Be3f2 h7h5 Ra1b1 Qh3f5 Rd2b2 Bd6c7 a2a4 Qf5f4
8+ 00:00 -3.61 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7xf3
Ne1xf3 Qh3h2+ Nf3xh2 Bd6xh2+ Kg1xh2 a6a5
8 00:00 -3.57 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 h7h5 Rd2g2
Bb7d5 Ra1b1
9 00:01 -3.49 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 h7h5 Rd2g2
Bb7d5 Ra1b1 h5h4
10- 00:01 -3.74 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7xf3
Be3f2 Qh3h2+
10 00:02 -3.86 g2xh3 Rg8g3 Qf1g2 Rg3xg2 Kh1xg2 Qh5g6+ Kg2f2 Bb7d5 Rd1d2
Qg6g3+ Kf2e2 Qg3xh3 Be3f2 h7h5 Ra1b1 Qh3f5
11+ 00:03 -3.61 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7xf3
Ne1xf3 Qh3xf3 Ra1e1 Qf3g3+ Kg1f1 Qg3h2 Rd2xh2
11 00:03 -3.61 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7d5 Rd2g2
Bd5c4 Be3d2 Bd6h2+ Kg1f2
12 00:08 -3.76 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7d5 Rd2g2
Bd5c4 Be3d2 Bd6h2+ Kg1h1 Bh2g3+ Kh1g1 Ke7d7
13 00:16 -3.73 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7d5 Rd2g2
Bd5c4 Be3c1 h7h5 Bc1h6 Bd6h2+
14 00:38 -3.75 g2xh3 Rg8g3 Rd1d2 Rg3xh3+ Qf1xh3 Qh5xh3+ Kh1g1 Bb7xf3
Ne1xf3 Qh3xf3 Ra1e1 h7h5 Rd2f2 Qf3g3+ Kg1f1 Qg3g6
15 01:13 -3.86 g2xh3 Rg8g3 Qf1g2 Rg3xg2 Kh1xg2 Qh5g6+
3/30/2004 1:12:15 PM, Time for this analysis: 00:03:00, Rated time: 09:00
-3.86 is exactly the same score as for the other move. There is no reason to
prefer one over the other.
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