Author: Tord Romstad
Date: 04:26:52 10/08/03
Go up one level in this thread
On October 07, 2003 at 18:48:30, Slater Wold wrote:
>[D]r2br1k1/1b1n2p1/p2pp1Pp/qp6/3BPP2/P1N5/1PPQ4/1K1R1B1R w - -
>
>This game can be over in ~10 moves.
>
>Can you find Bxg7?
My program virtually always likes to sacrifice in positions like this, whether
the sac is sound or not. This is one of the main reasons it is so weak, but
also one of the main reasons why it is (in my very humble and subjective
opinion) more fun to watch and play against than many other programs.
In this particular case, Gothmog 0.4.0 chooses Bxg7 almost instantly,
but changes its mind back and forth between Bxg7 and Bg2 a couple
of times later on. The PV doesn't start to look right before ply 12.
Tord
1 2.61 0.00 129 d2g2
2 2.42 0.00 708 d4g7 g8g7 d2d6
3 1.34 0.05 4993 f1e2 e6e5 f4e5 d7e5
4 2.83 0.15 17234 d4g7 g8g7 f4f5 g7g8 d2d6
5 1.28 0.52 74676 d4g7 g8g7 d2d6 d7f6 d6d4
6 >= 1.28 0.56 81661 d4g7 g8g7 d2d6 d7f6 d6e5
6 >= 1.30 0.56 81873 d4g7 g8g7 d2d6 d7f6 d6e5
6 >= 1.36 0.59 88309 d4g7 g8g7 f4f5 d8g5 d2d6
6 >= 1.50 0.61 91068 d4g7 g8g7 f4f5 d8g5 d2d6
6 >= 1.75 0.62 94021 d4g7 g8g7 f4f5 d8g5 d2d6
6 <= 2.12 1.50 256713 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 <= 2.11 1.54 273655 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 <= 2.08 1.63 300082 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 <= 2.00 1.79 342895 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 >= 1.86 1.80 345352 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 >= 1.88 1.80 345992 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 <= 1.92 2.00 398850 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 <= 1.91 2.08 423730 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 <= 1.88 2.18 457530 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
6 1.88 2.18 457530 d4g7 g8g7 f4f5 d8g5 d2d6 e8e7 d6d4
7 <= 1.86 4.41 865433 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6
7 <= 1.84 4.54 902411 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6
7 <= 1.81 4.85 975568 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6
7 <= 1.73 5.44 1100914 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6
7 <= 1.58 8.11 1606380 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6
7 >= 1.33 8.25 1632611 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 f6e4
7 >= 1.34 8.25 1634816 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 f6e4
7 >= 1.41 8.27 1640091 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 f6e4
7 >= 1.55 8.30 1647872 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 f6e4
7 >= 1.58 8.31 1650512 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 f6e4
7 1.58 8.31 1650512 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 f6e4
8 <= 1.56 21.11 4049586 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 <= 1.55 22.41 4397441 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 <= 1.52 26.65 5303583 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 >= 1.45 26.85 5341142 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 >= 1.47 26.86 5342331 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 <= 1.50 29.87 6003697 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 <= 1.48 31.02 6321721 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 >= 1.48 31.04 6324805 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
8 1.48 31.04 6324805 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 a8c8
9 <= 1.47 1:06 12938104 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 f5e6 g7g6
9 >= 1.47 1:10 13711011 f1g2 a5c7 e4e5 d6d5 d1f1 g8h8 f4f5 d7e5
f5e6
9 1.47 1:10 13711011 f1g2 a5c7 e4e5 d6d5 d1f1 g8h8 f4f5 d7e5
f5e6
10 <= 1.45 3:03 34723235 f1g2 a5c7 e4e5 d6d5 d1f1 d8e7
10 <= 1.44 3:43 42550538 f1g2 a5c7 e4e5 d6d5 d1f1 d8e7
10 <= 1.41 4:37 53135526 f1g2 a5c7 e4e5 d6d5 d1f1 d8e7
10 <= 1.33 6:26 73722110 f1g2 a8c8 d4g7 g8g7 f4f5 d8g5
10 >= 1.19 6:26 73766400 f1g2 a8c8 d4g7 g8g7 f4f5 d8g5
10 >= 1.20 6:26 73779503 f1g2 a8c8 d4g7 g8g7 f4f5 d8g5
10 >= 1.27 6:27 73956612 f1g2 a8c8 d4g7 g8g7 f4f5 d8g5
10 >= 1.33 6:35 75489125 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 d6e5 b7c8
e5c5
10 1.33 6:35 75489125 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 d6e5 b7c8
e5c5
11 <= 1.31 13:20 151301896 d4g7 g8g7 f4f5 d8g5 d2d6 d7f6 d6e5 b7c8
11 >= 1.31 14:31 164842034 f1g2 a8c8 h1h5 a5c7 e4e5 d6d5 d1f1 d7f8
f4f5 d8g5 d2d3
11 1.31 14:31 164842034 f1g2 a8c8 h1h5 a5c7 e4e5 d6d5 d1f1 d7f8
f4f5 d8g5 d2d3
12 >= 1.31 15:20 174163020 f1g2 a8c8 f4f5 d8g5 d2f2 e8e7 f5e6 c8f8
12 >= 1.33 19:24 220043290 d4g7 g8g7 h1h6 g7h6 f1b5 a6b5 d2h2 h6g6
d1g1 d8g5 g1g5 g6f6 h2h4
12 >= 1.39 19:37 222938016 d4g7 g8g7 h1h6 g7h6 f1b5 a6b5 d2h2 h6g6
d1g1 d8g5 g1g5 g6f6 h2h4
12 <= 1.52 27:56 316882952 d4g7 g8g7 h1h6 g7h6 f1b5 e8h8 d1h1 d8h4
h1h4 h6g6 h4g4 g6f7 b5d7 h8h1
12 <= 1.50 32:05 364209659 d4g7 g8g7 h1h6 g7h6 f1b5 e8h8 d1h1 d8h4
h1h4 h6g6 h4g4 g6f7 b5d7 h8h1
12 >= 1.48 32:23 367943761 d4g7 g8g7 h1h6 g7h6 f1b5 e8h8 d1h1 d8h4
h1h4 h6g6 d2g2 g6f7 h4h8
12 <= 1.48 36:12 411568584 d4g7 g8g7 h1h6 g7h6 f1b5 e8h8 d1h1 d8h4
h1h4 h6g6 d2g2 g6f7 h4h8
12 1.48 36:12 411568584 d4g7 g8g7 h1h6 g7h6 f1b5 e8h8 d1h1 d8h4
h1h4 h6g6 d2g2 g6f7 h4h8
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