Author: Richard Pijl
Date: 02:58:14 12/17/04
Go up one level in this thread
On December 16, 2004 at 13:50:26, paul bedrey wrote:
>Looking through a game between Shredder 8 and Junior 9 posted by Thomas Logan I
>came upon this critical point in the game:
>
>[D]5rk1/6q1/4r2p/1BPp1R2/P2Pn3/3Q2p1/4R1P1/6K1 w - - 0 43
>
>The game was roughly even up to move 43.
>Shredder 8 took the pawn at D5 and lost the game! How many other programs fall
>for this? Gambit Tiger immediately recognizes the mistake.
The Baron (Xeon-2.8, single CPU) requires less than a minute:
ply time nodes score pv
4(12)& 0:00.11 12136 +2.38 Rf5xd5 Qg7-f6 Qd3-f3 Qf6xf3 (g2xf3)
4(12). 0:00.13 18416 +2.38 Rf5xd5 Qg7-f6 Qd3-f3 Qf6xf3 (g2xf3)
5(13)& 0:00.20 38639 +2.50 Rf5xd5 Qg7-f7 Re2-e3 Qf7-f2 Kg1-h1
Rf8-f4 Qd3-e2
5(13). 0:00.23 49274 +2.50 Rf5xd5 Qg7-f7 Re2-e3 Qf7-f2 Kg1-h1
Rf8-f4 Qd3-e2
6(15)& 0:00.69 217495 +1.76 Rf5xd5 Qg7-f7 Re2-a2 Ne4xc5 Qd3xg3
Re6-g6 Qg3-e5
6(15). 0:00.91 283129 +1.76 Rf5xd5 Qg7-f7 Re2-a2 Ne4xc5 Qd3xg3
Re6-g6 Qg3-e5
7(16)& 0:01.64 495200 +1.52 Rf5xd5 Qg7-f7 Re2-a2 Ne4xc5 Qd3xg3
Re6-g6 Qg3-e5 Nc5-e6
7(16). 0:02.03 613911 +1.52 Rf5xd5 Qg7-f7 Re2-a2 Ne4xc5 Qd3xg3
Re6-g6 Qg3-e5 Nc5-e6
8(17)& 0:03.97 1183289 +1.50 Rf5xd5 Qg7-f7 Re2-c2 Ne4xc5 Qd3-d1
Nc5-b3 Qd1-g4 Re6-g6 Qg4-h5
8(17). 0:04.98 1501913 +1.50 Rf5xd5 Qg7-f7 Re2-c2 Ne4xc5 Qd3-d1
Nc5-b3 Qd1-g4 Re6-g6 Qg4-h5
9(19)& 0:15.97 4798188 +1.27 Rf5xd5 Qg7-g4 Bb5-d7 Re6-f6 Re2-e1
Qg4-h4 Bd7-h3 Ne4-f2 Qd3-e2 Nf2xh3 g2xh3
Qh4xh3 Qe2-g2
9(19). 0:20.19 6137250 +1.27 Rf5xd5 Qg7-g4 Bb5-d7 Re6-f6 Re2-e1
Qg4-h4 Bd7-h3 Ne4-f2 Qd3-e2 Nf2xh3 g2xh3
Qh4xh3 Qe2-g2
10(21)& 0:33.69 10228454 +1.17 Rf5xd5 Qg7-f7 Re2-c2 Qf7-f4 Bb5-c4
Qf4-h4 Rd5-h5 Qh4xh5 Bc4xe6 Kg8-h8 Be6-h3
Ne4-f2 Qd3-e2 Nf2xh3 (g2xh3) (Qh5xh3)
10(22)& 0:51.64 15701858 +1.47 Rf5xf8 Qg7xf8 Bb5-d7 Re6-f6 Re2-e3
Qf8-g7 c5-c6 Qg7-f7 Re3-f3 Rf6xf3 g2xf3
h6-h5
10(22). 0:53.47 16366617 +1.47 Rf5xf8 Qg7xf8 Bb5-d7 Re6-f6 Re2-e3
Qf8-g7 c5-c6 Qg7-f7 Re3-f3 Rf6xf3 g2xf3
h6-h5
11(21)& 1:18.03 24177955 +1.14 Rf5xf8 Qg7xf8 Bb5-d7 Re6-e7 c5-c6
Qf8-f4 Qd3-e3 Qf4-h4 Bd7-h3 Qh4-f6 Re2-c2
Re7-c7
11(21). 1:49.58 33865847 +1.14 Rf5xf8 Qg7xf8 Bb5-d7 Re6-e7 c5-c6
Qf8-f4 Qd3-e3 Qf4-h4 Bd7-h3 Qh4-f6 Re2-c2
Re7-c7
12(25)& 2:16.95 42986634 +1.14 Rf5xf8 Qg7xf8 Bb5-d7 Re6-e7 c5-c6
Qf8-f4 Qd3-e3 Qf4-h4 Bd7-h3 Qh4-f6 Re2-c2
Re7-c7 Bh3-d7
12(25). 2:38.47 49957076 +1.14 Rf5xf8 Qg7xf8 Bb5-d7 Re6-e7 c5-c6
Qf8-f4 Qd3-e3 Qf4-h4 Bd7-h3 Qh4-f6 Re2-c2
Re7-c7 Bh3-d7
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