Author: Robert Hyatt
Date: 11:11:40 10/27/04
Go up one level in this thread
On October 26, 2004 at 15:13:41, Mikael Bäckman wrote:
>In game vs WimpC on ICC, I reached this position:
>
>[D]3qkbr1/1pp1p1pp/n7/1n1pNb2/3P4/rPB2NP1/5PBP/2R1QRK1 w - - 4 17
>
>I think Nh4 is best here. The bishop has no better place than c8 to go to and
>then white can continue with Qe2 attacking on the kingside.
>
>Chepla can't get a good score for Nh4 in 10 minutes. I'm guessing Cheplas
>problem here is king safety evaluation.
Could be. Crafty finds Nh4 instantly and the score goes up every iteration:
(this on my dual xeon 2.8ghz box):
7 0.87 0.15 1. Nh4 Bc8 2. Ba1 Ra2 3. Qe3 Be6 4.
Rfe1
7-> 0.95 0.15 1. Nh4 Bc8 2. Ba1 Ra2 3. Qe3 Be6 4.
Rfe1 (s=2)
8 1.17 0.01 1. Nh4 Be6 2. Nc4 dxc4 3. Qxe6 Nxc3
4. Rxc3 Qxd4 5. Rxc4
8 1.66 0.10 1. g4 Be4 2. Ng5 Bxg2 3. Kxg2 Rxb3
4. Nxh7 Nxc3 5. Rxc3 Rxc3 6. Qxc3
8-> 1.66 0.10 1. g4 Be4 2. Ng5 Bxg2 3. Kxg2 Rxb3
4. Nxh7 Nxc3 5. Rxc3 Rxc3 6. Qxc3 (s=2)
9 1.98 -0.04 1. g4 Be4 2. Ng5 Bxg2 3. Kxg2 c5 4.
Qd1 Rh8 5. Ne6 Qd6
9 2.49 0.21 1. Nh4 Bc8 2. Qd1 g6 3. Qf3 Be6 4.
Bb2 Ra2 5. Qe2
9-> 2.72 0.21 1. Nh4 Bc8 2. Qd1 g6 3. Qf3 Be6 4.
Bb2 Ra2 5. Qe2 (s=2)
10 3.50 0.30 1. Nh4 Bc8 2. Ba1 Ra2 3. Qd1 g6 4.
Qf3 Be6 5. Rfe1 Nb4 <HT>
10-> 5.42 0.30 1. Nh4 Bc8 2. Ba1 Ra2 3. Qd1 g6 4.
Qf3 Be6 5. Rfe1 Nb4 <HT> (s=3)
11 6.84 0.50 1. Nh4 Bc8 2. Ba1 Ra2 3. Qe3 g6 4.
Rfe1 Qd6 5. Qf4 Be6 6. h3 (s=2)
11-> 11.57 0.50 1. Nh4 Bc8 2. Ba1 Ra2 3. Qe3 g6 4.
Rfe1 Qd6 5. Qf4 Be6 6. h3 (s=4)
12 17.22 0.73 1. Nh4 Bc8 2. Qe2 Nxc3 3. Rxc3 g6 4.
Re1 e6 5. Qf3 Rg7 6. Rce3 Bb4 7. R1e2
Qg5 <HT> (s=3)
12-> 25.28 0.73 1. Nh4 Bc8 2. Qe2 Nxc3 3. Rxc3 g6 4.
Re1 e6 5. Qf3 Rg7 6. Rce3 Bb4 7. R1e2
Qg5 <HT> (s=2)
13 33.72 0.84 1. Nh4 Bc8 2. Qe2 Rxb3 3. Qc2 Rxc3
4. Qxh7 Qd6 5. Qxg8 Be6 6. Qh8 Rxc1
7. Rxc1 Nxd4
13-> 1:14 0.84 1. Nh4 Bc8 2. Qe2 Rxb3 3. Qc2 Rxc3
4. Qxh7 Qd6 5. Qxg8 Be6 6. Qh8 Rxc1
7. Rxc1 Nxd4 (s=4)
14 1:49 0.81 1. Nh4 Bc8 2. Qe2 Nxc3 3. Rxc3 g6 4.
f4 Bg7 5. f5 Qd6 6. fxg6 hxg6 7. Nhxg6
Bxe5 8. Nxe5 Kd8 (s=3)
>
> -0.24 4385k 3.9 Ng5 e6 Bd2 h6 g4 hxg5 gxf5 Nxd4 fxe6 Nxe6 Qe3 10/25
> 0.00 5324k 4.7 Nh4 Bc8 Qe2 Nxc3 Rxc3 g6 Qf3 Be6 Qe2 Bc8 10/25
> -0.05 8790k 7.4 Nh4 Bc8 Qe2 Nxc3 Rxc3 g6 Qf3 Be6 Bh3 Qd6 Bxe6 Qxe6
> Qf4 11/24
> -0.04 13167k 11.3 Ng5 e6 Bd2 h6 Ng5f7 Qa8 Qe3 Nb4 Bxb4 Bxb4 Rc5 Bxc5 11/28
> -0.25 39906k 34.7 Ng5 e6 Bd2 h6 g4 hxg5 gxf5 Nxd4 fxe6 Nxb3 Rc3 Nb4 12/29
> -0.04 65206k 56.7 Nh4 Bc8 Qe2 Nxc3 Rxc3 g6 Qf3 Be6 Qe2 Qc8 Qb5+ c6
> Qe2 12/26
> -0.06 131837k 112.1 Nh4 Bc8 Qe2 Nxc3 Rxc3 g6 Qf3 Be6 Qe2 Qc8 Re1 g5 Qh5+
> Kd8 Nh4f3 13/28
> -0.01 233706k 203.9 Qd1 g6 Ng5 Rg7 g4 Bc8 Qf3 e6 Ng5f7 Qe7 Bb2 Ra2 Qe2 13/32
> 0.10 302780k 265.1 g4 Be4 Ng5 Bxg2 Kxg2 Qd6 Qe2 c6 Qc2 g6 Nxh7 Bg7 f4
> Na6c7 13/30
> 0.26 553776k 479.9 g4 Bc8 Ng5 e6 Nxh7 Rxb3 Rb1 Rxc3 Rxb5 Ra3 14/33
>
>
>What do other engines think?
>
>
>Regards,
>Mikael
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