Author: Jeremiah Penery
Date: 17:43:55 11/03/04
Go up one level in this thread
On November 03, 2004 at 20:10:48, Dan Andersson wrote:
>[D]8/1p2kp2/2pn1p1p/p2p1P1P/3P1PP1/PPN2K2/8/8 b - - 0 1
> This is kind of a test position. While the position is reasonably well balanced
>I believ whit might have a slightly better outlook. But I just wonder if any
>program will consider the radical 1. ... Nb5 as a sure equalizer?
>
>MvH Dan Andersson
Crafty with Detect Draw enabled sees Nb5 instantly leading to a draw score:
4-> 0.01 0.39 1. ... b5 2. Ke3 b4 3. Nb1
5 0.01 0.36 1. ... b5 2. Ke3 b4 3. axb4 axb4
5 0.02 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4
5-> 0.02 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4
6 0.02 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4 4.
axb4 axb4
6-> 0.02 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4 4.
axb4 axb4
7 0.02 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4 4.
axb4 axb4 5. Kd3
7-> 0.03 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4 4.
axb4 axb4 5. Kd3
...
17-> 1:04 0.00 1. ... Nb5 2. Nxb5 cxb5 3. Ke3 b4 4.
axb4 axb4 5. Kd3 b5 6. Ke3 Kf8 7. Kd3
Kg7 8. Ke3 Kh7 9. Kd3 Kg7
With Detect Draw disabled it does not see it:
14 5.50 0.00 1. ... b5 2. Ke3 Kd7 3. Kd3 Ke7 4.
Ke3
14-> 6.53 0.00 1. ... b5 2. Ke3 Kd7 3. Kd3 Ke7 4.
Ke3
15 15.42 0.28 1. ... b5 2. Ke3 Kd8 3. a4 b4 4. Nd1
Ne4 5. Nf2 Nc3 6. Nd3 Ne4 7. Nc5 Nxc5
8. dxc5 Ke7
15-> 20.15 0.28 1. ... b5 2. Ke3 Kd8 3. a4 b4 4. Nd1
Ne4 5. Nf2 Nc3 6. Nd3 Ne4 7. Nc5 Nxc5
8. dxc5 Ke7
16 1:07 0.17 1. ... b5 2. Nd1 Kd8 3. Nb2 Ne4 4.
Ke3 Kc7 5. Nd3 Kb6 6. b4 Nd6 7. bxa5+
Kxa5 8. Nc5 <HT>
16-> 2:04 0.17 1. ... b5 2. Nd1 Kd8 3. Nb2 Ne4 4.
Ke3 Kc7 5. Nd3 Kb6 6. b4 Nd6 7. bxa5+
Kxa5 8. Nc5 <HT>
This is some modified Crafty 18.15/19.xx/? that I made a long time ago, compiled
with /DDETECTDRAW
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