Author: Ernst A. Heinz
Date: 10:43:36 11/23/98
Go up one level in this thread
On November 21, 1998 at 13:36:46, Bruce Moreland wrote:
>
> [...]
>
>r4bk1/5rpp/1Bppbp2/4n3/N7/1PP5/P1B2RPP/4R1K1 b - - 7 27
>
>The goal is to search this position and achieve a score of approximately +2.
"DarkThought" on a 500MHz Alpha-21164a locks onto the correct move c5 after
roughly 5 minutes in iteration #12. It kept the move up to iteration #18
after the completion of which I interrupted the run. "DarkThought" scores
the move c5 as +0.31 in the final iteration (i.e., nowhere near +2).
///////////////////////////////////////////////////////////////////////////////
+------------------------+
1 | :K: :R: ::: :::|
2 |:P: P :R: ::: B ::: P |
3 | ::: ::: :P: P :::|
4 |::: ::: ::: ::: N |
5 | ::: *N: ::: :::|
6 |::: *P:*B *P:*P :B: |
7 |*P *P:*R ::: ::: :::|
8 |:::*K *B: ::: :::*R |
+------------------------+
h g f e d c b a
12.01 Kh8 Kh1 Ra6 Rf4 d5 b4 Bd6 Bc5 Rd7 Rh4 ... =-0.01 #29178831
12.11 c5 c4 Bd7 Nc3 Rb8 Nd5 ... >=0.00! #64301841
13.01 c5 c4 Ra6 Bd8 Rd7 Bb6 Be7 Be4 Bf7 Rd2 ... =0.19 #157002179
14.01 c5 Be4 Ra6 Rb1 ... =0.37 #330190427
15.01 c5 Be4 Ra6 Rb1 Kh8 Rff1 f5 Bc2 Bd7 Rfe1 ... =0.38 #580626413
16.01 c5 Be4 Ra6 Rb1 f5 Bc2 Bd7 Bd8 Kh8 Kh1 ... =0.30 #1015706152
17.01 c5 Be4 Ra6 Rd2 ... =0.33 #2527270210
18.01 c5 Be4 Ra6 Rd2 Kh8 Red1 Bc4 Rxd6 Bxd6 Rxd6 ... =0.31 #5903213408
///////////////////////////////////////////////////////////////////////////////
=Ernst=
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