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Subject: Re: Zappa: 16s

Author: Uri Blass

Date: 03:46:05 08/27/03

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On August 26, 2003 at 19:18:17, Anthony Cozzie wrote:

>On August 26, 2003 at 18:28:34, Dan Andersson wrote:
>
>> This isn't especially har but it is one of the oldest analyzed positions. How
>>long for your engine to find the killer move?
>>[D]rnbq1bnr/ppp3pp/6k1/3BQ3/4P3/8/PPPP1PPP/RNB1K2R w KQ -
>
>1. Qg3 Qg5 2. Qxc7 Ne7 3. O-O Nxd5 4. Qxc8
> = (1.88)       Depth: 6/15     00:00:02.10     637kN
>1. Qg3 Qg5 2. Qxc7 Ne7 3. O-O Nxd5 4. Qxc8 Nf4
> = (1.87)       Depth: 7/18     00:00:05.18     1712kN
>1. h4 h5 2. Bxb7 Bd6 3. Qa5 Bxb7 4. Qf5 Kh6 5. d4 g5
> = (2.10)       Depth: 8/20     00:00:16.23     5841kN
>1. h4 h5 2. Bxb7 Bd6 3. Qa5 Bxb7 4. Qf5 Kh6 5. d4 g5 6. Bxg5 Qxg5
> + (2.40)       Depth: 9/23     00:00:19.01     6697kN
>1. h4 h5 2. Bxb7 Bd6 3. Qa5 Bb4 4. Qxb4 Na6 5. Qb3
> = (4.47)       Depth: 9/23     00:00:31.67     10828kN
>1. h4 h5 2. Bxb7 Bd6 3. Qa5 Bb4 4. Qxb4 Bxb7 5. Qxb7 Nd7
> = (4.37)       Depth: 10/24    00:01:01.81     22118kN

Movei can see it faster

depth=7 +1.88 h2h4 h7h5 d5b7 f8d6 e5d5 c8b7 d5b7
Nodes: 650237 NPS: 198242
Time: 00:00:03.28

The score goes up later
depth=9 +5.52 h2h4 h7h5 d5b7 f8d6 e5a5 d6b4 a5b4 c7c5 b4b5
Nodes: 3639416 NPS: 192970
Time: 00:00:18.86

Uri



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