Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Test Position

Author: Drexel,Michael

Date: 00:01:16 04/23/04

Go up one level in this thread


On April 23, 2004 at 02:14:37, Dann Corbit wrote:

>On April 23, 2004 at 01:50:34, Afzal Siddique wrote:
>
>>Hello ALL
>>
>>[D]rnbqk2r/pppp1ppp/8/2bN4/4P1n1/1P1Q1N2/P1P2PPP/R1B1KB1R b KQkq - 0 7
>>
>>the thing here is to avoid Bxf2+ and Nxf2.. c6 here is the best move but when i
>>analysed using Ruffian this is what i got
>>
>>Ruffian 1.0.5  UCI 15 MB:
>> 1   00:00  1.17   Ng4xf2
>> 1   00:00  1.19   Bc5xf2+ Ke1d1
>> 2   00:00  2.68   Bc5xf2+ Ke1d1 00
>> 3   00:00  1.68   Bc5xf2+ Ke1d2 00 Kd2c3
>> 3   00:00  1.94   Ng4xf2 Qd3c3 Nf2xh1 Qc3xc5
>> 4   00:00  1.94   Ng4xf2 Qd3c3 Nf2xh1 Qc3xc5
>> 5   00:00  2.14   Ng4xf2 Qd3c3 Nf2xh1 Qc3xc5 Nb8c6
>> 6   00:00  1.90   Ng4xf2 Qd3c3 Nf2xh1 Qc3xc5 Nb8c6 Bc1f4
>> 7   00:00  1.34   Ng4xf2 Qd3c3 00 Bc1b2 f7f6 Qc3xc5 Nf2xh1 Qc5xc7
>> 8   00:02  1.34   Ng4xf2 Qd3c3 00 Bc1b2 f7f6 Qc3xc5 Nf2xh1 Qc5xc7
>> 9-  00:04  0.99   Ng4xf2
>> 9   00:05 -0.41   Ng4xf2 Qd3c3 00 Qc3xc5 Nf2xh1 Nd5xc7 b7b6 Qc5c3 Bc8b7 Nc7xa8
>>Bb7xa8
>> 9   00:08  0.59   Bc5xf2+ Ke1e2 Bf2b6 Nd5xb6 a7xb6 h2h3 Qd8f6 c2c3 Ng4e5 Nf3xe5
>>Qf6xe5 Ke2e1
>>10   00:27  0.59   Bc5xf2+ Ke1e2 Bf2b6 Nd5xb6 a7xb6 h2h3 Qd8f6 c2c3 Ng4e5 Nf3xe5
>>Qf6xe5 Ke2e1
>>11   01:16  0.40   Bc5xf2+ Ke1e2 Bf2b6 h2h3 Ng4f6 Nd5xb6 a7xb6 e4e5 Nf6g8 Bc1f4
>>Nb8c6 Qd3d5 Ke8f8
>>11   01:43  0.41   00 Bc1g5 Bc5xf2+ Ke1e2 f7f6 Bg5f4 Nb8c6 Nd5xc7 Ra8b8 h2h3
>>Bf2b6 Qd3d5+ Kg8h8 h3xg4 Bb6xc7
>>12   03:22  0.37   00 Bc1g5 Bc5xf2+ Ke1e2 f7f6 Bg5f4 Nb8c6 Nd5xc7 Ra8b8 h2h3
>>Ng4e5 Qd3d5+ Kg8h8 Ke2xf2 Qd8xc7
>>13   08:57  0.24   00 Bc1g5 Bc5xf2+ Ke1e2 f7f6 Bg5f4 f6f5 Nd5xc7 f5xe4 Qd3xe4
>>d7d5 Qe4xd5+ Qd8xd5 Nc7xd5 Rf8e8+ Ke2d1 Nb8c6
>>
>>
>>
>>what is 00 Bc1g5??
>
>Black castles and then white moves the bishop to g5.
>
>So far, Shredder likes the idea to castle better too.
>
>Why do you suppose that c6 is best?

This position is from a "Computer Killer" variation I have already posted here
last year:

http://chessprogramming.org/cccsearch/ccc.php?art_id=275948

IIRC the refutation was 1.b3 e5 2.e4 Nc6 3.Bb2 Nf6 4.Nc3 Bc5 5.Nf3 Ng4 6.d4 exd4
7.Nd5 c6!

and not 7.Nd5 d3 8.Qxd3 c6

Michael



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.