Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Two Positions

Author: Rafael Andrist

Date: 02:23:03 11/10/01

Go up one level in this thread


On November 09, 2001 at 12:32:37, Gerd Isenberg wrote:

>The first one from M-CHESS PRO 5 - IsiChess WMCCC95 should be quite easy. Bh4
>wins.
>
>[D] 1N4k1/3b1p1p/P2p1b2/4p3/4Pp2/2QB1P2/5KPP/3q4 b KQkq - bm Bh4

analysis be Wilhelm on a PII 400 Mhz

 ply   time   value    nodes N    nodes Q    PV
   1     0s    0.34         36         87    Bf6-h4+
   2     0s    0.34        326        306    Bf6-h4+ g2-g3! f4xg3+
   3     0s    0.52       2251       2149    Bd7-e6 a6-a7 Bf6-h4+
   4     2s    0.52      12374       8961    Bd7-e6 a6-a7 Bf6-h4+ g2-g3! f4xg3+
   5     6s    0.52      45817      36837    Bd7-e6 a6-a7 Bf6-h4+ g2-g3! f4xg3+
h2xg3! Qd1-a4
   6    24s    0.54     193585     134198    Bd7-e6 a6-a7 Bf6-h4+ g2-g3! f4xg3+
h2xg3! Qd1-a4 Nb8-c6
   7    92s   -1.06     768999     446580    Bf6-h4+ g2-g3! f4xg3+ h2xg3!
Bh4xg3+ Kf2-g2! Bg3-e1 Qc3-c2 Qd1xc2+ Bd3xc2! Bd7-b5
   8   521s   -1.02    4412146    2354581    Bf6-h4+ g2-g3! f4xg3+ h2xg3!
Bh4xg3+ Kf2-g2! Bg3-e1 Qc3-c2 Bd7-a4 Qc2xd1 Ba4xd1


>The second one from Virtual Chess - IsiChess WM99 Paderborn. Rd8 looks
>promising. What does your program prefere?
>
>[D] r3k2r/1q3ppp/p3p3/6P1/1n2pP2/2P5/1P4QP/1R2KB1R b Kkq - am Rd8

analysis by Wilhelm

 ply   time   value    nodes N    nodes Q    PV
   1     0s   -0.99         36        166    Nb4-a2
   2     0s   -0.87        290        475    Nb4-a2 Rb1-d1
   3     0s   -0.27       2135       2778    Nb4-a2 Bf1-d3 f7-f5
   4     2s   -0.27       9137      20539    Nb4-a2 Bf1-d3 f7-f5 g5xf6
   5     7s   -0.01      46858      62251    Ra8-d8 c3xb4 Qb7xb4+ Ke1-f2!
Qb4-d4+ Kf2-e1! Rd8-d6
   6    33s   -0.16     207807     283976    Ra8-d8 c3xb4 Qb7xb4+ Ke1-f2!
Rd8-d2+ Bf1-e2! Qb4-d4+ Kf2-e1! O-O
   7   152s   -0.37    1029695    1155005    Ra8-d8 c3xb4 Qb7xb4+ Ke1-f2!
Qb4-c5+ Kf2-g3! Qc5-e3+ Kg3-g4! h7-h5+ g5xh6! f7-f5+
   8   896s   -0.37    6649812    5883953    Ra8-d8 c3xb4 Qb7xb4+ Ke1-f2!
Qb4-d2+ Kf2-g3! Qd2-e3+ Kg3-g4! f7-f5+ g5xf6! Qe3-f2

After rejecting Na2, Wilhelm prefers clearly Rd8

Rafael B. Andrist



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.