Author: Edward Screven
Date: 13:33:48 03/20/99
Go up one level in this thread
On March 19, 1999 at 18:13:53, Bruce Moreland wrote:
>
>If you let it go longer I predict that you will eventually get a fail high and
>black will as a result play 1. ... Rxd8 instead of 1. ... Qxb5, allowing white
>to win the queen, with a score of +2 or more.
>
>1. ... Qxb5 does not lead to a perpetual check.
>
>If you want to look it up, it is on page 180 of the Sep '93 ICCAJ.
>
>bruce
my own program does eventually switch to 1. ...Rxd8, but it takes a
while (pentium 133.)
- edward
1.91 8 -0.41 fxe3 axb5 Rb2 Qa3 Rxb5 Qxa2 Kf2 Ra8 Rb7
4.73 9 -0.43 fxe3 axb5 Kf2 Qc4 Qa6 e5 Qc6
13.51 10 -0.40 fxe3 axb5 Rd7 Qa5 Kf2 b4 Qc4 Ra8 a3 bxa3 Rxf7
20.39 10 > -0.39 Rd8
24.34 10 +0.00 Rd8 Bxf2+ Kxf2 Qxb5 Qd6 Re8 a4 Qf5+ Kg1 Qb1+ Kg2 Qe4+
Kf2 Qf5+
34.46 11 +0.00 Rd8 Bxf2+ Kxf2 Qxb5 Qd6 Re8 a4 Qf5+ Kg1 Qb1+ Kg2 Qe4+
Kf2 Qf5+
63.57 12 +0.00 Rd8 Bxf2+ Kxf2 Qxb5 Qd6 Re8 a4 Qf5+ Kg1 Qb1+ Kg2 Qe4+
Kf2 Qf5+
2:14 13 +0.00 Rd8 Bxf2+ Kxf2 Qxb5 Qd6 Re8 a4 Qf5+ Kg1 Qb1+ Kg2 Qe4+
Kf2 Qf5+
5:35 14 > +0.30 Rd8
8:24 14 > +0.80 Rd8
8:56 14 +0.80 Rd8 Bxf2+ Kxf2 Qxb5 Qd6 Qf5+ Kg1 Qb1+ Kg2 Qe4+ Kh3
Qf5+ g4 Qf1+ Kg3 Qe1+ Kf3 Qf1+ Ke3 Qh3+ Kd4 e5+ Kd5 Qg2+ Kc5 Qg1+ Kc6 Qh1+
16:41 15 > +1.10 Rd8
20:57 15 > +1.60 Rd8
26:10 15 +1.74 Rd8 Rxd8 Rd5 Qd4 Rxd4 Bxd4 Qxa6 Bf6 a4 h5 a5
40:10 16 +1.76 Rd8 Rxd8 Rd5 Qd4 Rxd4 Bxd4 Qxa6 Bc3 Kg2 g6 a4
final 60:00 16. +1.76 Rd8 Rxd8 Rd5 Qd4 Rxd4 Bxd4 Qxa6 Bc3 Kg2 g6 a4
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