Author: Miguel A. Ballicora
Date: 11:06:02 03/25/02
Go up one level in this thread
On March 25, 2002 at 11:54:32, Art Basham wrote:
>Good test move for engines...black plays Bxg2+ and soon mates!
>
>[D]5rk1/1b2nr1p/p2q4/1p6/2pP2p1/2P3N1/PPBB2PP/R2Q2NK b - -
>
>Some of my engines in Arena have trouble finding this neat win for black!
For Gaviota, ~4 seconds on slow hardware (Pentium 133 mhz).
~8 seconds to find the mate in 9.
Regards,
Miguel
5rk1/1b2nr1p/p2q4/1p6/2pP2p1/2P3N1/PPBB2PP/R2Q2NK b - - 0 1
+-----------------+
| . . . . . r k . |
| . b . . n r . x |
| x . . q . . . . |
| . x . . . . . . |
| . . x o . . x . |
| . . o . . . N . |
| o o B B . . o o |
| R . . Q . . N K |
+-----------------+
legal moves available = 48
12 1 0.0 -2.48 Kg8-h8 Qd1xg4
40 1 0.0 -2.26 Rf8-e8 Bd2-g5
127 1 0.0 -2.04 Rf7-g7
441 1 0.1 -1.98 Rf7-f2 Qd1xg4 Ne7-g6
443 1: 0.1 -1.98 Rf7-f2 Qd1xg4 Ne7-g6
489 2 0.1 -1.98 Rf7-f2 Qd1xg4 <EMPTY> <-transp
716 2: 0.2 -1.98 Rf7-f2 Qd1xg4 <EMPTY> <-transp
1427 3 0.4 :-( Rf7-f2
9048 3 2.1 -2.21 Kg8-h8 Bc2-e4 Bb7xe4 Ng3xe4
12920 3 3.0 -2.14 Ne7-g6 Bc2-e4 Bb7xe4 Ng3xe4
15572 3: 3.7 -2.14 Ne7-g6 Bc2-e4 Bb7xe4 Ng3xe4
17798 4 4.2 -2.16 Ne7-g6 Bd2-g5 Rf7-f2 Bc2-e4
Bb7xe4 Ng3xe4
19145 4 4.5 :-) Bb7xg2
19409 4 4.5 :-) Bb7xg2
19798 4 4.6 :-) Bb7xg2
24279 4 5.4 +4.40 Bb7xg2 Kh1xg2 Rf7-f2 Kg2-h1
Rf2xh2 Kh1xh2 Rf8-f2 Kh2-h1
Qd6xg3 Qd1xg4 Qg3xg4 Bc2xh7
Kg8xh7
24456 4: 5.5 +4.40 Bb7xg2 Kh1xg2 Rf7-f2 Kg2-h1
Rf2xh2 Kh1xh2 Rf8-f2 Kh2-h1
Qd6xg3 Qd1xg4 Qg3xg4 Bc2xh7
Kg8xh7
24851 5 5.6 :-) Bb7xg2
26590 5 6.1 :-) Bb7xg2
27544 5 6.2 :-) Bb7xg2
28101 5 6.3 :-) Bb7xg2
41129 5 8.6 +Mat_9 Bb7xg2 Kh1xg2 Rf7-f2 Kg2-h1
Rf2xh2 Kh1xh2 Rf8-f2 Kh2-h1
Qd6xg3 Qd1xg4 Qg3xg4 Bc2-e4
Qg4xe4 Ng1-f3 Qe4xf3 Kh1-g1
Qf3-g2
46224 5: 12.2 +Mat_9 Bb7xg2 Kh1xg2 Rf7-f2 Kg2-h1
Rf2xh2 Kh1xh2 Rf8-f2 Kh2-h1
Qd6xg3 Qd1xg4 Qg3xg4 Bc2-e4
Qg4xe4 Ng1-f3 Qe4xf3 Kh1-g1
Qf3-g2
74668 6 17.1 +Mat_9 Bb7xg2 Kh1xg2 Rf7-f2 Kg2-h1
Rf2xh2 Kh1xh2 Rf8-f2 Kh2-h1
Qd6xg3 Qd1xg4 Qg3xg4 Bc2-e4
Qg4xe4 Ng1-f3 Qe4xf3 Kh1-g1
Qf3-g2
78761 6: 18.0 +Mat_9 Bb7xg2 Kh1xg2 Rf7-f2 Kg2-h1
Rf2xh2 Kh1xh2 Rf8-f2 Kh2-h1
Qd6xg3 Qd1xg4 Qg3xg4 Bc2-e4
Qg4xe4 Ng1-f3 Qe4xf3 Kh1-g1
Qf3-g2
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