Author: Dieter Buerssner
Date: 09:11:30 11/21/02
Go up one level in this thread
On November 20, 2002 at 18:34:45, Andreas Guettinger wrote:
>Do you think the tactical abilities of you engine are sufficient? Here a
>position from the game Boleslawski-Flohr to test the computers.
>Position after the move 14. ... Nf6:
>
>D r3kb1r/pp3ppp/1qp1pn2/8/2B1R3/5Q1P/PPPB1PP1/2KR4 w kq -
>
>Does your computer see the win for white here? (Draw by repetition is not
>sufficient.)
>
>1. Bxe6 fe 2. Rxe6+ Be7 3. Rde1 0-0 4. Rxe7 Nd5 5. Rxg7+!! Kxg7 6. Bc3+ Nxc3 7.
>Re7+ +-
>
>3. .... Nd5 4. Bg5 0-0-0 5. Bxe7 Nxe7 6. Rxe7 +-
>
>2. ... Kf7 3. Rxf6 gf 4. Qh5+ Kg8 5. Qg4+ Kf7 6. Qc4+ Kg6 7. Qe4+ Kf7 8. Ba5
>Bh6+ (8. ... Qc5 9. Rd7+ Be7 10. Bb4 Qe5 11. Rxe7+ +-) 9. Kb1 Rad8 10. Qc4+ Kg7
>11. Qg4+ Kf7 12. Bxb6 Rxd1+ 13. Qxd1 +-
Yace, P4 2,53 GHz gets a positive score after a bit more than 5 mintues (showing
exactly your first line above). But no impressive score soon:
684242 0.938 -0.29 7t 1.Re5 Qd4 2.Qe2 O-O-O 3.c3 Qd6 4.Kb1 {-70}
1446607 1.873 -0.28 7t+ 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Bg7 6.Qc4+ Kf8 7.Bb4+ Qxb4 8.Qxb4+ Kg8
{231}
1769963 2.319 0.00 7t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
2345725 2.963 0.00 7. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
3179285 4.043 0.00 8t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
5016818 6.210 0.00 8. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
6963537 8.674 0.00 9t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
12301729 14.847 0.00 9. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
20002933 24.926 0.00 10t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
36320515 45.387 0.00 10. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
59304158 1:15.6 0.00 11t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
109738373 2:19.6 0.00 11. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qh5+ {-420}
244976233 5:16.0 0.38 12t 1.Bxe6 fxe6 2.Rxe6+ Be7 3.Rde1 O-O 4.Rxe7 Nd5
5.Rxg7+H Kxg7H 6.Bc3+H Nxc3H 7.Re7+H Kh6H
8.Qxc3H Kh5H {HT} {-340}
358092936 7:36.1 0.38 12. 1.Bxe6 fxe6 2.Rxe6+ Be7 3.Rde1 O-O 4.Rxe7 Nd5
5.Rxg7+ Kxg7 6.Bc3+ Nxc3 7.Re7+ Kh6 8.Qxc3 Kh5
{HT} {-340}
724409434 15:29.3 0.77 13t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+H
{HT} {-420}
1063104361 22:28.0 0.77 13. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+
{HT} {-420}
1946946994 41:50.1 1.03 14t 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qc4+ Kg6 7.Qe4+ Kf7 8.Ba5 Qc5
9.Rd7+ Be7 10.Bb4 Qg5+ 11.f4 f5 12.Qe5 Qxg2
13.Qxf5+ Kg8 {HT} {-420}
2860450018 1:02:12 1.03 14. 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qc4+ Kg6 7.Qe4+ Kf7 8.Ba5 Qc5
9.Rd7+ Be7 10.Bb4 Qg5+ 11.f4 f5 12.Qe5 Qxg2
13.Qxf5+ Kg8 {HT} {-420}
2990169 1:36:07 1.43 15++ 1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8
5.Qg4+ Kf7 6.Qc4+ Kg6 7.Qe4+ Kf7 8.Ba5 Qc5
9.Rd7+ Be7 10.Bb4 Qg5+ 11.f4 f5 12.Qc4+ Kg6
13.fxg5 Kxg5 {501}
Regards,
Dieter
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