Author: Andreas Guettinger
Date: 11:01:07 11/21/02
Go up one level in this thread
Impressive. The variation is good, the position is won after 8. Ba5.
Anyone times for Hiarcs8 on a fast computer?
Andreas
On November 21, 2002 at 12:24:53, Enrique Irazoqui wrote:
>On the AMD 2200+, the latest Fritz is almost as good as Yace in this position:
>
>New game
>r3kb1r/pp3ppp/1qp1pn2/8/2B1R3/5Q1P/PPPB1PP1/2KR4 w kq - 0 1
>
>Analysis by Fritz Bahrain:
>
>1.Re5 Qd4 2.Qe2 Bd6 3.Re3 Rd8 4.g3
> ³ (-0.31) Depth: 7/21 00:00:00 200kN
>1.Re5 Qd4 2.Qe2 Rd8 3.c3 Qb6 4.Be3 Rxd1+ 5.Qxd1
> ³ (-0.28) Depth: 8/23 00:00:00 301kN
>1.Re5 Qd4 2.Qe2 0-0-0 3.c3 Qb6 4.Be3 Rxd1+ 5.Qxd1 c5
> = (-0.09) Depth: 9/25 00:00:01 924kN
>1.Bxe6!
> = (-0.06) Depth: 9/25 00:00:02 1515kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7
> = (0.00) Depth: 9/25 00:00:02 1577kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7 6.Qh5+
> = (0.00) Depth: 10/30 00:00:02 2076kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7 6.Qh5+
> = (0.00) Depth: 11/28 00:00:05 4171kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7 6.Qh5+
> = (0.00) Depth: 12/34 00:00:11 10329kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7 6.Qh5+
> = (0.00) Depth: 13/37 00:00:32 30642kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7 6.Qh5+
> = (0.00) Depth: 14/40 00:01:25 82113kN
>1.Bxe6 fxe6 2.Rxe6+ Kf7 3.Rxf6+ gxf6 4.Qh5+ Kg8 5.Qg4+ Kf7 6.Qh5+
> = (0.00) Depth: 15/44 00:03:31 208100kN
>1.Bxe6!
> ² (0.28) Depth: 16/46 00:09:11 538521kN
>1.Bxe6!
> ² (0.56) Depth: 16/46 00:10:58 638078kN
>1.Bxe6!
> ± (1.13) Depth: 16/53 00:16:57 979697kN
>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+ Qe7 10.Qc4+
> ± (1.13) Depth: 17/49 00:31:06 1832943kN
>
>(Irazoqui, Cadaqués 21.11.2002)
>
>
>On November 21, 2002 at 12:11:30, Dieter Buerssner wrote:
>
>>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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