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Subject: Re: Can programs find the Lasker move? (Bxa6!!)

Author: Mike Byrne

Date: 21:10:54 08/28/02

Go up one level in this thread


On August 28, 2002 at 23:24:37, Mike Byrne wrote:

>On August 28, 2002 at 23:03:19, Tanya Deborah wrote:
>
>>
>>Hi CCC!
>>
>>Look the 17. Lasker move (Bxa6!!)
>>
>>Great game!  Any program  can find this move?
>>
>>
>>
>>
>>Lasker - Marshall  (1914 St Petesburgo)
>>
>>1. e4   e5
>>2. Nf3  Nf6
>>3. Nxe5 d6
>>4. Nf3  Nxe4
>>5. Qe2  Qe7
>>6. d3   Nf6
>>7. Bg5  Be6
>>8. Nc3  Nbd7
>>9. O-O-O h6
>>10. Bh4 g5
>>11. Bg3 Nh5
>>12. d4  Nxg3
>>13. hxg3 g4
>>14. Nh4 d5
>>15. Qb5 O-O-O
>>16. Qa5 a6
>>17. Bxa6 bxa6
>>18. Qxa6+ Kb8
>>19. Nb5 Nb6
>>20. Rd3 Qg5+
>>21. Kb1 Bd6
>>22. Rb3 Rhe8
>>23. a4  Bf5
>>24. Na7 Bd7
>>25. a5  Qd2
>>26. axb6 Re1+
>>27. Ka2 c6
>>28. Nb5 cxb5
>>29. Qa7+
>>
>>There are a good defence for Black after 17.Bxa6! ? Some programs seems really
>>advantage for White after this move.
>============================================================================
>Position after 16. ...16
>[D] 2kr1b1r/1ppnqp2/p3b2p/Q2p4/3P2pN/2N3P1/PPP2PP1/2KR1B1R w - - 0 1


this is pretty deep,

 if I force:
     white       black
  1  Bxa6        bxa6
  2  Qxa6+       Kb8
and hit go - I'm failing high after 15 minutes in the 15th ply - so it would
take at least 19 or 20 ply for Crafty SE 17.16 to see this...



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