Author: Paulo Soares
Date: 00:16:02 01/26/00
Go up one level in this thread
On January 26, 2000 at 01:04:52, Terry Presgrove wrote: >On January 26, 2000 at 00:34:17, Chessfun wrote: > >>On January 26, 2000 at 00:11:06, Terry Presgrove wrote: >> >>>On January 25, 2000 at 21:31:35, Peter Kappler wrote: >>> >>>>On January 25, 2000 at 21:04:07, Daryl Lakes wrote: >>>> >>>>>The following position is from todays game at the Corus tournament between Leko >>>>>and Short. After 41.Qe8+ Fritz 6, Junior 6, Rebel 10, Chessmaster 7000 all would >>>>>play 41...Kh7 after 10 minutes think time which loses to 42.Qe4+ and whites >>>>>q-side pawns will queen. Only Hiarcs 7.32 saw that Kh7 loses and it saw it >>>>>rather quickly. After about 1 minute it saw Kh7 loses and after about 7 minutes >>>>>it played Shorts Kh6. >>>>>Even though this is just one position I think it is an important one as it is a >>>>>type that can frequently come up. The programs need to see the danger of outside >>>>>pawn majorities even though it is outside of their 'horizon' >>>>>The above info is based on my PII 450 and 32 meg Hashtables. >>>>>I am curious if Tiger or Nimzo would play correctly in above position. >>>>> >>>>> >>>>> >>>>> >>>>>[D]4Q3/p1p3p1/6k1/2P4p/1P5q/5Pp1/P7/6K1 b - - id *Morozevic - *Short; bm g6h6; >>>>> >>>>>[Event "?"] >>>>>[Site "?"] >>>>>[Date "2000.01.25"] >>>>>[Round "?"] >>>>>[White "*Morozevic"] >>>>>[Black "*Short"] >>>>>[Result "1/2-1/2"] >>>>>[ICCResult "Game drawn by mutual agreement"] >>>>>[Opening "Scotch game"] >>>>>[ECO "C45"] >>>>>[NIC "SO.05"] >>>>>[Time "06:56:23"] >>>>>[TimeControl "7200+0"] >>>>> >>>>>1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 bxc6 7. Nc3 d6 >>>>>8. Na4 Bb6 9. Bd3 Ne7 10. O-O O-O 11. c3 Qg6 12. Re1 Bh3 13. Bf1 Be6 14. c4 >>>>>c5 15. b3 f5 16. e5 dxe5 17. Ba3 Rad8 18. Qc3 Nc6 19. Bxc5 Rfe8 20. Rad1 Rd2 >>>>>21. Rc1 Rd3 22. Rcd1 Rxd1 23. Rxd1 f4 24. Re1 Bf5 25. b4 h5 26. f3 Bxc5+ 27. >>>>>Nxc5 Nd4 28. Nb3 Kh7 29. c5 Qg5 30. Nxd4 exd4 31. Qd2 Re3 32. Rxe3 dxe3 33. >>>>>Qd4 Bg6 34. g3 fxg3 35. h4 Qf5 36. Qxe3 Qf6 37. Bd3 Qxh4 38. Bxg6+ Kxg6 39. >>>>>Qe8+ Kh6 40. Qh8+ Kg6 41. Qe8+ Kh6 {Game drawn by mutual agreement} 1/2-1/2 >>> >>> My Fritz6a finds Kh6 instantly and also Crafty 17.04 about the same. Both >>> using Tablebases. But I don't think they were utilizing TB probes. Running >>> on K6-3 450 / Hash 128 MB. >>> >>> TP >> >>I have fritz6a running on two seperate comps. >>One has access to F6 Tablebases, the other H732. >>Neither even look at the tablebases??. >>Neither finds Kh6 instantly??. >>On both tablebases is ticked in the engine options. >>Thanks. >> >>Tablebase option is ticked in both comps. >>Thanks. > > I turned off TB's and Fritz finds in 1 second / Crafty in 2 or less. Looks > about the same with TB on. > > TP But FRitz6a, (or would it be Fritz6.88? I am confused relationship to the name of the version) changes the move immediately for Kh7. Paulo Soares, from Brazil
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