Author: Richard Harrison
Date: 12:14:40 08/12/03
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On August 12, 2003 at 15:09:19, John Merlino wrote: >On August 12, 2003 at 14:54:49, Richard Harrison wrote: > >>Deep Junior 8 is a very strong program. Shredder played 28. Bxg6 which is quite >>nice. Does your program see this? >> >>Played on two identical Athlon 1.7GHz / 1GB RAM. Default settings for each >>program. Moves manually input. >> >>Shredder 7.04 vs. Deep Junior 8 >> >>White "Shredder 7.04" >>Black "Deep Junior 8" >>TimeControl "40/120" >>Result "1-0" >> >>1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 >>8.Ne2 Nc6 9.Be3 O-O 10.O-O Qc7 11.Rc1 Rd8 12.Bf4 Qd7 13.d5 Ne5 14.Bb3 b5 >>15.Qd2 a5 16.Bh6 a4 17.Bxg7 Kxg7 18.Bc2 Nc4 19.Qf4 Qd6 20.Qh4 Bd7 21.f4 >>f6 22.Rf3 b4 23.Rd1 Na3 24.e5 Qa6 25.Bd3 Qa7 26.c4 Rf8 27.Rg3 Qb8 >> >>[D]rq3r2/3bp1kp/5pp1/2pPP3/ppP2P1Q/n2B2R1/P3N1PP/3R2K1 w - - 0 28 >> >>28.Bxg6! hxg6 29.Rxg6+ Kxg6 30.Rd3 Rh8 31.f5+ Kf7 32.e6+ Kg8 33.Rg3+ Qxg3 >>34.Qxg3+ and Deep Junior 8 Resigns >> >>Shredder actually set this up with 27. Rg3. Even after 28. Bxg6, Deep Junior >>did not see the next move in its evaluation. > >A 5-minute search with Majestic Chess on a P3-733 chooses 28. e6 Be8 29.f5, with >a score of 1.61 for White. > >jm John, Chessmaster 9000 with default settings took 19 minutes on my Athlon 1.7GHz to find the move 28. Bxg6. Interesting enough is the key move is really 27.Rg3 which Shredder clearly understood as the PV jumped from 2.38 to 3.38 with that move. Of course on move 28, the PV shot up to 7.04! Rich
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