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Subject: Re: test position Evans,L - Pilnick,C - revisited

Author: John Merlino

Date: 11:44:39 02/21/04

Go up one level in this thread


On February 21, 2004 at 08:00:20, Mike Byrne wrote:

>[Event "New York"]
>[Site "New York"]
>[Date "1947.??.??"]
>[Round "?"]
>[White "Evans, L."]
>[Black "Pilnick, C."]
>[Result "1-0"]
>[ECO "C13"]
>[PlyCount "57"]
>[EventDate "1947.??.??"]
>
>1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e5 Be7 7. Qg4 O-O 8.
>O-O-O c5 9. h4 cxd4 10. Nce2 Nc6 11. f4 Qa5 12. Kb1 d3 13. cxd3 Bd7 14. Rh3
>Rac8 15. Rg3 g6 16. d4 b5 17. h5 Nb4 18. a3 Nc6 19. hxg6 fxg6 20. Nc3 b4 21.
>Bd3 Be8 22. Nf3 bxa3 23. Qxe6+ Bf7 24. Bxg6 axb2 25. Bxh7+ Kh8 26. Qh6 Qa1+ 27.
>Kc2 b1=Q+ 28. Rxb1 Nb4+ 29. Kd1 1-0
>
>Evans,L - Pilnick,C
>[d]2r2rk1/p3bb1p/2n1Q1p1/q2pP3/3P1P2/p1NB1NR1/1P4P1/1K1R4 w - - 0 24

Chessmaster 9000, SKR personality on a P4-2.4, needs just over one minute to
find Bxg6 (slower than most other programs reported so far). However, it is
faster than most other programs to show a winning score for White (3:48 for a
+1.30 score):

Time	Depth	Score	Positions	Moves
0:00	1/4	-2.02	10828		24.Qf5 axb2 25.Na2 Nb4
0:00	1/4	-1.90	12966		24.Qd7 axb2 25.Na2 Qa3 26.Bb5
0:00	1/5	-3.74	50013		24.Qd7 axb2 25.e6 Qa1+ 26.Kc2 Nxd4+
					27.Kd2 b1=N+ 28.Nxb1
0:00	1/5	-3.23	96828		24.Qg4 axb2 25.e6 Qa1+ 26.Kc2 Nxd4+
					27.Nxd4 Rxc3+ 28.Kd2 Qc1+ 29.Ke2
0:01	1/6	-3.90	253150		24.Qg4 Rb8 25.Nb5 Rxb5 26.Bxb5
					Qxb5 27.Rd2 Qf1+ 28.Ka2 Nb4+ 29.Kb3
					Qc4+ 30.Ka4 axb2 31.Rxb2 Qa6+ 32.Kb3
0:02	1/6	-3.43	336875		24.Qd7 axb2 25.e6 Qa1+ 26.Kc2 Nxd4+
					27.Kd2 b1=N+ 28.Nxb1 Bb4+ 29.Ke3
					Nxe6
0:04	1/7	-3.25	667190		24.Qd7 axb2 25.e6 Qa1+ 26.Kc2 Nxd4+
					27.Kd2 b1=N+ 28.Nxb1 Bb4+ 29.Ke3
					Bxe6
0:10	1/8	-3.63	1817022		24.Qd7 axb2 25.e6 Qa1+ 26.Kc2 Nxd4+
					27.Kd2 b1=N+ 28.Nxb1 Bb4+ 29.Ke3
					Nxe6 30.f5
0:33	1/9	-3.77	5986362		24.Qd7 axb2 25.e6 Qa1+ 26.Kc2 Nxd4+
					27.Kd2 b1=N+ 28.Nxb1 Bb4+ 29.Ke3
					Nxe6 30.Rg4 Bc5+ 31.Ke2 Rb8
1:02	1/9	-1.54	11584063	24.Bxg6 Bxe6 25.Bxh7+ Kh8 26.Rh1
					Bh4 27.Rxh4 Rxf4 28.Rxf4 axb2 29.Kxb2
					Rb8+ 30.Kc2 Qa3
1:33	1/10	-0.33	17639561	24.Bxg6 Bxe6 25.Bxh7+ Kh8 26.Rh1
					a2+ 27.Nxa2 Rxf4 28.Bf5+ Bh4 29.Nxh4
					Rf1+ 30.Rxf1 Nxd4 31.Bd3
3:48	1/11	1.30	44638733	24.Bxg6 Bxe6 25.Bxh7+ Kh8 26.Rh1
					a2+ 27.Nxa2 Bh4 28.Rxh4 Rxf4 29.Rxf4
					Qa6 30.Be4 Qf1+ 31.Nc1

jm



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