Article View: gnu.chess
Article #5423Gnu 4.0 is too hasty..
From: Henk Van Wulpen
Date: Wed, 22 Sep 1993 15:08
Date: Wed, 22 Sep 1993 15:08
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2657 bytes
Why does GnuChess make a move after 100 minutes when I chose the option
<1 move in 999 minutes> ????? I wanted it to find a mate in 6
but it always stops searching !! This should be considered as a bug,
in my opinion.
Another indication that the time control of GnuChess must have bugs in
it was in the following ICS-match that went between Norm and Gnuchess.
# xboard game file -- Wed Sep 22 13:52:33 1993
Norm vs. gnufour
algebraic
1. e4 (0:00) c6 (0:01)
2. d4 (0:00) d5 (0:04)
3. exd5 (0:01) cxd5 (0:03)
4. c4 (0:00) Nf6 (0:01)
5. Nc3 (0:00) e6 (0:01)
6. Nf3 (0:00) Be7 (0:01)
7. cxd5 (0:15) Nxd5 (0:01)
8. Bb5 (0:15) Bd7 (0:01)
9. Bxd7 (0:15) Qxd7 (0:01)
10. Ne5 (0:15) Nxc3 (0:02)
11. bxc3 (0:15) Qd5 (0:01)
12. Qg4 (0:11) Bf6 (0:08)
13. c4 (0:11) Qd6 (0:15)
14. c5 (0:12) Qd5 (0:13)
15. Nf3 (0:15) Nc6 (0:08)
16. Be3 (0:15) 0-0-0 (0:09)
17. Rd1 (0:11) Qc4 (0:06)
18. Rd2 (0:15) Rd5 (0:27)
19. h3 (0:15) Nb4 (0:05)
20. Qg3 (0:16) Nd3 (0:26)
21. Kd1 (0:15) Qc1 (0:22)
22. Ke2 (0:16) Qxh1 (0:06)
23. Rxd3 (0:11) Qa1 (0:11)
24. Rd2 (0:12) Rhd8 (0:23)
25. Qf4 (0:14) Qc1 (0:15)
26. Qg3 (0:15) R8d7 (0:12)
27. Qg4 (0:14) h6 (0:15)
28. Qg3 (0:14) Qc4 (0:10)
29. Ke1 (0:14) Qc3 (0:08)
30. Kf1 (0:14) e5 (0:13)
31. dxe5 (0:11) Bxe5 (0:07)
32. Nxe5 (0:10) Qc1 (0:11)
33. Ke2 (0:14) Rxd2 (0:45)
34. Bxd2 (0:14) Rxd2 (0:38)
35. Kf3 (0:14) Rd4 (0:10)
36. Qg4 (0:33) Rxg4 (0:21)
37. Nxg4 (0:11) Qxc5 (0:07)
38. Ne3 (0:14) Qa5 (0:06)
39. Ke4 (0:14) Qxa2 (0:06)
40. f3 (0:12) b5 (0:06)
41. Kd3 (0:13) b4 (0:09)
42. g3 (0:13) b3 (1:14)
43. Nc4 (0:16) b2 (0:56)
44. Nd2 (0:13)
And at this point gnufour suddenly started to think and think and thought
for over 5 minutes... Result : Norm won on time, while GnuChess was a full
piece ahead and about to promote its pawn ! As you may remember I posted
something similar a couple of days ago.
Henk.
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10d71d,1ca38a9eda8c2324,start X-Google-Attributes: gid10d71d,public X-Google-ArrivalTime: 1993-09-22 09:28:00 PST Newsgroups: gnu.chess Path: arc1-ca.pugleaf.net!gmd.de!rrz.uni-koeln.de!news.dfn.de!zib-berlin.de!math.fu-berlin.de!xlink.net!howland.reston.ans.net!math.ohio-state.edu!cs.utexas.edu!uunet!mcsun!ub4b!news.cs.kuleuven.ac.be!henk From: henk@cs.kuleuven.ac.be (Henk Van Wulpen) Subject: Gnu 4.0 is too hasty.. Message-ID: <1993Sep22.150832.5095@cs.kuleuven.ac.be> Sender: news@cs.kuleuven.ac.be Nntp-Posting-Host: twix-45.cs.kuleuven.ac.be Organization: Dept. Computerwetenschappen Date: Wed, 22 Sep 1993 15:08:32 GMT Lines: 65