Author: James Long
Date: 19:21:20 02/22/99
Go up one level in this thread
On February 22, 1999 at 04:09:49, Will Singleton wrote:
>Under 2600 Club
>Feb 22 1999
>
>Program ICC Blitz Change Games Platform Author
>
>ZChess 2588 +13 7 K6/266 Franck Zibi
>Gromit 2569 ? Frank Schneider
>XXXXII 2556 P/266 Martin Zetner
>TDChess 2535 +21 488 P/400 Jon Baxter
>Stobor 2504 -30 8 K6/350 Tom Kerrigan
>Rookie 2491 -57 152 P/360 Marcel van Kervinck
>LambChop 2488 +100 65 P/133 Pete McKenzie
>BugChess 2445 +17 30 P/450 Erik van het Hof
>PostModernist 2431 19 K6/300 Andrew Williams
>Amateur 2414 +14 82 Mac/300 Will Singleton
>Hossa 2396 -10 329 P/350 Steffen Jakob
>Grok 2319 -18 15 K6/300 Peter Kappler
>InmiChess 2268 -63 10 Cyrix/233 Werner Inmann
>WildChild 1877 P/200 Brian McKinley
>
>Inactive List
>
>Rival 2248 P/266 Chris Moreton
>EXchess 2332 Cel/400 Dan Homan
>SSEChessII 2395 P/400 Sam Slutzky
>
>
> ICC account names that differ from the program name:
> ----------------------------------------------------------------------------
> Blik (Rookie), zchess1 (Zchess), Kerrigan (Stobor),
> Chrismo (Rival), TayxBot (SSEChessII).
> ----------------------------------------------------------------------------
>
>
>Notable
>
>Well, things have been fairly hectic this week, and not just on the
>chessboard. But I have a feeling that when the lines of communication
>are open, and one has the will, then good things can result. Stay tuned.
>
>LambChop has made a move, due (I hear) to the changing of lazy eval
>and some other things. It's threatening to jump to the 2500 level soon.
>Otherwise, the list order was pretty much unchanged from last week.
>
>New highs were recorded by Zchess (2598) and TDChess (2670). Those guys
>are pushing the envelope, no doubt about it. TDChess played 488 games to
>take the games-played award.
>
>Some of the ratings are remarkably stable. For example, if you discard
>LambChop (for stat purposes), the mean rating change was only about
>20 points, while the avg games-played was around 100. Considering that
>one can lose or gain up to 30 points per game, I think that indicates
>the ratings we have here are pretty much indicative of the relative
>strengths of the programs (for their choice of opponent and time-
>control). Your mileage may vary, but the point is that the list is
>taking on a recognizable and stable form.
>
>SSEChessII has been moved to the inactive list. OilThink has been removed
>entirely, since it hasn't played in a few months. If anyone knows what
>Oliver is up to, let me know.
>
>New Feature
>
>I thought I'd post a position each week, taken from member submissions
>from the current week's play. Recently on the CCC board we've had a few
>positions posted, and these have helped me track down some problems with
>my code. Probably just chance, but I think these things are helpful
>for programmers in that they can see how their results differ from others,
>and figure out why.
>
>So members, please send me interesting games that your programs play (or
>just the positions), and perhaps we can all benefit from the analyses.
>
>To start the ball rolling, here's a position from the game Amateur-LambChop,
>played on ICC yesterday. For some reason, Amateur declined the easy move,
>which would have won quickly, and played a tricky move that led to a loss.
>On subsequent analysis, it took Amateur 9 ply to see the right move. During
>the actual game (blitz), it only searched about 7 ply. I'm thinking this
>might be some bug or other weirdness. Does your program have any trouble
>finding the right move quickly?
>
>7k/2pn1Q2/2r4p/p1qpp3/Pp1b3N/1P1P2PP/2P1R2B/7K w - -
My program's output on a P5 166, 4mb cache.
Neither the eval nor the search are complete yet...
position 001
7k/2pn1Q2/2r4p/p1qpp3/Pp1b3N/1P1P2PP/2P1R2B/7K w - - 0 1
solution is f7xd7
2& 230 1 217 f7xd7 c6f6
2 230 7 733 f7xd7 c6f6
3& 252 10 1197 f7xd7 c6f6 g3g4
3& 260 18 2611 h4f5 c5f8 f7xd7
3 260 20 2935 h4f5 c5f8 f7xd7
4& 297 47 8121 h4f5 e5e4 f7xd7 e4xd3 c2xd3
4 297 64 11556 h4f5 e5e4 f7xd7 e4xd3 c2xd3
5& 367 115 21748 h4f5 e5e4 f7xd7 c6g6 f5xd4 c5xd4 e2xe4
5 367 152 29290 h4f5 e5e4 f7xd7 c6g6 f5xd4 c5xd4 e2xe4
6& 371 297 58150 h4f5 c5f8 f7xd7 c6g6 f5xd4 f8f1 h2g1 e5xd4
6 371 779 157034 h4f5 c5f8 f7xd7 c6g6 f5xd4 f8f1 h2g1 e5xd4
7& 387 1090 220917 h4f5 c5f8 f7xd7 c6g6 g3g4 c7c5 h2xe5 d4xe5
e2xe5
7 387 3580 749294 h4f5 c5f8 f7xd7 c6g6 g3g4 c7c5 h2xe5 d4xe5
e2xe5
8& 393 5956 1250893 h4f5 c5f8 f7xd7 c6g6 g3g4 c7c6 h2xe5 d4xe5
e2xe5
my move is Nf5 (wrong)
depth:7 1/33 nodes:177311 qnodes:1083368 nps:21006
--
James
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