Search found 223 matches

by MOBMAT
Fri Jul 03, 2020 6:33 pm
Forum: Computer Chess Club: General Topics
Topic: A community project CCMT
Replies: 9
Views: 233

Re: A community project CCMT

I have been working on a test set recently, but today I thought to myself, "There are a lot of smart people on CCC who could help make this into a really great test set." Here is the current list: 8/pP6/kpP3p1/brpPb1p1/1pP1PbP1/1P6/K5P1/8 w - - bm Kb1; 7n/3P4/n2K2kp/2p4N/Bb6/2p1p1P1/8/8 w - - bm Nf...
by MOBMAT
Fri Jul 03, 2020 5:37 pm
Forum: Computer Chess Club: General Topics
Topic: ChestUCI Database question
Replies: 23
Views: 1948

Re: ChestUCI Database question

I only want it if it comes with source code. I am very picky about GPL clones. You're in luck! It does come with source code included. You can download it from here: https://anonfiles.com/77raR3D9o9/Stockfish_Exp_230420_7z (credit to Chess Engines Diary which is looking for donations) Yay, I finall...
by MOBMAT
Fri Jul 03, 2020 4:35 pm
Forum: Computer Chess Club: General Topics
Topic: Faster Forced Mate
Replies: 120
Views: 17584

Re: Faster Forced Mate #50 -position 6316 ChestUCI.epd

Here is a direct mate solution by Stockfish Exp 230420 in less than 2 minutes!! Hi, what's "Stockfish Exp 230420" and where to find it ? I'm not sure. There was a thread on here that mentioned it and I was able to find it, but I can't recall where I got it. I'll pass along the info if/when I find o...
by MOBMAT
Fri Jul 03, 2020 6:48 am
Forum: Computer Chess Club: General Topics
Topic: Faster Forced Mate
Replies: 120
Views: 17584

Re: Forced Mate #39 ChestUCI.epd position 6269

[d]8/5p1p/B2p1P2/p2P2NP/2rP3N/n5p1/3K1pP1/5kbn w - - 0 1 White to play, Mate in 39 /source ChestUCI.epd position 6269 Triangulation square: h4 [Event "Computer chess game"] [Site "?"] [Date "2017.07.07"] [Round "?"] [White "?"] [Black "McBrain_2017"] [Result "1-0"] [TimeControl "0+2"] [SetUp "1"] [...
by MOBMAT
Fri Jul 03, 2020 6:46 am
Forum: Computer Chess Club: General Topics
Topic: To contempt or not to contempt
Replies: 12
Views: 295

Re: To contempt or not to contempt

There seems to be a difference between 0 contempt and NO contempt.
by MOBMAT
Fri Jul 03, 2020 4:22 am
Forum: Computer Chess Club: General Topics
Topic: To contempt or not to contempt
Replies: 12
Views: 295

To contempt or not to contempt

In general, when solving for mates, what differences/effects would one expect when adjusting an engines contempt value, or disabling contempt?

My anecdotal testing isn't conclusive, nor consistent.
by MOBMAT
Thu Jul 02, 2020 6:09 pm
Forum: Computer Chess Club: General Topics
Topic: ChestUCI Database question
Replies: 23
Views: 1948

Re: ChestUCI Database question

is "Stockfish Exp 230420" just a development version of SF, or is it some modified, special build? (Exp sounds like 'experimental' to me) Not sure, I found a reference to it (not sure where) and used the link provided. It does behave differently than most SF derivatives and does find mates where ot...
by MOBMAT
Thu Jul 02, 2020 6:01 pm
Forum: Computer Chess Club: General Topics
Topic: ChestUCI Database question
Replies: 23
Views: 1948

Re: ChestUCI Database question

is "Stockfish Exp 230420" just a development version of SF, or is it some modified, special build? (Exp sounds like 'experimental' to me) Not sure, I found a reference to it (not sure where) and used the link provided. It does behave differently than most SF derivatives and does find mates where ot...
by MOBMAT
Thu Jul 02, 2020 3:06 pm
Forum: Computer Chess Club: General Topics
Topic: ChestUCI Database question
Replies: 23
Views: 1948

Re: ChestUCI Database question

Does anyone have a mechanical solution (by an engine or by a mate solver) for the following problems from the ChestUCI database: qrr1b3/pn2p3/npppp1P1/4pP2/2P2BPp/PPN1P2B/4R2K/2k5 w - - #20; qnb5/rp1p4/pPpP4/P1P5/2P5/6K1/8/6Nk w - - #51; qbn5/k1PK1P1p/p5np/Pp5p/5P1p/2p4p/Q7/8 w - - #103; n7/pPp5/p4...
by MOBMAT
Thu Jul 02, 2020 2:22 pm
Forum: Computer Chess Club: General Topics
Topic: ChestUCI Database question
Replies: 23
Views: 1948

Re: ChestUCI Database question

Does anyone have a mechanical solution (by an engine or by a mate solver) for the following problems from the ChestUCI database: qrr1b3/pn2p3/npppp1P1/4pP2/2P2BPp/PPN1P2B/4R2K/2k5 w - - #20; qnb5/rp1p4/pPpP4/P1P5/2P5/6K1/8/6Nk w - - #51; qbn5/k1PK1P1p/p5np/Pp5p/5P1p/2p4p/Q7/8 w - - #103; n7/pPp5/p4...