Search found 1822 matches

by Jouni
Thu Nov 14, 2019 7:52 am
Forum: Computer Chess Club: General Topics
Topic: Stockfish search stops here after 99 plies, why?
Replies: 7
Views: 580

Stockfish search stops here after 99 plies, why?

8/4k3/8/1p1p1p1p/pPpPpPpP/P1P1P1P1/8/6BK w - - 0 1 after 99 plies no more output in next hour even if CPU usage is still 100% :!: analysis by Stockfish 121119 64 BMI2: ... 1.Bf2 Ke6 2.Kg1 Kd6 3.Be1 Ke6 4.Kf2 Ke7 5.Kf1 Kf6 6.Ke2 Ke6 7.Bd2 Kd7 8.Kf2 Ke6 9.Kf1 Ke7 10.Kg2 Kf6 11.Kh2 Ke7 12.Kh1 Ke6 13.B...
by Jouni
Wed Nov 13, 2019 7:33 am
Forum: Computer Chess Club: General Topics
Topic: 50 move counter in FEN and GUIs
Replies: 3
Views: 420

Re: 50 move counter in FEN and GUIs

My mistake. I misunderstood SF github discussion. This position is NOT 50 move draw 8/1p2KP2/1p4q1/1Pp5/2P5/N1Pp1k2/3P4/1N6 b - - 76 40 SF analysis 40...Qg5+ 41.Ke8 Qe5+ 42.Kd7 Qf6 43.Kc7 Qxf7+ 44.Kxb6 Qe7 45.Ka7 Qc7 46.b6 Qc6 47.Nb5 Ke2 48.Nc7 Kd1 49.Nd5 Kc2 50.Na3+ Kxd2 51.Nf4 Qe4 52.Nb1+ Kc2 53.N...
by Jouni
Tue Nov 12, 2019 7:48 am
Forum: Computer Chess Club: General Topics
Topic: 50 move counter in FEN and GUIs
Replies: 3
Views: 420

50 move counter in FEN and GUIs

I haven't seen any difference in analysis with different values for 50 move counter. I use Friz and Arena GUI. Are GUIs buggy!?
by Jouni
Mon Nov 11, 2019 7:37 pm
Forum: Computer Chess Club: General Topics
Topic: Wrong analysis with 7 men?
Replies: 4
Views: 432

Re: Wrong analysis with 7 men?

Have You full 7 piece set (and all smaller ones) ?!
by Jouni
Mon Nov 11, 2019 7:46 am
Forum: Computer Chess Club: Tournaments and Matches
Topic: Dylan Sharp Vs. Harvey Williamson (G4)
Replies: 235
Views: 9494

Re: Dylan Sharp Vs. Harvey Williamson (G4)

I played yesterday some SF long games after move 18. All were 0-1! Still I am not 100% sure of black win.
by Jouni
Wed Nov 06, 2019 2:10 pm
Forum: Computer Chess Club: General Topics
Topic: Hard pawn endgame
Replies: 11
Views: 707

Re: Hard pawn endgame

Have You found fix to false mate thing? 8/8/2k5/8/3p4/Qp1p4/pp1p4/rrbK4 w - - 0 1 Correct mate is abandoned: Crystal 270819 1th 1.Qf8 Kd7 2.Qf6 Ke8 3.Qg7 Kd8 4.Qf7 Kc8 5.Qe7 Kb8 6.Qd7 Ka8 7.Qb5 Ka7 8.Qd5 Kb8 9.Qc6 Ka7 10.Qc8 Kb6 11.Qd7 Ka6 12.Qc7 Kb5 13.Qd6 Ka5 14.Qc6 Kb4 15.Qc8 Kb5 16.Qc7 Kb4 17.Qc...
by Jouni
Tue Nov 05, 2019 2:48 pm
Forum: Computer Chess Club: General Topics
Topic: LCZero blunders in TCEC cup 4
Replies: 20
Views: 1866

Re: LCZero blunders in TCEC cup 4

I just read from one forum: "There's an unknown but probably significant extent to which neural networks are memorizing an opening book." True?!
by Jouni
Tue Nov 05, 2019 2:31 pm
Forum: Computer Chess Club: General Topics
Topic: Hard pawn endgame
Replies: 11
Views: 707

Re: Hard pawn endgame

This is difficult. The best problems solver = Crystal is clueless after 10 minutes. It don't reach enough depth I think.
by Jouni
Mon Nov 04, 2019 4:37 pm
Forum: Computer Chess Club: Tournaments and Matches
Topic: CCRL 40/40, 40/4 and FRC lists updated (2nd November 2019)
Replies: 10
Views: 771

Re: CCRL 40/40, 40/4 and FRC lists updated (2nd November 2019)

No sense to test SF clones. They are +-10 ELO from latest abrok version.