Search found 3627 matches

by Vinvin
Tue Oct 01, 2019 11:59 am
Forum: Computer Chess Club: General Topics
Topic: Hard-Talkchess-2020 set
Replies: 22
Views: 4953

Re: Hard-Talkchess-2020 set

7 runs with Stockfish_19091615_x64_modern on a i7-4930K@4 GHz (6 cores), 15 minutes per position, Syzygy 6 pieces (+ one 7 pcs : 'KRPPKRP') Some stat : Average key move found : 151 Number found on the 7 runs : 182 29 key moves never found. 11 key moves found only one time. Solution | 1st run | 2nd r...
by Vinvin
Tue Oct 01, 2019 11:51 am
Forum: Computer Chess Club: General Topics
Topic: Hard-Talkchess-2020 set
Replies: 22
Views: 4953

Hard-Talkchess-2020 set

Here is the "Hard-Talkchess-2020 beta 3" set of positions. 211 positions. Previous discussions are here : http://talkchess.com/forum3/viewtopic.php?p=813412#p813412 Results for Stockfish_19091615_x64_modern on a i7-4930K (6 cores), 15 minutes per position in the next message. Final version will be p...
by Vinvin
Mon Sep 30, 2019 8:26 am
Forum: Computer Chess Club: General Topics
Topic: Is there a difficult EPD file with test positions
Replies: 18
Views: 2459

Re: Is there a difficult EPD file with test positions

Exactly, I do have a dedicated chess Computer that runs for years now with 2 AA Cells. I do normally only play 40/120 games. So over years playing tournament games with 2 AA cells. Then you can imagine how much energy is wasted by your computers. The engine I want to test hopefully not wasting so m...
by Vinvin
Sun Sep 29, 2019 10:27 pm
Forum: Computer Chess Club: General Topics
Topic: Is there a difficult EPD file with test positions
Replies: 18
Views: 2459

Re: Is there a difficult EPD file with test positions

mclane wrote:
Sun Sep 29, 2019 7:48 pm
How much time do you give the engines ?
I'll post results for Hard-2020-beta3.epd very soon, please wait 1 or 2 days.

Vincent
by Vinvin
Thu Sep 26, 2019 7:00 pm
Forum: Computer Chess Club: General Topics
Topic: Hard-Talkchess-2019 set
Replies: 108
Views: 19280

Re: Hard-Talkchess-2019 set

... And I'm adding 6 older positions, sometimes easy and sometimes hard : ... rk1b4/p2p2p1/1P6/2R2P2/8/2K5/8/5B2 w - - bm Rc8+; ... Now I remember why this position is not good : Rc8+ is sometime evaluated as 0.00 as some other moves. I'm removing this one. i would leave it in - excellent position ...
by Vinvin
Wed Sep 25, 2019 5:32 pm
Forum: Computer Chess Club: General Topics
Topic: Hard-Talkchess-2019 set
Replies: 108
Views: 19280

Re: Hard-Talkchess-2019 set

... And I'm adding 6 older positions, sometimes easy and sometimes hard : ... rk1b4/p2p2p1/1P6/2R2P2/8/2K5/8/5B2 w - - bm Rc8+; ... Now I remember why this position is not good : Rc8+ is sometime evaluated as 0.00 as some other moves. I'm removing this one. Vincent, are you sure? This position seem...
by Vinvin
Wed Sep 25, 2019 3:12 pm
Forum: Computer Chess Club: General Topics
Topic: Hard-Talkchess-2019 set
Replies: 108
Views: 19280

Re: Hard-Talkchess-2019 set

I want to express my appreciation for your enormous efforts on these tricky test sets. You have an eye for the beautiful. If people were told the total effort you put into a thing like this, they would think you were joking. Thanks, Dann ! I'm certainly not the only worker who made this wonderful c...
by Vinvin
Wed Sep 25, 2019 7:42 am
Forum: Computer Chess Club: General Topics
Topic: Is e4 significantly better than d4?
Replies: 62
Views: 6839

Re: Is e4 significantly better than d4?

You can already split 1.e4 in 3 clear different openings : 1...e5 , 1...c5 and 1...e6.
by Vinvin
Tue Sep 24, 2019 5:25 pm
Forum: Computer Chess Club: General Topics
Topic: Hard-Talkchess-2019 set
Replies: 108
Views: 19280

Re: Hard-Talkchess-2019 set

Vinvin wrote:
Mon Sep 23, 2019 9:21 pm
...
And I'm adding 6 older positions, sometimes easy and sometimes hard :

Code: Select all

...
rk1b4/p2p2p1/1P6/2R2P2/8/2K5/8/5B2 w - - bm Rc8+;
...
Now I remember why this position is not good : Rc8+ is sometime evaluated as 0.00 as some other moves.
I'm removing this one.
by Vinvin
Tue Sep 24, 2019 2:02 pm
Forum: Computer Chess Club: General Topics
Topic: About my test positions set
Replies: 35
Views: 7074

Re: About my test positions set

... My hard test suite 2008 : http://www.talkchess.com/forum/viewtopic.php?t=22402 ... Even older here, the very beginning in 2006 : https://www.stmintz.com/ccc/index.php?id=477582 And 1 month before : https://www.stmintz.com/ccc/index.php?id=475633 https://www.stmintz.com/ccc/index.php?id=474224 A...