Search found 1456 matches

by pohl4711
Sat Jan 09, 2021 11:51 am
Forum: Computer Chess Club: General Topics
Topic: Drawkiller practically lost for black
Replies: 7
Views: 765

Re: Drawkiller practically lost for black

This one is legal. 1. e3 d6 2. Nh3 Nc6 3. Bd3 Be6 4. O-O Qd7 5. Kh1 O-O-O 6. Qe2 Re8 7. Rd1 Qd8 8. Qe1 Kb8 9. Be2 Bc8 10. Ng1 Ka8 11. Bf1 Nb8 * knbqrbnr/ppp1pppp/3p4/8/8/4P3/PPPP1PPP/RNBRQBNK w - - 0 12 Correct. But, the problem of the weak c7-pawn does not exist in the Drawkiller opening-sets, bec...
by pohl4711
Fri Jan 08, 2021 3:36 pm
Forum: Computer Chess Club: General Topics
Topic: Drawkiller practically lost for black
Replies: 7
Views: 765

Re: Drawkiller practically lost for black

Nordlandia wrote:
Fri Jan 08, 2021 2:51 pm
What about this modification. Now the weak pawn is defended.

Impossible. The bishop can not move out of the way, to make the king-travel to the edge possible.
by pohl4711
Fri Jan 08, 2021 2:40 pm
Forum: Computer Chess Club: General Topics
Topic: Drawkiller practically lost for black
Replies: 7
Views: 765

Re: Drawkiller practically lost for black

The standard drawkiller opening setup is virtually lost for black. I have tested this position many times and in almost every game black is losing. The problem lies in the weak pawn on c7. If the King stand on b8 instead, that pawn can be defended and a vital tempo is not needed to used on that. Bl...
by pohl4711
Fri Jan 08, 2021 11:04 am
Forum: Computer Chess Club: Tournaments and Matches
Topic: SPCC: Testrun of Ceres 0.80 66680 finished
Replies: 1
Views: 497

SPCC: Testrun of Ceres 0.80 66680 finished

NN-testrun of Ceres 0.80 66680 finished.

https://www.sp-cc.de

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by pohl4711
Wed Jan 06, 2021 11:05 am
Forum: Computer Chess Club: General Topics
Topic: New release Pedone 3.0
Replies: 5
Views: 840

Re: New release Pedone 3.0

I've just released a new version of my engine. These are the changes: - Pure neural network evaluation - Tuning search parameters - Fix a bug in chess960 mode - Improved futility pruning formula For this release I would like to thank Dale Weiler for the header incbin used to embed the neural networ...
by pohl4711
Wed Jan 06, 2021 11:04 am
Forum: Computer Chess Club: Tournaments and Matches
Topic: SPCC: Testrun of Pedone 3 finished
Replies: 0
Views: 770

SPCC: Testrun of Pedone 3 finished

AB-testrun of Pedone 3 finished.

https://www.sp-cc.de

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by pohl4711
Tue Jan 05, 2021 11:42 am
Forum: Computer Chess Club: Tournaments and Matches
Topic: SPCC: Testrun of Lc0 J104.1-30 finished
Replies: 2
Views: 360

Re: SPCC: Testrun of Lc0 J104.1-30 finished

Ozymandias wrote:
Tue Jan 05, 2021 10:17 am
Will you also test Ceres with J104.1-30 net?
Yes, if Ceres runs stable through the first testrun. But not necessesarly direct after finishing the Ceres 66680 testrun...
by pohl4711
Tue Jan 05, 2021 8:53 am
Forum: Computer Chess Club: General Topics
Topic: +100 elo breakthrough in new rewritten Lco engine ( Ceres)
Replies: 93
Views: 7994

Re: +100 elo breakthrough in new rewritten Lco engine ( Ceres)

After installing Cuda 11.2 by NVIDIA and the DotNet5-runtime environment by Microsoft, I succeeded running Ceres 0.80, using Chad's boxed version: https://drive.google.com/file/d/1yPF13m7rgsP9xM6f1UsOSeLhS2_lW1gz/view?usp=sharing (This is not the slower debug-version! Using a 30x384 net, Ceres is ar...
by pohl4711
Tue Jan 05, 2021 8:26 am
Forum: Computer Chess Club: Tournaments and Matches
Topic: SPCC: Testrun of Stockfish 201231 finished
Replies: 0
Views: 752

SPCC: Testrun of Stockfish 201231 finished

AB-testrun of Stockfish 201231 finished.

https://www.sp-cc.de

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by pohl4711
Tue Jan 05, 2021 8:26 am
Forum: Computer Chess Club: Tournaments and Matches
Topic: SPCC: Testrun of Lc0 J104.1-30 finished
Replies: 2
Views: 360

SPCC: Testrun of Lc0 J104.1-30 finished

NN-testrun of Lc0 0.26.3 J104.1-30 finished. New highscore for a small 10x128 net. https://www.sp-cc.de After installing Cuda 11.2 by NVIDIA and the DotNet5-runtime environment by Microsoft, I succeeded running Ceres 0.80, using Chad's boxed version: https://drive.google.com/file/d/1yPF13m7rgsP9xM6f...