Computer chess program test results on different test suites such as positional, tactical, opening, middle and ending phases of the game. Engines are run on single thread at 5s/position analysis time.
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Arasan20.epd
Author: Jon Dart
Category: Tactical
Number of positions: 200
Description: Not an easy test set for most engines at fast time and single thread. It also contains 16 ending positions.
Download: Arasan20.epd -
OTSv4.epd
Author: Sedat Canbaz
Category: Opening
Number of positions: 400
Description:
Download: OTSv4.epd -
ssm_4_5_men.epd
Author: Sergei Markoff
Category: Ending
Number of positions: 391
Description: 4 and 5 men ending, modified by me selecting only those with single bm also added some opcodes.
Download: ssm_4_5_men.epd -
midgames250.epd
Author: Kai Laskos
Category: Positional
Number of positions: 250
Description: Middle phase positions based from human games around move 15 to 22.
Download: midgames250.epd -
Lc0_Sf_test_suite_tcec15.epd
Author: fsm
Category: General
Number of positions: 418
Description: Positions are taken from the games with 1-0 and 0-1 results from Lc0-Stockfish superfinal match in TCEC15. Positions with easy bestmove were removed by letting Stockfish 10 analyze each position at 1s/pos if the game move and stockfish best move are the same.
Download: Lc0_Sf_test_suite_tcec15.epd -
Alternative Chess Test.epd
Author:
Category: Tricky ending and hard mate
Number of positions: 287
Description: Mostly contains tricky endgame puzzles and difficult mates.
Download: A post from Rybka forum
- Each position is analyzed at 5s or 5000ms
- Engine is set to use 1 thread and 256 MB hash
- End Game Tablebases are not used
- System: Processor i7-2600K 3.4 Ghz 12GB RAM, Windows 7 Prof. OS