Draw rate, wins
Final draw rate was 67.3%.
Game termination
The three most common game termination causes were:
39% - TCEC draw rule
29.2% - TCEC win rule
18.3% - SyzygyTB
There was 1 crash in the stage by Laser. DefenChess lost on time once, this season this was not considered as a crash.
Moves per game
Median= 57
Average= 63.5
There were 34 games longer than 100 moves, the longest was 281 moves (DefenChess - Xiphos, game 100, draw).
Time per game (hours)
Median= 1:26
Average= 1:26
Openings
There were 8-move book openings in this stage chosen by Cato. The first letter of the ECO codes was distributed as follows:
The engines had almost no freedom to choose the opening variant, all of the game pairs repeated the same ECO code twice, and all but one repeated the same opening variant.
Reverse pairs, wins
Reverse pairs, same moves
Pairs of reverse games diverged very quickly, 37.9% diverged immediately out of book, 74.2% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 22 plys (KomodoMCTS - Vajolet games 91 and 211, Queen's pawn, two draws)
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