Draw rate, wins
Final draw rate was 45.4%.
Game termination
The three most common game termination causes were:
39.2% - TCEC win rule
30.0% - SyzygyTB
18.8% - TCEC draw rule
There were 3 crashes in the stage: Gogobello crashed twice, Minic crashed once.
Moves per game
Median= 63
Average= 68.6
There were 20 games longer than 100 moves, the longest was 227 moves (Marvin - Minic, game 147, draw).
Time per game (hours)
Median= 1:04
Average= 1:03
Openings
There were 4-move book openings in this stage chosen by Cato. The first letter of the ECO codes was distributed as follows:
The engines did not have a lot of freedom to choose the opening variant. 85% of the game pairs repeated the same ECO code twice, and 77.5% repeated the same opening variant. In only 2.5% of the game pairs the ECO first letter was not repeated twice.
Reverse pairs, wins
Reverse pairs, same moves
Pairs of reverse games diverged very quickly, 35% diverged immediately out of book, 78.3% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 17 plys (Demolito - Igel, games 92 and 212, Two knights defence, two draws)
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