Season 22 superfinal statistics

A summary statistics table of previous stages and seasons. 

Draw rate, wins

Final draw rate was 63%.

Game termination

The three most common game termination causes were:

53% - TCEC draw rule
30% - SyzygyTB

15% - Mate

There were no crashes in the stage.

Moves per game

Median= 71
Average= 74.4

There were 12 games longer than 100 moves, the longest was 194 moves (Stockfish - KomodoDragon, game 46, Stockfish won).

Time per game (hours) 

Median= 4:21
Average= 4:16

Openings

There were variable length book openings in this stage chosen by Jeroen Noomen and GM Matthew Sadler. The first letter of the ECO codes was distributed as follows:

The engines had almost no freedom to choose the opening variant, all the games repeated the same ECO and the same opening variant twice.

Reverse pairs, wins 

Reverse pairs, same moves 

Pairs of reverse games diverged much slower than usual, 20% diverged immediately out of book, 44% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 26 plys (KomodoDragon - Stockfish games 79 and 80, Sicilian dragon, Yugoslav attack, two white wins). Allowing transpositions the maximal repeat was 38 plys in games 97-98 (Sicilian, Richter-Rauzer, two draws).