Season 27 league 2 statistics

A summary statistics table of previous stages and seasons. 

Draw rate, wins

Final draw rate was 69.7%. 

Game termination

The three most common game termination causes were:
54.9% - TCEC draw rule
25.0% - SyzygyTB
9.5% - Mate

There were no crashes in the stage.

Moves per game

Median= 63.5
Average= 71.3

There were 35 games longer than 100 moves, the longest was 195 moves (akimbo - PlentyChess, game 153, draw). 

Time per game (hours)

Median= 1:02
Average= 1:01

Openings

There were variable length book openings in this stage. The first letter of the ECO codes was distributed as follows: 

The engines had very little freedom to choose the opening variant, 97.7% of the game pairs (all but 3) repeated the same ECO code and 93.2% repeated the opening variant twice. In all of the game pairs the first letter of the ECO code was repeated.

Reverse pairs, wins

Reverse pairs, same moves

Pairs of reverse games diverged quickly, 23.5% diverged immediately out of book, 58.3% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 19 plys (Minic - Arasan, games 27 and 93, Scandinavian, Marshall variation, two draws)