Season 18 league 1 statistics

A summary statistics table of previous stages and seasons. 

Draw rate, wins


Final draw rate was 77.8%.


Game termination

The three most common game termination causes were:

50.0% - TCEC draw rule
22.2% - TCEC win rule
15.6% - 3-Fold repetition


There were no crashes in the stage.

Moves per game


Median= 53.3
Average= 57.2

There was only 1 game longer than 100 moves, lasting 197 moves (RubiChess - Defenchess, game 85, draw).

Time per game (hours)

Median= 1:25
Average= 1:23

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 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, 33.3% diverged immediately out of book, 75.6% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 9 plys (Booot - Xiphos games 9 and 54, English symmetrical, hedgehog system, two draws)