Season 20 league 2 statistics

A summary statistics table of previous stages and seasons.  

Draw rate, wins

Final draw rate was 52.2%. 

Game termination

The three most common game termination causes were:

47.8% - SyzygyTB
24.4% - TCEC draw rule
16.7% - Mate

There were no crashes in the stage.

Moves per game

Median= 64.3
Average= 67.5

There were 8 games longer than 100 moves, the longest was 163 moves (Arasan - Winter, game 63, draw). 

Time per game (hours)

Median= 1:05
Average= 1:04

Openings

There were variable length book openings in this stage chosen by Eduardo Sauceda. 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 and opening variant twice.

Reverse pairs, wins

Reverse pairs, same moves

Pairs of reverse games diverged very quickly, 46.7% diverged immediately out of book, 82.2% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 16 plys (Wasp - Seer, games 3 and 48, Sicilian, Velimirovic attack, Wasp won as white)