Monday, April 10, 2023

Season 24 premier division playoff statistics

A summary statistics table of previous stages and seasons.  

Draw rate, wins

Final draw rate was 50.0%. 

Game termination

The three most common game termination causes were:

47.9% - TCEC draw rule
33.3% - Mate
16.7% - SyzygyTB

There were no crashes in the stage.

Moves per game

Median= 70.3
Average= 77.3

There were 7 games longer than 100 moves, the longest was 240 moves (Berserk - Leela, game 41, draw). 

Time per game (hours)

Median= 2:09
Average= 2:04

Openings

There were variable length book openings in this stage. 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 the same opening variant twice.

Reverse pairs, wins

Reverse pairs, same moves

Pairs of reverse games diverged quickly, only 16.7% diverged immediately out of book, yet 65.4% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 17 plys (Stockfish - KomodoDragon, games 6 and 12, Robatsch defence, Pseudo-Austrian attack, two draws) 


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