Data of berserking choiceSource:
This data set includes the binary 'berserking' choice of participants in the yearly bullet arena 2022 on the online chess platform https://lichess.org. Berserking is a choice each player has at the beginning of each game: When a player clicks the 'Berserk button', they lose half of their clock time, but the win is worth one extra tournament point.
data.frame containing berserking choices of 6174 chess players
in 126902 online bullet (1+0) games.
It consists of the following columns:
player_id, unique lichess username of the chess player
game_id, unique lichess identification of the game
1if the player berserked and
1if the player had the white pieces and
rating, the player's lichess bullet rating at the start of the game
rating_diff, the rating difference to the opponent
1if the player lost the game (and hence lost the streak) and
min_rem, the number of minutes left in the tournament
1if the player is on a streak (see the details) and
The data was obtained via the lichess API https://lichess.org/api with the tournament id 'RibHfoX6' on 2022-03-29.
To 'berserk' is a feature on the online chess platform https://lichess.org. Before the game starts, each player can click a button, after which they lose half of their clock time, but the win is worth one extra tournament point.
The considered tournament had the following characteristics:
The tournament started at 2022-01-10 17:00:25 and lasted 240 minutes.
The time control was 1 minute per player per game (bullet format).
The players are automatically and immediately paired again after a game has finished, which is the so-called 'arena tournament' modus.
The players can pause their participation at any time.
A win has a base score of 2 points, a draw 1 point, and a loss is worth no points.
If a player wins two games consecutively, they will start a double point streak, which means the following games will continue to be worth double points until they fail to win a game.
See https://lichess.org/tournament/help?system=arena for more information on the tournament format.