The match creation date.
The initial state of the board.
The list of the moves performed by the players. Moves owners alternates starting from player1.
The first player (who has the first turn).
The second player.
The score delta that the winner has earned and the looser has lost on match ending.
The winner of the match. It is null when the match is not finished.
Aggregate root representing a match, containing two players and the corresponding board.