Contents: a 6×6 board, 4 series of squared pawns numbered from 1 to 9, 9 tokens for counting games, 4 chess pieces: white bishop, black bishop, black knight and black rook.

The pawns are shuffled face down and set upon the board. Then each player moves a pair of chess pieces upon the pawns and chooses one of the following option : look secretly the numbers hidden by both pawns, or look at only a single value, and capture the other pawn. The highest score wins the game