Its a classic dominoes game played between 2 players. Players are dealt 7 tiles at the beginning. Player with highest tile starts the turn. After that each player takes turn to place the matching tile at either of the two ends of tile train. If a player does not have a matching tile, then he must keep drawing tile from the boneyard until he can find a tile which can be played. The game ends as soon as a player has played all his tiles or if no play was possible. The game is played in multiple rounds and first player to score 100 wins the game.