sentences:  The snooker is considered illegitimate in this case, and the affected player is allowed to nullify it by nominating any object ball as being "on" for the first shot of his/her turn.Once the free ball shot is taken legally, the game continues normally; however, if the player who committed the foul is asked to play again, a free ball is not granted.For example, as illustrated in the provided picture, if the ball on is the red, but is snookered by the black due to a foul, the player will be able to name either the blue or the black as the free ball.