sentence: Two men are playing racket ball in an indoor court. sentence:  The two men, one in black and the other in a red shirt playing racket ball against each other. sentence:  The man in black begins the first serve and the man in the red shirt returns his serve. sentence:  They continue playing racket ball. sentence:  Then the same players play racket ball on a different occasion wearing black and the other wearing a yellow shirt. sentence:  They continue serving and hitting the ball against the wall. sentence:  They play several rounds on the game. sentence:  They are back again in the red and black shirts playing racket ball. sentence:  They run to hit and the ball served by the opponent as they continue to play.