sentence: Two men demonstrate jump rope stunts, tricks and techniques in an auditorium in front of a group of students. sentence:   A man in a grey track suit performs jump rope tricks in front of a group of students. sentence:   The man in the grey track suit finishes and the children clap. sentence:    A second man walks beside the man and the two men begin to perform more tricks and stunts including backflips and dance moves during the demonstration.