Anchor: A man in red trunks flies through the air with a boogie board.
Entailed: A guy in a red swimsuit is surfing.
Contradiction: A guy in swim trunks is riding a tricycle.
Contradiction: The work will take only a few hours. 
Contradiction: Performers showing off their instruments.
Contradiction: A man molding clay.
Contradiction: The one I was thinking of was called Bodies in Motion.