Anchor: A tennis player is competing in the London 2012 Olympics and is leaping off the ground while swinging the racket.
Entailed: A tennis player playing in the 2012 London Olympics leaping from the ground and swinging their racket to return a serve outside.
Contradiction: A tennis player hitting their tennis ball against the wall as they sit in bed.
Contradiction: As short as it could be.
Contradiction: Tommy found the latter turning to him.
Contradiction: They are sleeping.
Contradiction: A man holds a book.