Anchor: A short, somewhat portly man playing baseball is stepping onto a base as the player from the other team at that base is appearing to catch the ball.
Entailed: People are playing baseball.
Contradiction: A tall man is playing basketball
Contradiction: A woman steps onto a base before the opposing player catches the ball.
Contradiction: A man throws his bat in anger.
Contradiction: The short man is playing checkers in the park.
Contradiction: A baseball player goes for a jog on a snowy mountain path.