Anchor: A man is sitting on a bench at a subway station.
Entailed: The man is at a subway station.
Contradiction: The man is sitting in a park.
Contradiction: A cat is climbing a tree in the rain.
Contradiction: The group's executive must approve deviations from standards.  
Contradiction: They sent them all away.
Contradiction: Ed McBain is lionized in a piece as the America's first great cop novelist.