Anchor: a woman peering over the edge of a boat while a man walks behind her
Entailed: A man walking behind a woman.
Contradiction: Two children are swimming.
Contradiction: the surfer is in a wheelchair
Contradiction: I am not sure if deregulation of utilities will lead to lower electric bills.  
Contradiction: Graffiti of a dog on a wood building wall.
Contradiction: People tending to their gardens.