Anchor: A dog jumps a man's leg to take a Frisbee from his hand.
Entailed: A dog jumps to grab a Frisbee.
Contradiction: A man and his dog are sleeping on a bench.
Contradiction: The pit fighter stood behind the mountain with a bow and arrow. 
Contradiction: We know a good horse here.
Contradiction: I don't think Tommy has it too.
Contradiction: Water advertisement.