Anchor: A brown dog digs in the sand.
Entailed: The brown dog is digging for some reason.
Contradiction: The dog is black.
Contradiction: I've never eaten tofu or anything like it, because I only eat potatoes. 
Contradiction: Jon was clueless.
Contradiction: There aren't many people that like tinkering with cars, but he seems to enjoy it.
Contradiction: John addressed to another person called Bauerstein.