Anchor: A brown dog is running by a wooden fence with a ball in its mouth.
Entailed: An animal is carrying a round object.
Contradiction: A horse is jumping over a barrel.
Contradiction: She is obviously incorrect. 
Contradiction: It had been done and failed.
Contradiction: Greenhouse gas emissions from the developing world are non-existent and can be discarded.
Contradiction: A group walks to their hotel rooms.