Anchor: A man taking pictures in the shadows.
Entailed: A man in the shadows has a camera.
Contradiction: A man in the shadows does not have anything to take pictures with.
Contradiction: The painter spent 5 years painting still life's. 
Contradiction: Workers are on a jobsite.
Contradiction: Americans should judge Canad's prime minister the same as ours. 
Contradiction: The wind roared as it sent sand against him.