Anchor: The two men, totally unlike so far as physical resemblance went, produced a similar effect.
Entailed: The men did not look alike at all.  
Contradiction: The men looked a lot like each other.  
Contradiction: a boy is watching TV at a YMCA
Contradiction: If the policy will allow federal civilians and military employees to keep their travel miles for personal use, more regulations would have to be adopted.
Contradiction: A man in a plaid colored shirt is pushing a shopping cart.
Contradiction: A man with a laptop is by a table with a microscope.