Anchor: Transactions and other significant events should be authorized and executed only by persons acting within the scope of their authority.
Entailed: Transactions should be authorized and executed by people with authority 
Contradiction: Transactions should be authorized by people with no authority 
Contradiction: A cheerleading squad performs at an Eagles game.
Contradiction: A man is examining merchandise.
Contradiction: A person is walking.
Contradiction: I looked at them in disbelief.