Anchor: First let's clear up a confusion.
Entailed: Let's get rid of the confusion first. 
Contradiction: There is no confusion to clear up. 
Contradiction: A poll of chief executives concluded that 45 years old was the least productive age.
Contradiction: Somebody had broken into Mr. Inglethorp's despatch-case lock. 
Contradiction: A woman wears a bikini at the beach.
Contradiction: Some of the people did their yards.