Anchor: Tommy's heart beat faster, but his casual pleasantness did not waver.
Entailed: Tommy tries to remain positive on the outside even if he's feeling the opposite internally.
Contradiction: Tommy's heart stopped, his pleasant demeanor shattering for the smallest of moments.
Contradiction: Large barrier separates small crowd in the water.
Contradiction: I don't believe there will ever be peace in the Middle East. 
Contradiction: Two girls are playing outside.
Contradiction: A man lays under a truck.