Anchor: A guy without a shirt sleeping in front of a window.
Entailed: A person sleeping by a window.
Contradiction: A guy without a shirt looks at a phone in front of a window.
Contradiction: A man is playing basketball.
Contradiction: A father watches as his boy runs around in a pigeon filled park.
Contradiction: Two dogs play inside
Contradiction: The variation refers to the fact that different studies of the same pollutant don't have the same results.