Anchor: A man is thrown off a horse while at a rodeo.
Entailed: a man at a rodeo
Contradiction: a man is taking a photo of a shark while deep sea diving
Contradiction: The streets lie empty and barren now that the jungle has overtaken the abandoned city. 
Contradiction: The deductions for state and local property taxes was $22,140.
Contradiction: One biker doing a stunt while onlookers watch overhead.
Contradiction: The review process guarantees a face-to-face meeting.