Anchor: There was a flash and a report.
Entailed: The report and flash both occurred. 
Contradiction: There were never any reports or flashes.
Contradiction: He's got a pretty sturdy balance right there.
Contradiction: A man is standing talking as he stands next to a pile of many books.
Contradiction: This show is family-friendly and suitable for all ages.
Contradiction: We should let the women go first.