Anchor: Similar relics have been around since Phoenician times.
Entailed: There have been similar relics for years.
Contradiction: The relics were just uncovered last year.
Contradiction: No one is playing an instrument.
Contradiction: A tunnel helped Jerusalem survive invading Assyrian armies.
Contradiction: Crabs are using mallets to eat humans for dinner.
Contradiction: You can be friendly with the students, but must be above their level.