Anchor: Woman singing with a microphone next to a person playing guitar.
Entailed: The woman is moving her mouth.
Contradiction: The woman has her mouth closed while she is taking a math test.
Contradiction: They did not do any work on tourism campaigns. 
Contradiction: Two people are riding on a large animal.
Contradiction: Bob, we don't want your opinion on painting.
Contradiction: A canine exercising.