Anchor: An old man is just dancing with a woman.
Entailed: There are people dancing.
Contradiction: An old man is having tea with a woman.
Contradiction: No one mentioned her name before. 
Contradiction: A massive number of tiger moths are on the leaves.
Contradiction: The Alternative Estimate assumes that there is a large mortality effect caused by exposure to fine particles.
Contradiction: GAO will continue to play a role in helping congress.