Anchor: A young man and an older woman are laughing.
Entailed: A young man and older woman laugh.
Contradiction: The young man and older woman are arguing.
Contradiction: My condo is the size of a doghouse. 
Contradiction: Unzen was once used by Europeans to escape hot summers.
Contradiction: No, nah, that's very wrong. 
Contradiction: One of my two daughters is a TI employee in Texas right now.