Anchor: A woman is on her hands and knees cleaning a rug.
Entailed: A woman on all fours is cleaning a rug.
Contradiction: A woman on her hands and knees is spraying juice on a rug.
Contradiction: Visibility in US cities will be worsened by reducing concentrations of sulfate and nitrate particles.
Contradiction: What are your thoughts about it?
Contradiction: A little boy is on a boat.
Contradiction: I'll look over my husband's shoulder to see what he's doing.