Anchor: Two young women splash and swim in a natural pool surrounded by rocks.
Entailed: Two women swim in a natural rock pool.
Contradiction: Two women swim in a public pool at the country club.
Contradiction: Two cats play by themselves in the kitchen.
Contradiction: Do you recall how the song Downtown goes, that I liked in college? 
Contradiction: a man stands next to a large painting
Contradiction: The subway entrance has stairs.