Anchor: A boy is kayaking on a river.
Entailed: A boy goes kayaking.
Contradiction: A boy goes surfing in the ocean.
Contradiction: Two men sit together in a truck.
Contradiction: He was residing in that evil house in Soho.
Contradiction: The panels were encrusted with no more than 10 precious stones.
Contradiction: The nation's top scientific journal will have a new editor.