Anchor: Four people are flying through the air while on snowboards.
Entailed: Four people are airborne on snowboards.
Contradiction: Four people fly through the clouds to the moon on snowboards.
Contradiction: A child hits a soccer ball with a stick.
Contradiction: Boys near some trees with an ax.
Contradiction: Well, that sounds really terrible.
Contradiction: Tuppence walked in a fast way while looking at her watch.