Anchor: a bicyclist wearing a helment riding down a steep ramp
Entailed: The bicyclist practices safety by wearing a helmet.
Contradiction: A bicyclist wears no head protection.
Contradiction: He had no concerns about this at all.
Contradiction: Gates read dictionary entries when they were going to press.
Contradiction: She never spends any time with her girlfriends.
Contradiction: a lady drinks alcohol from a cup