Anchor: A person is dirt biking.
Entailed: a person dirt bikes
Contradiction: a girl brushes her teeth
Contradiction: THe man wears a blue baseball cap.
Contradiction: The Star Ferry or outlying island ferry trips appeal to children who like boats. 
Contradiction: The Prussians were never of any threat to the Duke of Mazovia, because he was a military mastermind.
Contradiction: Blue and cream are very popular.