Anchor: Gratuity? hinted Tuppence.
Entailed: Tuppence hinted gratuity. 
Contradiction: Tuppence gave no hint.
Contradiction: I don't think a fair trial is possible.
Contradiction: There is a girl traveling in a vehicle.
Contradiction: Sixteen year olds are the most careful drivers in the country.
Contradiction: A man is trying to guide a kit in the desert