Anchor: A couple of kids sitting on a bench playing with a red helmet.
Entailed: kids are sitting on a bench with a helmet
Contradiction: the helmet is sitting on the table, unattended.
Contradiction: 20 of the Colorado farms inspected fully complied with federal laws.
Contradiction: We can reward you the jewels to purchase an empire.
Contradiction: Contracts are based strictly on empirical evidence that can be verified by outside auditors. 
Contradiction: A girl is skating down the track.