Anchor: We've issued rules to encourage experimentation by the Postal Service and established procedures for expedited treatment of non-controversial cases.
Entailed: Experimentation was encouraged by the Postal Service. 
Contradiction: The Postal Service is not allowed to experiment.
Contradiction: The dog is sitting on the grass.
Contradiction: A lot of the movies that are on are repeats and I've already seen them.
Contradiction: I'll just let her go right ahead. 
Contradiction: People are outside.