Anchor: Suddenly, the entire train jerked.
Entailed: Without warning the vehicle jarred. 
Contradiction: The train's movement were smooth and calculated. 
Contradiction: A person is running after a dog.
Contradiction: We are proud of our past but we worried about the delivery system we'd created.
Contradiction: A group of people are looking at the surfer surfing.
Contradiction: Two men examine a plastic bag