Anchor: A red streetcar is on the street.
Entailed: A car is on the street.
Contradiction: The car is green.
Contradiction: She is standing on molten lava, studying her shoe melting rate.
Contradiction: Emission reductions are legally required by the end of 2007.
Contradiction: A group of people are being led on a musem tour.
Contradiction: The woman is posing.