Anchor: The man is taking a picture while the crowd gathers.
Entailed: A person is holding a camera while people organize.
Contradiction: The man is inflating balloons in the middle of a crowd.
Contradiction: A person is doing push ups.
Contradiction: It'll be necessary for the EPA to find ways of significantly reducing NOx emissions.
Contradiction: The men are standing in line at a store.
Contradiction: Two men competing in a race.