Anchor: A church choir is rehearsing with white books open in their hands and an instructor in front conducting.
Entailed: The people are holding books.
Contradiction: The choir is eating spaghetti.
Contradiction: The user is riding a tiger.
Contradiction: A boy sits on a rock overlooking a scenic view of mountains.
Contradiction: The analysis of NOx, SO2, mercury and CO2 showed that prices had gone down.
Contradiction: a person walking on the beach