Anchor: The boy is outside enjoying a summer day.
Entailed: The boy is having fun.
Contradiction: The boy is stuck in the snow.
Contradiction: The men are all sleeping restlessly in the tent after the bear came and ate all their food.
Contradiction: 2 sculptors are working.
Contradiction: I get along so well with the other campers that I could spend the whole week in the woods with them.
Contradiction: men play saxaphones