Anchor: Several couples sit on hotel ballroom style conference chairs and watch something outside the frame of the picture.
Entailed: Couples sitting and watching.
Contradiction: A couple is dancing on the table in the middle of a hotel ballroom.
Contradiction: There was only one couple
Contradiction: A man eats an orange.\
Contradiction: Several couples are standing near their chairs while watching each other.
Contradiction: An old woman stands in line at a bakery.