Anchor: Two girls and two boys are walking down a road with backpacks on their backs.
Entailed: Four kids are walking together.
Contradiction: Four boys are walking home to get their backpacks for their camping trip.
Contradiction: The teen choir in casual attire practices in an auditorium.
Contradiction: They were advocating for better treatment of the livestock to help prevent contamination. 
Contradiction: a man is dressed in a sweater
Contradiction: The girl is reading.