Anchor: A crowd of people are standing behind a railing watching something in the distance.
Entailed: A crowd of people are standing behind a rail.
Contradiction: The people are running
Contradiction: Archaeologists found nothing at all on their search for ancient artifacts. 
Contradiction: A woman walks on a sidewalk with two others.
Contradiction: The dog is next to the fireplace.
Contradiction: A dog is getting wet.