Anchor: One dog with an object in its mouth is met by another dog nearby a fence.
Entailed: Two dogs close to a fence.
Contradiction: One dog lies napping next to another dog in a field.
Contradiction: Tuppence thought that this was right.  
Contradiction: A boy and a ball.
Contradiction: People dress down for county fair.
Contradiction: An audience watches two musicians and a speaker at a podium.