Anchor: He saw no sign of Adrin.
Entailed: He did not see Adrin.
Contradiction: There were signs of Adrin everywhere and he saw them all. 
Contradiction: They are on the set of the Simpsons.
Contradiction: Uprising didn't stop the Florentines from eating or learning to read.
Contradiction: The nun is not with the group of people.
Contradiction: The USA likes using the 1974 benchmark.