Anchor: Two cowboys, one wearing blue and the other wearing red, are riding horses and are about to catch a cow.
Entailed: Two cowboys were riding horses.
Contradiction: Two cowboys were sitting in the bleachers.
Contradiction: Everyone at the party is in regular clothes.
Contradiction: Since allergies have little impact on lifespans or the attraction of mates, natural selection probably won't wipe them out.
Contradiction: The Japanese did not accept the tariffs after more ports were opened.
Contradiction: Two men are riding horses.