Anchor: A girl in a pink checkered coat walks down a hallway followed by another younger girl.
Entailed: a girl in pink is walking down the hall.
Contradiction: A boy in a pink checkered coat walks down a hallway followed by another younger girl.
Contradiction: We have never been called to testify at all.  
Contradiction: I lived in an apartment, and I did not need garden equipment.
Contradiction: Design stability by the critical design review had no effect on the system demonstration phase for program officials.
Contradiction: He won't be a hero just because he failed to be a villain.