Anchor: There is a man dressed in black walking past the subway as people are getting off.
Entailed: The man is walking in the subway
Contradiction: the man is dressed in white sitting in the subway
Contradiction: In America, our language is Zulu.
Contradiction: The remains of the TWA Flight 800 have been reconstructed. 
Contradiction: Chinese rule has no effects on Hong Kongers.
Contradiction: Two street musicians play guitars.