Text: There was a shaggy, monstrous colossus in the distance, taller than the Himalayas--the man who had been beside them.
Entailment: The man who had been beside them--was a shaggy, monstrous colossus in the distance, taller than the Himalayas.
Contradiction: There was a bare, short dwarf in the distance, lower than a barrel--the man who has never been beside them.