Anchor: Construction workers, wearing orange vests, working on a project next to a train.
Entailed: Workers are wearing orange vests.
Contradiction: The workers are wearing gree nvests.
Contradiction: A man is sitting on the bus.
Contradiction: The Hong Kong Convention and Exhibition Centre is on the Wan Chai waterfront.  
Contradiction: Who cares which things are like so?
Contradiction: A woman is walking by a street food vendor