Anchor: Two businessmen give a presentation in a room filled with audience members sitting at tables.
Entailed: People are giving a business presentation.
Contradiction: Two chefs are making a big pot of spaghetti.
Contradiction: someone is not on a bike
Contradiction: the contact number for  the Hong Kong Yacht Club is 2832 2817
Contradiction: That case concerned whether government regulation should change its usual functioning.
Contradiction: A man is playing a guitar.