Anchor: A football coach holds a headset.
Entailed: The coach is holding a thing on his head.
Contradiction: The coach is holding. his cellphone.
Contradiction: Shops welcome customers at 11.00 a.m. and shut at 5.00 p.m. 
Contradiction: A man and woman are outside.
Contradiction: Two officers are on bicycles.
Contradiction: Quality assurance tests with organisms, food and reference toxicants are done with dilution water.