Anchor: A man being silly in the office while he eats his lunch.
Entailed: A man is having lunch in the office.
Contradiction: The man is hard at work.
Contradiction: The electronic monitor does not allow them to know their whereabouts.  
Contradiction: Three people put sacks onto a pulley system.
Contradiction: A woman is running a vacuum cleaner.
Contradiction: A man sings and plays an acoustic guitar.