Anchor: Several people are preparing food while wearing blue gloves.
Entailed: Several people are preparing food under sanitary conditions.
Contradiction: Several people are preparing food with their bare hands.
Contradiction: three boys are playing football.
Contradiction: That is something that keeps you busy.
Contradiction: A federal surplus means higher taxes. 
Contradiction: The final rule has information that has to be looked into by the Office of Management and Budget.