Anchor: A girl throws a Frisbee.
Entailed: The Frisbee is in the air.
Contradiction: The Frisbee is in water
Contradiction: The impact that the industrial revolution had on the economy will not be repeated.
Contradiction: Working with rigorous methodologists is important.
Contradiction: Today, the company employees 24 people and has offices in Florida only. 
Contradiction: Children are searching in vain for fruit.