Anchor: A small child uses a grinding machine while wearing safety glasses.
Entailed: The child is under the age of eighteen.
Contradiction: The child has nothing on her face.
Contradiction: Wolves! Fenner sniffed. 
Contradiction: A baseball player takes the field.
Contradiction: People think they are younger and they hang out with 35-year-olds.
Contradiction: The car was taken back by the dealer.