Anchor: A small, smiling boy in a blue safety helmet and yellow shirt is riding his scooter on a sidewalk.
Entailed: A small boy dressed in blue and yellow is on a scooter smiling.
Contradiction: The small smiling boy is riding his bicycle.
Contradiction: A small boy is in a pool practicing swimming kicks.
Contradiction: There doesn't need to be any sort of balance. 
Contradiction: No one remembered the vanishing of Jane Finn.  
Contradiction: Two men are climbing Mount Everest.