Anchor: A man wearing a red coat is skiing in the snow.
Entailed: A man skies in the snow in a red coat.
Contradiction: A woman rides a sled in the snow.
Contradiction: There is no difference watching a movie at home vs a theater. 
Contradiction: The discount rate is what is used to measure the cost of a modification.
Contradiction:  Sailings from Port de Seller do not go to the northwest coast.
Contradiction: A ginkgo tree next to the pagoda is 1,000 years old.