Anchor: Two boys, one naked, one in a skirt, run on the sand.
Entailed: The two boys are exercising.
Contradiction: The boys are watching a movie.
Contradiction: International boooks only sells books in English.
Contradiction: Certainly.
Contradiction: The children are standing on their tip toes looking for a book in the library.
Contradiction: Their is an option to go mountain biking beside a lake.