Anchor: When he dropped the ill-received jocularity to say that he had wanted, having grown up in the Midwest, to live awhile in one of the world's most beautiful cities, they were openly disbelieving--they had never been to Prague of course, and apparently, they did not know of its architectural splendors, either.
Entailed: They had never been to Prague before, and knew nothing about its wonders.
Contradiction: They had all been to Prague before, and knew all about its wonders.
Contradiction: Elite Models volunteered their time.
Contradiction: Two girls are wearing black clothes.
Contradiction: A boy spill milk all over the floor.
Contradiction: A dog is sitting on city steps.