Anchor: A student is getting some help on her homework.
Entailed: The student is getting a tutor.
Contradiction: The student fell asleep in class.
Contradiction: It's damaging to spend too much time thinking about it.
Contradiction: The Musee Rodin houses the many works by the sculptor.  
Contradiction: He was very happy to see us in shorts, and actually had shorts on himself.
Contradiction: A group of cheerleaders are performing.