Anchor: 5 students are listening to a lesson by a teacher
Entailed: pupils are listening to someone.
Contradiction: The student yells at the professor in a crowded classroom.
Contradiction: giant shaped collection of stamps
Contradiction: The McPhilips organization was interested ever since the product was on the drawing-board. 
Contradiction: The commission refused to use the FPA web site.
Contradiction: A blond woman is outside