Anchor: well that that's the really neat thing i teach in the continuing education classes so i don't uh i don't have to have grade any grades no grade books so that's great
Entailed: I don't have to grade the students in my continuing education classes.
Contradiction: I still have to have grade books when teaching my continuing education courses.
Contradiction: the child is sleep
Contradiction: Other than First-Class and Priority, the actual service levels of most other subclasses isn't known. 
Contradiction: The child is in bed asleep.
Contradiction: You must visit Howrah Station even if you're not taking a train.