Anchor: and at the end of the semester you go back in and your like your final exam is a three mile walk and if you walk it in this many minutes you get an A this many minutes you get a B
Entailed: You go back at the end of the semester to do your final exam.
Contradiction: THere is no final exam.
Contradiction: Bob was taking score.
Contradiction: Greece was once a major world power.
Contradiction: car parked under bridge
Contradiction: The Warren Court was engaged in social activism.