Text: of uh people to teach math and sciences and somebody said well you know you could go in and and substitute teach at seventy five dollars a day and there's always going to be you know uh somebody having a need for a math or science teacher i thought Christ they're letting me in to you know this would be this would be frightening i don't know anything about it
Entailment: There's always a need for math teacher substitutes.
Contradiction: You will have trouble finding work there as a math teacher.