Anchor: it with the yeah but then usually in the summer it's cold in the offices because the air conditioner's doing its job so well
Entailed: the air conditioner makes the office cold in the summer
Contradiction: the air conditioner doesn't work in the summer
Contradiction: I'm sure, since no one has discussed it.
Contradiction: Three older people are surrounding a grill.
Contradiction: Dress up, before I dress you myself.
Contradiction: There are five hundred students in the high school of the town.