Anchor: no yeah you could have got a discount couldn't you
Entailed: Couldn't you have gotten a discount?
Contradiction: There's no way you could have gotten a discount.
Contradiction: Byicycle theft is not a problem here.
Contradiction: A young child has a watering can.
Contradiction: Every doctor would tell you something different. 
Contradiction: Tommy wanted nothing more than to get into the house.