premise: A juggler wearing a plaid kilt and a green shirt, juggling. hypothesis: A person rides a bike down a hill wearing pants.
contradiction: you typically wouldn't be juggling while riding a bike, and a kilt is more of a man skirt while pants are just pants.|contradiction: A person cannot be juggling and riding a bike simultaneously.|contradiction: The person cannot be wearing a kilt, which is typically a skirt-like clothing and also pants, which typically cover one's legs.