In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair contradict each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.

Example Input: Sentence 1: A brown dogs licks its black nose. Sentence 2: The brown dog has a black nose.
Example Output: The yellow dog is licking it's nose.

Example Input: Sentence 1: A crosscountry biker with helmet and sports gears (green and black) is jumping in the air with his bike that has dirty tires. Sentence 2: A biker performs a stunt.
Example Output: Two people talk in private.

Example Input: Sentence 1: An infant with dark hair getting bathed in a small sink filled with soapy water. Sentence 2: A baby getting cleaned up.
Example Output:
A dark haired baby eating a cupcake.