In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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.

Ex Input:
Sentence 1: A man holding a sign and a man playing a guitar are speaking in front of a crowd. Sentence 2: The man is performing.

Ex Output:
A man is holding a sign.


Ex Input:
Sentence 1: A man with a shaved head and a button-up shirt looks into a microscope near a poster about red blood cells. Sentence 2: A scientist studies a vaccine.

Ex Output:
A man without hair near a poster about red blood cells is looking through a microscope.


Ex Input:
Sentence 1: A side view picture of 3 band members on stage performing with lead singer in the foreground. Sentence 2: band has a big concert

Ex Output:

4 band members perform on stage