instruction:
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.
question:
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.
answer:
A man without hair near a poster about red blood cells is looking through a microscope.


question:
Sentence 1: LeBron James, playing for Team USA, is attempting a layup from underneath the basket. Sentence 2: a basketball player makes a layup to win the game
answer:
a basketball player makes a layup


question:
Sentence 1: Two workers are working on a elaborate scaffolding along side a tall building. Sentence 2: Two of the workers were setting up the elaborate scaffolding system along the empire state building.
answer:

Two of the workers were working on an elaborate scaffolding system along the side of a tall building.