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.

Input: Consider Input: Sentence 1: A man in a lab coat wearing glasses and looking at a computer monitor. Sentence 2: A tall human wearing glasses

Output: A human wearing glasses

Input: Consider Input: Sentence 1: A smiling construction worker with a white helmet. Sentence 2: He has been hit on the head before

Output: His head is protected

Input: Consider Input: Sentence 1: A firemen team sprays a burning and smoking car with a hose on an intersection. Sentence 2: A firemen team practice putting out cars in an intersection.
Output: A group of firemen use a hose on a car in the street.