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: The man with the blue shirt is reading from a book. Sentence 2: He can read.
Example Output: He can't read.

Example Input: Sentence 1: Black man with a white shirt, black pants, and a dark hat on his hands and knees on field during a sunny day. Sentence 2: a man is on his knees in a field on a sunny day
Example Output: a man sets fire to a field on a snowy day

Example Input: Sentence 1: Young boy with long blond-hair running with a large bouncy ball and had two people playing piggyback chasing him. Sentence 2: The boy is young and blond.
Example Output:
The boy has brown hair.