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: Two adults and a little boy sit on a homey exterior porch in front of an exotic flora and fauna nature scene. Sentence 2: People are sitting.
Example Output: A boy is watching television on a couch.

Example Input: Sentence 1: Two women are sharing an umbrella walking down the sidewalk. Sentence 2: they are outside
Example Output: they are on mars

Example Input: Sentence 1: Children are in wooden boats on a lake. Sentence 2: Kids in boats.
Example Output:
The lake is empty