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 neither agree nor 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: A young boy, throwing a stone into calm water. Sentence 2: A boy plays with stones at the water
Example Output: A boy tries to throw a stone farther than his older brother

Example Input: Sentence 1: A dark colored man is holding a protest banner in a busy city street with people staring from behind. Sentence 2: A black man holding a banner.
Example Output: A black man protesting.

Example Input: Sentence 1: A group of young children sit on the edge of a cement ledge. Sentence 2: The young children are sitting on the cement ledge.
Example Output:
The toddlers are sit at the edge of the ledge.