In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with 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 Asian girl, with a black, Carnegie Mellon sweatshirt, is walking and listening to music through white earbuds. Sentence 2: A boy is doing his homework in class.
Example Output: A child is moving.

Example Input: Sentence 1: A boat with people and their belongings is in the water. Sentence 2: A group of people board a plane.
Example Output: A boat with people in the water.

Example Input: Sentence 1: Fast fingers fly upon the lively keys belonging to this true to sound Yamaha keyboard. Sentence 2: A man plays the tuba.
Example Output:
Fingers playing a keyboard.