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 black dog is being chase by two brown dogs on the beach. Sentence 2: A cat is being chased by two brown dogs.
Example Output: A dog chase is happening.

Example Input: Sentence 1: Two boys are playing flag football. Sentence 2: Two high school girls play flag football.
Example Output: Children are playing sports.

Example Input: Sentence 1: An asian man giving a speech. Sentence 2: Woman speaking
Example Output:
A man gives a speech.