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: Dark-haired man singing into a microphone and playing a guitar outside. Sentence 2: A man is juggling knives on stage.
Example Output: A man is performing.

Example Input: Sentence 1: A bartender with a white shirt is pouring a glass of orange liquor. Sentence 2: A bartender is running down the street.
Example Output: A bartender is serving drinks.

Example Input: Sentence 1: People are watching from the sidelines of an inner city foot race. Sentence 2: The man was sleeping.
Example Output:
People are watching a race.