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: An African boy sips on his spoon in a green room. Sentence 2: A boy is eating from a spoon.
Example Output: A boy is hitting his father with the spoon.

Example Input: Sentence 1: A group of people wearing yellow shirts, with one woman wearing an orange tank top, biking on stationary bikes. Sentence 2: A group of people are on stationary bikes
Example Output: A group of people riding motorcycles down a hill.

Example Input: Sentence 1: A dog runs on the grass in a yard, a gazebo in the background. Sentence 2: A person or animal in the picture is moving.
Example Output:
Everyone in the shot is in a parking lot.