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.

[Q]: 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
[A]: A group of people riding motorcycles down a hill.

[Q]: Sentence 1: A woman in a yellow hospital gown is holding a sleeping child that has a cast on the right arm. Sentence 2: A child is in the arms of a woman.
[A]: Two men wearing sweat pants give a speech.

[Q]: Sentence 1: A leader at the front of a group is holding her hands in the air just like what all of the people facing her are doing. Sentence 2: A human is in front of a lot of other humans with her hands raise high.
[A]:
Three elderly people sit quietly on a park bench, feeding the ducks.