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 man riding a brown horse poses in front of a mountain scene. Sentence 2: A man is on a horse in front of some mountains.
[A]: A man is riding a polar bear.


[Q]: Sentence 1: A man holds a sign reading "HOMELESS ANYTHING HELPS" near a construction site. Sentence 2: A human with a sign.
[A]: Nobody has a sign


[Q]: Sentence 1: A shirtless man, wearing sunglasses and yellow shorts is making a heart sign towards the camera. Sentence 2: a man makes a heart sign
[A]:
A shirtless man is happily making a bird sign.