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 construction worker leaning against a post. Sentence 2: A construction worker is not currently working.
[A]: A construction worker is diligently hammering some nails.


[Q]: Sentence 1: Man carrying a stack of newspapers on his head turns around to look at camera. Sentence 2: A man is walking.
[A]: A blind woman is petting her dog.


[Q]: Sentence 1: A man stands in front of a slide show and gives a presentation. Sentence 2: A person stands in front of a slide show and gives a presentation.
[A]:
A woman stands in front of a slide show and gives a lecture.