In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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.

Sentence 1: The blond girl is watching the boy run barefoot on the ground. Sentence 2: She likes the boy.
The blond girl is watching the boy.

Sentence 1: A man in a blue shirt, jeans, and wearing a tool belt is climbing down a metal rod. Sentence 2: A person is at work.
A person is high off the ground.

Sentence 1: A man with a whistle in his mouth climbing stairs carrying a tray of food on his shoulder. Sentence 2: the man brings food to his friends

the man brings food upstairs.