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.

Sentence 1: The boy in the red hat and shirt is wading in the shallows of the river. Sentence 2: a boy in water
a dog eats banana

Sentence 1: A man in a yellow shirt wears a gold, sun-shaped mask. Sentence 2: The man is in costume.
The man is in a black outfit.

Sentence 1: Nine people are sitting on a sofa smiling. Sentence 2: There is a large sofa.

Everyone is standing.