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: Man with a camouflage hat is throwing knives at a target. Sentence 2: an army colonel is throwing knives.
a man is throwing knives

Sentence 1: Four casually dressed guys jumping down a stairway outdoors with a stone wall behind them. Sentence 2: Four guys are hurrying to their cars by jumping down stairs.
Four young men dressed in front of a wall are jumping down the stairs.

Sentence 1: Over a dozen people surrounding and taking pictures of two people in all covered head to toe in all silver, in an artistic pose. Sentence 2: Over a dozen people take pictures of famous performance artists in the middle of an award winning performance.

Two people wearing foil suits performing a show for a crowd as they cheer.