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 neither agree nor 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: A woman jumping over a hurdle during a race. Sentence 2: a child was there
the child is black

Sentence 1: a swimmer doing a backstroke Sentence 2: A swimmer swims.
A swimmer swims in a lake.

Sentence 1: a lone scientist digging in the rock for artifacts. Sentence 2: An archaeologist at work.

A researcher at an ancient city.