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: People sitting down mending fishing nets along side a river on a cloudy day. Sentence 2: People are outside.
People are standing in a river.

Sentence 1: Two children, one wearing purple, the other black, ride a single bike on the pavement. Sentence 2: Two children ride the same bike.
Two adults ride a double seater bike.

Sentence 1: A woman with fair skin and light brown hair playing the violin. Sentence 2: A woman plays the violin.

A woman plays the piano.