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: A dog splashing in the water. Sentence 2: An animal splashing in the water.
A cat splashing in the water.

Sentence 1: A saxophone player playing in a studio. Sentence 2: The saxophone player is indoors.
The person in the studio is practicing karate.

Sentence 1: two people are dragging a yellow raft into a river. Sentence 2: Two people are dragging a raft.

Two people are in a building.