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 closeup of a little girl laughing. Sentence 2: Portrait of a happy young girl.
A man buying balloons from a street vendor.

Sentence 1: A man in a blue jacket smiles back at the camera, positioned in front of a lake or large river on a clear sunny day. Sentence 2: A man is posing for a picture outside.
A man is snowboarding down a huge mountain.

Sentence 1: a soccer player is diving for the ball. Sentence 2: An athlete dives for the soccer ball.

The athlete is playing baseball.