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.

Example Input: Sentence 1: Pedestrians interact with street artists. Sentence 2: Street artists are interacting with pedestrians.
Example Output: The street artists do not acknowledge the pedestrians

Example Input: Sentence 1: While visiting the Mayan ruins, a guide points in the direction of more attractions. Sentence 2: They are outside at some ruins.
Example Output: The guide is showing the rocket.

Example Input: Sentence 1: The male rock climber takes a look over his shoulder at the view of the lake and city. Sentence 2: The man is holding on to the rock while enjoying the view.
Example Output:
A spaceship hovers to pick up the rock climbing man.