In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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: Five hikers, one facing towards the camera and the others facing away from it, are walking through a rocky riverbed. Sentence 2: 5 hikers are fording a river.
Five people are hiking.

Sentence 1: Several people walk through a crowded Asian city. Sentence 2: A tourist group is touring the city with their tour guide.
There are several people in this photo, and they are all outside.

Sentence 1: A Bobcat tractor scoops up some land. Sentence 2: The tractor is digging at a building site.

The tractor is outside.