instruction:
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.
question:
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.
answer:
Five people are hiking.


question:
Sentence 1: Some girls dance while waving gauzey fabric. Sentence 2: The girls are practicing a dance.
answer:
The girls are dancing.


question:
Sentence 1: A man in business attire checks his mobile phone, while standing next to a set of revolving glass doors. Sentence 2: A man in business attire checks his mobile phone, while standing next to a set of revolving glass doors that people are going through.
answer:

A man is by the door looking at his phone.