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: People sit on benches in front of a large building. Sentence 2: A crowd of people sat on the benches in front of the small building.
answer:
A crowd of people sat on the benches.


question:
Sentence 1: Four bicyclists wearing helmets are racing along a city street while onlookers observe. Sentence 2: For bicyclists are racing in the Tour de France.
answer:
Four people are racing bicycles.


question:
Sentence 1: A competition where it seems to be judging on physical contact such as martial arts. Sentence 2: A karate tournament.
answer:

A sparring competition.