In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to write a single word that describes the genre that the two sentences belong to, such as face-to-face, government, letters, 9/11, slate, telephone, travel, verbatim, oup, fiction.
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Question: Sentence 1: But Sir James was already on the topmost stair. Sentence 2: Sir James was at the very bottom of the stairs. 

Answer: fiction


Question: Sentence 1: During the last 20 years, change has been particularly pronounced with Sentence 2: Chang hasn't been pronounced 

Answer: government


Question: Sentence 1: Note that the estimate for the current annual demand is quite conservative since the catalyst replacement rate on oil- and gas-fired combustion units is likely to be less frequent than one-twelfth of the catalyst per year. Sentence 2: The estimate for new catalyst is quite generous and probably much less will be required.

Answer:
government