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.

Sentence 1: Co-location helps the agencies meet three important goals. Sentence 2: The agencies don't use co-location to achieve goals.
government

Sentence 1: I said, 'I'm sorry about the tree, and I guess the new bulbs will be on me. Sentence 2: I was not sorry that the tree did not meet expectations.  
fiction

Sentence 1: I have enjoyed participating as a voter in Slate 's Hackathlon, but the criteria are ambiguous. Sentence 2: The Slate Hackathlon voter criteria are a piece of cake.

slate