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.

Example Input: Sentence 1: yeah do you do you use Aetna Sentence 2: I've read Aetna is one of the top healthcare providers in the country, is that what you use?
Example Output: telephone

Example Input: Sentence 1: The waters around the coast are some of the clearest in the world and the depths are filled with amazing coral and many species of fish and other marine creatures. Sentence 2: The waters contain absolutely no marine creatures at all.
Example Output: travel

Example Input: Sentence 1: Only one system of government has ever dealt adequately with the incentive problem for the chief executive, and that's hereditary monarchy. Sentence 2: Hereditary Monarchies have not addressed the issue of competition for chief executive. 
Example Output:
slate