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: Today, office blocks and apartment buildings are of course constructed with modern materials. Sentence 2: In these modern times, unfortunately office blocks are constructed with no modern materials.
Example Output: travel

Example Input: Sentence 1: and he got a a demo and it's been a real good car and it's it's like new and it only had had very very low mileage on it Sentence 2: He got a demo, which is a used car with a lot of mileage.
Example Output: telephone

Example Input: Sentence 1: Although lifeguards are rare, larger beaches do have first-aid stations. Sentence 2: Only the biggest beaches have safety stations.
Example Output:
travel