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.

Input: Consider Input: Sentence 1: These methodological problems can mask valid intervention effects. Sentence 2: If an intervention is successful, no one should worry about how methodological problems interfering with the effects.

Output: government


Input: Consider Input: Sentence 1: Another million years or today. Sentence 2: Another million years or now. 

Output: fiction


Input: Consider Input: Sentence 1: Tuppence's spirits revived to the normal. Sentence 2: Tuppence's spirits fell to the lowest of lows.


Output: fiction