TASK DEFINITION: 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.
PROBLEM: Sentence 1: They generally invest those excess dollars in U.S. assets. Sentence 2: They always made a return on their investments.

SOLUTION: government

PROBLEM: Sentence 1: There are also thrill rides for the older crowd, notably the high-speed roller-coasters Montezooma's Revenge and Boomerang. Sentence 2: The Montezooma's revenge was intended for a younger crowd.

SOLUTION: travel

PROBLEM: Sentence 1: In other cases, attachments or additional materials, such as studies or journal articles, could not be submitted electronically; commenters had to submit those materials separately (in duplicate) to the appropriate docket office. Sentence 2: All materials can be submitted online.  

SOLUTION:
government