Given the task definition and input, reply with output. 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: Der Stuka offers a seven-story drop, while the Black Hole shoots you through a dark tunnel. Sentence 2: Der Stuka offers a ten-story drop, while the Black Hole only shoots you through an illuminated tunnel.
travel