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 determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.

Sentence 1: From viewing stations alongside other pits, you can watch on-going excavations and view the amalgamated bones of the unfortunate prehistoric beasts that perished here. Sentence 2: Excavations at the tar pits are ongoing,
yes