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: Total labor man-hours of construction and engineering labor are then about 365,000 man-hours for a single 500 MWe unit. Sentence 2: Total labor man-hours of construction and engineering labor are then about 450,000 man-hours for a single 750 MWe unit.
yes