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: Under Julius Caesar, elected in 59 b.c. , provincial towns won the privileges of Roman citizenship. Sentence 2: Julius Caesar retired before the towns won Roman citizenship.
yes