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: A rock inscription from Emperor Ashoka indicates that Delhi was a major point on the trade route between the northwest frontier and Bengal in the third century b.c. Sentence 2: Delhi was not a point of trade until the 5th century AD, according to the rock inscription.
yes

Sentence 1: Remember that contacting legal agencies for pro bono clients can lead to paying work. Sentence 2: Pro bono work never leads to paid positions.
yes

Sentence 1: Dole loved Nixon. Sentence 2: Dole hated Nixon. 

yes