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: you know which maybe i'm being a little bit too harsh but but if they need something i buy it for them Sentence 2: I would never buy them anything they need.
yes

Sentence 1: 30% is a decrease in concentration or deposition compared to current conditions (an improvement) Sentence 2: There has been a decrease compared to current conditions.
yes

Sentence 1: I began this column with the provocative thesis that software isn't anywhere near bloated enough. Sentence 2: There is still room for more software. 

yes