TASK DEFINITION: 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.
PROBLEM: Sentence 1: A loaded rifle leaned at every window opening, ready to be fired through loopholes in the wooden war shutters. Sentence 2: There was a loaded rifle that was ready to be fired towards trespassers. 

SOLUTION: no

PROBLEM: 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.

SOLUTION: yes

PROBLEM: Sentence 1: The national sport, badminton, and is played wherever a net, real or makeshift, can be set up for players to thwack the shuttlecock acroseto each other. Sentence 2: Badminton is played using a net and a shuttlecock. 

SOLUTION:
yes