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: After breakfast, I decided to go down to the village, and see if Poirot had returned yet; but, before I could start, a wellknown face blocked one of the windows, and the well-known voice said: "Bon jour, mon ami!" Sentence 2: The person had intentionally interrupted me not only to delay but to stop me from looking for Poirot. 

SOLUTION: no

PROBLEM: Sentence 1: Israel had a nervous breakdown when Menachem Begin evicted just 5,000 settlers from the Sinai during the early '80s. Sentence 2: Begin evicted 50,000 settlers from China in the 80's.

SOLUTION: yes

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