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: activities calculated with data collected in 1985. Sentence 2: The data was collected in 1985

SOLUTION: yes

PROBLEM: Sentence 1: I watched over her.  Sentence 2: Jason also watched over her.

SOLUTION: no

PROBLEM: Sentence 1: TABLE 2. NATIONAL INTERLABORATORY STUDY OF CHRONIC TOXICITY TEST PRECISION, 2000: PRECISION OF RESPONSES USING EFFLUENT, RECEIVING WATER, AND REFERENCE TOXICANT SAMPLE TYPES1. Sentence 2: There was a study of chronic toxicity test precision.

SOLUTION:
yes