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.

Q: Sentence 1: Figure 20 shows congressional requests as a percentage of GAO's work from fiscal year 1992 through fiscal year 1999. Sentence 2: The graphic shows data from the Department of Defense in 1991.

A: yes
****
Q: Sentence 1: Western analysts now fear that the generals are using Chechnya to reassert control over national security and foreign policy. Sentence 2: Generals could do unsavory things with Cechnya.

A: no
****
Q: Sentence 1: Understanding the Program Sentence 2: The program cannot be understood.

A:
yes
****