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.

Example Input: Sentence 1: Alcohol and other  an assessment of testing and clinical practices in US Trauma Centers. Sentence 2: Trauma centers do not test patients.
Example Output: yes

Example Input: Sentence 1: The Corinthian portico was designed by James Gandon, who was also responsible for the Custom House on the north bank of the Liffey. Sentence 2: The Corinthian portico is a beautiful building. 
Example Output: no

Example Input: Sentence 1: Guest houses, restaurants, curio vendors, rug shops, trekking agencies, bicycle and motorcycle rental stands, and bookshops line the way. Sentence 2: There are no buildings or people along the way.
Example Output:
yes