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.
--------
Question: Sentence 1: Lummox was his first brill, a gift from Ca'daan, and he didn't want to lose her. Sentence 2: Ca'daan gave him Lummox.

Answer: yes


Question: Sentence 1: He began digging in 1900 after buying the site and financing the excavation program with his own money, and almost immediately struck the first building blocks of a huge Bronze Age palace replete with magnificent pottery and other artifacts. Sentence 2: Many archeologists from all over the world traveled to the site.

Answer: no


Question: Sentence 1: He scratched himself behind the ear, which he liked to do in moments when his career receptors located under his left lung wanted him to know that everything was going fine. Sentence 2: He scratched behind his ear to calm himself down.

Answer:
yes