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.

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. 
no

Sentence 1: A cut point with a high sensitivity and specificity should be manifest in an ideal test. Sentence 2: The cut point would indicate a successful run.
no

Sentence 1: 5 The achievement of having the lowest cost person do the work is sometimes referred to as an outcome of lowest combined cost. Sentence 2: The work is done by the lowest cost person.

yes