Definition: You will be given three sentences. Read them, then identify a noun phrase (person, place, or thing) or event that is shared between all three sentences. As the output, write the span of the text corresponding to that phrase in each sentence. Keep the order of the sentences, that is, your answer should look like: 1: *a phras from sentence 1e* 2: *a phras from sentence 2* 3: *a phrase from sentence 3*
Input: 1:  Peaceful dialogue is the only way forward ,  said Jamal Benomar , the U.N . 's special adviser on Yemen . 2: But he gave a dire assessment of the current situation , saying the country is in a  rapid downward spiral  and at  the edge of civil war .  3: U.N. envoy says Yemen is in a  rapid downward spiral ,  urges dialogue .

1: Jamal Benomar , the U.N . 's special adviser on Yemen 2: he 3: U.N. envoy