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: Also Friday , the U.N . High Commissioner for Refugees said that about 900 refugees from Yemen have arrived in the Horn of Africa . 2: UNHCR appeals to all ships in the area to be extra vigilant and assist any boats in distress . 3: U.N. agency says 900 refugees from Yemen have arrived in Horn of Africa , asks ships in area to be vigilant .

1: the Horn of Africa 2: the area 3: Horn of Africa