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: U.S . officials CNN has spoken to have voiced their concern about the potential for an ISIS presence . 2: One U.S . military officer said the militants currently have limited capability but are trying to recruit disillusioned Taliban in several areas around the country 's east and south . 3: U.S. official : ISIS militants have  no military capability  at present , but are trying to recruit disillusioned Taliban in several areas .

1: an ISIS presence 2: the militants 3: ISIS militants