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: Apparently , the real estate heir did n't turn his microphone off when he went to the bathroom . 2: She had been shot in the head shortly before investigators were supposed to come ask her about the disappearance of Durst 's first wife in 1982 . 3: Real estate heir Robert Durst has been investigated in two deaths and a disappearance .

1: the real estate heir 2: Durst 3: Real estate heir Robert Durst