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: The attack began around 5 p.m . when a car bomb exploded at the hotel 's entrance , according to witness Aden Hussein , who said he was meters away from the hotel when the blast happened . 2: Gunmen then went inside the hotel , shooting people , Hussein said . 3: Witness : Attackers detonated car bomb , then shot people inside hotel .

1: The attack 2: Gunmen 3: Attackers detonated car bomb