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: ( CNN ) When photographer Richard Ross wants to talk to a child at a juvenile detention center , he knocks on their cell door . 2: The photos show girls wasting the day in their bunks , staring at the wall . 3: Photographer Richard Ross shows what life is like for girls in a juvenile detention center .

1: a child at a juvenile detention center 2: girls wasting the day in their bunks , staring at the wall 3: girls in a juvenile detention center