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 ) A Massachusetts teenager faces a pretrial hearing in April on involuntary manslaughter charges for allegedly sending text messages urging a friend to commit suicide , even after he expressed second thoughts , authorities said Saturday . 2: Upon searching Roy 's cell phone , police discovered  hundreds  of texts between Roy and Carter , many which contained language from Carter that encouraged Roy to take his own life , Kobza said . 3: Police : A search of his phone found texts from a friend urging him to commit suicide .

1: A Massachusetts teenager 2: Carter 3: a friend