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: So people are n't as aware about the danger of sharing needles . 2: Many family members , across generations , live in the same house and will use the drugs together as  a community activity ,  Duwve said . 3: Some families in isolated communities use illegal drugs and share needles as a  community activity ,  a health official says .

1: sharing needles 2: use the drugs together 3: share needles