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: A completely rebuilt Ferguson Police Department , established with a charter to enforce the law with equality , could serve as an example for every law enforcement agency in the country . 2: Under Justice Department leadership , the Ferguson Police Department could become a model for practices such as equipping all police with body cameras , community policing and better use of force training . 3: He says a new department , with new practices to prevent replay of abuses , can be model for others , help repair injustices in Ferguson .

1: an example 2: a model 3: model