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: Obama has argued with the progressive potentate Elizabeth Warren , calling her  wrong  on trade policy . 2: The Massachusetts senator is the same potentate to whom Hillary Clinton has been religiously prostrating . 3: Sally Kohn : Why does President Obama call her wrong , and why is Hillary Clinton equivocating ?

1: the progressive potentate Elizabeth Warren 2: The Massachusetts senator 3: her