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: The agent was taken to an area hospital as a precaution . 2: He passed a drug test and was discharged , Alaska Airlines said . 3: Agent was taken to an area hospital as a precaution . He passed a drug test and was discharged , Alaska Airlines says .

1: The agent 2: He 3: Agent