TASK 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*
PROBLEM: 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 .

SOLUTION: 1: The agent 2: He 3: Agent

PROBLEM: 1: ( CNN ) The White House insists it does n't need congressional approval for the Iran nuclear deal announced this month . 2: On Tuesday , a deal was reached on legislation proposed by Senate Foreign Relations Committee Chairman Bob Corker that would require President Barack Obama to submit the final deal to Congress , giving it 52 days to review and approve the agreement . 3: Framework agreement with Iran over its nuclear program was reached this month .

SOLUTION: 1: the Iran nuclear deal 2: the final deal 3: Framework agreement with Iran over its nuclear program

PROBLEM: 1: Rather they are seen as recognition that their own ethnicity , sexual orientation , race or even hair color is part of mainstream America -- despite what others might say . 2: Maybe  religious liberty  conservatives who discriminate will follow . 3: He says change may rankle ( or win over ? ) conservatives who discriminate against people because of their sexual orientation .

SOLUTION:
1: others 2: religious liberty '' conservatives 3: conservatives