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*

Ex Input:
1: Interior Ministry spokesman Mohamed Ali Aroui called them Islamists in remarks on national radio . 2: No one immediately claimed responsibility for the attack . 3: An Interior Ministry spokesman calls the attackers Islamists ; no one has claimed responsibility .

Ex Output:
1: Islamists 2: the attack 3: attackers Islamists


Ex Input:
1: Officers arrived at the scene , opened a duffel bag and found human remains . 2: After that discovery , police say , a surveillance video led them to an apartment building , where more body parts were discovered in a common area . 3: Body parts were discovered Saturday in a duffel bag and a common area of an apartment building .

Ex Output:
1: human remains 2: body parts 3: Body parts


Ex Input:
1: Lausanne , Switzerland ( CNN ) Nuclear talks intensified Sunday between world powers and Iran , but key sticking points remained unresolved as the countries tried to reach a deal to curb Tehran 's nuclear program ahead of a Tuesday deadline . 2: The speed of which U.N . sanctions could be lifted remains in dispute . 3: Another sticking point : When would U.N. sanctions be lifted ?

Ex Output:

1: sticking points 2: dispute 3: sticking point