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: Australia 's complaint comes after Indonesia dismissed a last-minute proposal to save the pair 's lives through a prisoner swap . 2: Nasir told CNN that there are no Indonesian laws that would allow or provide for an exchange . 3: Australia had offered to swap prisoners for Bali 9 death row duo , but Indonesia says there is no laws that allow for prisoner exchange .

1: a prisoner swap 2: an exchange 3: prisoner exchange