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 gist is that Muslims are commanded to fight those who do n't believe in Allah or the Last Day ( Islam 's equivalent of Judgment Day ) unless the nonbelievers pay a tax or tribute . 2: In February , ISIS released a video of 21 Coptic Christians from Egypt being executed on a Libyan beach . 3: Video makes numerous references to Christians failing to pay tax or tribute to Muslims .

1: those who do n't believe in Allah or the Last Day 2: 21 Coptic Christians 3: Christians