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: But Muslim Brotherhood spokesman Mohamed Montasser has already issued an ominous warning on Twitter : . 2:  The revolution will be ignited , popular anger will increase and we promise you unexpected revolutionary surprises .  3:  We promise you unexpected revolutionary surprises ,  a Muslim Brotherhood spokesman says .

1: an ominous warning 2: unexpected revolutionary surprises 3: unexpected revolutionary surprises