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: Baghdad , Iraq ( CNN ) Iraqi forces appeared Wednesday to be making progress on the third day of a major offensive intended to push ISIS fighters out of the city of Tikrit . 2: Despite the reported Iranian assistance , the Iraqi forces face no easy task as they seek to advance on Tikrit . 3: Iraqi forces make some progress as they seek to advance toward Tikrit .

1: the city of Tikrit 2: Tikrit 3: Tikrit