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*

Example Input: 1: Hours after the announcement , protesters gathered outside the Ferguson Police Department . 2:  Fight back ,  many chanted as they faced a long line of police officers . 3: Protesters gather outside the Ferguson Police Department , chanting  Fight back 
Example Output: 1: protesters 2: many 3: Protesters

Example 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 .
Example Output: 1: Iraqi forces 2: the Iraqi forces 3: Iraqi forces

Example Input: 1: But it would be an extraordinary step and certainly not a foregone conclusion that the U.S . would attempt to board an Iranian ship if it entered Yemeni waters , U.S . officials said . 2: U.S . warships from the carrier group of the Roosevelt are joining allied vessels from Saudi Arabia , Egypt and other partner nations prepared to intercept a convoy of seven to nine Iranian vessels believed headed for Yemen . 3: U.S. , allied ships prepared to intercept Iranian vessel if they enter Yemen 's waters .
Example Output:
1: the U.S 2: U.S 3: U.S.