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: Although al Qaeda was behind the 1998 attack that killed more than 200 people , Al-Shabaab has killed many more Kenyans and is by far the country 's most persistent tormenter , according to a University of Maryland study . 2: In short succession , bombs detonated at U.S . embassies in Kenya and Tanzania back then . 3: Al Qaeda 's 1998 attack on the U.S. Embassy is the single largest , but Al-Shabaab have killed many more Kenyans .
Example Output: 1: the 1998 attack 2: bombs 3: Al Qaeda 's 1998 attack on the U.S. Embassy

Example Input: 1: In February , the smart bullets --.50 - caliber projectiles equipped with optical sensors -- passed their most successful round of live-fire tests to date , according to the Defense Advanced Research Projects Agency , or DARPA . 2: Additionally , the statement said , a novice shooter using the system for the first time hit a moving target . 3: .50 - caliber bullets equipped with optical sensors can follow moving targets .
Example Output: 1: the '' smart bullets '' --.50 - caliber projectiles equipped with optical sensors 2: the system 3: .50 - caliber bullets equipped with optical sensors

Example Input: 1: ( CNN ) In his writings , author Avijit Roy yearned for reason and humanism guided by science . 2: He had no place for religious dogma , including from Islam , the main religion of his native Bangladesh . 3: Roy yearned for an age of reason without religious dogma .
Example Output:
1: author Avijit Roy 2: He 3: Roy