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*

Ex Input:
1: Michael Keaton paid homage -- ever so slightly -- to his roles in  Beetlejuice  and  Batman  in his third turn hosting  Saturday Night Live  this weekend . 2: Keaton acknowledged in his opening monologue that a lot has changed since he first hosted the comedy sketch show in 1982 . 3: Michael Keaton hosted  Saturday Night Live  for the first time in 1982 .

Ex Output:
1: Michael Keaton 2: Keaton 3: Michael Keaton


Ex 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 .

Ex Output:
1: the `` smart bullets '' --.50 - caliber projectiles equipped with optical sensors 2: the system 3: .50 - caliber bullets equipped with optical sensors


Ex Input:
1: Tokyo ( CNN ) A former school principal in Japan says he paid for sex with more than 12,000 women -- some of them girls as young as 14 -- during repeated visits to the Philippines over more than a quarter of a century , according to police . 2: Police officers seized 147,600 photos that Takashima took of his activities over the years , said Takeshi Akimoto , the police officer in charge of crime involving minors in Kanagawa , a prefecture south of Tokyo . 3: Officers seize nearly 150,000 photos that the former principal kept of his activities .

Ex Output:

1: A former school principal in Japan 2: Takashima 3: the former principal