TASK 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*
PROBLEM: 1: So 's Bill Murray , George Clooney , Scarlett Johansson , Jerry Seinfeld , Howard Stern , Tina Fey , Michael Keaton and Ray Romano . 2: Among the notables are Oprah Winfrey , with whom Letterman has had an on-and-off faux feud for years ; Clooney , who 's starring in  Tomorrowland ,  which will be released on May 22 ; and Stern , who 's always an engaging Letterman guest . 3: Letterman 's guests will include Oprah Winfrey and Bill Murray .

SOLUTION: 1: So 's Bill Murray , George Clooney , Scarlett Johansson , Jerry Seinfeld , Howard Stern , Tina Fey , Michael Keaton and Ray Romano 2: the notables 3: Letterman 's guests

PROBLEM: 1: There are no known northern white rhinos left in the wild . 2: But Sudan , a male , is in a company of one . 3: Sudan is one of a handful of northern white rhinos left worldwide .

SOLUTION: 1: northern white rhinos 2: Sudan , a male 3: Sudan

PROBLEM: 1: He converted to Islam in 1995 and left the United States for Pakistan three years later . 2: The former operative said that after Gadahn joined al Qaeda , he was known as Abu Suhayb . 3: He converted to Islam in 1995 , left U.S. in 1998 and joined al Qaeda , becoming a spokesman .

SOLUTION:
1: He 2: Gadahn 3: He