Given the task definition and input, reply with output. 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*

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 .
1: Michael Keaton 2: Keaton 3: Michael Keaton