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*
Input: 1: ( CNN ) Slain Russian opposition figure Boris Nemtsov knew criticizing the Kremlin was dangerous , but thought his fame would protect him . 2: The 55-year-old was walking home from dinner with his girlfriend Anna Duritskaya when he was gunned down in Moscow on Friday . 3: Kremlin critic and opposition figure Boris Nemtsov was fatally shot in Moscow on Friday .

1: Slain Russian opposition figure Boris Nemtsov 2: The 55-year-old 3: Kremlin critic and opposition figure Boris Nemtsov