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: Consider Input: 1: Researchers say Mars may once have had an sea as extensive as Earth 's Atlantic Ocean , and Curiosity has found evidence of ancient streambeds and a lake on the planet . 2: Conditions near the surface of present-day Mars are hardly favorable for microbial life as we know it , he said , but the possibility for liquid brines on Mars has wider implications for habitability and geological water-related processes . 3: The finding has wider implications for efforts to find evidence of life on Mars , a researcher says .

Output: 1: Mars 2: Mars 3: Mars

Input: Consider Input: 1: ( CNN ) A photography teacher at a Southern California high school appears to have committed suicide by hanging herself in a classroom . 2: Jillian Jacobson , 31 , was found Monday at El Dorado High School , said Lt . Eric Point , with Placentia Police . 3: A photography teacher is found dead at El Dorado High School in Placentia .

Output: 1: A photography teacher at a Southern California high school 2: Jillian Jacobson , 31 3: A photography teacher

Input: Consider Input: 1: There 's a recognition of that . . . from Pope Francis . 2: Candida Moss -- a professor at Notre Dame , a Catholic university in Indiana -- said it does n't look very urgent that a decision came down only now , nearly three years after the conviction and five months after O'Malley 's comments . 3: Expert : Decision does n't look very urgent , but it appears well-timed for Pope Francis .
Output: 1: recognition 2: decision 3: Decision