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: Rome ( CNN ) Italy 's highest court Friday will consider whether to uphold the 2009 murder conviction of American Amanda Knox , according to Judge Gennaro Marasca . 2: Knox , a 27-year-old Seattle native , and Raffaele Sollecito were convicted of the 2007 killing of Knox 's British roommate , Meredith Kercher . 3: Italy 's highest court to consider verdict in 2007 murder of British student Meredith Kercher .

1: murder 2: killing 3: murder