Question: What american woman spent 4 yeas in an Italian prison following her wrongful conviction for the murder of Meredith Kercher and was featured in Candace Dempsey's book Murder in Italy in 2010?
Sentence (from "Amanda Knox"): Knox, then aged 20, had returned to the flat where she and Kercher lived after spending the night with her boyfriend, and on finding suspicious circumstances raised the alarm.
Relevant evidence: No