Question: Which Uruguayan footballer played for Italy's S.S.C. Napoli, A.S. Roma and Juventus and was sold by S.S.C. Napoli to Roma along with Jonas Thern?
Sentence (from "1997–98 S.S.C. Napoli season"): The lack of defensive skills cost Napoli many points, and more than two goals were conceded on average.
Relevant evidence: No