(S (S (PP (VBG Pending) (BASENP (PRPD his) (NN extradition))) (COMMA ,) (S (BASENP (PRP he)) (VP (VBD was) (VP (VBN held) (PP (IN at) (NP (NP (BASENP (NNP Rebibbia) (NN jail)) (COMMA ,) (BASENP (NNP Rome))) (COMMA ,) (NP (BASENP (DT a) (JJ high-security) (NN facility)) (PP (IN on) (NP (BASENP (DT the) (NNS outskirts)) (PP (IN of) (BASENP (DT the) (NN city)))))))))))) (PERIOD .))