(S (S (S (NP (BASENP (DT The) (NN identity)) (PP (IN of) (BASENP (DT the) (VBN recovered) (NN corpse)))) (VP (VP (VBZ is) (RB not)) (VP (ADVP (RB yet)) (VBN known)))) (PRN (LRB -LRB-) (S (CC and) (S (BASENP (DT the) (NN identification)) (VP (VBZ is) (VP (VBN expected) (S (VP (TO to) (VP (VB be) (ADJP (JJ difficult))))))))) (RRB -RRB-))) (PERIOD .))