(S (S (BASENP (DT The) (NNP UN)) (VP (ADVP (RB also)) (VP (VBD said) (SBAR (SBAR (IN that) (S (BASENP (DT the) (NN aircraft)) (VP (VBZ was) (BASENP (DT a) (NNP Beechcraft) (NNP 1900))))) (CC and) (SBAR (IN that) (S (BASENP (PRP they)) (VP (MD would) (VP (VP (VB fly) (PRT (RP in))) (S (NP (BASENP (NN government) (NNS officials)) (CC and) (BASENP (NN aviation) (NNS experts))) (VP (TO to) (VP (VB conduct) (BASENP (DT an) (NN investigation))))))))))))) (PERIOD .))