(S (S (BASENP (PRP He)) (VP (VP (VBD went) (PRT (RP on))) (S (VP (TO to) (VP (VB suggest) (SBAR (IN that) (S (BASENP (DT the) (NN pilot)) (VP (MD should) (VP (VB be) (VP (VBN prosecuted) (PP (IN over) (BASENP (PRPD his) (NNS mistakes))))))))))))) (PERIOD .))