(S (S (NP (BASENP (NNP Bob) (NNP Dudley)) (PRN (COMMA ,) (SBAR (WHNP (WP who)) (S (VP (MD will) (VP (VB become) (NP (BASENP (JJ chief) (NN executive)) (PP (IN of) (BASENP (NNP BP)))))))) (COMMA ,))) (VP (VP (VBD described) (BASENP (DT the) (NN accident))) (PP (IN as) (QT (DQL ``) (ADJP (JJ tragic)) (DQR ''))))) (PERIOD .))