single-handedly turned a plane full of hard-bitten , cynical journalists into what was essentially , by campaign 's end , an extended publicity department 
(ROOT (S (ADVP (JJ single) (HYPH -) (RB handedly)) (VP (VBD turned) (NP (NP (DT a) (NN plane)) (ADJP (JJ full) (PP (IN of) (NP (ADJP (RB hard) (HYPH -) (VBN bitten)) (, ,) (JJ cynical) (NNS journalists))))) (PP (IN into) (SBAR (WHNP (WP what)) (S (VP (VBD was) (ADVP (RB essentially)) (, ,) (PP (IN by) (NP (NP (NN campaign) (POS 's)) (NN end))) (, ,) (NP (DT an) (VBN extended) (NN publicity) (NN department)))))))))
(ROOT (S (ADVP (JJ ) (HYPH ) (RB )) (VP (VBD ) (NP (NP (DT ) (NN )) (ADJP (JJ ) (PP (IN ) (NP (ADJP (RB ) (HYPH ) (VBN )) (, ) (JJ ) (NNS ))))) (PP (IN ) (SBAR (WHNP (WP )) (S (VP (VBD ) (ADVP (RB )) (, ) (PP (IN ) (NP (NP (NN ) (POS )) (NN ))) (, ) (NP (DT ) (VBN ) (NN ) (NN )))))))))