conventional -- lots of boring talking heads , etc. -- 
(ROOT (FRAG (ADJP (JJ conventional)) (, --) (NP (NP (NP (NNS lots)) (PP (IN of) (NP (JJ boring) (NN talking) (NNS heads)))) (, ,) (NP (FW etc.))) (: --)))
(ROOT (FRAG (ADJP (JJ )) (, ) (NP (NP (NP (NNS )) (PP (IN ) (NP (JJ ) (NN ) (NNS )))) (, ) (NP (FW ))) (: )))