, full frontal plays like the work of a dilettante . 
(ROOT (S (, ,) (NP (JJ full) (NN frontal)) (VP (VBZ plays) (PP (IN like) (NP (NP (DT the) (NN work)) (PP (IN of) (NP (DT a) (NN dilettante)))))) (. .)))
(ROOT (S (, ) (NP (JJ ) (NN )) (VP (VBZ ) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN )))))) (. )))