from a summer of teen-driven , toilet-humor codswallop 
(ROOT (PP (IN from) (NP (NP (DT a) (NN summer)) (PP (IN of) (NP (ADJP (NN teen) (HYPH -) (VBN driven)) (, ,) (NML (NN toilet) (HYPH -) (NN humor)) (NN codswallop))))))
(ROOT (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (ADJP (NN ) (HYPH ) (VBN )) (, ) (NML (NN ) (HYPH ) (NN )) (NN ))))))