the tone for a summer of good stuff 
(ROOT (NP (NP (DT the) (NN tone)) (PP (IN for) (NP (NP (DT a) (NN summer)) (PP (IN of) (NP (JJ good) (NN stuff)))))))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN )))))))