is a load of clams left in the broiling sun for a good three days 
(ROOT (S (VP (VBZ is) (NP (NP (NP (DT a) (NN load)) (PP (IN of) (NP (NNS clams)))) (VP (VBN left) (PP (IN in) (NP (DT the) (VBG broiling) (NN sun))) (PP (IN for) (NP (DT a) (JJ good) (CD three) (NNS days))))))))
(ROOT (S (VP (VBZ ) (NP (NP (NP (DT ) (NN )) (PP (IN ) (NP (NNS )))) (VP (VBN ) (PP (IN ) (NP (DT ) (VBG ) (NN ))) (PP (IN ) (NP (DT ) (JJ ) (CD ) (NNS ))))))))