seen and debated with appropriate ferocity and thoughtfulness 
(ROOT (S (VP (VBN seen) (CC and) (VBN debated) (PP (IN with) (NP (JJ appropriate) (NN ferocity) (CC and) (NN thoughtfulness))))))
(ROOT (S (VP (VBN ) (CC ) (VBN ) (PP (IN ) (NP (JJ ) (NN ) (CC ) (NN ))))))