must see for all sides of the political spectrum 
(ROOT (S (VP (MD must) (VP (VB see) (PP (IN for) (NP (NP (DT all) (NNS sides)) (PP (IN of) (NP (DT the) (JJ political) (NN spectrum)))))))))
(ROOT (S (VP (MD ) (VP (VB ) (PP (IN ) (NP (NP (DT ) (NNS )) (PP (IN ) (NP (DT ) (JJ ) (NN )))))))))