collapses into exactly the kind of buddy cop comedy 
(ROOT (VP (VBZ collapses) (PP (IN into) (NP (NP (RB exactly) (DT the) (NN kind)) (PP (IN of) (NP (NML (NN buddy) (NN cop)) (NN comedy)))))))
(ROOT (VP (VBZ ) (PP (IN ) (NP (NP (RB ) (DT ) (NN )) (PP (IN ) (NP (NML (NN ) (NN )) (NN )))))))