boredom to the point of collapse 
(ROOT (NP (NP (NN boredom)) (PP (IN to) (NP (NP (DT the) (NN point)) (PP (IN of) (NP (NN collapse)))))))
(ROOT (NP (NP (NN )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN )))))))