a case of masochism and an hour and a half 
(ROOT (NP (NP (NP (DT a) (NN case)) (PP (IN of) (NP (NN masochism)))) (CC and) (NP (NP (DT an) (NN hour)) (QP (CC and) (DT a) (NN half)))))
(ROOT (NP (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN )))) (CC ) (NP (NP (DT ) (NN )) (QP (CC ) (DT ) (NN )))))