in a big corner office in hell 
(ROOT (PP (IN in) (NP (NP (DT a) (JJ big) (NN corner) (NN office)) (PP (IN in) (NP (NN hell))))))
(ROOT (PP (IN ) (NP (NP (DT ) (JJ ) (NN ) (NN )) (PP (IN ) (NP (NN ))))))