some sort of beacon of hope 
(ROOT (NP (NP (DT some) (NN sort)) (PP (IN of) (NP (NP (NN beacon)) (PP (IN of) (NP (NN hope)))))))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (NN )) (PP (IN ) (NP (NN )))))))