like a surge through swirling rapids or a leap from pinnacle to pinnacle 
(ROOT (PP (IN like) (NP (NP (NP (DT a) (NN surge)) (PP (IN through) (NP (VBG swirling) (NNS rapids)))) (CC or) (NP (NP (DT a) (NN leap)) (PP (IN from) (NP (NN pinnacle))) (PP (IN to) (NP (NN pinnacle)))))))
(ROOT (PP (IN ) (NP (NP (NP (DT ) (NN )) (PP (IN ) (NP (VBG ) (NNS )))) (CC ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN ))) (PP (IN ) (NP (NN )))))))