( Parasympathetic ( Nervous ( System - ) ) )
(ROOT (NP (NNP Parasympathetic) (NNP Nervous) (NNP System) (: -)))
Parasympathetic Nervous System -
(ROOT (S (NP (DT The) (JJ parasympathetic) (NN system)) (VP (MD can) (ADVP (RB also)) (VP (VB be) (VP (VBN referred) (S (VP (TO to))) (PP (IN as) (NP (DT the) (JJ craniosacral) (NN system)))))) (. .)))