in treading the line between sappy and sanguine 
(ROOT (PP (IN in) (S (VP (VBG treading) (NP (NP (DT the) (NN line)) (PP (IN between) (ADJP (JJ sappy) (CC and) (JJ sanguine))))))))
(ROOT (PP (IN ) (S (VP (VBG ) (NP (NP (DT ) (NN )) (PP (IN ) (ADJP (JJ ) (CC ) (JJ ))))))))