like a precious and finely cut diamond 
(ROOT (PP (IN like) (NP (DT a) (ADJP (ADJP (JJ precious)) (CC and) (ADJP (RB finely) (VBN cut))) (NN diamond))))
(ROOT (PP (IN ) (NP (DT ) (ADJP (ADJP (JJ )) (CC ) (ADJP (RB ) (VBN ))) (NN ))))