She was quite young, not more than eighteen.
( She ( ( ( was ( ( ( quite young ) , ) ( not more ) ) ) ( than eighteen ) ) . ) )
(ROOT (S (NP (PRP She)) (VP (VBD was) (ADJP (ADJP (RB quite) (JJ young)) (, ,) (ADJP (RB not) (JJR more))) (PP (IN than) (NP (NN eighteen)))) (. .)))
She was in her mid-to late forties. 
( She ( ( was ( in ( her ( mid-to ( late forties ) ) ) ) ) . ) )
(ROOT (S (NP (PRP She)) (VP (VBD was) (PP (IN in) (NP (PRP$ her) (JJ mid-to) (JJ late) (NNS forties)))) (. .)))