 We always had books lots of books.
( We ( always ( ( had ( ( books lots ) ( of books ) ) ) . ) ) )
(ROOT (S (NP (PRP We)) (ADVP (RB always)) (VP (VBD had) (NP (NP (NNS books) (NNS lots)) (PP (IN of) (NP (NNS books))))) (. .)))
We had a great many books.
( We ( ( had ( a ( great ( many books ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBD had) (NP (DT a) (JJ great) (JJ many) (NNS books))) (. .)))