Gore has been Clinton's lackey for more than six years.
( Gore ( ( has ( been ( ( ( Clinton 's ) lackey ) ( for ( ( more ( than six ) ) years ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Gore)) (VP (VBZ has) (VP (VBN been) (NP (NP (NP (NNP Clinton) (POS 's)) (NN lackey)) (PP (IN for) (NP (QP (JJR more) (IN than) (CD six)) (NNS years)))))) (. .)))
Gore has been away from Clinton for six years.
( Gore ( ( has ( ( been away ) ( from ( Clinton ( for ( six years ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Gore)) (VP (VBZ has) (VP (VBN been) (ADVP (RB away)) (PP (IN from) (NP (NP (NNP Clinton)) (PP (IN for) (NP (CD six) (NNS years))))))) (. .)))