( ( This process ) ( is ( ( ( about three ) years ) ( in ( poison ivy ) ) ) ) )
(ROOT (S (NP (DT This) (NN process)) (VP (VBZ is) (NP (NP (QP (RB about) (CD three)) (NNS years)) (PP (IN in) (NP (NN poison) (NN ivy)))))))
This process is about three years in poison ivy
(ROOT (S (NP (NN Poison) (NN ivy)) (ADVP (RB typically)) (VP (VBZ has) (NP (NP (CD three) (NNS groups)) (PP (IN of) (NP (NNS leaves))))) (. .)))