( ( ( Nonrenewable ( Resources 6 ) ) ( -LRB- ( 2 -RRB- ) ) ) - )
(ROOT (NP (NP (NNP Nonrenewable) (NNP Resources) (CD 6)) (PRN (-LRB- -LRB-) (NP (CD 2)) (-RRB- -RRB-)) (: -)))
Nonrenewable Resources 6(2) -
(ROOT (S (NP (NP (NNP Soil)) (, ,) (PP (IN for) (NP (JJ human) (NNS purposes))) (, ,)) (VP (VBZ is) (S (NP (DT a) (-LRB- -LRB-) (NN n) (-RRB- -RRB-)) (VP (VB nonrenewable) (NP (NN resource))))) (. .)))