( Naturalism ( ( ( ( implies ( ( a ( ( unity and ) lawfulness ) ) ( in nature ) ) ) , ) ( ( a condition ) ( ( in which ) ( ( ( nature 's ) reality ) ( can ( be ( objectively ( ( understood , ) ( without ( which ( ( ( the pursuit ) ( of ( scientific knowledge ) ) ) ( would ( be useless ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Naturalism)) (VP (VP (VBZ implies) (NP (NP (DT a) (NN unity) (CC and) (NNS lawfulness)) (PP (IN in) (NP (NN nature))))) (, ,) (NP (NP (DT a) (NN condition)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (NP (NN nature) (POS 's)) (NN reality)) (VP (MD can) (VP (VB be) (VP (ADVP (RB objectively)) (VBN understood) (, ,) (PP (IN without) (SBAR (WHNP (WDT which)) (S (NP (NP (DT the) (NN pursuit)) (PP (IN of) (NP (JJ scientific) (NN knowledge)))) (VP (MD would) (VP (VB be) (ADJP (JJ useless)))))))))))))) (. .)))
Naturalism implies a unity and lawfulness in nature, a condition in which nature's reality can be objectively understood, without which the pursuit of scientific knowledge would be useless.
(ROOT (S (NP (NP (DT A) (NN statement)) (SBAR (WHNP (WDT that)) (S (VP (VBZ describes) (SBAR (WHNP (WP what)) (S (ADVP (RB always)) (VP (VBZ happens) (PP (IN under) (NP (NP (JJ certain) (NNS conditions)) (PP (IN in) (NP (NN nature)))))))))))) (VP (VBZ is) (ADVP (RB also)) (VP (VBN known) (PP (IN as) (NP (JJ scientific) (NN law))))) (. .)))