( ( To ( be ( able ( to ( describe ( ( the Laws ) ( of Nature ) ) ) ) ) ) ) . )
(ROOT (S (VP (TO To) (VP (VB be) (ADJP (JJ able) (S (VP (TO to) (VP (VB describe) (NP (NP (DT the) (NNPS Laws)) (PP (IN of) (NP (NNP Nature)))))))))) (. .)))
To be able to describe the Laws of Nature .
(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))))) (. .)))