( ( ( ( ( An accomplishment ) , ) ( ( which , ) ( were ( it ( to ( be realized ) ) ) ) ) ) , ) ( ( would ( ( ( render ( history rational ) ) ( in ( the ( same ( scientific sense ) ) ) ) ) ( that ( Newton ( had ( applied ( to ( ( physics and ) science ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT An) (NN accomplishment)) (, ,) (SBAR (WHNP (WDT which)) (, ,) (S (VP (VBD were) (S (NP (PRP it)) (VP (TO to) (VP (VB be) (VP (VBN realized)))))))) (, ,)) (VP (MD would) (VP (VB render) (NP (NN history) (JJ rational)) (PP (IN in) (NP (DT the) (JJ same) (JJ scientific) (NN sense))) (SBAR (IN that) (S (NP (NNP Newton)) (VP (VBD had) (VP (VBN applied) (PP (TO to) (NP (NN physics) (CC and) (NN science))))))))) (. .)))
An accomplishment, which, were it to be realized, would render history rational in the same scientific sense that Newton had applied to physics and science.
(ROOT (S (PP (IN In) (NP (NN science))) (, ,) (NP (NP (NN something)) (SBAR (WHNP (WDT that)) (S (ADVP (RB always)) (VP (VBZ applies) (PP (IN under) (NP (DT the) (JJ same) (NNS conditions))))))) (VP (VBZ is) (VP (VBN called) (NP (DT a) (JJ scientific) (NN law)))) (. .)))