( It ( ( might ( ( ( ( be , ) ( for example ) ) , ) ( that ( ( ( the ratio ) ( of ( sugar ( to water ) ) ) ) ( ( is also ) ( ( a factor ) ( in ( ( the rate ) ( of dissolving ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (MD might) (VP (VB be) (, ,) (PP (IN for) (NP (NN example))) (, ,) (SBAR (IN that) (S (NP (NP (DT the) (NN ratio)) (PP (IN of) (NP (NP (NN sugar)) (PP (TO to) (NP (NN water)))))) (VP (VBZ is) (ADVP (RB also)) (NP (NP (DT a) (NN factor)) (PP (IN in) (NP (NP (DT the) (NN rate)) (PP (IN of) (S (VP (VBG dissolving)))))))))))) (. .)))
It might be, for example, that the ratio of sugar to water is also a factor in the rate of dissolving.
(ROOT (S (NP (NP (NNP Sugar) (NNS crystals)) (VP (VBG dissolving) (PP (IN in) (NP (NN water))))) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (NP (DT the) (NN formation)) (PP (IN of) (NP (DT a) (NN mixture))))))) (. .)))