( It ( ( combines ( with ( ( ( ( glucose , ) carbohydrates ) , ) ( ( whatever , ) ( to ( produce alcohol ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ combines) (PP (IN with) (NP (NP (NN glucose)) (, ,) (NP (NNS carbohydrates)) (, ,) (SBAR (WHNP (WDT whatever)) (, ,) (S (VP (TO to) (VP (VB produce) (NP (NN alcohol))))))))) (. .)))
It combines with glucose, carbohydrates, whatever, to produce alcohol.
(ROOT (S (NP (NNP Glucose)) (VP (VBZ is) (NP (NP (DT a) (NN carbohydrate)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN produced) (PP (IN by) (NP (NN photosynthesis))))))))) (. .)))