( However ( , ( ( ( ( fructose , ) ( ( the sugar ) ( in fruit ) ) ) , ) ( ( has ( little effect ) ) . ) ) ) )
(ROOT (S (ADVP (RB However)) (, ,) (NP (NP (NN fructose)) (, ,) (NP (NP (DT the) (NN sugar)) (PP (IN in) (NP (NN fruit)))) (, ,)) (VP (VBZ has) (NP (JJ little) (NN effect))) (. .)))
However, fructose, the sugar in fruit, has little effect.
(ROOT (S (NP (NNP Fructose)) (VP (VBZ is) (NP (NP (DT a) (NN sugar)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN found) (PP (IN in) (NP (NNS fruits))))))))) (. .)))