( Carbohydrates ( ( include ( both ( ( starches and ) sugars ) ) ) . ) )
(ROOT (S (NP (NNS Carbohydrates)) (VP (VBP include) (NP (CC both) (NNS starches) (CC and) (NNS sugars))) (. .)))
Carbohydrates include both starches and sugars.
(ROOT (S (NP (NNS Carbohydrates)) (VP (VBP are) (NP (NP (DT an) (JJ important) (NN group)) (PP (IN of) (NP (JJ biological) (NNS molecules))) (SBAR (WHNP (WDT that)) (S (VP (VBZ includes) (NP (NNS sugars) (CC and) (NNS starches))))))) (. .)))