( ( ( Carbohydrate and ) protein ) ( ( have ( ( four calories ) ( per gram ) ) ) ; ) )
(ROOT (S (NP (NN Carbohydrate) (CC and) (NN protein)) (VP (VBP have) (NP (NP (CD four) (NNS calories)) (PP (IN per) (NP (NN gram))))) (: ;)))
Carbohydrate and protein have four calories per gram;
(ROOT (S (NP (NP (CD One) (NN gram)) (PP (IN of) (NP (NNS proteins)))) (VP (VBZ provides) (NP (NP (CD four) (NNS calories)) (PP (IN of) (NP (NN energy))))) (. .)))