( ( ( 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 carbohydrates)))) (VP (VBZ provides) (NP (NP (CD four) (NNS calories)) (PP (IN of) (NP (NN energy))))) (. .)))