( ( With ( high ( fat diets ) ) ) ( , ( calories ( ( add ( ( up quickly ) ( because ( fat ( provides ( ( nine calories ) ( per ( gram ( -LRB- ( ( ( ( protein and ) carbohydrate ) ( each ( supply ( ( four calories ) ( per gram ) ) ) ) ) -RRB- ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN With) (NP (JJ high) (JJ fat) (NNS diets))) (, ,) (NP (NNS calories)) (VP (VBP add) (ADVP (ADVP (RB up) (RB quickly)) (SBAR (IN because) (S (NP (NN fat)) (VP (VBZ provides) (NP (NP (CD nine) (NNS calories)) (PP (IN per) (NP (NP (NN gram)) (PRN (-LRB- -LRB-) (NP (NP (NN protein) (CC and) (NN carbohydrate)) (SBAR (S (NP (DT each)) (VP (VBP supply) (NP (NP (CD four) (NNS calories)) (PP (IN per) (NP (NN gram)))))))) (-RRB- -RRB-)))))))))) (. .)))
With high fat diets, calories add up quickly because fat provides nine calories per gram (protein and carbohydrate each supply 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))))) (. .)))