( ( Remember ( that ( ( ( one gram ) ( of protein ) ) ( is ( equal ( to ( 4 calories ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Remember) (SBAR (IN that) (S (NP (NP (CD one) (NN gram)) (PP (IN of) (NP (NN protein)))) (VP (VBZ is) (ADJP (JJ equal) (PP (TO to) (NP (CD 4) (NNS calories)))))))) (. .)))
Remember that one gram of protein is equal to 4 calories.
(ROOT (S (NP (NP (CD One) (NN gram)) (PP (IN of) (NP (NN sugar) (CC or) (NN starch)))) (VP (VBZ provides) (NP (NP (CD 4) (NNS calories)) (PP (IN of) (NP (NN energy))))) (. .)))