( ( To ( ( assist ( the membership ) ) ( in ( ( calculating ( ( the percentage ) ( of calories ) ) ) ( from ( protein ( contained ( in ( a ( particular supplement ) ) ) ) ) ) ) ) ) ) ( , ( ( the subcommittee ) ( ( noted ( that ( ( ( one gram ) ( of protein ) ) ( equals ( four calories ) ) ) ) ) . ) ) ) )
(ROOT (S (S (VP (TO To) (VP (VB assist) (NP (DT the) (NN membership)) (PP (IN in) (S (VP (VBG calculating) (NP (NP (DT the) (NN percentage)) (PP (IN of) (NP (NNS calories)))) (PP (IN from) (NP (NP (NN protein)) (VP (VBN contained) (PP (IN in) (NP (DT a) (JJ particular) (NN supplement)))))))))))) (, ,) (NP (DT the) (NN subcommittee)) (VP (VBD noted) (SBAR (IN that) (S (NP (NP (CD one) (NN gram)) (PP (IN of) (NP (NN protein)))) (VP (VBZ equals) (NP (CD four) (NNS calories)))))) (. .)))
To assist the membership in calculating the percentage of calories from protein contained in a particular supplement, the subcommittee noted that one gram of protein equals four calories.
(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))))) (. .)))