( ( According ( to ( the NOF ) ) ) ( , ( ( ( ( four components ) ( to prevention ) ) ( of osteoporosis ) ) ( ( are ( ( a ( balanced diet ) ) ( rich ( in ( ( calcium and ) ( vitamin D ) ) ) ) ) ) ; ) ) ) )
(ROOT (S (PP (VBG According) (PP (TO to) (NP (DT the) (NNP NOF)))) (, ,) (NP (NP (CD four) (NNS components)) (PP (TO to) (NP (NN prevention))) (PP (IN of) (NP (NN osteoporosis)))) (VP (VBP are) (NP (NP (DT a) (JJ balanced) (NN diet)) (ADJP (JJ rich) (PP (IN in) (NP (NP (NN calcium)) (CC and) (NP (NNP vitamin) (NNP D))))))) (: ;)))
According to the NOF, four components to prevention of osteoporosis are a balanced diet rich in calcium and vitamin D;
(ROOT (S (NP (NP (DT A) (NN diet)) (ADJP (JJ rich) (PP (IN in) (NP (NN calcium) (CC and) (NN vitamin) (NNS d))))) (VP (MD may) (VP (VB reduce) (NP (NP (DT the) (NN risk)) (PP (IN of) (NP (NN osteoporosis) (CC and) (JJ related) (NN bone) (NNS fractures)))))) (. .)))