( ( The glycerol ) ( ( is ( ( a ( three ( carbon compound ) ) ) ( attached ( to ( one ( of ( ( ( ( the carbons ) ( is ( the nitrogen ) ) ) and ) ( ( ( ( phosphate groups ) , ) ( attached ( to ( ( the ( other ( two carbons ) ) ) ( of ( the ( glycerol molecule ) ) ) ) ) ) ) ( are ( the ( two ( hydrocarbon tails ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN glycerol)) (VP (VBZ is) (NP (NP (DT a) (CD three) (NN carbon) (NN compound)) (VP (VBN attached) (PP (TO to) (NP (NP (CD one)) (PP (IN of) (S (S (NP (DT the) (NNS carbons)) (VP (VBZ is) (NP (DT the) (NN nitrogen)))) (CC and) (S (NP (NP (JJ phosphate) (NNS groups)) (, ,) (VP (VBN attached) (PP (TO to) (NP (NP (DT the) (JJ other) (CD two) (NNS carbons)) (PP (IN of) (NP (DT the) (JJ glycerol) (NN molecule))))))) (VP (VBP are) (NP (DT the) (CD two) (NN hydrocarbon) (NNS tails))))))))))) (. .)))
The glycerol is a three carbon compound attached to one of the carbons is the nitrogen and phosphate groups , attached to the other two carbons of the glycerol molecule are the two hydrocarbon tails.
(ROOT (S (NP (DT A) (NN lipid)) (VP (VBZ is) (NP (NP (CD one)) (PP (IN of) (NP (NP (DT a) (ADJP (RB highly) (JJ diverse)) (NN group)) (PP (IN of) (NP (NP (NNS compounds)) (VP (VBN made) (PRT (RP up)) (ADVP (RB mostly))))) (PP (IN of) (NP (NNS hydrocarbons))))))) (. .)))