( ( CG ( -LRB- ( e -RRB- ) ) ) ( ( ( ( Number ( all ( the ( carbon ( and ( nitrogen atoms ) ) ) ) ) ) ( in ( the drawing ) ) ) ( according ( to ( ( the conventions ) ( for ( nucleic acids ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP CG)) (PRN (-LRB- -LRB-) (X (SYM e)) (-RRB- -RRB-))) (VP (VBD Number) (NP (PDT all) (DT the) (NN carbon) (CC and) (NN nitrogen) (NNS atoms)) (PP (IN in) (NP (DT the) (NN drawing))) (PP (VBG according) (PP (TO to) (NP (NP (DT the) (NNS conventions)) (PP (IN for) (NP (JJ nucleic) (NNS acids))))))) (. .)))
CG (e) Number all the carbon and nitrogen atoms in the drawing according to the conventions for nucleic acids.
(ROOT (S (NP (NNS Amines)) (VP (VBP are) (VP (VBN classified) (PP (VBG according) (PP (TO to) (NP (NP (DT the) (NN number)) (PP (IN of) (NP (NP (NN carbon) (NNS atoms)) (VP (VBG bonded) (ADVP (RB directly)) (PP (TO to) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (JJ nitrogen) (NN atom))))))))))) (. .)))