( Nitrogen ( ( has ( 5 ( valence electrons ) ) ) . ) )
(ROOT (S (NP (NNP Nitrogen)) (VP (VBZ has) (NP (CD 5) (JJ valence) (NNS electrons))) (. .)))
Nitrogen has 5 valence electrons.
(ROOT (S (NP (NNP Nitrogen)) (VP (VBZ has) (NP (CD 5) (JJ valence) (NNS electrons))) (. .)))