( ( The ( Lewis ( Structure Carbon ) ) ) ( ( has ( four ( valence electrons ) ) ) . ) )
(ROOT (S (NP (DT The) (NNP Lewis) (NNP Structure) (NNP Carbon)) (VP (VBZ has) (NP (CD four) (JJ valence) (NNS electrons))) (. .)))
The Lewis Structure Carbon has four valence electrons.
(ROOT (S (NP (NNP Carbon)) (VP (VBZ has) (NP (CD four) (JJ valence) (NNS electrons))) (. .)))