( Carbon ( ( has ( ( ( six protons ) and ) ( six electrons ) ) ) . ) )
(ROOT (S (NP (NNP Carbon)) (VP (VBZ has) (NP (NP (CD six) (NNS protons)) (CC and) (NP (CD six) (NNS electrons)))) (. .)))
Carbon has six protons and six electrons.
(ROOT (S (NP (DT All) (NN carbon) (NNS atoms)) (VP (VBP have) (NP (CD six) (NNS protons))) (. .)))