( ( Neutrons ( have ( no charge ) ) ) ( , ( they ( ( are neutral ) . ) ) ) )
(ROOT (S (S (NP (NNS Neutrons)) (VP (VBP have) (NP (DT no) (NN charge)))) (, ,) (NP (PRP they)) (VP (VBP are) (ADJP (JJ neutral))) (. .)))
Neutrons have no charge, they are neutral.
(ROOT (S (NP (DT A) (NN neutron)) (VP (VBZ has) (NP (ADJP (JJ neutral) (CC or) (DT no)) (NN charge))) (. .)))