( They ( also ( ( can ( ( ( be ( electrically neutral ) ) , ) ( as ( is ( ( ( the neutron ) or ) ( the neutrino ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (PRP They)) (ADVP (RB also)) (VP (MD can) (VP (VB be) (ADJP (ADVP (RB electrically)) (JJ neutral)) (, ,) (SBAR (IN as) (S (VP (VBZ is) (NP (NP (DT the) (NN neutron)) (CC or) (NP (DT the) (NN neutrino)))))))) (. .)))
They also can be electrically neutral, as is the neutron or the neutrino.
(ROOT (S (NP (NNS Neutrons)) (VP (VBP are) (ADVP (RB electrically)) (ADJP (JJ neutral))) (. .)))