( ( neutron ( ( a particle ) ( inside ( ( the nucleus ) ( of ( ( an atom ) ( that ( ( ( is neutral ) and ) ( has ( no charge ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB neutron) (NP (NP (DT a) (NN particle)) (PP (IN inside) (NP (NP (DT the) (NN nucleus)) (PP (IN of) (NP (NP (DT an) (NN atom)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBZ is) (ADJP (JJ neutral))) (CC and) (VP (VBZ has) (NP (DT no) (NN charge)))))))))))) (. .)))
neutron a particle inside the nucleus of an atom that is neutral and has no charge.
(ROOT (S (NP (NNS Neutrons)) (VP (VBP are) (ADVP (RB electrically)) (ADJP (JJ neutral))) (. .)))