( ( Neutrons ( -- ( ( neutrally ( charged ( particles ( that ( help ( ( make up ) ( part ( of ( ( an ( atom 's ) ) nucleus ) ) ) ) ) ) ) ) ) -- ) ) ) ( ( have ( a ( handy ( ability ( to ( penetrate materials ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNS Neutrons)) (PRN (: --) (VP (ADVP (RB neutrally)) (VBN charged) (NP (NP (NNS particles)) (SBAR (WHNP (WDT that)) (S (VP (VBP help) (VP (VB make) (PRT (RP up)) (NP (NP (NN part)) (PP (IN of) (NP (NP (DT an) (NN atom) (POS 's)) (NN nucleus)))))))))) (: --))) (VP (VBP have) (NP (DT a) (JJ handy) (NN ability) (S (VP (TO to) (VP (VB penetrate) (NP (NNS materials))))))) (. .)))
Neutrons--neutrally charged particles that help make up part of an atom's nucleus--have a handy ability to penetrate materials.
(ROOT (S (NP (DT A) (NN neutron)) (VP (VBZ has) (NP (ADJP (JJ neutral) (CC or) (DT no)) (NN charge))) (. .)))