( ( The neutron ) ( ( is ( ( a constituent ) ( of ( ( the ( atomic nucleus ) ) ( along ( with ( the proton ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN neutron)) (VP (VBZ is) (NP (NP (DT a) (NN constituent)) (PP (IN of) (NP (NP (DT the) (JJ atomic) (NN nucleus)) (ADVP (IN along) (PP (IN with) (NP (DT the) (NN proton)))))))) (. .)))
The neutron is a constituent of the atomic nucleus along with the proton.
(ROOT (S (NP (NP (DT The) (NN atom)) (PP (IN in) (NP (DT a) (NN neutron)))) (VP (VBZ is) (VP (VBN found) (PP (IN in) (NP (DT the) (DT the) (NN nucleus))))) (. .)))