( ( Between ( ( ( the nucleus ) and ) ( the ( orbiting electrons ) ) ) ) ( there ( ( is nothing ) . ) ) )
(ROOT (S (PP (IN Between) (NP (NP (DT the) (NN nucleus)) (CC and) (NP (DT the) (VBG orbiting) (NNS electrons)))) (NP (EX there)) (VP (VBZ is) (NP (NN nothing))) (. .)))
Between the nucleus and the orbiting electrons there is nothing.
(ROOT (S (NP (NP (DT The) (NN electron)) (VP (VBN released) (PP (IN during) (NP (JJ beta) (NN decay))))) (VP (VBZ is) (RB not) (NP (NP (DT an) (JJ orbital) (NN electron)) (PP (CC but) (NP (NP (DT an) (NN electron)) (SBAR (WHNP (WP$ whose) (NNS origin)) (S (VP (VBD was) (PP (IN in) (NP (DT the) (NN nucleus)))))))))) (. .)))