( ( In ( the ( Hydrogen atom ) ) ) ( ( the electrons ) ( ( ( jump ( from ( one electron ) ) ) ( to ( the other ) ) ) . ) ) )
(ROOT (S (PP (IN In) (NP (DT the) (NNP Hydrogen) (NN atom))) (NP (DT the) (NNS electrons)) (VP (VBP jump) (PP (IN from) (NP (CD one) (NN electron))) (PP (TO to) (NP (DT the) (JJ other)))) (. .)))
In the Hydrogen atom the electrons jump from one electron to the other.
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (CD one) (NNS electrons)) (PP (IN in) (NP (DT the) (NN hydrogen) (NN atom))))) (. .)))