( ( in electrochemistry ) ( , ( ( the movement ) ( ( is ( produced ( by ( chemical reactions ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN in) (NP (NN electrochemistry))) (, ,) (NP (DT the) (NN movement)) (VP (VBZ is) (VP (VBN produced) (PP (IN by) (NP (NN chemical) (NNS reactions))))) (. .)))
in electrochemistry, the movement is produced by chemical reactions.
(ROOT (S (NP (NNP Electrochemistry)) (VP (VBZ is) (NP (NP (DT the) (NN study)) (PP (IN of) (NP (NP (DT the) (NN relationship)) (PP (IN between) (NP (NN electricity) (CC and) (NN chemical) (NNS reactions))))))) (. .)))