( ( which ( is ( ( not only ) ( ( ( ( ( the motion ) ( of ( our bodies ) ) ) , ) but ) ( ( the exertion ) ( of ( ( ( the soul ) , ) ( which ( ( ( directs and ) commands ) ( that motion ) ) ) ) ) ) ) ) ) ) ; )
(ROOT (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (NP (CONJP (RB not) (JJ only)) (NP (NP (DT the) (NN motion)) (PP (IN of) (NP (PRP$ our) (NNS bodies)))) (, ,) (CC but) (NP (NP (DT the) (NN exertion)) (PP (IN of) (NP (NP (DT the) (NN soul)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ directs) (CC and) (VBZ commands) (NP (DT that) (NN motion))))))))))) (: ;)))
which is not only the motion of our bodies, but the exertion of the soul, which directs and commands that motion;
(ROOT (S (NP (NNP Work)) (VP (VBZ is) (VP (VBN done) (SBAR (RB only) (IN if) (S (NP (DT a) (NN force)) (VP (VBZ is) (VP (VBN exerted) (PP (IN in) (NP (NP (DT the) (NN direction)) (PP (IN of) (NP (NN motion))))))))))) (. .)))