( ( ( ( ( it ( is ( ( attracted ( by ( the earth ) ) ) ( as before ) ) ) ) , ) but ) ( ( ( the capacity ) ( of ( this ( gravity ( to ( produce ( ( the motion ) ( of ( the clockwork ) ) ) ) ) ) ) ) ) ( is lost ) ) ) . )
(ROOT (S (S (NP (PRP it)) (VP (VBZ is) (VP (VBN attracted) (PP (IN by) (NP (DT the) (NN earth))) (ADVP (RB as) (RB before))))) (, ,) (CC but) (S (NP (NP (DT the) (NN capacity)) (PP (IN of) (NP (DT this) (NN gravity) (S (VP (TO to) (VP (VB produce) (NP (NP (DT the) (NN motion)) (PP (IN of) (NP (DT the) (NN clockwork)))))))))) (VP (VBZ is) (VP (VBN lost)))) (. .)))
it is attracted by the earth as before, but the capacity of this gravity to produce the motion of the clockwork is lost.
(ROOT (S (NP (NNP Gravity)) (VP (VBZ attracts) (NP (DT the) (NN earth)) (PP (TO to) (NP (DT the) (NN sun)))) (. .)))