( ( ( 477 One ) ( with ( more motion ) ) ) ( ( exerts ( more force ) ) . ) )
(ROOT (S (NP (NP (CD 477) (CD One)) (PP (IN with) (NP (JJR more) (NN motion)))) (VP (VBZ exerts) (NP (JJR more) (NN force))) (. .)))
477 One with more motion exerts more force.
(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))))))))))) (. .)))