( ( ( ( ( Define ( force ( , ( ( pressure and ) area ) ) ) ) , ) and ) ( explain ( ( the relationship ) ( of ( ( those elements ) ( in ( a ( hydraulic system ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VP (VB Define) (NP (NN force) (, ,) (NN pressure) (CC and) (NN area))) (, ,) (CC and) (VP (VB explain) (NP (NP (DT the) (NN relationship)) (PP (IN of) (NP (NP (DT those) (NNS elements)) (PP (IN in) (NP (DT a) (JJ hydraulic) (NN system)))))))) (. .)))
Define force, pressure and area, and explain the relationship of those elements in a hydraulic system.
(ROOT (S (NP (NN Pressure)) (VP (VBZ is) (VP (VBN defined) (PP (IN in) (NP (NN physics))) (PP (IN as) (NP (NP (DT the) (NN amount)) (PP (IN of) (NP (NP (NN force)) (VP (VBG pushing) (PP (IN against) (NP (DT a) (VBN given) (NN area)))))))))) (. .)))