( ( In ( ( the ( first law ) ) ( of energy ) ) ) ( , ( ( ( ( energy ( can ( be ( ( changed ( from ( one form ) ) ) ( into another ) ) ) ) ) but ) ( it ( ( can not ) ( be ( ( created or ) destroyed ) ) ) ) ) . ) ) )
(ROOT (S (PP (IN In) (NP (NP (DT the) (JJ first) (NN law)) (PP (IN of) (NP (NN energy))))) (, ,) (S (NP (NN energy)) (VP (MD can) (VP (VB be) (VP (VBN changed) (PP (IN from) (NP (CD one) (NN form))) (PP (IN into) (NP (DT another))))))) (CC but) (S (NP (PRP it)) (VP (MD can) (RB not) (VP (VB be) (VP (VBN created) (CC or) (VBN destroyed))))) (. .)))
In the first law of energy, energy can be changed from one form into another but it cannot be created or destroyed.
(ROOT (S (NP (NNP Energy) (PRP it)) (VP (MD can) (RB not) (VP (VB be) (VP (VBN destroyed)))) (. .)))