( ( elastic ( potential = ) ) ( ( > kinetic ) ( = ( > ( electrical energy ) ) ) ) )
(ROOT (S (NP (JJ elastic) (JJ potential) (NNS =)) (VP (VBP >) (ADJP (JJ kinetic)) (S (VP (SYM =) (NP (JJ >) (JJ electrical) (NN energy)))))))
elastic potential => kinetic => electrical energy
(ROOT (S (NP (DT The) (ADJP (NN term) (JJ elastic)) (JJ potential) (NN energy)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (S (NP (JJ potential) (NN energy)) (ADJP (JJ due) (PP (TO to) (NP (NP (DT an) (NN object) (POS 's)) (NN shape)))))))))) (. .)))