( ( Energy ( of motion ) ) ( ( is ( called ( kinetic energy ) ) ) . ) )
(ROOT (S (NP (NP (NNP Energy)) (PP (IN of) (NP (NN motion)))) (VP (VBZ is) (VP (VBN called) (NP (JJ kinetic) (NN energy)))) (. .)))
Energy of motion is called kinetic energy .
(ROOT (S (NP (JJ Kinetic) (NN energy)) (VP (VBZ is) (NP (NP (DT the) (NN energy)) (PP (IN of) (NP (NN motion))))) (. .)))
Kinetic energy is the energy of motion.