sentence1_binary_parse: ( ( An ( electric motor ) ) ( ( ( converts ( electrical energy ) ) ( to ( kinetic energy ) ) ) . ) )
sentence1_parse: (ROOT (S (NP (DT An) (JJ electric) (NN motor)) (VP (VBZ converts) (NP (JJ electrical) (NN energy)) (PP (TO to) (NP (JJ kinetic) (NN energy)))) (. .)))
sentence1: An electric motor converts electrical energy to kinetic energy.
sentence2_parse: (ROOT (S (NP (NNP Electric) (NNS motors)) (VP (VB transform) (NP (JJ electrical) (NN energy)) (PP (IN into) (NP (JJ kinetic) (NN energy)))) (. .)))
sentence2: Electric motors transform electrical energy into kinetic energy.