( ( For example ) ( , ( ( a ( light bulb ) ) ( ( ( converts ( electrical energy ) ) ( into ( heat ( and ( light energy ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN For) (NP (NN example))) (, ,) (NP (DT a) (JJ light) (NN bulb)) (VP (VBZ converts) (NP (JJ electrical) (NN energy)) (PP (IN into) (NP (NN heat) (CC and) (NN light) (NN energy)))) (. .)))
For example, a light bulb converts electrical energy into heat and light energy.
(ROOT (S (NP (DT A) (JJ light) (NN bulb)) (VP (VBZ converts) (NP (JJ electrical) (NN energy)) (PP (TO to) (NP (JJ light) (CC and) (JJ thermal) (NN energy)))) (. .)))