( ( ( Different types ) ( of ( electromagnetic waves ) ) ) ( ( have ( different frequencies ) ) . ) )
(ROOT (S (NP (NP (JJ Different) (NNS types)) (PP (IN of) (NP (JJ electromagnetic) (NNS waves)))) (VP (VBP have) (NP (JJ different) (NNS frequencies))) (. .)))
Different types of electromagnetic waves have different frequencies.
(ROOT (S (NP (DT The) (JJ electromagnetic) (NN spectrum)) (VP (VBZ represents) (NP (NP (DT the) (JJ full) (NN range)) (PP (IN of) (NP (NP (NN frequency)) (PP (IN of) (NP (JJ electromagnetic) (NNS waves))))))) (. .)))