( ( ( ( Electromagnetic waves ) and ) charge ) ( ( are ( closely related ) ) . ) )
(ROOT (S (NP (NP (JJ Electromagnetic) (NNS waves)) (CC and) (NP (NN charge))) (VP (VBP are) (ADJP (RB closely) (VBN related))) (. .)))
Electromagnetic waves and charge are closely related.
(ROOT (S (NP (JJ Electromagnetic) (NNS waves)) (VP (VBP are) (VP (VBN created) (PP (IN by) (NP (VBG oscillating) (NNS charges))))) (. .)))