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<http://dbpedia.org/resource/Electromagnetic_spectrum>	<http://xmlns.com/foaf/0.1/depiction>	<http://commons.wikimedia.org/wiki/Special:FilePath/Light_spectrum.svg> .
<http://dbpedia.org/resource/Electromagnetic_spectrum>	<http://www.w3.org/2000/01/rdf-schema#comment>	"The electromagnetic spectrum is the range of all possible frequencies of electromagnetic radiation."@en .
<http://dbpedia.org/resource/Electromagnetic_spectrum>	<http://www.w3.org/2000/01/rdf-schema#seeAlso>	<http://dbpedia.org/resource/History_of_electromagnetic_theory> .