<http://dbpedia.org/resource/Digital_Multiplex_System>	<http://purl.org/dc/terms/subject>	<http://dbpedia.org/resource/Category:Nortel_products> .
<http://dbpedia.org/resource/Digital_Multiplex_System>	<http://purl.org/dc/terms/subject>	<http://dbpedia.org/resource/Category:Telephone_exchange_equipment> .
<http://dbpedia.org/resource/Digital_Multiplex_System>	<http://www.w3.org/2000/01/rdf-schema#label>	"Digital Multiplex System"@en .
<http://dbpedia.org/resource/Digital_Multiplex_System>	<http://purl.org/dc/terms/subject>	<http://dbpedia.org/resource/Category:Multiplexing> .
<http://dbpedia.org/resource/Digital_Multiplex_System>	<http://purl.org/dc/terms/subject>	<http://dbpedia.org/resource/Category:Nortel> .
<http://dbpedia.org/resource/Digital_Multiplex_System>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://dbpedia.org/resource/Name> .