<http://webisa.webdatacommons.org/prov/417193330>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/116933121> .
<http://webisa.webdatacommons.org/116933121>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/116933121>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<tvtechnology.com> .
<http://webisa.webdatacommons.org/116933121>	<http://www.w3.org/ns/prov#value>	"The metadata he is referring to are instructions about how to play back the program audio in various listening environments, for example home theater, from the home TV set's own speaker system, through headphones, and so forth." .