About: http://webisa.webdatacommons.org/449895310

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Presumably they must also accept commands to do things such as adjust the gain or perhaps the pickup pattern (assuming we are still using pressure-gradient microphones by then).
http://www.w3.org/ns/prov#wasQuotedFrom	aes.org