About: http://webisa.webdatacommons.org/4785669

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	Numeral 3 designates openings corresponding to threaded holes for screwing a speaker and numeral 4 is an opening corresponding to an opening to be cut for receiving a projected back portion of the speaker.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com