About: http://webisa.webdatacommons.org/30564005

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	For example, each servo frame 111 of a conventional magnetic disk 110 retains a preamble, a servo mark, gray/sector information (head information), a position burst, a post code and other information.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com