About: http://webisa.webdatacommons.org/85244372

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	The user typically marks a field 220 by filling-in substantially all of the field 220 with a marker such as a pen or pencil, although in some embodiments other markings, such as an ???X??? placed in the field 220, may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com