About: http://webisa.webdatacommons.org/136334293

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	Key fields are also used in relational databases to maintain the structural integrity of your tables, helping you to avoid problems such as duplicate records and conflicting values in fields (see primary key and foreign key).
http://www.w3.org/ns/prov#wasQuotedFrom	geekgirls.com