About: http://webisa.webdatacommons.org/232188876

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	You should always pass your variables through mysql_real_escape_string especially since you are not even sanitizing the data.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com