About: http://webisa.webdatacommons.org/121019757

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	At the moment you are using mysql_real_escape_string() on all of the $_POST vars but if you know the value you want is an integer you should use intval().
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com