About: http://webisa.webdatacommons.org/218973469

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	This raises a serious issue where programmers coming from the more strongly-typed languages such as Java and C# may not be aware of the implications of PHP's behaviour (such as those you have described).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com