About: http://webisa.webdatacommons.org/368229406

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	Therefor when the input is a string within Zend_Validate_Float, the result can not always be correct.
http://www.w3.org/ns/prov#wasQuotedFrom	zend.com