About: http://webisa.webdatacommons.org/406978778

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 is, however, sure to produce deadlock whenever, for some reason, one of the threads cannot complete to the point where it writes the result to its MVar - or, in other words, if the getURL action throws exceptions.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com