About: http://webisa.webdatacommons.org/234627583

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	$pod->error - 0 or WWW::WolframAlpha::Error, tells whether there was an error or not
http://www.w3.org/ns/prov#wasQuotedFrom	cpan.org