About: http://webisa.webdatacommons.org/199503491

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	\pgfcalendarifdate{2012-12-31+#1}{weekend}% Test if it is a weekend
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com