<http://webisa.webdatacommons.org/50665350>	<http://www.w3.org/ns/prov#value>	"There is no reliable way to tell if a string is a date or not." .
<http://webisa.webdatacommons.org/prov/405680102>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/50665350> .
<http://webisa.webdatacommons.org/50665350>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/497287397>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/50665350> .
<http://webisa.webdatacommons.org/50665350>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<foswiki.org> .