About: http://webisa.webdatacommons.org/136798432

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	??? Saturday, March 22, dusk ??? Western Colorado Astronomy Club???s Messier Marathon is an attempt to find a number of objects in the sky that were catalogued by French astronomer Charles Messier during the late 18th century.
http://www.w3.org/ns/prov#wasQuotedFrom	gjsentinel.com