About: http://webisa.webdatacommons.org/280706575

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	The Rock is a purple and white quartzite boulder located on Northwestern University???s campus that dates from hundreds of years ago.
http://www.w3.org/ns/prov#wasQuotedFrom	umterps.com