About: http://webisa.webdatacommons.org/250889004

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	Jump forward about 100 years and people crossing a particularly dangerous street in Berkeley, California were able to grab a flag from holders on either side to waive as they cross it???
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com