About: http://webisa.webdatacommons.org/44507385

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	- I know that the African American Historical Society has recognized those trees and there is a plaque.
http://www.w3.org/ns/prov#wasQuotedFrom	sf-planning.org