About: http://webisa.webdatacommons.org/326556941

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	What Bertha shared was a letter, written by her mother Elvira, that recalls her memories of her parents' role as abolitionists.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com