About: http://webisa.webdatacommons.org/431856504

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	One was the election of the first African American president of the United States???an event long considered unthinkable considering the U.S.???s long history of African slavery, segregation and other forms of racism.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com