About: http://webisa.webdatacommons.org/442627331

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	According to Jones, I have a dream was a phrase previously used by King during other public speaking engagements, and it had never quite caught on.
http://www.w3.org/ns/prov#wasQuotedFrom	christianpost.com