About: http://webisa.webdatacommons.org/433609318

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	. Armstrong appeared before kings, queens, emperors, prime ministers, presidents and other heads of state and dignitaries.
http://www.w3.org/ns/prov#wasQuotedFrom	rcg.org