About: http://webisa.webdatacommons.org/166943331

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	When the Soviet revisionist authorities occupied Czechoslovakia by military force in August 1968, demonstrations and protest meetings took place in Moscow, Leningrad, Kharkov, New Siberia and other cities.
http://www.w3.org/ns/prov#wasQuotedFrom	massline.org