About: http://webisa.webdatacommons.org/377016307

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	But efforts to have non-specialists, such as journalists, regularly take part in US space flights were put on hold after the death of teacher Christa McAuliffe in the Challenger disaster in 1986.
http://www.w3.org/ns/prov#wasQuotedFrom	moneyweek.com