About: http://webisa.webdatacommons.org/375380495

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	The Koryo kings then fell under the influence of the Mongols, and Korea profited from exchange with the Yuan in which new technologies including cotton, gunpowder, astronomy, calendar making, and celestial clocks were introduced.
http://www.w3.org/ns/prov#wasQuotedFrom	fultonschools.org