About: http://webisa.webdatacommons.org/46658580

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	towers and various types of catapults such as the mangonel, onager,
http://www.w3.org/ns/prov#wasQuotedFrom	medievalwarfare.info