About: http://webisa.webdatacommons.org/204794407

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	Additional sections include historical notes for the different types of machines, warnings and safety suggestions, tuning tips, notes on scaling, tools and techniques and additional notes on even more kinds of catapults.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com