About: http://webisa.webdatacommons.org/304121934

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 Portuguese crown appropriated the best cannon technology available in Europe, particularly the new, more durable and far more accurate bronze cannon developed in Central Europe, replacing the older, less accurate cast-iron cannon.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org