About: http://webisa.webdatacommons.org/445961320

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	After the mid-17th century, the corsairs increasingly took to the seas in large, powerful fleets, each including at least 20 vessels.
http://www.w3.org/ns/prov#wasQuotedFrom	usni.org