About: http://webisa.webdatacommons.org/283755714

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	They are intended to be used by a map reader while on the water and so the fact that they float is a bonus!
http://www.w3.org/ns/prov#wasQuotedFrom	cartographersguild.com