About: http://webisa.webdatacommons.org/101172877

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	I have not tried them yet as most of my sailing is in conditions where water is coming from everywhere anyway.
http://www.w3.org/ns/prov#wasQuotedFrom	hobiecat.com