About: http://webisa.webdatacommons.org/232981487

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	When tides and the wind are a factor the it is still tricky at best, but practice a little and you will see what I mean.Good Luck!
http://www.w3.org/ns/prov#wasQuotedFrom	boatus.com