About: http://webisa.webdatacommons.org/384133442

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 an American boat crosses the national boundaries of the United States to visit a foreign port, or a foreign-yacht visits an American port, certain customs, immigration, and other regulations must be obeyed.
http://www.w3.org/ns/prov#wasQuotedFrom	usps.org