About: http://webisa.webdatacommons.org/164470862

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	Section 7304 specifies, that before a merchant mariner's document is noted to specify that the individual is a U.S. citizen, the individual must provide satisfactory proof that he is a citizen.
http://www.w3.org/ns/prov#wasQuotedFrom	house.gov