Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/48
Is Reference of Seeschiffsverkehr-de#Sense
Navegação marítima-pt#Sense
Navigation maritime-fr#Sense
Seeschiffahrt-de#Sense
Navigation en haute mer-fr#Sense
Navigation de haute mer-fr#Sense