Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Langsversterking-nl#Sense
Επιμήκης ενίσχυση-el#Sense
Longitudinal strengthening-en#Sense
Renfort longitudinal-fr#Sense
Laengsverstaerkung-de#Sense
Langskibs-forstærkning-da#Sense