Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Oljefälla-sv#Sense
Coletor de óleo-pt#Sense
Olielås-da#Sense
Piège à huile-fr#Sense
Öljynerotin-fi#Sense
Oil trap-en#Sense
Olfalle-de#Sense
Oliefælde-da#Sense
Oljelås-sv#Sense
Olievanger-nl#Sense
Παγίδα λαδιού-el#Sense
Ελαιοπαγίδα-el#Sense
Raccoglitore d'olio-it#Sense