Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Lisse-fr#Sense
Slät-sv#Sense
Smooth-en#Sense
Liscio-it#Sense
Liso-es#Sense
Sileä-fi#Sense
Liso-pt#Sense
Glat-da#Sense
Glatt-de#Sense
Glad-nl#Sense
Λείος-el#Sense