Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Partido Social-Democrata-pt#Sense
Parti social-démocrate-fr#Sense
Social Democratic Party-en#Sense
Partido Socialdemócrata-es#Sense
Partito socialdemocratico-it#Sense
A-fr#Sense
SDP-en#Sense