diff -r 88d675d5e27e -r 6b45fd23e4a0 src/p4l/models/data.py
--- a/src/p4l/models/data.py	Mon Sep 02 16:27:06 2013 +0200
+++ b/src/p4l/models/data.py	Mon Sep 02 16:40:28 2013 +0200
@@ -19,18 +19,18 @@
 
 class ProjectName(P4lModel):
     uri = models.URLField(max_length=2048, unique=True, db_index=True) 
-    label = models.CharField(max_length=2048, blank=False, null=False, db_index=True)
-    acronym = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:acronym        # 
-    class Meta(P4lModel.Meta):
-        unique_together = ['label', 'acronym']
+#    label = models.CharField(max_length=2048, blank=False, null=False, db_index=True)
+#    acronym = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:acronym        # 
+#    class Meta(P4lModel.Meta):
+#        unique_together = ['label', 'acronym']
 
 
 class CorporateAuthor(P4lModel):
     uri = models.URLField(max_length=2048, unique=True, db_index=True)
-    label = models.CharField(max_length=2048, blank=True, null=True, db_index=True)
-    acronym = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:acronym    
-    class Meta(P4lModel.Meta):
-        unique_together = ['label','acronym']
+#    label = models.CharField(max_length=2048, blank=True, null=True, db_index=True)
+#    acronym = models.CharField(max_length=2048, blank=True, null=True, db_index=True) #iiep:acronym    
+#    class Meta(P4lModel.Meta):
+#        unique_together = ['label','acronym']
 
 class Url(P4lModel):
     record = models.ForeignKey('p4l.Record', related_name="urls", db_index=True)
@@ -41,16 +41,16 @@
 
 class Subject(P4lModel):
     uri = models.URLField(max_length=2048, unique=True, db_index=True)
-    label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
+    #label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
 
 class Theme(P4lModel):
     uri = models.URLField(max_length=2048, unique=True, db_index=True)
-    label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
+    #label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
 
 
 class Country(P4lModel):
     uri = models.URLField(max_length=2048, unique=True, db_index=True)
-    label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
+    #label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
 
 
 class Isbn(P4lModelLang):
@@ -68,7 +68,7 @@
 
 class Language(P4lModel):
     uri = models.URLField(max_length=2048, unique=True, db_index=True)
-    label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
+    #label = models.CharField(max_length=2048, blank=True, null=True, db_index=True) # filled from sparql request after import
 
 class BaseTitle(P4lModelLang):
     title = models.CharField(max_length=2048, blank=False, null=False, db_index=True)