diff --git a/Gemfile.lock b/Gemfile.lock
index 508f0c5ce9..ba6792c8c2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -171,6 +171,7 @@ GEM
     aws-sigv4 (1.6.0)
       aws-eventstream (~> 1, >= 1.0.2)
     base64 (0.1.1)
+    bcp47_spec (0.2.1)
     bcrypt (3.1.19)
     bigdecimal (3.0.2)
     bindata (2.4.15)
@@ -234,7 +235,7 @@ GEM
       activerecord (>= 5.a)
       database_cleaner-core (~> 2.0.0)
     database_cleaner-core (2.0.1)
-    datafoodconsortium-connector (1.0.0.pre.alpha.8)
+    datafoodconsortium-connector (1.0.0.pre.alpha.9)
       virtual_assembly-semantizer (~> 1.0, >= 1.0.5)
     date (3.3.3)
     debug (1.8.0)
@@ -363,13 +364,13 @@ GEM
       bindata
       faraday (~> 2.0)
       faraday-follow_redirects
-    json-ld (3.2.5)
+    json-ld (3.3.0)
       htmlentities (~> 4.3)
       json-canonicalization (~> 0.3, >= 0.3.2)
       link_header (~> 0.0, >= 0.0.8)
       multi_json (~> 1.15)
       rack (>= 2.2, < 4)
-      rdf (~> 3.2, >= 3.2.10)
+      rdf (~> 3.3)
     json-schema (3.0.0)
       addressable (>= 2.8)
     json_spec (1.1.5)
@@ -562,7 +563,8 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rdf (3.2.11)
+    rdf (3.3.1)
+      bcp47_spec (~> 0.2)
       link_header (~> 0.0, >= 0.0.8)
     redcarpet (3.6.0)
     redis (4.8.1)
diff --git a/engines/dfc_provider/app/controllers/dfc_provider/enterprise_groups_controller.rb b/engines/dfc_provider/app/controllers/dfc_provider/enterprise_groups_controller.rb
index 55600c1ccd..5163eebe76 100644
--- a/engines/dfc_provider/app/controllers/dfc_provider/enterprise_groups_controller.rb
+++ b/engines/dfc_provider/app/controllers/dfc_provider/enterprise_groups_controller.rb
@@ -17,7 +17,7 @@ module DfcProvider
       group = EnterpriseGroup.find(params[:id])
       address = AddressBuilder.address(group.address)
       enterprise = EnterpriseBuilder.enterprise_group(group)
-      enterprise.addLocalization(address)
+      enterprise.localizations = [address]
       render json: DfcIo.export(enterprise, address)
     end
   end
diff --git a/engines/dfc_provider/app/services/enterprise_builder.rb b/engines/dfc_provider/app/services/enterprise_builder.rb
index a32d63dfcb..46ad5eb2c9 100644
--- a/engines/dfc_provider/app/services/enterprise_builder.rb
+++ b/engines/dfc_provider/app/services/enterprise_builder.rb
@@ -13,10 +13,9 @@ class EnterpriseBuilder < DfcBuilder
       description: enterprise.description,
       vatNumber: enterprise.abn,
       suppliedProducts: supplied_products,
-      catalogItems: catalog_items
-    ).tap do |e|
-      e.addLocalization(address)
-    end
+      catalogItems: catalog_items,
+      localizations: [address],
+    )
   end
 
   def self.enterprise_group(group)
diff --git a/engines/dfc_provider/lib/data_food_consortium/connector/importer.rb b/engines/dfc_provider/lib/data_food_consortium/connector/importer.rb
index b8365cdc8a..4e7d2b289a 100644
--- a/engines/dfc_provider/lib/data_food_consortium/connector/importer.rb
+++ b/engines/dfc_provider/lib/data_food_consortium/connector/importer.rb
@@ -30,13 +30,22 @@ module DataFoodConsortium
         args = Array.new(number_of_required_args)
         type_uri = clazz.new(*args).semanticType
         type_map[type_uri] = clazz
+      end
 
-        # Add support for the old DFC v1.7 URLs:
-        new_type_uri = type_uri.gsub(
+      def self.prefixed_name(uri)
+        # When we skip backwards compatibility, we can just do this:
+        #
+        #     key = RDF::URI.new(uri).pname(prefixes: Context::VERSION_1_8)
+        #
+        # But for now we do it manually.
+        uri.gsub(
           "https://github.com/datafoodconsortium/ontology/releases/latest/download/DFC_BusinessOntology.owl#",
-          "http://static.datafoodconsortium.org/ontologies/DFC_BusinessOntology.owl#"
+          "dfc-b:"
+        ).gsub(
+          # legacy URI
+          "http://static.datafoodconsortium.org/ontologies/DFC_BusinessOntology.owl#",
+          "dfc-b:"
         )
-        type_map[new_type_uri] = clazz
       end
 
       def import(json_string_or_io)
@@ -71,7 +80,8 @@ module DataFoodConsortium
         # Not all subjects have an id, some are anonymous.
         id = type_statement.subject.try(:value)
         type = type_statement.object.value
-        clazz = self.class.type_map[type]
+        key = self.class.prefixed_name(type)
+        clazz = self.class.type_map[key]
 
         clazz.new(*[id].compact)
       end
@@ -84,16 +94,11 @@ module DataFoodConsortium
 
       def apply_statement(statement)
         subject = subject_of(statement)
-        property_id = statement.predicate.value
+        property_uri = statement.predicate.value
         value = resolve_object(statement.object)
 
-        # Backwards-compatibility with old DFC v1.7 ids:
-        unless subject.hasSemanticProperty?(property_id)
-          property_id = property_id.gsub(
-            "http://static.datafoodconsortium.org/ontologies/DFC_BusinessOntology.owl#",
-            "https://github.com/datafoodconsortium/ontology/releases/latest/download/DFC_BusinessOntology.owl#"
-          )
-        end
+        property_id = self.class.prefixed_name(property_uri)
+
         return unless subject.hasSemanticProperty?(property_id)
 
         property = subject.semanticProperty(property_id)
diff --git a/engines/dfc_provider/lib/data_food_consortium/connector/skos_parser.rb b/engines/dfc_provider/lib/data_food_consortium/connector/skos_parser.rb
index 7e3e02fcfa..2cda5b9553 100644
--- a/engines/dfc_provider/lib/data_food_consortium/connector/skos_parser.rb
+++ b/engines/dfc_provider/lib/data_food_consortium/connector/skos_parser.rb
@@ -13,8 +13,7 @@ module DataFoodConsortium
       protected
 
       def createSKOSConcept(element) # rubocop:disable Naming/MethodName
-        concept = DataFoodConsortium::Connector::SKOSConcept.new
-        concept.semanticId = element.id
+        concept = DataFoodConsortium::Connector::SKOSConcept.new(element.id)
         concept.semanticType = element.type
         self.class.concepts[element.id] = concept
         concept
diff --git a/engines/dfc_provider/spec/lib/data_food_consortium/connector/importer_spec.rb b/engines/dfc_provider/spec/lib/data_food_consortium/connector/importer_spec.rb
index 04e9407ce6..a2202db015 100644
--- a/engines/dfc_provider/spec/lib/data_food_consortium/connector/importer_spec.rb
+++ b/engines/dfc_provider/spec/lib/data_food_consortium/connector/importer_spec.rb
@@ -112,7 +112,7 @@ describe DataFoodConsortium::Connector::Importer do
     result = connector.import(product_data)
 
     expect(result).to be_a DataFoodConsortium::Connector::SuppliedProduct
-    expect(result.semanticType).to eq "https://github.com/datafoodconsortium/ontology/releases/latest/download/DFC_BusinessOntology.owl#SuppliedProduct"
+    expect(result.semanticType).to eq "dfc-b:SuppliedProduct"
     expect(result.semanticId).to eq "https://example.net/tomato"
     expect(result.name).to eq "Tomato"
     expect(result.description).to eq "Awesome tomato"
@@ -123,7 +123,7 @@ describe DataFoodConsortium::Connector::Importer do
     result = connector.import(product_data_with_context)
 
     expect(result).to be_a DataFoodConsortium::Connector::SuppliedProduct
-    expect(result.semanticType).to eq "https://github.com/datafoodconsortium/ontology/releases/latest/download/DFC_BusinessOntology.owl#SuppliedProduct"
+    expect(result.semanticType).to eq "dfc-b:SuppliedProduct"
     expect(result.semanticId).to eq "https://example.net/tomato"
     expect(result.name).to eq "Tomato"
     expect(result.description).to eq "Awesome tomato"
@@ -134,7 +134,7 @@ describe DataFoodConsortium::Connector::Importer do
     result = connector.import(product_data_with_context_v1_8)
 
     expect(result).to be_a DataFoodConsortium::Connector::SuppliedProduct
-    expect(result.semanticType).to eq "https://github.com/datafoodconsortium/ontology/releases/latest/download/DFC_BusinessOntology.owl#SuppliedProduct"
+    expect(result.semanticType).to eq "dfc-b:SuppliedProduct"
     expect(result.semanticId).to eq "https://example.net/tomato"
     expect(result.name).to eq "Tomato"
     expect(result.description).to eq "Awesome tomato"
diff --git a/engines/dfc_provider/spec/requests/enterprise_groups_spec.rb b/engines/dfc_provider/spec/requests/enterprise_groups_spec.rb
index cf1d356707..80f734d92e 100644
--- a/engines/dfc_provider/spec/requests/enterprise_groups_spec.rb
+++ b/engines/dfc_provider/spec/requests/enterprise_groups_spec.rb
@@ -33,7 +33,7 @@ describe "EnterpriseGroups", type: :request, swagger_doc: "dfc.yaml", rswag_auto
 
           expect(graph[1]["@type"]).to eq "dfc-b:Enterprise"
           expect(graph[1]).to include(
-            "dfc-b:hasName" => "Sustainable Farmers",
+            "dfc-b:name" => "Sustainable Farmers",
             "dfc-b:affiliatedBy" => "http://test.host/api/dfc/enterprises/10000",
           )
         end
@@ -54,7 +54,7 @@ describe "EnterpriseGroups", type: :request, swagger_doc: "dfc.yaml", rswag_auto
 
           expect(graph[0]).to include(
             "@type" => "dfc-b:Enterprise",
-            "dfc-b:hasName" => "Sustainable Farmers",
+            "dfc-b:name" => "Sustainable Farmers",
             "dfc-b:hasAddress" => "http://test.host/api/dfc/addresses/40000",
             "dfc-b:affiliatedBy" => "http://test.host/api/dfc/enterprises/10000",
           )
diff --git a/swagger/dfc.yaml b/swagger/dfc.yaml
index aa75b40b89..700285d22d 100644
--- a/swagger/dfc.yaml
+++ b/swagger/dfc.yaml
@@ -95,10 +95,10 @@ paths:
                     - "@id": http://test.host/api/dfc/enterprises/10000
                       "@type": dfc-b:Enterprise
                       dfc-b:hasAddress: http://test.host/api/dfc/addresses/40000
-                      dfc-b:hasName: Fred's Farm
+                      dfc-b:name: Fred's Farm
                       dfc-b:hasDescription: Beautiful
-                      dfc-b:supplies: http://test.host/api/dfc/enterprises/10000/supplied_products/10001
                       dfc-b:manages: http://test.host/api/dfc/enterprises/10000/catalog_items/10001
+                      dfc-b:supplies: http://test.host/api/dfc/enterprises/10000/supplied_products/10001
                     - "@id": http://test.host/api/dfc/enterprises/10000/catalog_items/10001
                       "@type": dfc-b:CatalogItem
                       dfc-b:references: http://test.host/api/dfc/enterprises/10000/supplied_products/10001
@@ -121,7 +121,7 @@ paths:
                       ofn:spree_product_id: 90000
                     - "@id": http://test.host/api/dfc/enterprises/10000/offers/10001
                       "@type": dfc-b:Offer
-                      dfc-b:price: 19.99
+                      dfc-b:hasPrice: 19.99
                       dfc-b:stockLimitation: 0
         '401':
           description: unauthorized
@@ -159,7 +159,7 @@ paths:
                       dfc-b:offeredThrough: http://test.host/api/dfc/enterprises/10000/offers/10001
                     - "@id": http://test.host/api/dfc/enterprises/10000/offers/10001
                       "@type": dfc-b:Offer
-                      dfc-b:price: 19.99
+                      dfc-b:hasPrice: 19.99
                       dfc-b:stockLimitation: 0
         '404':
           description: not found
@@ -255,7 +255,7 @@ paths:
                       dfc-b:affiliates: http://test.host/api/dfc/enterprise_groups/60000
                     - "@id": http://test.host/api/dfc/enterprise_groups/60000
                       "@type": dfc-b:Enterprise
-                      dfc-b:hasName: Sustainable Farmers
+                      dfc-b:name: Sustainable Farmers
                       dfc-b:hasDescription: this is a group
                       dfc-b:VATnumber: ''
                       dfc-b:affiliatedBy: http://test.host/api/dfc/enterprises/10000
@@ -283,7 +283,7 @@ paths:
                     - "@id": http://test.host/api/dfc/enterprise_groups/60000
                       "@type": dfc-b:Enterprise
                       dfc-b:hasAddress: http://test.host/api/dfc/addresses/40000
-                      dfc-b:hasName: Sustainable Farmers
+                      dfc-b:name: Sustainable Farmers
                       dfc-b:hasDescription: this is a group
                       dfc-b:VATnumber: ''
                       dfc-b:affiliatedBy: http://test.host/api/dfc/enterprises/10000
@@ -317,11 +317,11 @@ paths:
                     - "@id": http://test.host/api/dfc/enterprises/10000
                       "@type": dfc-b:Enterprise
                       dfc-b:hasAddress: http://test.host/api/dfc/addresses/40000
-                      dfc-b:hasName: Fred's Farm
+                      dfc-b:name: Fred's Farm
                       dfc-b:hasDescription: This is an awesome enterprise
                       dfc-b:VATnumber: 123 456
-                      dfc-b:supplies: http://test.host/api/dfc/enterprises/10000/supplied_products/10001
                       dfc-b:manages: http://test.host/api/dfc/enterprises/10000/catalog_items/10001
+                      dfc-b:supplies: http://test.host/api/dfc/enterprises/10000/supplied_products/10001
                       dfc-b:affiliates: http://test.host/api/dfc/enterprise_groups/60000
                     - "@id": http://test.host/api/dfc/addresses/40000
                       "@type": dfc-b:Address