diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_artefacts.sparql b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_artefacts.sparql
index c169329..70118af 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_artefacts.sparql
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_artefacts.sparql
@@ -133,27 +133,37 @@ WHERE {
 PREFIX  skos: <http://www.w3.org/2004/02/skos/core#>
  PREFIX  aocat: <https://www.ariadne-infrastructure.eu/resource/ao/cat/1.1/>
  PREFIX time: <http://www.w3.org/2006/time#>
- PREFIX dcterms: <http://purl.org/dc/terms/>
+ PREFIX  rdfs: <http://www.w3.org/2000/01/rdf-schema#>
  INSERT {
      GRAPH <https://ariadne-infrastructure.eu/ariadneplus::bmpas::periodoplus> {
-         ?temporal aocat:has_period ?periodO .
-         ?temporal aocat:from ?temporalFrom .
-         ?temporal aocat:until ?temporalUntil .
+         ?temporal aocat:has_period ?native_period .
+         ?temporal aocat:from ?from .
+         ?temporal aocat:until ?until .
      }
  }
  WHERE {
  	GRAPH <https://ariadne-infrastructure.eu/api_________::ariadne_plus::bmpas::artefacts> {
-           ?temporal aocat:has_native_period ?native_period .
-            ?native_period skos:prefLabel ?t_label .
-            optional {
-                GRAPH <https://ariadne-infrastructure.eu/ariadneplus::bmpas::periodo> {
-                    ?periodO skos:altLabel ?p_label .
-                    ?periodO time:intervalStartedBy / time:hasDateTimeDescription / time:year ?temporalFrom .
-                    ?periodO time:intervalFinishedBy / time:hasDateTimeDescription / time:year ?temporalUntil .
-                }
-           }
-            bind(ucase(?t_label) as ?u_t_label)
-            bind(ucase(?p_label) as ?u_p_label)
-            filter(?u_t_label=?u_p_label)
-       }
- };
\ No newline at end of file
+       ?temporal aocat:has_native_period ?native_period .
+       ?native_period rdfs:label|skos:prefLabel ?native_label .
+       ?temporal aocat:from ?from .
+       ?temporal aocat:until ?until .
+   }
+ };
+
+ PREFIX  skos: <http://www.w3.org/2004/02/skos/core#>
+  PREFIX  aocat: <https://www.ariadne-infrastructure.eu/resource/ao/cat/1.1/>
+  PREFIX time: <http://www.w3.org/2006/time#>
+  PREFIX  rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+  INSERT {
+      GRAPH <https://ariadne-infrastructure.eu/ariadneplus::bmpas::periodo> {
+          ?native_period skos:prefLabel ?native_label .
+      }
+  }
+  WHERE {
+  	GRAPH <https://ariadne-infrastructure.eu/api_________::ariadne_plus::bmpas::artefacts> {
+        ?temporal aocat:has_native_period ?native_period .
+        ?native_period rdfs:label|skos:prefLabel ?native_label .
+        ?temporal aocat:from ?from .
+        ?temporal aocat:until ?until .
+    }
+  };
\ No newline at end of file
diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_coins.sparql b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_coins.sparql
index 66065e0..c8a2afd 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_coins.sparql
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/BMPAS/ordered_sparql_insert_bmpas_coins.sparql
@@ -133,27 +133,37 @@ WHERE {
 PREFIX  skos: <http://www.w3.org/2004/02/skos/core#>
  PREFIX  aocat: <https://www.ariadne-infrastructure.eu/resource/ao/cat/1.1/>
  PREFIX time: <http://www.w3.org/2006/time#>
- PREFIX dcterms: <http://purl.org/dc/terms/>
+ PREFIX  rdfs: <http://www.w3.org/2000/01/rdf-schema#>
  INSERT {
      GRAPH <https://ariadne-infrastructure.eu/ariadneplus::bmpas::periodoplus> {
-         ?temporal aocat:has_period ?periodO .
-         ?temporal aocat:from ?temporalFrom .
-         ?temporal aocat:until ?temporalUntil .
+         ?temporal aocat:has_period ?native_period .
+         ?temporal aocat:from ?from .
+         ?temporal aocat:until ?until .
      }
  }
  WHERE {
  	GRAPH <https://ariadne-infrastructure.eu/api_________::ariadne_plus::bmpas::coins> {
-           ?temporal aocat:has_native_period ?native_period .
-            ?native_period skos:prefLabel ?t_label .
-            optional {
-                GRAPH <https://ariadne-infrastructure.eu/ariadneplus::bmpas::periodo> {
-                    ?periodO skos:altLabel ?p_label .
-                    ?periodO time:intervalStartedBy / time:hasDateTimeDescription / time:year ?temporalFrom .
-                    ?periodO time:intervalFinishedBy / time:hasDateTimeDescription / time:year ?temporalUntil .
-                }
-           }
-            bind(ucase(?t_label) as ?u_t_label)
-            bind(ucase(?p_label) as ?u_p_label)
-            filter(?u_t_label=?u_p_label)
-       }
- };
\ No newline at end of file
+       ?temporal aocat:has_native_period ?native_period .
+       ?native_period rdfs:label|skos:prefLabel ?native_label .
+       ?temporal aocat:from ?from .
+       ?temporal aocat:until ?until .
+   }
+ };
+
+ PREFIX  skos: <http://www.w3.org/2004/02/skos/core#>
+  PREFIX  aocat: <https://www.ariadne-infrastructure.eu/resource/ao/cat/1.1/>
+  PREFIX time: <http://www.w3.org/2006/time#>
+  PREFIX  rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+  INSERT {
+      GRAPH <https://ariadne-infrastructure.eu/ariadneplus::bmpas::periodo> {
+          ?native_period skos:prefLabel ?native_label .
+      }
+  }
+  WHERE {
+  	GRAPH <https://ariadne-infrastructure.eu/api_________::ariadne_plus::bmpas::coins> {
+        ?temporal aocat:has_native_period ?native_period .
+        ?native_period rdfs:label|skos:prefLabel ?native_label .
+        ?temporal aocat:from ?from .
+        ?temporal aocat:until ?until .
+    }
+  };
\ No newline at end of file