diff --git a/catalog-v001.xml b/catalog-v001.xml
index 42a9f524..e4bc8eef 100644
--- a/catalog-v001.xml
+++ b/catalog-v001.xml
@@ -18,6 +18,7 @@
+
diff --git a/multiperspective/catalog-v001.xml b/multiperspective/catalog-v001.xml
index 80ef3cf9..54d31b1a 100644
--- a/multiperspective/catalog-v001.xml
+++ b/multiperspective/catalog-v001.xml
@@ -14,11 +14,12 @@
-
+
+
diff --git a/multiperspective/dataset.ttl b/multiperspective/dataset.ttl
new file mode 100644
index 00000000..1e858d60
--- /dev/null
+++ b/multiperspective/dataset.ttl
@@ -0,0 +1,62 @@
+@prefix : .
+@prefix owl: .
+@prefix rdf: .
+@prefix xml: .
+@prefix xsd: .
+@prefix rdfs: .
+@prefix skos: .
+@prefix dcterms: .
+@base .
+
+ rdf:type owl:Ontology ;
+ owl:versionIRI ;
+ owl:imports ,
+ ;
+ dcterms:abstract "The `dataset` module combines the data perspective with symbolics using the reductionistic perspective to describe datasets in a structured way."@en ;
+ dcterms:contributor "Adham Hashibon, Fraunhofer IWM, DE" ,
+ "Georg Schmitz, Access, DE" ,
+ "Gerhard Goldbeck, Goldbeck Consulting Ltd (UK)" ;
+ dcterms:creator "Emanuele Ghedini, University of Bologna, IT" ,
+ "Jesper Friis, SINTEF, NO" ;
+ dcterms:license "https://creativecommons.org/licenses/by/4.0/legalcode" ;
+ dcterms:publisher "EMMC ASBL" ;
+ dcterms:title "Dataset"@en ;
+ rdfs:comment "Contacts: emmo@emmc.eu"@en ,
+ "The EMMO requires HermiT reasoner plugin in order to visualize all inferences and class hierarchy (ctrl+R hotkey in Protege)."@en ;
+ owl:versionInfo "1.0.0-beta5" .
+
+#################################################################
+# Object Properties
+#################################################################
+
+### http://emmo.info/oteio/pipeline#EMMO_9b6e7ddc_bcfa_41d5_a59a_c3ed895c7aa5
+ rdf:type owl:ObjectProperty ;
+ rdfs:subPropertyOf :EMMO_b2282816_b7a3_44c6_b2cb_3feff1ceb7fe ;
+ rdfs:domain :EMMO_194e367c_9783_4bf5_96d0_9ad597d48d9a ;
+ rdfs:range :EMMO_50d6236a_7667_4883_8ae1_9bb5d190423a ;
+ :EMMO_967080e5_2f42_4eb2_a3a9_c58143e835f9 "Relates a dataset to its datum."@en ;
+ skos:prefLabel "hasDataEntry"@en .
+
+
+#################################################################
+# Classes
+#################################################################
+
+### http://emmo.info/emmo#EMMO_194e367c_9783_4bf5_96d0_9ad597d48d9a
+:EMMO_194e367c_9783_4bf5_96d0_9ad597d48d9a rdf:type owl:Class ;
+ rdfs:subClassOf [ rdf:type owl:Restriction ;
+ owl:onProperty ;
+ owl:someValuesFrom :EMMO_50d6236a_7667_4883_8ae1_9bb5d190423a
+ ] ;
+ :EMMO_967080e5_2f42_4eb2_a3a9_c58143e835f9 "Encoded data made of more than one datum."@en ;
+ skos:prefLabel "DataSet"@en .
+
+
+### http://emmo.info/emmo#EMMO_50d6236a_7667_4883_8ae1_9bb5d190423a
+:EMMO_50d6236a_7667_4883_8ae1_9bb5d190423a rdf:type owl:Class ;
+ :EMMO_967080e5_2f42_4eb2_a3a9_c58143e835f9 "A self-consistent encoded data entity."@en ;
+ :EMMO_b432d2d5_25f4_4165_99c5_5935a7763c1a "A character, a bit, a song in a CD."@en ;
+ skos:prefLabel "Datum"@en .
+
+
+### Generated by the OWL API (version 4.5.25.2023-02-15T19:15:49Z) https://github.com/owlcs/owlapi
diff --git a/multiperspective/multiperspective.ttl b/multiperspective/multiperspective.ttl
index 535aee57..d37bd7da 100644
--- a/multiperspective/multiperspective.ttl
+++ b/multiperspective/multiperspective.ttl
@@ -14,6 +14,7 @@
,
,
,
- .
+ ,
+ .
### Generated by the OWL API (version 4.5.9.2019-02-01T07:24:44Z) https://github.com/owlcs/owlapi
diff --git a/perspectives/data.ttl b/perspectives/data.ttl
index 0dfd2ccd..b71192ea 100644
--- a/perspectives/data.ttl
+++ b/perspectives/data.ttl
@@ -56,12 +56,6 @@ email: emanuele.ghedini@unibo.it"""@en ,
skos:prefLabel "AnalogData"@en .
-### http://emmo.info/emmo#EMMO_194e367c_9783_4bf5_96d0_9ad597d48d9a
-:EMMO_194e367c_9783_4bf5_96d0_9ad597d48d9a rdf:type owl:Class ;
- :EMMO_967080e5_2f42_4eb2_a3a9_c58143e835f9 "Encoded data made of more than one datum."@en ;
- skos:prefLabel "DataSet"@en .
-
-
### http://emmo.info/emmo#EMMO_1e877c70_3b01_45a8_a8f6_8ce4f6a24660
:EMMO_1e877c70_3b01_45a8_a8f6_8ce4f6a24660 rdf:type owl:Class ;
owl:equivalentClass [ rdf:type owl:Class ;
@@ -145,13 +139,6 @@ We call \"interpreting\" the act of providing semantic meaning to data, which is
] .
-### http://emmo.info/emmo#EMMO_50d6236a_7667_4883_8ae1_9bb5d190423a
-:EMMO_50d6236a_7667_4883_8ae1_9bb5d190423a rdf:type owl:Class ;
- :EMMO_967080e5_2f42_4eb2_a3a9_c58143e835f9 "A self-consistent encoded data entity."@en ;
- :EMMO_b432d2d5_25f4_4165_99c5_5935a7763c1a "A character, a bit, a song in a CD."@en ;
- skos:prefLabel "Datum"@en .
-
-
### http://emmo.info/emmo#EMMO_5a10e288_c6a5_409a_a16a_98a2fb8be4f3
:EMMO_5a10e288_c6a5_409a_a16a_98a2fb8be4f3 rdf:type owl:Class ;
:EMMO_967080e5_2f42_4eb2_a3a9_c58143e835f9 "Data that occurs naturally without an encoding agent producing it."@en ;