Datasets Activity Stream About Pages Order by Relevance Name Ascending Name Descending Last Modified Go 2 datasets found Catalogs: Linked Open Vocabulary Tags: proton Filter Results PROTON Extent module Upper-level ontology with extensions to handle Linked Open Data (LOD) @en TTL RDF CSV FCA CUE PROTON (Proto Ontology), Top Module The PROTON Top module represents the most general classes @en TTL RDF CSV