...
Usually, terms from upper ontologies can be used to describe metadata. For example, use dcat:Dataset from Data Catalog Vocabulary (DCAT) [DCAT] to describe the type of any rare disease dataset and dct:creator from DCMI Metadata Terms (DCT) to indicate the relationship between a dataset and its creator.
...
[DCAT] https://www.w3.org/ns/dcat [FDP] https://github.com/FAIRDataTeam/FAIRDataPoint-Spec
[RDMKit_MachineActionable] https://rdmkit.elixir-europe.org/machine_actionability.html
...