NFDI4Culture Ontology (CTO)
The NFDI4Culture Ontology (CTO), the domain-specific module used to structure the Culture Knowledge Graph. CTO builds on the NFDIcore mid-level ontology v3 and is aligned with Basic Formal Ontology (BFO) 2020. It is developed in Task Area 5 of NFDI4Culture and published in OWL and Turtle, with base and full variants.