1717 xmlns : dcterms =" http://purl.org/dc/terms/"
1818 xmlns : nfdicore =" https://nfdi.fiz-karlsruhe.de/ontology/" >
1919 <owl : Ontology rdf : about =" https://nfdi4culture.de/ontology/cto/cto-base.owl" >
20- <owl : versionIRI rdf : resource =" https://nfdi4culture.de/ontology/cto/releases/2025-03-31 /cto-base.owl" />
20+ <owl : versionIRI rdf : resource =" https://nfdi4culture.de/ontology/cto/releases/2025-10-14 /cto-base.owl" />
2121 <dc : type rdf : resource =" http://purl.obolibrary.org/obo/IAO_8000001" />
2222 <dcterms : contributor rdf : resource =" https://nfdi4culture.de/id/E1873" />
2323 <dcterms : contributor rdf : resource =" https://nfdi4culture.de/id/E2381" />
@@ -34,7 +34,7 @@ Further infomration can be found at in the detailed documentation: https://nfdi.
3434 <dcterms : title >NFDI4Culture Ontology (CTO)</dcterms : title >
3535 <bibo : status xml : lang =" en" >Ontology Specification</bibo : status >
3636 <vann : preferredNamespaceUri rdf : resource =" https://nfdi4culture.de/ontology/" />
37- <owl : versionInfo >2025-03-31 </owl : versionInfo >
37+ <owl : versionInfo >2025-10-14 </owl : versionInfo >
3838 </owl : Ontology >
3939
4040
@@ -162,6 +162,7 @@ Further infomration can be found at in the detailed documentation: https://nfdi.
162162 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001003" >
163163 <rdfs : subPropertyOf rdf : resource =" http://purl.obolibrary.org/obo/BFO_0000176" />
164164 <owl : inverseOf rdf : resource =" https://schema.org/dataFeedElement" />
165+ <rdfs : comment xml : lang =" en" >A dataFeed Element is continuant part of a DataFeed.</rdfs : comment >
165166 <rdfs : label xml : lang =" en" >is data feed element of</rdfs : label >
166167 </owl : ObjectProperty >
167168
@@ -258,6 +259,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
258259 <owl : inverseOf rdf : resource =" https://schema.org/associatedMedia" />
259260 <rdfs : domain rdf : resource =" https://schema.org/MediaObject" />
260261 <rdfs : range rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001005" />
262+ <rdfs : comment xml : lang =" en" >An image or audio file is associated with a source item.</rdfs : comment >
261263 <rdfs : label xml : lang =" en" >is associated media of</rdfs : label >
262264 </owl : ObjectProperty >
263265
@@ -266,6 +268,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
266268 <!-- https://nfdi4culture.de/ontology/CTO_0001014 -->
267269
268270 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001014" >
271+ <rdfs : comment xml : lang =" en" >An entity is related to a source item.</rdfs : comment >
269272 <rdfs : label xml : lang =" en" >is related entity of</rdfs : label >
270273 </owl : ObjectProperty >
271274
@@ -275,6 +278,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
275278
276279 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001015" >
277280 <rdfs : subPropertyOf rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001014" />
281+ <rdfs : comment xml : lang =" en" >A person is related to a source item.</rdfs : comment >
278282 <rdfs : label xml : lang =" en" >is related person of</rdfs : label >
279283 </owl : ObjectProperty >
280284
@@ -284,6 +288,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
284288
285289 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001016" >
286290 <rdfs : subPropertyOf rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001014" />
291+ <rdfs : comment xml : lang =" en" >An event is related to a source item.</rdfs : comment >
287292 <rdfs : label xml : lang =" en" >is related event of</rdfs : label >
288293 </owl : ObjectProperty >
289294
@@ -293,6 +298,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
293298
294299 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001017" >
295300 <rdfs : subPropertyOf rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001014" />
301+ <rdfs : comment xml : lang =" en" >A location is related to a source item.</rdfs : comment >
296302 <rdfs : label xml : lang =" en" >is related location of</rdfs : label >
297303 </owl : ObjectProperty >
298304
@@ -302,6 +308,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
302308
303309 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001018" >
304310 <rdfs : subPropertyOf rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001014" />
311+ <rdfs : comment xml : lang =" en" >An organization is related to a source item.</rdfs : comment >
305312 <rdfs : label xml : lang =" en" >is related organization of</rdfs : label >
306313 </owl : ObjectProperty >
307314
@@ -324,6 +331,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
324331
325332 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001020" >
326333 <rdfs : subPropertyOf rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001014" />
334+ <rdfs : comment xml : lang =" en" >An item is related to a source item.</rdfs : comment >
327335 <rdfs : label xml : lang =" en" >is related item of</rdfs : label >
328336 </owl : ObjectProperty >
329337
@@ -370,6 +378,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
370378 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001028" >
371379 <rdfs : subPropertyOf rdf : resource =" http://purl.obolibrary.org/obo/IAO_0000219" />
372380 <rdfs : domain rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001027" />
381+ <rdfs : comment xml : lang =" en" >An source item is classified using an external classification system.</rdfs : comment >
373382 <rdfs : label xml : lang =" en" >is classified by</rdfs : label >
374383 </owl : ObjectProperty >
375384
@@ -406,6 +415,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
406415 <rdfs : subPropertyOf rdf : resource =" https://nfdi.fiz-karlsruhe.de/ontology/NFDI_0000226" />
407416 <rdfs : domain rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001024" />
408417 <rdfs : range rdf : resource =" http://purl.obolibrary.org/obo/IAO_0000030" />
418+ <rdfs : comment xml : lang =" en" >A source item has an incipit.</rdfs : comment >
409419 <rdfs : label xml : lang =" en" >is incipit of</rdfs : label >
410420 </owl : ObjectProperty >
411421
@@ -438,6 +448,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
438448 <!-- https://nfdi4culture.de/ontology/CTO_0001078 -->
439449
440450 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001078" >
451+ <rdfs : comment xml : lang =" en" >A source item has lyrics.</rdfs : comment >
441452 <rdfs : label xml : lang =" en" >is lyrics of</rdfs : label >
442453 </owl : ObjectProperty >
443454
@@ -448,6 +459,7 @@ While detailed relationships and roles may be present in the source data, cto:ha
448459 <owl : ObjectProperty rdf : about =" https://nfdi4culture.de/ontology/CTO_0001081" >
449460 <rdfs : domain rdf : resource =" https://nfdi.fiz-karlsruhe.de/ontology/NFDI_0000003" />
450461 <rdfs : range rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001005" />
462+ <rdfs : comment xml : lang =" en" >An organization is the rights holder of a source item.</rdfs : comment >
451463 <rdfs : label xml : lang =" en" >is holding organization of</rdfs : label >
452464 </owl : ObjectProperty >
453465
@@ -928,8 +940,8 @@ The preferred approach for legal statements is the usage of the object property
928940
929941 <owl : Class rdf : about =" https://nfdi4culture.de/ontology/CTO_0001058" >
930942 <rdfs : subClassOf rdf : resource =" https://nfdi4culture.de/ontology/CTO_0001027" />
931- <obo : IAO_0000118 xml : lang =" en" >A classifier and information content entity for cultural heritage concepts, developed by the Landschaftsverband Rheinland to support consistent terminology in museums, archives, and cultural institutions.</obo : IAO_0000118 >
932943 <obo : IAO_0000118 xml : lang =" en" >WNK</obo : IAO_0000118 >
944+ <rdfs : comment xml : lang =" en" >A classifier and information content entity for cultural heritage concepts, developed by the Landschaftsverband Rheinland to support consistent terminology in museums, archives, and cultural institutions.</rdfs : comment >
933945 <rdfs : label xml : lang =" en" >Wortnetz Kultur classifier</rdfs : label >
934946 </owl : Class >
935947
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