go to ORKG: http://orkg.org/orkg/predicate/wikidata:P31
instance of
- https://www.wikidata.org/entity/P31
- http://orkg.org/orkg/shapes/orkgc_C105003
- http://orkg.org/orkg/shapes/orkgc_C21033
- http://orkg.org/orkg/shapes/orkgc_Resource
- http://orkg.org/orkg/shapes/orkgc_C68000
- http://orkg.org/orkg/shapes/orkgc_C21024
- http://orkg.org/orkg/shapes/orkgc_Software
- http://orkg.org/orkg/shapes/orkgc_C21020
- http://orkg.org/orkg/shapes/orkgc_Contribution