Per request from the community, please change the following Property datatypes from string to External Identifier:
- [[ https://www.wikidata.org/wiki/Property:P1461 | P1461 ]] ([[ https://www.wikidata.org/wiki/Property_talk:P1461#Change_datatype_to_external-id | discussion ]])
- [[ https://www.wikidata.org/wiki/Property:P1815 | P1815 ]] ([[ https://www.wikidata.org/wiki/Property_talk:P1815#Change_datatype_to_external-id | discussion ]])
- [[ https://www.wikidata.org/wiki/Property:P2410 | P2410 ]] ([[ https://www.wikidata.org/wiki/Property_talk:P2410#Change_datatype_to_external-id | discussion ]])
- [[ https://www.wikidata.org/wiki/Property:P10464 | P10464 }} ([[https://www.wikidata.org/wiki/Property_talk:P10464#Change_datatype_to_external-id | discussion]])
- [[ https://www.wikidata.org/wiki/Property:P10502 | P10502 }} ([[ https://www.wikidata.org/wiki/Property_talk:P10502#Change_datatype_to_external-id | discussion]])
- [[ https://www.wikidata.org/wiki/Property:P6280 | P6280 }} ([[ https://www.wikidata.org/wiki/Property_talk:P6280#Change_datatype_to_external-id | discussion]])
- [[ https://www.wikidata.org/wiki/Property:P5910 | P5910}} ([[ https://www.wikidata.org/wiki/Property_talk:P5910#Change_datatype_to_external-id | discussion]])
- [[ https://www.wikidata.org/wiki/Property:P5878 | P5878 }} ([[ https://www.wikidata.org/wiki/Property_talk:P5878#Change_datatype_to_external-id | discussion]])
- request - on [[ https://www.wikidata.org/wiki/Wikidata:Report_a_technical_problem#Change_datatype_to_external-id | Wikidata:Report a technical problem#Change datatype to external-id ]]
**Acceptance criteria:**
The above listed Property datatypes are External Identifiers.