# Named entity comparison

Compares two compound named entities and identifies differences.
The request body should include:
* `language1` (string) - IETF tag for the first entity's language.
* `entity1` (string) - The first entity.
* `language2` (string) - IETF tag for the second entity's language.
* `entity2` (string) - The second entity.
* `type` (string) - The entity type (currently only *person* is supported).

More information: [Named Entities in the Tisane API Response Guide](./tisane-api-response-guide.md#named-entities)
The response contains:
* `result` (string) - Comparison result:
  * `no_single_entity` - One or both entities are invalid.
  * `same` - Entities are identical (name order might differ).
  * `different` - Entities differ, with details in `differences`.
* `differences` (array of strings) - Lists detected differences:
  * `given_name`
  * `surname`
  * `title` (e.g., Mr., Mrs.)
  * `social_role` (e.g., academic degrees)
  * `suffix`
  * `variation` (e.g., spelling or style differences)

Endpoint: POST /compare/entities
Version: 4.8.0.0
Security: Tisane-API-Key

## Security:

  - `Tisane-API-Key` (unknown)
    apiKey in header Ocp-Apim-Subscription-Key

## Header parameters:

  - `Content-Type` (string)

## Response 200:

  - `200` (unknown)
    Successful response