openapi: 3.0.0
info:
  title: API
  version: '1.0'
paths:
  /api/endpoint:
    get:
      operationId: d5f395c872bfd6677e6c30c55c7d5463
      responses:
        '200':
          description: 'successful operation'
components:
  schemas:
    SomeParent: {  }
    Child:
      allOf:
        -
          $ref: '#/components/schemas/SomeParent'
