{
  "status_code": 200,
  "request": {
    "research_question": "What is the incidence and prevalence of advanced cancers in Europe and other key jurisdictions?\n-   Focus on France, Italy, Spain, Belgium, Switzerland, UK; also include data for rest of Europe and Brazil, Chile, Columbia, Mexico, Canada.",
    "mock": true
  },
  "response": {
    "status": "could_improve",
    "missing_elements": [
      "Population is not specified",
      "Outcome measures are vague"
    ],
    "suggestion": "Mock mode: specify the population, intervention, and primary outcome to make the question searchable. Run without mock for real analysis."
  }
}