{
  "education_level": "Master's/Professional",
  "education_level_source": "https://www.moi.gov.tw/english/cp.aspx?n=7603",
  "education_level_confidence": 1,
  "education_institution": "Tamkang University (BS), Oklahoma State University (MS)",
  "education_institution_source": "https://www.moi.gov.tw/english/cp.aspx?n=7603",
  "education_institution_confidence": 1,
  "education_field": "Chemical Engineering (BS), Environmental Engineering (MS)",
  "education_field_source": "https://www.moi.gov.tw/english/cp.aspx?n=7603",
  "education_field_confidence": 1,
  "prior_occupation": "Unknown",
  "prior_occupation_source": null,
  "prior_occupation_confidence": null,
  "class_background": "Unknown",
  "class_background_source": null,
  "class_background_confidence": null,
  "disability_status": "Unknown",
  "disability_status_source": null,
  "disability_status_confidence": null,
  "birth_place": "Taipei City, Taiwan",
  "birth_place_source": "https://wikis.tw/劉世芳",
  "birth_place_confidence": 1,
  "birth_year": 1959,
  "birth_year_source": "https://en.wikipedia.org/wiki/Liu_Shyh-fang",
  "birth_year_confidence": 1,
  "lgbtq_status": "Unknown",
  "lgbtq_status_source": null,
  "lgbtq_status_confidence": null,
  "lgbtq_details": null,
  "lgbtq_details_source": null,
  "lgbtq_details_confidence": null,
  "confidence": 0.6692,
  "justification": "Source-backed searches resolved 5 core fields (including birth_place, birth_year, education_field), while 5 core fields remain unknown due to limited verifiable evidence. Top unresolved reasons: recovery_blocked_no_candidates(3), finalization_policy_demotion_source_tier_below_policy_threshold(2)."
}