{
  "dataset": "data-estate",
  "purpose": "Synthetic, LINKED insurance data estate for data-pipeline / RAG / fine-tuning exercises.",
  "all_pii_is_fake": true,
  "linkage_keys": [
    "customer_id <-> CustomerID",
    "policy_no <-> PolicyNo",
    "claim_no"
  ],
  "deliberate_quality_issues": [
    "near-duplicate customer rows",
    "inconsistent date formats across sources",
    "inconsistent column naming (CRM vs ERP)",
    "missing fields",
    "PII embedded in free text (emails, transcripts, forms)"
  ],
  "counts": {
    "customers_rows": 2592,
    "policies": 3100,
    "claims": 3900,
    "scanned_forms": 450,
    "email_threads": 700,
    "call_transcripts": 350
  },
  "structured": [
    "structured/crm_customers.csv",
    "structured/erp_policies.csv",
    "structured/claims.csv",
    "structured/postgres_dump.sql"
  ],
  "documents_index": [
    {
      "claim_no": "CLA-9887370",
      "policy_no": "PLC-23248920",
      "customer_id": "CU500051",
      "pdf": "documents/pdf/CLA-9887370.pdf",
      "scan": "documents/scans/CLA-9887370.png"
    },
    {
      "claim_no": "CLA-7200370",
      "policy_no": "PLC-77763095",
      "customer_id": "CU501456",
      "pdf": "documents/pdf/CLA-7200370.pdf",
      "scan": "documents/scans/CLA-7200370.png"
    },
    {
      "claim_no": "CLA-1102511",
      "policy_no": "PLC-99363649",
      "customer_id": "CU500750",
      "pdf": "documents/pdf/CLA-1102511.pdf",
      "scan": "documents/scans/CLA-1102511.png"
    },
    {
      "claim_no": "CLA-0695728",
      "policy_no": "PLC-86588685",
      "customer_id": "CU501972",
      "pdf": "documents/pdf/CLA-0695728.pdf",
      "scan": "documents/scans/CLA-0695728.png"
    },
    {
      "claim_no": "CLA-6338116",
      "policy_no": "PLC-80408582",
      "customer_id": "CU501478",
      "pdf": "documents/pdf/CLA-6338116.pdf",
      "scan": "documents/scans/CLA-6338116.png"
    },
    "...(see documents/)"
  ],
  "emails_index_file": "emails_index.json",
  "calls_index_file": "calls_index.json"
}