{
  "type": "object",
  "title": "FinancialReportSchema",
  "description": "Structured-extraction schema for financial reports (P&L, balance sheet, cash flow).",
  "properties": {
    "report_type": {
      "type": ["string", "null"],
      "description": "e.g. income_statement (P&L), balance_sheet, cash_flow"
    },
    "period_start": { "type": ["string", "null"] },
    "period_end": { "type": ["string", "null"] },
    "company_name": { "type": ["string", "null"] },
    "company_tax_id": { "type": ["string", "null"] },
    "currency": { "type": "string", "default": "USD" },
    "accounting_standard": {
      "type": ["string", "null"],
      "description": "IFRS, US-GAAP, HU-GAAP, DE-HGB, or other"
    },
    "line_items": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "description": { "type": "string" },
          "value": { "type": ["number", "null"] },
          "value_prior_period": { "type": ["number", "null"] }
        }
      }
    },
    "revenue": { "type": ["number", "null"] },
    "operating_income": { "type": ["number", "null"] },
    "pretax_income": { "type": ["number", "null"] },
    "tax": { "type": ["number", "null"] },
    "net_income": { "type": ["number", "null"] },
    "_quotes": { "type": "array", "items": { "type": "string" } },
    "_confidence": { "type": "object" },
    "_source": {
      "type": "object",
      "properties": {
        "file_name": { "type": "string" },
        "page_number": { "type": ["integer", "null"] }
      }
    }
  },
  "required": ["_quotes", "_confidence"]
}