{
  "version": "reconciled-tree-44",
  "scope": "Dated returns to an ancestral currency. Excluded from founding ancestry and depth traversal; included in historical successor assessments.",
  "rows": [
    {
      "id": "TR-V26-001",
      "parent": "CUR-V26-KATANGA-FRANC",
      "child": "FTM000248",
      "kind": "absorbed_into_existing_currency",
      "layer": "temporal",
      "date": {
        "earliest_year": 1963,
        "latest_year": 1963,
        "precision": "year",
        "qualifier": "reported",
        "calendar": "CE/BCE, historical year numbering; no year zero",
        "original_text": "1963"
      },
      "claim_ids": [
        "C1431"
      ],
      "source_ids": [
        "S712"
      ],
      "source": "Revision26 historical sweep",
      "scope": "Katangese francs were replaced by existing Congolese francs at 1:1 in January 1963.",
      "status": "supported_draft",
      "valuation_ids": [],
      "creates_currency": false,
      "founding_predecessor": false,
      "ancestry_role": "later_unification_or_absorption",
      "date_is_creation": false,
      "display_evidence": {
        "status": "supported",
        "line_style": "solid",
        "qualification_scope": "this_relationship_only"
      }
    },
    {
      "id": "R0221",
      "parent": "T-FTM000826",
      "child": "FTM000263",
      "kind": "absorbed_into_existing_currency",
      "layer": "temporal",
      "claim_ids": [
        "C761"
      ],
      "source": "reviewed franc handoff v2",
      "date": {
        "earliest_year": 1984,
        "latest_year": 1984,
        "precision": "day",
        "qualifier": "exact",
        "calendar": "CE/BCE, historical year numbering; no year zero",
        "original_text": "1984-06-01",
        "iso_date": "1984-06-01"
      },
      "scope": "Mali returns to CFA currency. Territorial return to an existing currency, not creation of XOF from the Malian franc. Revision 25 adjudication: Malian return to existing CFA in 1984 must not create circular founding ancestry.",
      "status": "supported_draft",
      "valuation_ids": [
        "V0133"
      ],
      "valuation_policy": "Exact original quantities; pegs, coin tariffs and currency conversions have separate scopes.",
      "original_parent": "T-FTM000826",
      "original_child": "FTM000263",
      "creates_currency": false,
      "display_evidence": {
        "status": "supported",
        "line_style": "solid",
        "qualification_scope": "this_relationship_only"
      },
      "ancestry_role": "later_unification_or_absorption",
      "founding_predecessor": false,
      "display_default": true,
      "relationship_role": "absorption",
      "date_is_creation": false,
      "revision_25_review": {
        "disposition": "retype",
        "scope": "existing_evidence_review",
        "reason": "Malian return to existing CFA in 1984 must not create circular founding ancestry.",
        "claim_ids": [
          "C761"
        ],
        "source_ids": [
          "S380",
          "S384",
          "S98"
        ]
      },
      "revision26_review": "Dated return to a continuing ancestor; excluded from ancestry traversal.",
      "source_ids": [
        "S380",
        "S384",
        "S98"
      ]
    },
    {
      "id": "R-V26-012",
      "parent": "CUR-V26-DANZIG-GULDEN",
      "child": "FTM000309",
      "kind": "absorbed_into_existing_currency",
      "layer": "temporal",
      "date": {
        "earliest_year": 1939,
        "latest_year": 1939,
        "precision": "year",
        "qualifier": "reported",
        "calendar": "CE/BCE, historical year numbering; no year zero",
        "original_text": "1939"
      },
      "claim_ids": [
        "C1430"
      ],
      "source_ids": [
        "S710"
      ],
      "source": "Revision26 historical sweep",
      "scope": "Danzig gulden was absorbed into the existing German-mark system in September 1939 at 1 gulden = 0.70 Reichsmark.",
      "status": "supported_draft",
      "valuation_ids": [],
      "creates_currency": false,
      "founding_predecessor": false,
      "ancestry_role": "later_unification_or_absorption",
      "date_is_creation": false,
      "display_evidence": {
        "status": "supported",
        "line_style": "solid",
        "qualification_scope": "this_relationship_only"
      }
    },
    {
      "id": "R0275",
      "kind": "absorbed_into_existing_currency",
      "date": {
        "earliest_year": 1940,
        "latest_year": 1941,
        "precision": "range",
        "qualifier": "range",
        "calendar": "CE/BCE, historical year numbering; no year zero",
        "original_text": "1940–1941"
      },
      "claim_ids": [
        "C827"
      ],
      "scope": "The Soviet currency system displaced the lats, withdrawn on 25 March 1941. Revision 25 adjudication: Interwar lats is absorbed into existing Soviet currency over 1940–1941.",
      "valuation_ids": [],
      "parent": "T-FTM000881",
      "child": "FTM000349",
      "layer": "temporal",
      "source": "European predecessor research revision 13",
      "status": "supported_draft",
      "valuation_policy": "Exact ratio within the written scope, never a universal treatment of all cash and deposits.",
      "original_parent": "T-FTM000881",
      "original_child": "FTM000347",
      "creates_currency": false,
      "display_evidence": {
        "status": "supported",
        "line_style": "solid",
        "qualification_scope": "this_relationship_only"
      },
      "ancestry_role": "dated_return_to_existing_currency",
      "founding_predecessor": false,
      "display_default": true,
      "relationship_role": "absorption",
      "date_is_creation": false,
      "revision_25_review": {
        "disposition": "retype",
        "scope": "existing_evidence_review",
        "reason": "Interwar lats is absorbed into existing Soviet currency over 1940–1941.",
        "claim_ids": [
          "C827"
        ],
        "source_ids": [
          "S414"
        ]
      },
      "identity_remapped_in": "revision_27",
      "temporal_review": {
        "revision": 28,
        "reason": "After merger the ruble→Latvian ruble→lats→Soviet ruble route is a temporal return. Preserve 1940–1941 absorption evidence in temporal relations/lifecycle rather than forcing a DAG cycle or removing the earlier ruble parent."
      }
    }
  ]
}