{
  "operations": [
    {
      "id": "accumulate_measure",
      "input": "orderedlabelledweightsw andterminala",
      "action": "X_i=a+sum(w_j forj>=i)",
      "output": "completeboundaryfield",
      "preserved": "order and everyedgeweight whencompletefield+terminalretained",
      "lost": "internalweightsifonlyheadtotalretained",
      "measure_choices": "effectivebirthinterval,selectedlifespan,NTslot,countcategory",
      "evidence": [
        "C1185",
        "C1234",
        "C1267"
      ]
    },
    {
      "id": "insert_source_row",
      "input": "source-authorizedlocation androw(b,r,L)",
      "action": "addnamedvertex anditsselectededge/rowmeasure",
      "output": "neworderedsourceobject",
      "preserved": "unaffecteddownstreamsourcefield",
      "lost": "noneifinsertionidentityretained",
      "Cainan": "130Regular,460Cumulative; nativeLXXalreadyON",
      "evidence": [
        "C1187",
        "C1188",
        "C1255"
      ]
    }
  ],
  "connection": "Differentmeasurements ofoneinsertedrow arelinkedbyitsbiographicaldata, notbyidentifying130and460."
}