[
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [],
      "mode": "row-based"
    },
    "baseColumnName": "M|540a",
    "expression": "grel:[ cells['M|540a'].value, cells['M|540'].value ].join('␟')",
    "onError": "set-to-blank",
    "newColumnName": "2000",
    "columnInsertIndex": 3,
    "description": "Create column 2000"
  },
  {
    "op": "core/column-addition",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "2000",
          "expression": "isBlank(value)",
          "columnName": "2000",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": false,
                "l": "false"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "baseColumnName": "2000",
    "expression": "grel:forEach(value.split('␟'), v, forNonBlank(filter(v.split('\u001f'), f, f[0] == 'a')[0].slice(1).replace('-','').replace('x','X'), isbn, if(isbn.length() == 10, if(with(round(sum(forRange(1,10,1,i,toNumber(isbn[i-1])*i))%11),x,if(x == 10, 'X', x)).toString() == isbn[9], null, '\u001f0' + isbn), if(isbn.length() == 13, if(((10-(sum(forRange(0,12,1,i,toNumber(isbn[i])*(1+(i%2*2)) )) %10)) %10).toString()[0] == isbn[12], null, '\u001f0' + isbn), null)) + forNonBlank(filter(v.split('\u001f'), f, f[0] == 'b')[0].slice(1), x, '\u001ff' + x, ''), null) ).join('␟')",
    "onError": "set-to-blank",
    "newColumnName": "2009",
    "columnInsertIndex": 4,
    "description": "Create column 2009"
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "2000",
          "expression": "isBlank(value)",
          "columnName": "2000",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": false,
                "l": "false"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "columnName": "2000",
    "expression": "grel:forEach(value.split('␟'), v, forNonBlank(filter(v.split('\u001f'), f, f[0] == 'a')[0].slice(1).replace('-','').replace('x','X'), isbn, if(isbn.length() == 10, if(with(round(sum(forRange(1,10,1,i,toNumber(isbn[i-1])*i))%11),x,if(x == 10, 'X', x)).toString() == isbn[9], '\u001f0' + isbn, null), if(isbn.length() == 13, if(((10-(sum(forRange(0,12,1,i,toNumber(isbn[i])*(1+(i%2*2)) )) %10)) %10).toString()[0] == isbn[12], '\u001f0' + isbn, null), null)) + forNonBlank(filter(v.split('\u001f'), f, f[0] == 'b')[0].slice(1), x, '\u001ff' + x, ''), null) ).join('␟')",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10,
    "description": "Text transform on cells in column 2000"
  },
  {
    "op": "core/text-transform",
    "engineConfig": {
      "facets": [
        {
          "type": "list",
          "name": "M|540b",
          "expression": "isBlank(value)",
          "columnName": "M|540b",
          "invert": false,
          "omitBlank": false,
          "omitError": false,
          "selection": [
            {
              "v": {
                "v": false,
                "l": "false"
              }
            }
          ],
          "selectBlank": false,
          "selectError": false
        }
      ],
      "mode": "row-based"
    },
    "columnName": "2009",
    "expression": "grel:forNonBlank(value, v, v + '␟', '') + \nforNonBlank(forEach(cells['M|540b'].value.split('␟'), v, forNonBlank(filter(v.split('\u001f'), f, f[0] == 'a')[0].slice(1), x, '\u001f0' + x.replace('-','').replace('x','X'), '') + forNonBlank(filter(v.split('\u001f'), f, f[0] == 'b')[0].slice(1), x, '\u001ff' + x, '') ).join('␟'), z, z, '')",
    "onError": "keep-original",
    "repeat": false,
    "repeatCount": 10,
    "description": "Text transform on cells in column 2009"
  }
]