{
  "located_difference_errors": [
    {
      "name": "Lamech",
      "difference_error": 4
    },
    {
      "name": "Arphaxad",
      "difference_error": -2
    },
    {
      "name": "Shelah",
      "difference_error": -2
    }
  ],
  "sum_error": 0,
  "exact_head": 430,
  "rounded_head": 430,
  "interpretation": "The +4 Lamech change cancels two\u22122 early changes. A preserved total does not mean every row was preserved."
}