{
  "teachingExercise": true,
  "reference": [
    "Write the subject line.",
    "Add the date below it.",
    "Review both lines before sharing."
  ],
  "reordered": [
    "Review both lines before sharing.",
    "Write the subject line.",
    "Add the date below it."
  ],
  "sameItems": true,
  "sameOrder": false,
  "firstMismatch": 0,
  "repairedSameOrder": true
}