{
  "hands": 10,
  "decisions": 12,
  "grades": {
    "best": 10,
    "correct": 1,
    "wrong": 1
  },
  "accuracy_fraction": "11/12",
  "accuracy_display": "92%",
  "average_score_fraction": "265/3",
  "average_score_display": 88,
  "worst_grade_per_hand": [
    "best",
    "best",
    "best",
    "best",
    "best",
    "best",
    "best",
    "best",
    "best",
    "wrong"
  ]
}