{
  "good": [
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  ],
  "needs_revision": {
    "2784": "WRONG ANSWER: solution says 1.20 p.m. but correct_index=3 points to 2.20 p.m. (answers: [1.20 a.m., 2.20 a.m., 1.20 p.m., 2.20 p.m.]). Either the solution answer is wrong or the correct_index is wrong -- needs reconciliation against the timeline image."
  }
}