{
  "id": "diag-02",
  "description": "Subset modifier — 'some customers' means not universal. Should distinguish from blanket claims.",
  "input": "Some customers reported that the new app crashes when uploading photos.",
  "responseDurationMs": 2,
  "actualPrimaryType": "observed_problem",
  "actualReasoningModes": [
    "identify_difference"
  ],
  "technical": {
    "schemaValid": true,
    "classificationMatch": true,
    "reasoningModeMatch": true,
    "nextQuestionPresent": true,
    "pass": true,
    "errors": []
  },
  "reasoningQuality": {
    "requiredConcepts": {
      "pass": false,
      "details": [
        {
          "concept": "app crashes",
          "found": false
        },
        {
          "concept": "photo upload",
          "found": false
        },
        {
          "concept": "some customers",
          "found": false
        }
      ]
    },
    "unsupportedInferencesAbsent": {
      "pass": true,
      "details": [
        {
          "concept": "all users affected",
          "absent": true
        },
        {
          "concept": "server-side bug",
          "absent": true
        },
        {
          "concept": "Android only",
          "absent": true
        }
      ]
    },
    "pass": false
  }
}