{
  "taxonomy": [
    {"id": "account", "label": "Account access & identity"},
    {"id": "billing", "label": "Billing & payments"},
    {"id": "technical_support", "label": "Technical support"},
    {"id": "feature_request", "label": "Feature request"},
    {"id": "other", "label": "Other / general"}
  ],
  "samples": [
    {"text": "I cannot log in to my account", "expected": "account"},
    {"text": "Please reset my password", "expected": "account"},
    {"text": "I received a 2FA code for an account I don't recognize", "expected": "account"},
    {"text": "I tried to sign up but the email is already registered", "expected": "account"},
    {"text": "Invoice for February missing from my inbox", "expected": "billing"},
    {"text": "I was charged twice for the same subscription", "expected": "billing"},
    {"text": "Please process a refund for the upgrade", "expected": "billing"},
    {"text": "My credit card was rejected on renewal", "expected": "billing"},
    {"text": "The application crashed on startup", "expected": "technical_support"},
    {"text": "I get a 500 error when I submit the form", "expected": "technical_support"},
    {"text": "CPU usage is very high and the page is slow", "expected": "technical_support"},
    {"text": "Deployment failed because the database is unreachable", "expected": "technical_support"},
    {"text": "Connection refused: cannot connect to the database", "expected": "technical_support"},
    {"text": "Feature request: add a dark mode toggle", "expected": "feature_request"},
    {"text": "I suggest a built-in search box", "expected": "feature_request"},
    {"text": "Enhancement: export to PDF and CSV", "expected": "feature_request"},
    {"text": "Suggestion: export monthly usage reports", "expected": "feature_request"},
    {"text": "Add a feature to edit ticket labels", "expected": "feature_request"},
    {"text": "Feature idea: allow custom domains", "expected": "feature_request"},
    {"text": "Hello, how are you?", "expected": "other"},
    {"text": "Thanks for the quick support", "expected": "other"},
    {"text": "What is the price of the enterprise plan?", "expected": "other"},
    {"text": "Please compare the v2 and v3 APIs", "expected": "other"}
  ]
}