{
  "title": "4-Queens Problem",
  "origin_url": "https://github.com/minion/minion/blob/master/test_instances/4queens.minion",
  "license_guess": null,
  "code_sha256": "c5bd3bf3a8e2bfeffb211746c88bd8221644d12a6e2dfaeb48378970f82673a8",
  "added_at": "2026-02-11T13:28:59Z"
}