{
  "title": "Family Relationships Example",
  "origin_url": "https://link.springer.com/chapter/10.1007/978-1-4612-3758-8_12",
  "license_guess": null,
  "code_sha256": "a2bb2634bc0c53b842e46bbf2312228088c51f5e09e8ef3dbad0ac1c81d8937e",
  "added_at": "2026-02-07T12:00:00Z"
}