{
  "entities": [
    {
      "term": "Bio Hotel",
      "description": "An eco-friendly hotel concept prioritizing organic food, sustainable energy, and environmental responsibility.",
      "reference": "https://www.hotelquintadaserra.com/en/bio-hotel/"
    },
    {
      "term": "Madeira Island",
      "description": "An autonomous region of Portugal and a popular nature tourism destination.",
      "reference": "https://en.wikipedia.org/wiki/Madeira"
    },
    {
      "term": "Biosphere Certification",
      "description": "International recognition for sustainable tourism management.",
      "reference": "https://www.biospheretourism.com/en/entity/hotel-quinta-da-serra/258"
    }
  ],
  "authoritative_sources": [
    "https://www.visitmadeira.com/",
    "https://www.hotelquintadaserra.com/en/awards/"
  ]
}