{
  "participants": 8,
  "materials": [
    {
      "id": "paper",
      "name": "Colored paper",
      "kind": "consumable",
      "quantity": 2,
      "unit": "sheet"
    },
    {
      "id": "scissors",
      "name": "Scissors",
      "kind": "shared",
      "quantity": 1,
      "unit": "pair",
      "share": 3
    },
    {
      "id": "glue",
      "name": "Glue",
      "kind": "consumable",
      "quantity": 10,
      "unit": "ml"
    }
  ],
  "inventory": [
    {
      "id": "paper",
      "quantity": 20,
      "unit": "sheet"
    },
    {
      "id": "scissors",
      "quantity": 3,
      "unit": "pair"
    },
    {
      "id": "glue",
      "quantity": 0.1,
      "unit": "l"
    }
  ],
  "conversions": [
    {
      "from": "l",
      "to": "ml",
      "factor": 1000
    }
  ],
  "compare": [
    8,
    12
  ]
}