{
    "type": "productivebees:bee_conversion",
    "source": "productivebees:potassium",
    "result": "productivebees:yttrium",
    "item": {
      "item": "chemlib:yttrium"
    },
    "conditions": [
      {
        "type": "productivebees:bee_exists",
        "bee": "productivebees:yttrium"
      }
    ]
  }