{
  "type": "root",
  "children": [
    {
      "type": "paragraph",
      "children": [
        {
          "type": "text",
          "value": "The area is 5 cm"
        },
        {
          "type": "superscript",
          "children": [
            {
              "type": "text",
              "value": "2"
            }
          ]
        },
        {
          "type": "text",
          "value": ", as noted in the study"
        },
        {
          "type": "superscript",
          "children": [
            {
              "type": "text",
              "value": "[1]"
            }
          ]
        },
        {
          "type": "text",
          "value": "."
        }
      ]
    }
  ]
}