nodes:
  # orphan item
  - kind: block
    type: list_item
    nodes:
      - kind: block
        type: paragraph
        nodes:
          - kind: text
            text: "Orphan"

  - kind: block
    type: ul_list
    nodes:
      - kind: block
        type: list_item
        nodes:
          - kind: block
            type: paragraph
            nodes:
              - kind: text
                text: "Valid item"
      # Item that contains another item
      - kind: block
        type: list_item
        nodes:
          - kind: block
            type: list_item
            nodes:
              - kind: block
                type: paragraph
                nodes:
                  - kind: text
                    text: "Direct child of another item"