@ DocumentNode (location: (1:0)-(1:23))
└── children: (2 items)
    ├── @ HTMLTextNode (location: (1:0)-(1:5))
    │   └── content: "Hello"
    │
    └── @ HTMLElementNode (location: (1:5)-(1:23))
        ├── open_tag:
        │   └── @ HTMLOpenTagNode (location: (1:5)-(1:11))
        │       ├── tag_opening: "<" (location: (1:5)-(1:6))
        │       ├── tag_name: "span" (location: (1:6)-(1:10))
        │       ├── tag_closing: ">" (location: (1:10)-(1:11))
        │       ├── children: []
        │       └── is_void: false
        │
        ├── tag_name: "span" (location: (1:6)-(1:10))
        ├── body: (1 item)
        │   └── @ HTMLTextNode (location: (1:11)-(1:16))
        │       └── content: "World"
        │
        ├── close_tag:
        │   └── @ HTMLCloseTagNode (location: (1:16)-(1:23))
        │       ├── tag_opening: "</" (location: (1:16)-(1:18))
        │       ├── tag_name: "span" (location: (1:18)-(1:22))
        │       └── tag_closing: ">" (location: (1:22)-(1:23))
        │
        └── is_void: false