@ ProgramNode (location: (0...13))
├── locals: []
└── statements:
    @ StatementsNode (location: (0...13))
    └── body: (length: 2)
        ├── @ RangeNode (location: (0...6))
        │   ├── left: ∅
        │   ├── right:
        │   │   @ IntegerNode (location: (3...6))
        │   │   └── flags: decimal
        │   ├── operator_loc: (0...3) = "..."
        │   └── flags: exclude_end
        └── @ RangeNode (location: (8...13))
            ├── left: ∅
            ├── right:
            │   @ IntegerNode (location: (10...13))
            │   └── flags: decimal
            ├── operator_loc: (8...10) = ".."
            └── flags: ∅
