@ ProgramNode (location: (1,0)-(1,9))
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(1,9))
    └── body: (length: 1)
        └── @ ArrayNode (location: (1,0)-(1,9))
            ├── flags: ∅
            ├── elements: (length: 3)
            │   ├── @ SymbolNode (location: (1,3)-(1,4))
            │   │   ├── flags: forced_us_ascii_encoding
            │   │   ├── opening_loc: ∅
            │   │   ├── value_loc: (1,3)-(1,4) = "a"
            │   │   ├── closing_loc: ∅
            │   │   └── unescaped: "a"
            │   ├── @ SymbolNode (location: (1,5)-(1,6))
            │   │   ├── flags: forced_us_ascii_encoding
            │   │   ├── opening_loc: ∅
            │   │   ├── value_loc: (1,5)-(1,6) = "b"
            │   │   ├── closing_loc: ∅
            │   │   └── unescaped: "b"
            │   └── @ SymbolNode (location: (1,7)-(1,8))
            │       ├── flags: forced_us_ascii_encoding
            │       ├── opening_loc: ∅
            │       ├── value_loc: (1,7)-(1,8) = "c"
            │       ├── closing_loc: ∅
            │       └── unescaped: "c"
            ├── opening_loc: (1,0)-(1,3) = "%I("
            └── closing_loc: (1,8)-(1,9) = ")"