ProgramNode(0...13)(
  [],
  StatementsNode(0...13)(
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       (0...1),
       [AssocNode(2...11)(
          InterpolatedSymbolNode(2...8)(
            (2...3),
            [EmbeddedStatementsNode(3...6)((3...5), nil, (5...6))],
            (6...8)
          ),
          ArrayNode(9...11)([], (9...10), (10...11)),
          nil
        )],
       (12...13)
     )]
  )
)
