(Statements
  (Try
  { (Identifier)
  ->(Identifier) }
  {+(Finally
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  {-(Identifier)-}
  {-(Catch
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      {-(Identifier)-}
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  {-(Catch
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      {-(Identifier)-})-})-}
  {-(Catch
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      {-(Identifier)-}
      {-(Identifier)-}
      {-(Identifier)-}
      {-(Identifier)-})-}
    {-(Statements)-})-}
  {-(Catch
    {-(Statements
      {-(Identifier)-}
      {-(Identifier)-})-}
    {-(Statements)-})-})
  (Try
  { (Identifier)
  ->(Identifier) }
  {+(Catch
    {+(Statements
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      {+(Identifier)+})+}
    {+(Statements)+})+}
  {+(Catch
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      {+(Identifier)+}
      {+(Identifier)+})+}
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  {+(Catch
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  {-(Identifier)-}
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      {-(Identifier)-})-})-}))