(Program
  (Module
    (Identifier))
  (Function
    (Empty)
    (Identifier)
    (
      (If
        (
          (Call
          { (Identifier)
          ->(Identifier) }
            (Empty)))
        (Call
          (Identifier)
          (Empty))
        (Empty))
      (If
        (
          (Assignment
          { (Identifier)
          ->(Identifier) }
            (Call
              (Identifier)
              (Empty)))
          (Identifier))
        (Call
          (Identifier)
          (Empty))
        (Empty))
      (If
        (
          (Call
          { (Identifier)
          ->(Identifier) }
            (Empty)))
        (Call
          (Identifier)
          (Empty))
        (Call
          (Identifier)
          (Empty)))
      (If
        (
          (Assignment
            (Identifier)
          { (Integer)
          ->(Integer) })
          (LessThan
            (Identifier)
            (Integer)))
        (Call
        { (Identifier)
        ->(Identifier) }
          (Empty))
        (If
          (
            (LessThan
              (Identifier)
            { (Integer)
            ->(Integer) }))
          (Call
          { (Identifier)
          ->(Identifier) }
            (Empty))
          (Call
          { (Identifier)
          ->(Identifier) }
            (Empty)))))))