(Statements
  (Package
    (Identifier))
  (Function
    (Identifier)
    (Statements
      (Call
        (Identifier)
        (Statements
          (Identifier)
          (Variadic
            (Identifier)))
        (Empty))
      (Call
        (Identifier)
        (Statements
          (Identifier)
          (Identifier))
        (Empty))
      (Call
        (Identifier)
        (Statements
          (Identifier)
          (Variadic
            (Identifier)))
        (Empty))
      (Call
        (Identifier)
        (Statements)
        (Empty)))))