initialise-binding scope
  (collateral
     (bind
        ("test",
         function abstraction
           (scope
              (collateral
                 (map
                    ( )),
               return decimal-natural
                 ("3")))),
      bind
        ("x",
         allocate-initialised-variable
           (integers,
            0)),
      map
        ( )),
   sequential
     (null,
      assign
        (bound "x",
         handle-return apply
           (bound "test",
            null)),
      print assigned
        (bound
           ("x"))))