????? ???????: ? ???? ??? ?????? ????????? ??? ??? “?????? ??? ??? ????????” ??? ???????????????????? ??? ???????? ?????? ???. ????????? ????????? ??? ??? ????? ????????? ??? ????? ????????? ??? ? ?? ????? ????????????? ???????????? ?????????? ?????? ?????????? ????? structure?????????, ?????????, ????, ???? ?????????, ???????????, ?????? ?????