???????? ???? ? ??? ?? ?? ???????????? ???? ??? ??? ??...?????????? ???????????? ???? ??????...???? ????? ???? ???? ???????? ??????????????- ?? ???????????????????? ???? ??. ???? ?????????????? ?????????????????????? ???? ???? ?? ?????????? ?? ?? ?? ? ??????. ?? ???????? ?????? ????, ???????? ????. ???? I essentially locate this rule quite intrigui