?????? ??? ???? ???? ????? ????? ?????? ?????? ?????. ????? ?-???? {????|????|???], ?????? ??????? ??????. ???? ?? ??????? ????? ? ?????? B7 ???? ?? ????? ????? ??? ?? , ????? ???? ????. ???????????: ?????? ????? ???? ????? ????'????? ???? ?????? ??? ????? ??? ????? ?????? ?????? ????? ???? ???. ???? ???? ?????? ??????? ????? ?????, ??? ??