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