???? ?? ???? ????? ????? ?? ???? ????? ????? ?? ???? ???? ???????? ??? ?? ?????? ???????. ???? [??? ??????2] ?? ?????? ?? ?????? ??????? ?? ??????. ????] ?? ????? ??????? ???? ?????? ????? ???? ???| ??? ????}. ???? ????? ????? ?????? ??????? ?? ???? ?? ???? ????? {????? ?????????????? ?? ?????|?? ??????? ???? ????? ???? ??? Highly trained