???????? ??????? ????? ??????? ?????? ????? ?????? ???? ???? ?? ??????? ??????? ?????? ???? ???????? ??????? ?????? ?????? ?? ???????? ??????? ????? ??? ?????? ??? ???????? ??????? ???? ?????. endeavours had been designed to improve the Israeli defensive position. The "Purple Line" ran alongside a number of low dormant volcanic cones, "tels", insi