 Complete the following phrase:  The Andis live in western Daghestan. Their neighbors to the northwest are the Chechens; to the southeast, the small ethnic groups speaking other Andian languages and the Avars. The principal area of settlement, Andia, is a vast valley bordered by the Andi ridge and its spurs. The snow-covered steep ridge forms the entire northern boundary and exercises a moderating influence on Andias climate by sheltering it from cold winds. In the past, access to Andia could be difficult: the roads linking it to the outside world were guarded on the south by the Mynin Tower and on the north by the fortress of Butsurkha. At present, however, all of the Andian villages are linked by automobile routes. The village of Andi was an important location during the campaign of the 