Complex sentence: Baisarov's people turned into the secretive "Gorets" (' Highlander') unit, subordinate to the tactical department of the North Caucasus FSB and based in Pobedinskoye (Pobedinskoe), north-west of Grozny.
Split into simpler sentences: Baisarov's people turned into the secretive "Gorets" (' Highlander') unit, subordinate to the tactical department of the North Caucasus FSB. The unit was based in Pobedinskoye (Pobedinskoe), north-west of Grozny.