Complex sentence: Kondratenko was a governor of Krasnodar Kray in 1997-2001, a position in which he was preceded by Nikolai Yegorov, succeeded by Alexander Tkachyov.
Split into simpler sentences: Kondratenko was a governor of Krasnodar Kray in 1997-2001. Preceded by Nikolai Yegorov, succeeded by Alexander Tkachyov.