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a city in Tula Oblast, RSFSR, on the right bank of the Uperta River (a tributary of the Upa). Railroad station (Zhdanka) on the Uzlovaia-Elets line. Population, 30,000 (1968). Lignite is mined. There are technicums of electronics and agriculture. Bogoroditsk arose in the 17th century and has been a city since 1777. A castle and park complex from the second half of the 18th century has been preserved.