. "1919Z"^^ . "Diemelsee, Diemel Reservoir"@en . "The Diemelsee or Diemel Reservoir (German: Diemelstausee) is a reservoir with a surface area of 1.65 km\u00B2 and about capacity of 19.9 million m\u00B3 on the River Diemel in the counties of Waldeck-Frankenberg in North Hesse, and Hochsauerlandkreis, Westphalia, Germany.It is part of the Diemeltalsperre hydropower system (DiT) comprising the Diemel Dam, the equalizing basin, the power plant and the reservoir itself, owned by the Federal Waterway and Navigation Authority and managed by its Hann."@en . . . . . "1912Z"^^ . . "1912 to 1914 and 1919 to 1923" . . "Diemelstausee, Diemeltalsperre"@en .