Question: What federal parliamentary republic in central-western Europe has a southern Black Forest?

Context articles: Germany
German Clock Road
Höllental (Black Forest)
Nonnenmattweiher
Hotzenwald Trail
Blauen (Badenweiler)
High Black Forest
Federal parliamentary republic
Southern Black Forest
Zeller Blauen

Germany ( ; German: "Deutschland" , ] ), officially the Federal Republic of Germany (German: "Bundesrepublik Deutschland" ,    ), is a federal parliamentary republic in central-western Europe.
 It includes 16 constituent states, covers an area of 357,021 km2 , and has a largely temperate seasonal climate.
 With about 82 million inhabitants, Germany is the most populous member state of the European Union.
 After the United States, it is the second most popular immigration destination in the world.
 Germany's capital and largest metropolis is Berlin, while its largest conurbation is the Ruhr, with its main centres of Dortmund and Essen.
 The country's other major cities are Hamburg, Munich, Cologne, Frankfurt, Stuttgart, Düsseldorf, Leipzig, Bremen, Dresden, Hannover and Nuremberg.
The German Clock Road (German: "Deutsche Uhrenstraße" ) or German Clock Route is a holiday route that runs from the Central Black Forest through the Southern Black Forest to the Baar region and thus links the centres of Black Forest clock manufacturing.
The Höllental (English translation: Hell's Valley) in the Black Forest is a deep valley - in places like a gorge - in the state of Baden-Württemberg in Germany.
 The valley, which is about 9 km long, is located in the southern part of the Southern Black Forest Nature Park about 18 km southeast of Freiburg im Breisgau between Hinterzarten and Buchenbach-"Himmelreich".
 The "Rotbach" stream (also called "Höllenbach" in the upper Höllental) runs through the valley.
 "Hölle" is the German word for "hell".
 In the narrow, dark valley, travellers almost felt like moving underground.
 The valley was the locale of the Battle of Emmendingen in 1796, part of the French Revolutionary Wars.
The Nonnenmattweiher is a lake that has been impounded by an embankment in the Southern Black Forest in Germany.
 Together with the surrounding area it forms a nature reserve of the same name in the High Black Forest in the state of Baden-Württemberg.
The Hotzenwald Trail (German: "Hotzenwald-Querweg" ) is a two-day, 46-kilometre-long hiking trail through the Southern Black Forest in Germany that runs from Schopfheim to Waldshut.
 The term Hotzenwald for the region through which the trail passes is derived from Joseph Victor von Scheffel's novel "Der Trompeter von Säckingen" ("The Trumpeter of Säckingen").
 The hiking trail is sponsored and managed by the Black Forest Club.
 Its waymark is a white and black diamond on a yellow background.
The Blauen or Hochblauen is a 1,165 m mountain in the southern Black Forest.
 The peak lies within the municipalities of Schliengen and Malsburg-Marzell in Landkreis Lörrach and the community of Badenweiler in LandkreisBreisgau-Hochschwarzwald.
 It is an ideal viewpoint with views of the Black Forest, Vosges, Jura Mountains, and the Alps.
The High Black Forest (German: "Hochschwarzwald" ) is a, touristic and geographical, region in the south-west of the German federal state Baden-Württemberg, primarily in the Southern Black Forest.
A federal parliamentary republic refers to a federation of states with a republican form of government that is, more or less, dependent upon the confidence of parliaments at both the national and subnational levels.
 It is a combination of the federal republic and the parliamentary republic.
The Southern Black Forest (German: "Südschwarzwald" ) refers to the highest part of the Black Forest which was heavily transformed by ice age glaciation south of a line roughly from Freiburg im Breisgau to Donaueschingen.
 The term High Black Forest is not quite identical; that usually includes the highest part of the Central Black Forest, southeast of the Elz valley, as well.
 The Southern Black Forest Nature Park ("Naturpark Südschwarzwald") also takes in this area, extending across the whole of the High Black Forest as well as several peripheral areas.
The Zeller Blauen (more rarely: "Hochblauen") is a mountain,  sea level (NHN) ,<includeonly></includeonly> in the southern Black Forest in Germany.
 It belongs to Zell im Wiesental in the Baden-Württemberg county of Lörrach.