Question: What shares a border with Artur Mahraun's birthplace?

full_context: Document 1: Stellbergsee: Stellbergsee is a lake in Söhre, Landkreis Kassel and Schwalm-Eder-Kreis, Hesse, Germany. At an elevation of 356 m, its surface area is 0.014 km².
Document 2: Artur Mahraun: Artur Mahraun (30 December 1890 – 29 March 1950) was the founder and leader of the Young German Order ("Jungdeutscher Orden" or Jungdo) and an early contender for the leadership of the far right youth in Weimar Germany.
Document 3: Kurt Wahle: General Wahle, who had first joined the Prussian army in 1867, was the oldest combatant of any nation in World War I.
Document 4: Christian Karl August Ludwig von Massenbach: Christian Karl August Ludwig von Massenbach (April 16, 1758 – November 21, 1827), Prussian soldier, was born at Schmalkalden, and educated at Heilbronn and Stuttgart, devoting himself chiefly to mathematics.
Document 5: Hesselberg: Hesselberg (689 m above sea level) is the highest point in Middle Franconia and the Franconian Jura and is situated 60 km south west of Nuremberg, Germany. The mountain stands isolated and far from the center of the Franconian Jura, in its southwestern border region, 4 km to the north west of Wassertrüdingen. The mountain's first recorded name was "Öselberg", which probably derived from "öder Berg" (bleak mountain). This name later changed to "Eselsberg" and finally to the current name "Hesselberg". As a butte the mountain provides an insight into Jurassic geology. It has also witnessed an eventful history, many incidents were handed down from generation to generation and these mixed with facts have become legends. Nowadays many people visit Hesselberg in order to enjoy nature and the wonderful vista. When the weather is clear the Alps 150 km away can be seen.
Document 6: Seeberg: Seeberg is a municipality in the Oberaargau administrative district in the canton of Bern in Switzerland. The lake Burgäschisee is located on the border with Aeschi. On 1 January 2016 the former municipality of Hermiswil merged into Seeberg.
Document 7: Huguenots: Frederick William, Elector of Brandenburg, invited Huguenots to settle in his realms, and a number of their descendants rose to positions of prominence in Prussia. Several prominent German military, cultural, and political figures were ethnic Huguenot, including poet Theodor Fontane, General Hermann von François, the hero of the First World War Battle of Tannenberg, Luftwaffe General and fighter ace Adolf Galland, Luftwaffe flying ace Hans-Joachim Marseille, and famed U-boat captain Lothar von Arnauld de la Perière. The last Prime Minister of the (East) German Democratic Republic, Lothar de Maizière, is also a descendant of a Huguenot family, as is the German Federal Minister of the Interior, Thomas de Maizière.
Document 8: Schermützelsee: The Schermützelsee is a lake in Brandenburg, Germany. It is located in the town of Buckow in the district Märkisch-Oderland northwest of Müncheberg and east of the Berlin centre. With its surface area of 1.37 km² it is the largest water in the hill country „Märkische Schweiz“ and in the Märkische Schweiz Nature Park.
Document 9: Karl von Reyher: Karl Friedrich Wilhelm Reyher (from 1828 von Reyher) (21 June 1786, in Groß Schönebeck – 7 October 1857, in Berlin) was a Prussian officer who served as Prussian Minister of War in the government of Gottfried Ludolf Camphausen during the Revolution of 1848. After 1848 he also served as Prussian chief of staff.
Document 10: Sweden: At 449,964 km2 (173,732 sq mi), Sweden is the 55th-largest country in the world, the 4th-largest country entirely in Europe, and the largest in Northern Europe. The lowest elevation in Sweden is in the bay of Lake Hammarsjön, near Kristianstad, at −2.41 m (−7.91 ft) below sea level. The highest point is Kebnekaise at 2,111 m (6,926 ft) above sea level.
Document 11: Stellihorn: The Stellihorn is a mountain of the Swiss Pennine Alps, overlooking the lake of Mattmark in the canton of Valais. It lies south of Saas-Almagell in the upper valley of Saas. The north side is covered by a glacier named "Nollen Gletscher".
Document 12: Fredrik Bajer: He was son of a clergyman born in Næstved in 1837. Bajer served as an officer in the Danish army, fighting in the 1864 war against Prussia and Austria where he was promoted to the rank of first lieutenant. He was discharged in 1865, and moved to Copenhagen where he became a teacher, translator and writer.
Document 13: East Prussia: At the beginning of World War I, East Prussia became a theatre of war when the Russian Empire invaded the country. The Russian Army encountered at first little resistance because the bulk of the German Army had been directed towards the Western Front according to the Schlieffen Plan. Despite early success and the capture of the towns of Rastenburg and Gumbinnen, in the Battle of Tannenberg in 1914 and the Second Battle of the Masurian Lakes in 1915, the Russians were decisively defeated and forced to retreat. The Russians were followed by the German Army advancing into Russian territory.
Document 14: Alatsee: Alatsee is a meromictic lake in Ostallgäu, Bavaria, Germany. At an elevation of 868.0 m, its surface area is 12.00 ha. This lake supposedly holds "Hitler's gold". Many divers have died or disappeared mysteriously in this lake due to the toxicity of the organisms living in this lake. These organisms create the "blood cloud " that occurs quite abundantly throughout the year.
Document 15: Artur Mahraun: Born the son of a privy councillor in Kassel, Mahraun became a career soldier with the Prussian Army when he enlisted in the Prussian Infantry Regiment No. 83 in 1908. He served with distinction on the Eastern Front during First World War.
ground_truth: Schwalm-Eder-Kreis
sub_queries: Artur Mahraun >> place of birth Answer: Kassel
Kassel >> shares border with Answer: Schwalm-Eder-Kreis