Question: What city shares a border with Ferdinand Frantz's birthplace?

full_context: Document 1: Franz Seraph von Pfistermeister: Franz Seraph von Pfistermeister (14 December 1820 – 2 March 1912), was the court secretary and State Council of the Kingdom of Bavaria. Pfistermeister entered history not only in the domain of politics but also in the domain of music, when in his first official administrative function he was ordered by King Ludwig II to find the composer Richard Wagner and bring him to Munich.
Document 2: 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 3: 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 4: 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 5: Ställdalen: Ställdalen is a locality situated in Ljusnarsberg Municipality, Örebro County, Sweden with 539 inhabitants in 2010. In January 1956 there was a rail accident there.
Document 6: Weiß Ferdl: Weiß Ferdl (28 June 1883 – 19 June 1949, real name: "Ferdinand Weisheitinger") was a German actor, humorous folksinger, and author. He appeared in 19 films between 1928 and 1941 and performed regularly at the Platzl, a well-known Munich theater.
Document 7: 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 8: 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 9: Ferdinand Frantz: Ferdinand Frantz (February 8, 1906, Kassel – May 26, 1959, Munich), was a German operatic bass-baritone. He was well known in his time for his performances in the operas of Richard Wagner.
Document 10: Roger Soyer: Roger Soyer (born 1 September 1939) is a French operatic bass-baritone, particularly associated with the French repertory and with Mozart.
Document 11: Ferdinand Bac: Ferdinand-Sigismond Bach, known as Ferdinand Bac, (15 August 1859 - 18 November 1952) was a French cartoonist, artist and writer, son of an illegitimate nephew of the Emperor Napoleon. As a young man, he mixed in the fashionable world of Paris of the Belle Époque, and was known for his caricatures, which appeared in popular journals.
Document 12: 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 13: 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 14: Paul Franke: Paul Walter Franke (December 23, 1917, Boston – July 21, 2011, Queens) was an American operatic tenor who specialized in the comprimario repertoire. He had a very long association with the Metropolitan Opera, where he performed nearly 2000 times from 1948 to 1987. He also sang in the Santa Fe Opera house.
Document 15: Siegfried Wagner: Siegfried Wagner (6 June 18694 August 1930) was a German composer and conductor, the son of Richard Wagner. He was an opera composer and the artistic director of the Bayreuth Festival from 1908 to 1930.
ground_truth: Schwalm-Eder-Kreis
sub_queries: Ferdinand Frantz >> place of birth Answer: Kassel
Kassel >> shares border with Answer: Schwalm-Eder-Kreis