Please answer the following question: Information:  - Karl Goldmark (born Károly Goldmark, Keszthely, May 18, 1830  Vienna, January 2, 1915) was a Hungarian-born Viennese composer.  - A Singspiel (plural: Singspiele; literally "sing-play") is a form of German-language music drama, now regarded as a genre of opera. It is characterized by spoken dialogue, which is alternated with ensembles, songs, ballads, and arias which were often strophic, or folk-like. Singspiel plots are generally comic or romantic in nature, and frequently include elements of magic, fantastical creatures, and comically exaggerated characterizations of good and evil. History. Some of the first Singspiele were miracle plays in Germany, where dialogue was interspersed with singing. By the early 17th century, miracle plays had grown profane, the word "Singspiel" is found in print, and secular Singspiele were also being performed, both in translated borrowings or imitations from English and Italian songs and plays, and in original German creations.  - Vienna is the capital and largest city of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.8 million (2.6 million within the metropolitan area, nearly one third of Austria's population), and its cultural, economic, and political centre. It is the 7th-largest city by population within city limits in the European Union. Until the beginning of the 20th century, it was the largest German-speaking city in the world, and before the splitting of the Austro-Hungarian Empire in World War I, the city had 2 million inhabitants. Today, it has the second largest number of German speakers after Berlin. Vienna is host to many major international organizations, including the United Nations and OPEC. The city is located in the eastern part of Austria and is close to the borders of the Czech Republic, Slovakia, and Hungary. These regions work together in a European Centrope border region. Along with nearby Bratislava, Vienna forms a metropolitan region with 3 million inhabitants. In 2001, the city centre was designated a UNESCO World Heritage Site.  - Gustav Albert Lortzing (October 23, 1801  January 21, 1851) was a German composer, actor and singer. He is considered to be the main representative of the German "Spieloper", a form similar to the French "opéra comique", which grew out of the "Singspiel".  - Theodor Lay was a nineteenth - century German operatic baritone who was particularly admired for his interpretations of the roles of Richard Wagner and Albert Lortzing . He is best remembered today for portraying the role of Baal - Hanan in the world premiere of Karl Goldmark 's Die Königin von Saba in 1875 .    Given the information above, choose from the list below the object entity that exhibits the relation 'country of citizenship' with the subject 'theodor lay'.  Choices: - austria  - czech republic  - germany  - hungary  - slovakia
Answer:
germany