Information:  - Kreis Filehne was one of several Kreise ( English : counties ) in the northern administrative district of Bromberg , in the Prussian province of Posen .  - The Prussian Partition (sometimes called the Prussian Poland) refers to the former territories of the PolishLithuanian Commonwealth acquired during the partitions of Poland in the late 18th century by the Kingdom of Prussia. The Prussian acquisition amounted to 141,400 km (54,600 sq mi) of land constituting formerly western territory of the Commonwealth. The first partitioning led by imperial Russia with Prussian participation took place in 1772; the next one in 1793, and the final one in 1795, resulting in Poland's elimination for the next 123 years.  - The German Empire (officially ') was the historical German nation state that existed from the unification of Germany in 1871 to the abdication of Kaiser Wilhelm II in November 1918, when Germany became a federal republic (the Weimar Republic).  - The Napoleonic Wars (1803-1815) were a series of major conflicts pitting the French Empire and its allies, led by Napoleon I, against a fluctuating array of European powers formed into various coalitions, primarily led and financed by the United Kingdom. The wars resulted from the unresolved disputes associated with the French Revolution and the Revolutionary Wars, which had raged on for years before concluding with the Treaty of Amiens in 1802. The resumption of hostilities the following year paved the way for more than a decade of constant warfare often categorized into five conflicts: the War of the Third Coalition (1805), the War of the Fourth Coalition (1806-7), the War of the Fifth Coalition (1809), the War of the Sixth Coalition (1813), and the War of the Seventh Coalition (1815). The Napoleonic Wars had profound consequences for global and European history, leading to the spread of nationalism and liberalism, the rise of the British Empire as the world's premier power, the independence movements in Latin America and the collapse of the Spanish Empire, the fundamental reorganization of German and Italian territories into larger states, and the establishment of radically new methods in warfare.   - The Province of Posen was a province of Prussia from 1848 and as such part of the German Empire from 1871 until 1918. The area, roughly corresponding to the historic region of Greater Poland annexed during the 18th century Polish partitions, was about . For more than a century, it was part of the Prussian Partition, with a brief exception during the Napoleonic Wars.    Given the information above, choose from the list below the object entity that exhibits the relation 'country' with the subject 'kreis filehne'.  Choices: - german empire  - germany  - poland  - prussia  - russia  - united kingdom  - world
poland
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Information:  - Bulgaria (tr. '), officially the Republic of Bulgaria (tr. '), is a country in southeastern Europe. It is bordered by Romania to the north, Serbia and Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east. With a territory of , Bulgaria is Europe's 16th-largest country.  - Serbia, officially the Republic of Serbia, is a sovereign state situated at the crossroads of Central and Southeast Europe, covering the southern part of the Pannonian Plain and the central Balkans. Relative to its small territory, it is a diverse country distinguished by a "transitional" character, situated along cultural, geographic, climatic and other boundaries. Serbia is landlocked and borders Hungary to the north; Romania and Bulgaria to the east; Macedonia to the south; and Croatia, Bosnia-Herzegovina, and Montenegro to the southwest; it also claims a border with Albania through the disputed territory of Kosovo. Serbia numbers around 7 million residents, and its capital, Belgrade, ranks among the largest cities in Southeast Europe.  - The Black Sea is a body of water between Eastern Europe and Western Asia, bounded by Bulgaria, Georgia, Romania, Russia, Turkey, and Ukraine. It is supplied by a number of major rivers, such as the Danube, Dnieper, Rioni, Southern Bug, and Dniester. The Black Sea has an area of (not including the Sea of Azov), a maximum depth of , and a volume of . It is constrained by the Pontic Mountains to the south and by the Caucasus Mountains to the east, and features a wide shelf to the northwest. The longest east-west extent is about .  - Romania is a sovereign state located in Southeastern Europe. It borders the Black Sea, Bulgaria, Ukraine, Hungary, Serbia, and Moldova. It has an area of and a temperate-continental climate. With 19.94 million inhabitants, the country is the seventh-most-populous member state of the European Union. The capital and largest city, Bucharest, with its 1,883,425 inhabitants is the sixth-largest city in the EU.  - Ivan II (  II , also  II , Ioan II , English : John II ) , known as Kaloyan the Greek - slayer or alternatively as the Roman - slayer ( Bulgarian :   ,   ) , ruled as emperor ( tsar ) of Bulgaria between 1197 and 1207 . He is the third and youngest of the brothers who managed to restore the Bulgarian Empire , the others being Peter IV and Ivan Asen I. Kaloyan managed to stabilize the tsar 's power and the Second Bulgarian Empire 's position as a leading power in Southeastern Europe thanks to his successful campaigns against the Latin Empire .    Given the information above, choose from the list below the object entity that exhibits the relation 'occupation' with the subject 'kaloyan of bulgaria'.  Choices: - major  - sovereign  - ukraine
sovereign
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