Given the question: Information: - The Battle of Lipany (in Czech: "Bitva u Lipan"), also called the Battle of esky Brod, was fought at Lipany 40km east of Prague on 30 May 1434 and virtually ended the Hussite Wars. An army of Utraquist nobility and Catholics, called the Bohemian League, defeated the radical Taborites and Orphans (or "Sirotci") led by Prokop the Great, the overall commander, and by Jan apek of Sany, the cavalry commander. - The Czech Republic, also known by the short name Czechia, is a nation state in Central Europe bordered by Germany to the west, Austria to the south, Slovakia to the east and Poland to the northeast. The Czech Republic covers an area of with mostly temperate continental climate and oceanic climate. It is a unitary parliamentary republic, has 10.5million inhabitants and the capital and largest city is Prague, with over 1.2million residents. The Czech Republic includes the historical territories of Bohemia, Moravia, and Czech Silesia. - The Indo-European languages are a language family of several hundred related languages and dialects. There are about 445 living Indo-European languages, according to the estimate by "Ethnologue", with over two-thirds (313) of them belonging to the Indo-Iranian branch. The most widely spoken Indo-European languages by native speakers are Spanish, English, Hindustani (Hindi and Urdu), Portuguese, Bengali, Russian, Persian and Punjabi, each with over 100 million speakers. Today, 46% of the human population speaks an Indo-European language natively, by far the highest of any language family. - The Lands of the Bohemian Crown, often called "Czech lands" in modern times, were a number of incorporated states in Central Europe during the medieval and early modern periods connected by feudal relations under the joint rule of the Bohemian kings. The crown lands primarily consisted of the Kingdom of Bohemia, an electorate of the Holy Roman Empire according to the Golden Bull of 1356, the Margraviate of Moravia, the Duchies of Silesia, the Lusatias, as well as other territories throughout its history. - The Greek alphabet has been used to write the Greek language since the late 9th century BC or early 8th century BC It was derived from the earlier Phoenician alphabet, and was the first alphabetic script to have distinct letters for vowels as well as consonants. It is the ancestor of the Latin and Cyrillic scripts. Apart from its use in writing the Greek language, in both its ancient and its modern forms, the Greek alphabet today also serves as a source of technical symbols and labels in many domains of mathematics, science and other fields. - Belarus ( lat. ', ), officially the Republic of Belarus, formerly known by its Russian name Byelorussia (though this name is no longer used in Belarus itself, even in Russian language), is a landlocked country in Eastern Europe bordered by Russia to the northeast, Ukraine to the south, Poland to the west, and Lithuania and Latvia to the northwest. Its capital and most populous city is Minsk. Over 40% of its is forested. Its strongest economic sectors are service industries and manufacturing. Until the 20th century, different states at various times controlled the lands of modern-day Belarus, including the Principality of Polotsk (11th to 14th centuries), the Grand Duchy of Lithuania, the PolishLithuanian Commonwealth, and the Russian Empire. - Szczecin (German and , known also by other alternative names) is the capital city of the West Pomeranian Voivodeship in Poland. Located near the Baltic Sea, it is a major seaport and Poland's seventh-largest city. As of June 2011, the population was 407,811. - Lower Silesia ( Silesian German: "Niederschlasing") is the northwestern part of the historical and geographical region of Silesia; Upper Silesia is to the southeast. - The Hussite Wars, also called the Bohemian Wars or the Hussite Revolution, were fought between the Hussites and various European monarchs who sought to enforce the authority of the Roman Catholic Church on them; various Hussite factions also confronted each other, especially the Utraquists who opposed remaining Hussite spinoffs alongside Roman Catholics. These wars lasted from 1419 to approximately 1434. - The classical Latin alphabet, also known as the Roman alphabet, is a writing system originally used by the ancient Romans to write the Latin language. The Latin alphabet evolved from the visually similar Cumaean Greek version of the Greek alphabet, which was itself descended from the Phoenician abjad, which in turn was derived from Egyptian hieroglyphics. The Etruscans who ruled early Rome adopted the Cumaean Greek alphabet which was modified over time to become the Etruscan alphabet, which was in turn adopted and further modified by the Romans to produce the Latin alphabet. - Krakow, also Cracow or Krakow, is the second largest and one of the oldest cities in Poland. Situated on the Vistula River in the Lesser Poland region, the city dates back to the 7th century. Krakow has traditionally been one of the leading centres of Polish academic, cultural, and artistic life and is one of Poland's most important economic hubs. It was the capital of the Crown of the Kingdom of Poland from 1038 to 1569; the PolishLithuanian Commonwealth from 1569 to 1795; the Free City of Krakow from 1815 to 1846; the Grand Duchy of Cracow from 1846 to 1918; and Krakow Voivodeship from the 14th century to 1998. It has been the capital of Lesser Poland Voivodeship since 1999. - The Czech lands or the Bohemian lands, are the three historical regions of Bohemia, Moravia, and Czech Silesia, which together have formed the Czech Republic since 1 January 1993. - Prague is the capital and largest city of the Czech Republic. It is the 14th largest city in the European Union. It is also the historical capital of Bohemia. Situated in the north-west of the country on the Vltava river, the city is home to about 1.26million people, while its larger urban zone is estimated to have a population of nearly 2million. The city has a temperate climate, with warm summers and chilly winters. - Gdask (German: ) is a Polish city on the Baltic coast. It is the capital of the Pomeranian Voivodeship, Poland's principal seaport and is also the centre of the country's fourth-largest metropolitan area. - Silesian German (Silesian German: ' or ') or Lower Silesian is a nearly extinct German dialect spoken in Silesia. It is part of the East Central German language area with some West Slavic influences. Variations of the dialect until 1945 were spoken by about seven million people. After World War II, local communist authorities forbade the use of the language, after the expulsion of the Germans the province of Silesia was incorporated into southwestern Poland, with small portions in northeastern Czech Republic and in eastern Germany, and Silesian German continued to be spoken only by individual families expelled to the remaining territory of Germany and in cultural gatherings mainly in West Germany. Most descendents of the Silesian Germans expelled to West and East Germany no longer learned the dialect, and the cultural gatherings were less and less frequented. - Bohemia is the westernmost and largest historical region of the Czech lands in the present-day Czech Republic. In a broader meaning, Bohemia sometimes refers to the entire Czech territory, including Moravia and Czech Silesia, especially in a historical context, such as the Lands of the Bohemian Crown ruled by Bohemian kings. - Kaliningrad Oblast ("Kaliningradskaya oblast") is a federal subject of the Russian Federation that is located on the coast of the Baltic Sea. As an oblast, its constitutional status is equal to each of the other 84 federal subjects. Its administrative center is the city of Kaliningrad, formerly known as Konigsberg. It is the only Baltic port in the Russian Federation that remains ice-free in winter. According to the 2010 census, it had a population of941,873. - Latin (Latin: ) is a classical language belonging to the Italic branch of the Indo-European languages. The Latin alphabet is derived from the Etruscan and Greek alphabets. - Poland, officially the Republic of Poland, is a country in Central Europe, situated between the Baltic Sea in the north and two mountain ranges (the Sudetes and Carpathian Mountains) in the south. Bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine and Belarus to the east; and the Baltic Sea, Kaliningrad Oblast (a Russian exclave) and Lithuania to the north. The total area of Poland is , making it the 69th largest country in the world and the 9th largest in Europe. With a population of over 38.5million people, Poland is the 34th most populous country in the world, the 8th most populous country in Europe and the sixth most populous member of the European Union. Poland is a unitary state divided into 16 administrative subdivisions, and its capital and largest city is Warsaw. Other metropolises include Krakow, Wrocaw, Pozna, Gdask and Szczecin. - Upper Silesia (Silesian: "Grny lnsk" ; Silesian German: "Oberschlasing") is the southeastern part of the historical and geographical region of Silesia. Since the 9th century, Upper Silesia has been part of (chronologically) Greater Moravia, the Duchy of Bohemia, the Piast Kingdom of Poland, again of the Lands of the Bohemian Crown and the Holy Roman Empire, as well as of the Habsburg Monarchy from 1526. In 1742 the bulk of Upper Silesia was annexed by the Kingdom of Prussia, and in 1871 it became part of the German Empire. After the Second World War it became part of the Republic of Poland, in 1945. - The Hussites (or "Kalisnici"; "Chalice People") were a Christian movement in the Kingdom of Bohemia following the teachings of Czech reformer Jan Hus (c. 13691415), who became the best-known representative of the Bohemian Reformation and one of the forerunners of the Protestant Reformation. This predominantly religious movement was propelled by social issues and strengthened Czech national awareness. - Ukraine (tr. ) is a sovereign state in Eastern Europe, bordered by Russia to the east and northeast, Belarus to the northwest, Poland and Slovakia to the west, Hungary, Romania, and Moldova to the southwest, and the Black Sea and Sea of Azov to the south and southeast, respectively. Ukraine is currently in territorial dispute with Russia over the Crimean Peninsula which Russia annexed in 2014 but which Ukraine and most of the international community recognise as Ukrainian. Including Crimea, Ukraine has an area of , making it the largest country entirely within Europe and the 46th largest country in the world. It has a population of about 44.5 million, making it the 32nd most populous country in the world. - Slovakia, officially the Slovak Republic, is a landlocked country in Central Europe. It is bordered by the Czech Republic and Austria to the west, Poland to the north, Ukraine to the east and Hungary to the south. Slovakia's territory spans about and is mostly mountainous. The population is over 5 million and comprises mostly ethnic Slovaks. The capital and largest city is Bratislava. The official language is Slovak, a member of the Slavic language family. - Lithuania (UK and US: ), officially the Republic of Lithuania, is a country in Northern Europe. One of the three Baltic states, it is situated along the southeastern shore of the Baltic Sea, to the east of Sweden and Denmark. It is bordered by Latvia to the north, Belarus to the east and south, Poland to the south, and Kaliningrad Oblast (a Russian exclave) to the southwest. Lithuania has an estimated population of 2.9 million people , and its capital and largest city is Vilnius. Lithuanians are a Baltic people. The official language, Lithuanian, along with Latvian, is one of only two living languages in the Baltic branch of the Indo-European language family. - Prokop the Great or Prokop the Bald or the Shaven (Czech: "Prokop Holy", Latin: "Procopius Rasus") (c. 1380 30 May 1434) was one of the most prominent Hussite generals of the Hussite Wars. - Andrzej Sapkowski (born 21 June 1948) is a Polish fantasy writer, former translator and economist. He is best known for his widely popular book series, "The Witcher". - Moravia is a historical country in the Czech Republic (forming its eastern part) and one of the historical Czech lands, together with Bohemia and Czech Silesia. The medieval and early modern Margraviate of Moravia was a crown land of the Lands of the Bohemian Crown (from 1348 to 1918), an imperial state of the Holy Roman Empire (1004 to 1806), later a crown land of the Austrian Empire (1804 to 1867) and briefly also one of 17 former crown lands of the Cisleithanian part of the Austro-Hungarian Empire from 1867 to 1918. During the early 20th century, Moravia was one of the five lands of Czechoslovakia from 1918 to 1928; it was then merged with Czech Silesia, and eventually dissolved by abolition of the land system in 1949. - The Baltic Sea ( ; ) is a sea of the Atlantic Ocean, enclosed by Scandinavia, Finland, the Baltic countries, and the North European Plain. It includes the Gulf of Bothnia, the Bay of Bothnia, the Gulf of Finland, the Gulf of Riga, and the Bay of Gdask. The sea stretches from 53N to 66N latitude and from 10E to 30E longitude. A mediterranean sea of the Atlantic, with limited water exchange between the two bodies, the Baltic Sea drains through the Danish islands into the Kattegat by way of the straits of resund, the Great Belt, and the Little Belt. - The Oder (Czech, Lower Sorbian and , Upper Sorbian: "Wodra") is a river in Central Europe. It rises in the Czech Republic and flows (generally north- and northwest-ward) through western Poland, later forming of the border between Poland and Germany, part of the OderNeisse line. The river ultimately flows into the Szczecin Lagoon north of Szczecin and then into three branches (the Dziwna, wina and Peene) that empty into the Gulf of Pomerania of the Baltic Sea. - Czech Silesia is the name given to the part of the historical region of Silesia presently located in the Czech Republic. While not today an administrative entity in itself, Czech Silesia is, together with Bohemia and Moravia, one of the three historical Czech lands. In this context, it is often mentioned as "Silesia" even though it is only around one tenth of the area of the historic land of Silesia. - Europe is a continent that comprises the westernmost part of Eurasia. Europe is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, and the Mediterranean Sea to the south. To the east and southeast, Europe is generally considered as separated from Asia by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways of the Turkish Straits. Yet the non-oceanic borders of Europea concept dating back to classical antiquityare arbitrary. The primarily physiographic term "continent" as applied to Europe also incorporates cultural and political elements whose discontinuities are not always reflected by the continent's current overland boundaries. - The Sudetes are a mountain range in Central Europe, also known in English (from their names in German and Czech/Polish) as the Sudeten or Sudety mountains. - Silesia (or ; Silesian German: "Schlasing" Silesian: "lnsk" ) is a region of Central Europe located mostly in Poland, with small parts in the Czech Republic and Germany. Its area is about , and its population about 8,000,000. Silesia is located along the Oder river. It consists of Lower Silesia and Upper Silesia. - Lux perpetua is a historical novel with fantasy elements , written by Andrzej Sapkowski . It is the last part of the trilogy . Its events take place in Bohemia , Silesia and Poland , during the time of Hussite Wars . Its action takes place from 1429 until the Battle of Lipany ( fall of the Taborites ) . The title comes from the Latin requiem mass , '' Requiem ternam dona eis , Domine , et lux perpetua luceat eis . '' The Trilogy includes : Narrenturm Boy bojownicy Lux perpetua Given the information, choose the subject and object entities that have the relation of 'original language of work'.
The answer is:
lux perpetua , polish