Question: What is the centerpiece of a former monastery complex of the Canons Regular of the Lateran, opposite of the chief diplomatic mission of the United Kingdom in Lithuania that represents the British Overseas Territories in Lithuania ?

full_context: Document 1: Church of St. Peter and St. Paul, Vilnius: St. Peter and St. Paul's Church (Lithuanian: "Šv. apaštalų Petro ir Povilo bažnyčia" , Polish: "Kościół św. Piotra i Pawła na Antokolu" ) is a Roman Catholic church located in the Antakalnis neighbourhood of Vilnius, Lithuania. It is the centerpiece of a former monastery complex of the Canons Regular of the Lateran. Its interior has masterful compositions of some 2,000 stucco figures by Giovanni Pietro Perti and ornamentation by Giovanni Maria Galli and is unique in Europe. The church is considered a masterpiece of the Polish-Lithuanian Commonwealth Baroque.
Document 2: List of mannerist structures in Central Poland: The mannerist architecture and sculpture in Poland have two major traditions: Polish-Italian and Dutch-Flemish, that dominated in northern Poland. The Silesian mannerism of South-Western Poland was largely influenced by Bohemian and German mannerism, while the Pomeranian mannerism of North-Western Poland was influenced by Gothic tradition and Northern German mannerism. The Jews in Poland adapted patterns of Italian and Polish mannerism to their own tradition. The mannerist complex of Kalwaria Zebrzydowska and mannerist City of Zamość are UNESCO World Heritage Sites.
Document 3: List of mannerist structures in Southern Poland: The mannerist architecture and sculpture in Poland include two major traditions - Polish/Italian and Dutch/Flemish, that dominated in northern Poland. The Silesian mannerism of south-western Poland was largely influenced by Bohemian and German mannerism, while the Pomeranian mannerism of north-western Poland was influenced by Gothic tradition and Northern German mannerism. The Jews in Poland adapted patterns of Italian and Polish mannerism to their own tradition. The mannerist complex of Kalwaria Zebrzydowska and mannerist City of Zamość are UNESCO World Heritage Sites.
Document 4: Embassy of the United Kingdom, Tel Aviv: The Embassy of the United Kingdom in Tel Aviv is the chief diplomatic mission of the United Kingdom in Israel. The Embassy is located on Hayarkon Street in the Old North area of the city. The current British Ambassador to Israel is David Quarrey. The Embassy also represents the British Overseas Territories in Israel.
Document 5: Embassy of the United Kingdom, Vilnius: The Embassy of the United Kingdom in Vilnius is the chief diplomatic mission of the United Kingdom in Lithuania. The Embassy is located on Antakalnio Street, opposite the St Peter and St Paul Church. The current British Ambassador to Lithuania is Claire Lawrence. The Embassy also represents the British Overseas Territories in Lithuania.
Document 6: Church of Sts. Peter and Paul-Catholic: Church of Sts. Peter and Paul—Catholic is a historic church building on State Street in Gilman, Minnesota, United States. It was built in 1930 to serve a Polish-American congregation and was added to the National Register of Historic Places in 1982. The first church was a log structure in 1872. It was known as the church of St. Wenselaus. Then a new church was built in the 1880s and was a frame structure known as St. Casimir's Church. The old log church was converted into classrooms. A new school building was built in 1909 and is present today. St. Casimir's church was destroyed by fire in 1891. A new and larger frame building was constructed for the new church. This church building stood north of the present brick building. Fr. Vincent Wotzka as pastor had a brick rectory built in 1924. Sometime during these early years, the name of the parish was changed to SS. Peter and Paul. No reason has been found for the change.
Document 7: Cathedral of St. Ignatius of Loyola, Vilnius: The Cathedral of St. Ignatius of Loyola (Lithuanian: "Šv. Ignoto katedra" ) also called Church of St. Ignatius ("Šv. Ignoto bažnyčia") It is a religious building of the Catholic Church that serves as the cathedral of the military ordinariate in Lithuania, is located in the capital, Vilnius.
Document 8: Embassy of the United Kingdom, Beijing: The Embassy of the United Kingdom in Beijing is the chief diplomatic mission of the United Kingdom in the People's Republic of China. It is one of Britain's largest overseas Embassies. It is located at "11 Guang Hua Lu", in the Chaoyang District. The current British Ambassador to China is Barbara Woodward.
Document 9: St Andrew's Ukrainian Catholic Church: Our Lady of Pochaev and St Andrew's Ukrainian Catholic Church is situated on Dalmeny Street, Leith. It is one of the few Ukrainian Greek Catholic parish churches in Scotland. It is a church in the only Eastern Catholic eparchy in Great Britain, the Ukrainian Catholic Eparchy of the Holy Family of London.
Document 10: Chapel of Saint Casimir: The Chapel of Saint Casimir is a chapel dedicated to Saint Casimir in Vilnius Cathedral. The chapel was built in 1623–36 after Prince Casimir (1458–1484) was canonized as saint. It was built and decorated in the Baroque style by Italian sculptors and architects commissioned by Sigismund III Vasa, King of Poland and Grand Duke of Lithuania. The centerpiece of the chapel is a faux marble altar which holds the silver sarcophagus with Casimir's remains and the painting "Three-Handed St. Casimir".
Document 11: Embassy of the United Kingdom, Tashkent: The Embassy of the United Kingdom in Tashkent is the chief diplomatic mission of the United Kingdom in Uzbekistan. The Embassy is located on Gulyamov Street, in the Mirzo Ulugbek district. The current British Ambassador to Uzbekistan is Christopher Allan. Diplomatic relations were established on 18 February 1992. The Embassy also represents the British Overseas Territories in Uzbekistan.
Document 12: Embassy of the United Kingdom, Buenos Aires: The Embassy of the United Kingdom in Buenos Aires is the chief diplomatic mission of the United Kingdom in Argentina. The Embassy also represents the British Overseas Territories in Argentina.
Document 13: Embassy of the United Kingdom, Stockholm: The Embassy of the United Kingdom in Stockholm is the chief diplomatic mission of the United Kingdom in Sweden. The Embassy also represents the British Overseas Territories in Sweden. It is located on Skarpögatan in the Diplomatstaden neighborhood. The current British Ambassador to Sweden is Paul Johnston.
Document 14: St. Anthony of Padua Church, Strzelniki: St. Anthony of Padua Church in Strzelniki, Poland, is a historic Renaissance fourteenth-century church. St. Anthony of Padua's Church (formerly St. Lawrence) was first mentioned in 1376. The present church was built in 1688, with the 1853 renovation restructuring its oval-cut windows. During renovations that took place in 1958, Medieval polychromes were discovered, that were later uncovered and exhibited between 1966 and 1979. The polychromes cover the entire interior of the church.
Document 15: Church of St. Anne, Vilnius: St. Anne's Church (Lithuanian: "Šv. Onos bažnyčia" ) is a Roman Catholic church in Vilnius' Old Town, on the right bank of the Vilnia River. It is a prominent example of both Flamboyant Gothic and Brick Gothic styles. St. Anne's is a prominent landmark in the Old Town of Vilnius that enabled the district to be included in the list of UNESCO World Heritage sites. And it is one of the most interesting examples of Gothic architecture in Lithuania.
ground_truth: St. Peter and St. Paul's Church