[Q]: Information: - The Buriganga River ("Buigonga" "Old Ganges") flows past the southwest outskirts of Dhaka city, the capital of Bangladesh. Its average depth is and its maximum depth is . - Bangladesh ( , "The country of Bengal"), officially the People's Republic of Bangladesh ( "Gonoprojatontri Bangladesh"), is a country in South Asia. It shares land borders with India and Myanmar (Burma). Nepal, Bhutan and China are located near Bangladesh but do not share a border with it. The country's maritime territory in the Bay of Bengal is roughly equal to the size of its land area. Bangladesh is the world's eighth most populous country. Dhaka is its capital and largest city, followed by Chittagong which has the country's largest port. - Siddheswari Boys ' High School is one of the oldest public schools in Dhaka . It was established in 1933 . - Dhaka ( , or ) is the capital and largest city of Bangladesh. It is one of the world's most populated cities, with a population of 17 million people in the Greater Dhaka Area. It is also 3rd densely populated city in the world. Located in an eponymous district and division, it lies along the east bank of the Buriganga River in the heart of the Bengal delta. The city is a microcosm of the entire country, with diverse religious and ethnic communities. Dhaka is the economic, cultural and political centre of Bangladesh. Its name was romanised as Dacca until the current spelling was adopted in 1983. It is the largest city in the Bengal region. It is also a major city of South Asia and among the OIC states. - Greater Dhaka is the conurbation surrounding the Bangladeshi capital city of Dhaka, which has grown into one of the world's largest megacities, and shows a very rapid rate of expansion. Dhaka not only grows because it is the capital and largest urban center, but also due to massive internal displacement from millions of people living in a perennially flood-prone river delta. - Bengal (bgl; Bengali: , and ) is a region in Asia which is located in the eastern part of the Indian subcontinent at the apex of the Bay of Bengal. Geographically, it is made up by the Ganges-Brahmaputra delta system, the largest such formation in the world; along with mountains in its north (bordering the Himalayan states) and east (bordering Northeast India and Burma). What entity does 'siddheswari boys' high school' has the relation 'country' with?
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[A]: bangladesh

Problem: Information: - The Gediminids (, , ) were a dynasty of monarchs in the Grand Duchy of Lithuania that reigned from the 14th to the 16th century. One branch of this dynasty, known as the Jagiellons, reigned also in the Kingdom of Poland, Kingdom of Hungary and Kingdom of Bohemia. Several other branches ranked among the leading aristocratic dynasties of Russia and Poland into recent times. - The Battle of the Vorskla River was a great battle in the medieval history of Eastern Europe. It was fought on August 12, 1399, between the Tatars, under Edigu and Temur Qutlugh, and the armies of Tokhtamysh and Grand Duke Vytautas of Lithuania. The battle ended in a decisive Tatar victory. - Maria of Vitebsk (died before 1349) was the first wife of Algirdas, future Grand Duke of Lithuania (marriage took place around 1318). Very little is known about her life. The only child of a Russian prince Yaroslav, Maria was the only heir to the Principality of Vitebsk. After her father's death ca. 1345, Vitebsk fell permanently under control of Algirdas and other Gediminids. Maria gave birth to five sons, all of whom grew up while Algirdas was still only a regional duke in Slavic lands of the Grand Duchy of Lithuania. All five sons were baptized in Orthodox rite and ruled Russian lands giving rise to prominent clans of Russian dukes (Trubetskoy family from Demetrius I Starshy, Czartoryski family from Constantine, Sanguszko family from Fiodor, Belsky and Olelkovich families from Valdimir). After Maria's death, Algirdas married another Russian princess, Uliana of Tver. After Algirdas' death, eldest sons of Maria and Uliana battled over succession rights. - Tokhtamysh (tat. Tuqtam) or Tokhtamsh (died 1406) was the prominent khan of the Blue Horde, who briefly unified the White Horde and Blue Horde subdivisions of the Golden Horde into a single state. He was a descendant of Genghis Khan's grandson, Tuqa-Timur. - Andrei of Polotsk ( Belarusian : , Lithuanian : Andrius Algirdaitis Polish : Andrzej Olgierdowic , ca . 1325 -- 12 August 1399 , in the Battle of the Vorskla River ) was the eldest son of Algirdas , Grand Duke of Lithuania , and his first wife Maria of Vitebsk . He was Duke of Pskov ( through his deputy Yuri , 1342 -- 1348 ) and Polotsk ( 1342 -- 1387 ) . As the eldest son of the Grand Duke , Andrei claimed his right to the throne after his father 's death in 1377 . Algirdas left Jogaila , his eldest son with his second wife Uliana of Tver , as the rightful heir . Andrei 's rivalry with Jogaila , Grand Duke of Lithuania and later King of Poland , eventually led to his demise . What entity does 'andrei of polotsk' has the relation 'noble family' with?

A:
gediminids