Problem: Information: - Athens ("Athina" ) is the capital and largest city of Greece. Athens dominates the Attica region and is one of the world's oldest cities, with its recorded history spanning over 3,400 years, and its earliest human presence starting somewhere between the 11th and 7th millennia BC. Classical Athens was a powerful city-state that emerged in conjunction with the seagoing development of the port of Piraeus, which had been a distinct city prior to its 5th century BC incorporation with Athens. A centre for the arts, learning and philosophy, home of Plato's Academy and Aristotle's Lyceum, it is widely referred to as the cradle of Western civilization and the birthplace of democracy, largely because of its cultural and political impact on the European continent, and in particular the Romans. In modern times, Athens is a large cosmopolitan metropolis and central to economic, financial, industrial, maritime, political and cultural life in Greece. In 2015, Athens was ranked the world's 29th richest city by purchasing power and the 67th most expensive in a UBS study. - Grand Duke Vladimir Alexandrovich of Russia (" ") ) (22 April 1847 17 February 1909) was a son of Emperor Alexander II of Russia, a brother of Tsar Alexander III of Russia and the senior Grand Duke of the House of Romanov during the reign of his nephew, Tsar Nicholas II. - Prince Nicholas of Greece and Denmark (22 January 1872 8 February 1938), of the Glucksburg branch of the House of Oldenburg, was the fourth child and third son of George I, King of the Hellenes, and of Queen Olga. He was known as "Greek Nicky" in the family to distinguish him from his paternal first cousin Emperor Nicholas II of Russia. Prince Nicholas was a talented painter, often signing his works as "Nicolas Leprince." - The euro (sign: ; code: EUR) is the official currency of the eurozone, which consists of 19 of the member states of the European Union: Austria, Belgium, Cyprus, Estonia, Finland, France, Germany, Greece, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Portugal, Slovakia, Slovenia, and Spain. The currency is also officially used by the institutions of the European Union and four other European countries, as well as unilaterally by two others, and is consequently used daily by some 337million Europeans . Outside of Europe, a number of overseas territories of EU members also use the euro as their currency. - Grand Duches Elena Vladimirovna of Russia 17 January 1882 -- 13 March 1957 , sometimes known as Helen , Helena , Helene , Ellen , Yelena , Helene , or Eleni , was a Russian grand duchess as the daughter of Grand Duke Vladimir Alexandrovich of Russia and Duchess Marie of Mecklenburg - Schwerin . She was the wife of Prince Nicholas of Greece and Denmark . - Duchess Marie of Mecklenburg-Schwerin (later Grand Duchess Maria Pavlovna of Russia, known as "Miechen" or "Maria Pavlovna the Elder"; 14 May 1854 6 September 1920) was born Marie Alexandrine Elisabeth Eleonore of Mecklenburg-Schwerin, daughter of Grand Duke Frederick Francis II of Mecklenburg-Schwerin and Princess Augusta of Reuss-Kostritz. A prominent hostess in St Petersburg following her marriage to the Grand Duke Vladimir Alexandrovich of Russia, she was known as the "grandest of the grand duchesses" and had an open rivalry with the Empress Maria Feodorovna. - Greece (' ), officially the Hellenic Republic (Greek: ' ), historically also known as Hellas ("" ), is a country in southeastern Europe. Greece's population is approximately 10.955 million as of 2015. Athens is the nation's capital and largest city, followed by Thessaloniki. - The House of Romanov was the second dynasty, after the House of Rurik, to rule over Russia, and reigned from 1613 until the abdication of Tsar Nicholas II on March 15, 1917, as a result of the February Revolution. - Alexander III (1845 1894) was the Emperor of Russia, King of Poland, and Grand Duke of Finland from until his death on . He was highly conservative and reversed some of the liberal reforms of his father, Alexander II. During Alexander's reign Russia fought no major wars, for which he was styled "The Peacemaker". Given the paragraphs above, decide what entity has the relation 'date of birth' with '22 january 1872'.

A: grand duchess elena vladimirovna of russia

Problem: Information: - Ralph Lee "Mac" McCaughan (born July 12, 1967) is an American musician and record label owner, based in North Carolina. His main musical projects have been Superchunk since 1989 and Portastatic since the early 1990s. In 1989 he founded the independent record label Merge Records with Superchunk bandmate Laura Ballance. - Laura Jane Ballance ( born February 22 , 1968 ) is the bassist in the rock band Superchunk and co-founder of Merge Records along with Mac McCaughan . In 2013 she announced that she would no longer be touring with the band due to her worsening hyperacusis . Ballance lives in Durham , North Carolina with her husband and daughter . - North Carolina is a state in the southeastern region of the United States. The state borders South Carolina and Georgia to the south, Tennessee to the west, Virginia to the north, and the Atlantic Ocean to the east. North Carolina is the 28th most extensive and the 9th most populous of the U.S. states. The state is divided into 100 counties. The capital is Raleigh. The most populous municipality is Charlotte, and it is the second largest banking center in the United States after New York City. - Chapel Hill is a city in Orange County, North Carolina (with some eastern portions in Durham County), and the home of the University of North Carolina at Chapel Hill and UNC Health Care. The population was 57,233 at the 2010 census; Chapel Hill is the 16th-largest municipality in North Carolina. - Superchunk is an American indie rock band from Chapel Hill, North Carolina, consisting of singer-guitarist Mac McCaughan, guitarist Jim Wilbur, bassist Laura Ballance, and drummer Jon Wurster. Formed in 1989, they were one of the bands that helped define the Chapel Hill music scene of the 1990s. Their energetic, high-velocity style and do-it-yourself ethics were influenced by punk rock. - Durham is a city in the U.S. state of North Carolina. It is the county seat of Durham County, though portions also extend into Wake County in the east and Orange County in the west. - Punk rock (or simply "punk") is a rock music genre that developed in the early to mid 1970s in the United States, United Kingdom, and Australia. Rooted in 1960s garage rock and other forms of what is now known as "proto-punk" music, punk rock bands rejected perceived excesses of mainstream 1970s rock. Punk bands typically use short or fast-paced songs, with hard-edged melodies and singing styles, stripped-down instrumentation, and often political, anti-establishment lyrics. Punk embraces a DIY ethic; many bands self-produce recordings and distribute them through informal channels. - Merge Records is an independent record label based in Durham, North Carolina. It was founded in 1989 by Laura Ballance and Mac McCaughan. It began as a way to release music from their band Superchunk and music created by friends, and has expanded to include artists from around the world and records reaching the top of the Billboard music charts. Given the paragraphs above, decide what entity has the relation 'educated at' with 'university of north carolina at chapel hill'.

A:
laura ballance