[Q]: Information: - In Greco-Roman geography, Iberia (Greek: ) was an exonym name for a Georgian kingdom of Kartli, known after its core province, which during Classical Antiquity and the Early Middle Ages was a significant state in the Caucasus, either as an independent state or as a dependent of larger empires, notably the Sassanid and Roman empires. Iberia, centered on present-day Eastern Georgia, was bordered by Colchis in the west, Caucasian Albania in the east and Armenia in the south. Its population, known as the Iberians, formed the nucleus of the Georgians (Kartvelians). Iberia, ruled by Pharnavazid, Arsacid and Chosroid royal dynasties, together with Colchis to its west, would form the nucleus of the unified medieval Kingdom of Georgia under Bagrationi dynasty. - The Tbilisi Metro is a rapid transit metro system in Tbilisi, Georgia. Opened on 11 December 1966, it was the fourth Metro system in the former Soviet Union. Like most ex-Soviet Metros, most of the stations are very deep and vividly decorated - The hammer and sickle () or sickle and hammer ("serp i molot") is a Communist symbol that was conceived during the Russian Revolution. At the time of creation, the hammer stood for industrial laborers and the sickle for the peasantry; combined they stood for the worker-peasant alliance for socialism and against reactionary movements and foreign intervention. - Tbilisi, commonly known by its former name Tiflis, and often mispronounced as "Tiblisi", is the capital and the largest city of Georgia, lying on the banks of the Kura River with a population of roughly 1.5 million inhabitants. Founded in the 5th century by the monarch of Georgia's ancient precursor the Kingdom of Iberia, Tbilisi has since served, with intermissions, as the capital of various Georgian kingdoms and republics. Under Russian rule, from 1801 to 1917 Tiflis was the seat of the Imperial Viceroy governing both sides of the entire Caucasus. - The Saburtalo Line is a line of the Tbilisi Metro in Georgia. The line was first opened in 1979 and has since extended to western residential districts of the city. - Russia (from the Rus'), also officially known as the Russian Federation, is a country in Eurasia. At , Russia is the largest country in the world by surface area, covering more than one-eighth of the Earth's inhabited land area, and the ninth most populous, with over 140million people at the end of March 2016. The European western part of the country is much more populated and urbanised than the eastern, about 77% of the population live in European Russia. Russia's capital Moscow is one of the largest cities in the world, other major urban centers include Saint Petersburg, Novosibirsk, Yekaterinburg, Nizhny Novgorod and Samara. - The Teknikuri Universiteti ( Georgian : ) is situated on Saburtalo Line in Tbilisi , Georgia . It has two entrances , one from Gamsakhurdia Street and the second from Kostava street . There are such important places near these station as the Georgian Technical University , the Department for Statistics of Georgia , the Sport Palace and Hotel Ajara . - The Kura is an east-flowing river south of the Greater Caucasus Mountains which drains the southern slopes of the Greater Caucasus east into the Caspian Sea. It also drains the north side of the Lesser Caucasus while its main tributary, the Aras drains the south side of those mountains. Starting in northeastern Turkey, it flows through Turkey to Georgia, then to Azerbaijan, where it receives the Aras as a right tributary, and enters the Caspian Sea. The total length of the river is . - Georgian Technical University (GTU, formerly V.I. Lenin Georgian Polytechnical Institute) is the main and largest technical university of Georgia. It is located in the capital city of Tbilisi. A university building viewed from overhead resembles the hammer and sickle form. - The Caucasus or Caucasia is a region at the border of Europe and Asia, situated between the Black and the Caspian seas. Given the paragraphs above, decide what entity has the relation 'part of' with 'tbilisi metro'.
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[A]: teknikuri universiteti

Problem: Information: - Jodie Christian ( February 2 , 1932 -- February 13 , 2012 ) was an American jazz pianist , noted for bebop and free jazz . Born in Chicago , Illinois , United States , Christian was one of the co-founders of the Association for the Advancement of Creative Musicians ( AACM ) along with pianist / composer Muhal Richard Abrams , drummer Steve McCall , and composer Phil Cohran . He and Abrams were also part of the Experimental Band . He worked at Chicago 's Jazz Showcase club , and performed with Eddie Harris , Stan Getz , Dexter Gordon , Gene Ammons , Roscoe Mitchell , Buddy Montgomery and John Klemmer . Christian led a group on albums . He died on February 13 , 2012 , aged 80 , in Chicago . - A melody ("singing, chanting"), also tune, voice, or line, is a linear succession of musical tones that the listener perceives as a single entity. In its most literal sense, a melody is a combination of pitch and rhythm, while more figuratively, the term can include successions of other musical elements such as tonal color. It may be considered the foreground to the background accompaniment. A line or part need not be a foreground melody. - Hard bop is a subgenre of jazz that is an extension of bebop (or "bop") music. Journalists and record companies began using the term in the mid-1950s to describe a new current within jazz which incorporated influences from rhythm and blues, gospel music, and blues, especially in saxophone and piano playing. - Bebop or bop is a style of jazz developed in the early to mid-1940s in the United States, which features songs characterized by a fast tempo, complex chord progressions with rapid chord changes and numerous changes of key, instrumental virtuosity, and improvisation based on a combination of harmonic structure, the use of scales and occasional references to the melody. - Free jazz is an approach to jazz music that was first developed in the 1950s and 1960s as musicians attempted to alter, extend, or break down jazz convention, often by discarding fixed chord changes or tempos. Though the music of free jazz composers varied widely, a common feature was dissatisfaction with the limitations of bebop, hard bop, and modal jazz that had developed in the 1940s and 1950s. Often described as avant-garde, free jazz has also been described as an attempt to return jazz to its primitive, often religious, roots and emphasis on collective improvisation. Given the paragraphs above, decide what entity has the relation 'instrument' with 'piano'.

A:
jodie christian