Question: Information: - 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. - Carl Eugen Langen (9 October 1833 2 October 1895) was a German entrepreneur, engineer and inventor, involved in the development of the petrol engine and the Wuppertal monorail. In 1857 he worked in his father's sugar factory, JJ Langen & Sohne, after an extensive technical training at the Polytechnic institute in Karlsruhe, patenting a method for producing sugar cubes, which was purchased in 1872 by Sir Henry Tate of England, noted for establishing the Tate Gallery, London. - A monorail is a railway in which the track consists of a single rail. The term is also used to describe the beam of the system, or the vehicles traveling on such a beam or track. The term originates from joining "mono" (one) and "rail" (rail), from 1897, possibly from German engineer Eugen Langen, who called an elevated railway system with wagons suspended the "Eugen Langen One-railed Suspension Tramway" (Einschieniges Hangebahnsystem Eugen Langen). - Moscow (or ) is the capital and most populous city of Russia, with 12.2 million residents within the city limits and 16.8 million within the urban area. Moscow has the status of a Russian federal city. - An urban area is a human settlement with high population density and infrastructure of built environment. Urban areas are created through urbanization and are categorized by urban morphology as cities, towns, conurbations or suburbs. In urbanism, the term contrasts to rural areas such as villages and hamlets and in urban sociology or urban anthropology it contrasts with natural environment. The creation of early predecessors of urban areas during the urban revolution led to the creation of human civilization with modern urban planning, which along with other human activities such as exploitation of natural resources leads to human impact on the environment. - Ivan Kirillovich Elmanov ( Russian : ) was a Russian inventor . In 1820 he created a '' road on pillars '' , a kind of monorail located in Myachkovo village , near Moscow . That was the first known monorail in the world . However the carriages were horse - drawn , and the wheels were set on the pillar structure , not on the carriages . 'ivan elmanov' is related to which object entity through the relation of 'occupation'? Choices: - engineer - entrepreneur - inventor - major - saint - urban planning
Answer:
engineer