Question: Information:  - Hertfordshire (often abbreviated Herts) is a county in southern England, bordered by Bedfordshire to the north, Cambridgeshire to the north-east, Essex to the east, Buckinghamshire to the west and Greater London to the south. For government statistical purposes, it is placed in the East of England region.  - The Fourth Way is an approach to self-development described by George Gurdjieff which he developed over years of travel in the East (c. 1890 - 1912). It combines and harmonizes what he saw as three established traditional "ways" or "schools": those of the mind, emotions, and body, or of yogis, monks, and fakirs respectively. Students often refer to the Fourth Way as "The Work", "Work on oneself," or "The System". The exact origins of some of Gurdjieff's teachings are unknown, but people have offered various sources.  - The European Union (EU) is a political and economic union of member states that are located primarily in Europe. It has an area of , and an estimated population of over 510 million. The EU has developed an internal single market through a standardised system of laws that apply in all member states. EU policies aim to ensure the free movement of people, goods, services, and capital within the internal market, enact legislation in justice and home affairs, and maintain common policies on trade, agriculture, fisheries, and regional development. Within the Schengen Area, passport controls have been abolished. A monetary union was established in 1999 and came into full force in 2002, and is composed of 19 EU member states which use the euro currency.  - London is the capital and most populous city of England and the United Kingdom, as well as the most populous city proper in the European Union. Standing on the River Thames in the south east of the island of Great Britain, London has been a major settlement for two millennia. It was founded by the Romans, who named it "Londinium". London's ancient core, the City of London, largely retains its medieval boundaries. Since at least the 19th century, "London" has also referred to the metropolis around this core, historically split between Middlesex, Essex, Surrey, Kent, and Hertfordshire, which today largely makes up Greater London, governed by the Mayor of London and the London Assembly.  - For the system based on the teachings of G. I. Gurdjieff see Fourth Way . The Fourth Way ( 1957 ) is a book about the Fourth Way system of self - development as introduced by Greek - Armenian philosopher G.I. Gurdjieff and is a compilation of the lectures of P. D. Ouspensky at London and New York , 1921 -- 1946 , published posthumously by his students in 1957 . The term `` The Fourth Way '' has also come to be used as a general descriptive term for the body of ideas and teachings which Gurdjieff brought to the west from his study of eastern schools . Ouspensky was given the task of bringing these ideas to a wider audience in an unadulterated form by Gurdjieff . The Fourth Way is considered to be the most comprehensive statement of Gurdjieff 's ideas as taught by Ouspensky . The book consists of adaptations of Ouspensky 's lectures , and the accompanying question and answer sessions .  - The Mayor of London is an elected politician who, along with the London Assembly of 25 members, is accountable for the strategic government of Greater London. The current mayor is Sadiq Khan, who took up office on 9 May 2016. The position had been held by Ken Livingstone from the creation of the role on 4 May 2000 until he was defeated in 2008 by Boris Johnson, who served two terms before being succeeded by Khan.  - 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 140 million 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.  - A monk (from , "monachos", "single, solitary" and Latin "monachus") is a person who practices religious asceticism, living either alone or with any number of other monks. A monk may be a person who decided to dedicate his life to serving all other living beings, or to be an ascetic who voluntarily chooses to leave mainstream society and live his life in prayer and contemplation. The concept is ancient and can be seen in many religions and in philosophy.  - In Search of the Miraculous: Fragments of an Unknown Teaching is a 1949 book by Russian philosopher P. D. Ouspensky which recounts his meeting and subsequent association with George Gurdjieff. It is widely regarded as the most comprehensive account of Gurdjieff's system of thought ever published. It is regarded as "fundamental textbook" by many modern followers of Gurdjieff's teachings, who often use it as a means of introducing new students to Gurdjieff's system of self-development.  - The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a sovereign country in western Europe. Lying off the north-western coast of the European mainland, it includes the island of Great Britain (the name of which is also loosely applied to the whole country), the north-eastern part of the island of Ireland, and many smaller islands. Northern Ireland is the only part of the UK that shares a land border with another sovereign statethe Republic of Ireland. Apart from this land border, the UK is surrounded by the Atlantic Ocean, with the North Sea to its east, the English Channel to its south and the Celtic Sea to its south-south-west, giving it the 12th-longest coastline in the world. The Irish Sea lies between Great Britain and Ireland. With an area of , the UK is the 78th-largest sovereign state in the world and the 11th-largest in Europe. It is also the 21st-most populous country, with an estimated 65.1 million inhabitants. Together, this makes it the fourth most densely populated country in the European Union.  - Pyotr Demianovich Ouspenskii (known in English as Peter D. Ouspensky,   ; 5 March 1878  2 October 1947), was a Russian mathematician and esotericist known for his expositions of the early work of the Greek-Armenian teacher of esoteric doctrine George Gurdjieff, whom he met in Moscow in 1915. He was associated with the ideas and practices originating with Gurdjieff from then on. He shared the (Gurdjieff) "system" for 25 years in England and the United States, having separated from Gurdjieff in 1924 personally, for reasons he explains in the last chapter of his book "In Search of the Miraculous".  - England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west. The Irish Sea lies northwest of England and the Celtic Sea lies to the southwest. England is separated from continental Europe by the North Sea to the east and the English Channel to the south. The country covers five-eighths of the island of Great Britain (which lies in the North Atlantic) in its centre and south; and includes over 100 smaller islands such as the Isles of Scilly, and the Isle of Wight.  - A yogi (sometimes spelled jogi) is a practitioner of yoga. In Vedic Sanskrit, yoga (from the root "yuj") means "to add", "to join", "to unite", or "to attach" in its most common literal sense, where in recent days, especially in the West, yoga often refers to physical exercises only. The term "yogi" is used broadly to refer to sannyasi or practitioners of meditation in a number of Indian religions. The feminine form is "yogini", but is not always used, especially in the West.  - 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.    Given the information above, choose from the list below the object entity that exhibits the relation 'genre' with the subject 'the fourth way '.  Choices: - agriculture  - book  - country  - government  - march  - meditation  - philosophy  - prayer  - society  - textbook  - travel  - urban  - various  - western  - yoga
Answer:
philosophy