Information:  - The Kazakhs (also spelled Kazaks, Qazaqs , , ; the English name is transliterated from Russian) are a Turkic people who mainly inhabit the southern part of Eastern Europe Ural mountains and northern parts of Central Asia (largely Kazakhstan, but also found in parts of Uzbekistan, China, Russia and Mongolia), the region also known as Eurasian sub-continent. Kazakh identity is of medieval origin and was strongly shaped by the foundation of the Kazakh Khanate between 1456 and 1465, when several tribes under the rule of the sultans Zhanibek and Kerey departed from the Khanate of Abu'l-Khayr Khan.  - Zapovednik (plural , from the Russian , "sacred, prohibited from disturbance, committed [to protect], committed [to heritage]") is an established term on the territory of the former Soviet Union for a protected area which is kept "forever wild". It is the highest degree of environmental protection for the assigned areas, which are strictly protected and with access by the public restricted.  - Iran (, also , ; ' ), also known as Persia, officially the Islamic Republic of Iran (' ), is a sovereign state in Western Asia. It is bordered to the northwest by Armenia, the "de facto" Nagorno-Karabakh Republic, and Azerbaijan; to the north by the Caspian Sea; to the northeast by Turkmenistan; to the east by Afghanistan and Pakistan; to the south by the Persian Gulf and the Gulf of Oman; and to the west by Turkey and Iraq. Comprising a land area of , it is the second-largest country in the Middle East and the 18th-largest in the world. With 82.8 million inhabitants, Iran is the world's 17th-most-populous country. It is the only country with both a Caspian Sea and an Indian Ocean coastline. The country's central location in Eurasia and Western Asia, and its proximity to the Strait of Hormuz, make it of great geostrategic importance. Tehran is the country's capital and largest city, as well as its leading economic center.  - A country is a region that is identified as a distinct national entity in political geography. A country may be an independent sovereign state or one that is occupied by another state, as a non-sovereign or formerly sovereign political division, or a geographic region associated with sets of previously independent or differently associated people with distinct political characteristics. Regardless of the physical geography, in the modern internationally accepted legal definition as defined by the League of Nations in 1937 and reaffirmed by the United Nations in 1945, a resident of a country is subject to the independent exercise of legal jurisdiction.  - Central Asia or Middle Asia is the core region of the Asian continent and stretches from the Caspian Sea in the west to China in the east and from Afghanistan in the south to Russia in the north. It is also colloquially referred to as "the 'stans" (as the six countries generally considered to be within the region all have names ending with the Persian suffix "-stan", meaning "land of") and is within the scope of the wider Eurasian continent.  - Amyderýa Nature Reserve is a nature reserve ( zapovednik ) of north - eastern Turkmenistan . Established in 1982 to protect part of the Amu Darya River , it is located in the north - east of Lebap Province and covers an area of 495 km² . It also incorporates one sanctuary : Kelif Sanctuary - established in 1970 .  - Uzbekistan, officially the Republic of Uzbekistan, is a doubly landlocked country in Central Asia. It is a unitary, constitutional, presidential republic, comprising twelve provinces, one autonomous republic and a capital city. Uzbekistan is bordered by five landlocked countries: Kazakhstan to the north; Tajikistan to the southeast; Kyrgyzstan to the northeast; Afghanistan to the south; and Turkmenistan to the southwest.  - Kazakhstan ( "Qazaqstan",  "Kazakhstan"), officially the Republic of Kazakhstan ("Qazaqstan Respwblïkas" "Respublika Kazakhstan"), is a transcontinental country in northern Central Asia and Eastern Europe. Kazakhstan is the world's largest landlocked country, and the ninth largest in the world, with an area of . Kazakhstan is the dominant nation of Central Asia economically, generating 60% of the region's GDP, primarily through its oil/gas industry. It also has vast mineral resources.  - The Caspian Sea is the largest enclosed inland body of water on Earth by area, variously classed as the world's largest lake or a full-fledged sea. It is in an endorheic basin (it has no outflows) located between Europe and Asia. It is bound by Kazakhstan to the northeast, Russia to the northwest, Azerbaijan to the west, Iran to the south, and Turkmenistan to the southeast.  - Afghanistan (Pashto/Dari: , "Afnistn"), officially the Islamic Republic of Afghanistan, is a landlocked country located within South Asia and Central Asia. It has a population of approximately 32 million, making it the 42nd most populous country in the world. It is bordered by Pakistan in the south and east; Iran in the west; Turkmenistan, Uzbekistan, and Tajikistan in the north; and China in the far northeast. Its territory covers , making it the 41st largest country in the world.  - Turkmenistan (or  ); formerly known as Turkmenia is a country in Central Asia, bordered by Kazakhstan to the northwest, Uzbekistan to the north and east, Afghanistan to the southeast, Iran to the south and southwest, and the Caspian Sea to the west.  - 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.    What entity does 'amudarya state nature reserve' has the relation 'instance of' with?
The answer to this question is:
protected area