Question: A Tubeteika is a Central Asian cap, today worn in which Central Asia country, is the world's largest landlocked country, and the ninth largest in the world?

 The tubeteika is worn typically by the Turkic ethnic groups of the region.  It bears some superficial resemblance to the yurt, another Central Asian cultural icon. A tubeteika or tübätäy (Kyrgyz: Тебетей , Tatar: Түбәтәй , Turkmen:Tahiya, Russian: Тюбетейка ) is a Central Asian cap, today worn in Tajikistan, Kazakhstan, Kyrgyzstan, and Uzbekistan, as well as in Muslim-populated regions of Russia (mainly Tatars).  The cap is called in Uzbek "duppi" or "kalpoq" and is considered an applied art form and an important part of the traditional folk costume.  Black with a flat, square base, The "-ka" at the end is a Russian diminutive, as with shapka, ushanka and budenovka.  In Chust the caps are made with white embrodiery with "four arches [which] represent impenetrable gates that will keep all enemies at bay; the burning peppers protect against the evil eye; and the almonds or "bodom" are said to symbolise life and fertility". <SEP> Kazakhstan ( , ; Kazakh: Қазақстан , "Qazaqstan", ] ; Russian: Казахстан , "Kazakhstan"), officially the Republic of Kazakhstan (Kazakh: Қазақстан Республикасы , "Qazaqstan Respwblïkası"; Russian: Республика Казахстан , "Respublika Kazakhstan"), is the world's largest landlocked country, and the ninth largest in the world, with an area of 2,724,900 km² .  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. <SEP> Denis Sinor (born Dénes Zsinór, April 17, 1916 in Kolozsvár (Austria-Hungary, now Cluj-Napoca, Romania) – January 12, 2011 in Bloomington, Indiana) was a Distinguished Professor Emeritus of Central Asian Studies at the Department of Central Eurasian Studies at Indiana University and a tenured lecturer at Cambridge University between 1948 and 1962, and was one of the world's leading scholars for the history of Central Asia.  Under his directorship, the Central Asian Studies at Indiana University became one of the world's foremost centers for Central Asian history, languages and linguistics.  He grew up in Hungary and Switzerland and went to university in Budapest.  During the Second World War, he was a member of the French resistance, served in the French army, and became a French citizen.  Sinor wrote eight books and edited an additional thirteen.  He authored more than 160 articles in several languages such as English, German, French, Hungarian, Russian and many other, more than 150 book reviews, and also contributed to "Encyclopædia Britannica".  Sinor also served as editor of the Journal of Asian History starting with the publication's inception in 1967. <SEP> 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 2,724,900 km² .  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.