Question: How many regions in Chelyabink's continent does Sinha Basnayake's employer recognize?

full_context: Document 1: United Nations Population Fund: The UNFPA supports programs in more than 150 countries, territories and areas spread across four geographic regions: Arab States and Europe, Asia and the Pacific, Latin America and the Caribbean, and sub-Saharan Africa. Around three quarters of the staff work in the field. It is a member of the United Nations Development Group and part of its Executive Committee.
Document 2: Ay River: Ay River (, ) is a river in Bashkortostan and Chelyabinsk Oblast in Russia, a left tributary of the Ufa River. The river is long, and its drainage basin covers . The Ay freezes up in late October or early November and remains icebound until mid-April. The cities of Zlatoust and Kusa are along the Ay River. Along the banks of the river, there are many steep cliff sides and caves. The current of the river has been used for hydroelectric power. It is also possible to fish for pike, bleak, and carp, to name a few species.
Document 3: Kazakhstan: It shares borders of 6,846 kilometres (4,254 mi) with Russia, 2,203 kilometres (1,369 mi) with Uzbekistan, 1,533 kilometres (953 mi) with China, 1,051 kilometres (653 mi) with Kyrgyzstan, and 379 kilometres (235 mi) with Turkmenistan. Major cities include Nur-Sultan, Almaty, Karagandy, Shymkent, Atyrau, and Oskemen. It lies between latitudes 40° and 56° N, and longitudes 46° and 88° E. While located primarily in Asia, a small portion of Kazakhstan is also located west of the Urals in Eastern Europe.Kazakhstan's terrain extends west to east from the Caspian Sea to the Altay Mountains and north to south from the plains of Western Siberia to the oases and deserts of Central Asia. The Kazakh Steppe (plain), with an area of around 804,500 square kilometres (310,600 sq mi), occupies one-third of the country and is the world's largest dry steppe region. The steppe is characterised by large areas of grasslands and sandy regions. Major seas, lakes and rivers include the Aral Sea, Lake Balkhash and Lake Zaysan, the Charyn River and gorge and the Ili, Irtysh, Ishim, Ural and Syr Darya rivers.
Document 4: Chelyabinsk: Chelyabinsk () is a city and the administrative center of Chelyabinsk Oblast, Russia, located in the northeast of the oblast, south of Yekaterinburg, just to the east of the Ural Mountains, on the Miass River, on the border of Europe and Asia. Population:
Document 5: World Health Organization: As of 2016, the WHO has 194 member states: all of them Member States of the United Nations except for the Cook Islands and Niue. (A state becomes a full member of WHO by ratifying the treaty known as the Constitution of the World Health Organization.) As of 2013, it also had two associate members, Puerto Rico and Tokelau. Several other countries have been granted observer status. Palestine is an observer as a ``national liberation movement ''recognized by the League of Arab States under United Nations Resolution 3118. The Holy See also attends as an observer, as does the Order of Malta. In 2010, Taiwan was invited under the name of`` Chinese Taipei''.
Document 6: Ibrahim Shihata: At the age of 20, Ibrahim Shihata graduated with a BA in law from Cairo University Law School at the top of his class. He originally planned to continue his education in the United States, but then received an offer from the Conseil d’Etat to work as a legal advisor in the Ministry of Health.
Document 7: Post-Soviet states: The 15 post-Soviet states are typically divided into the following five groupings. Each of these regions has its own common set of traits, owing not only to geographic and cultural factors but also to that region's history in relation to Russia. In addition, there are a number of de facto independent, but internationally unrecognized states (see the section Separatist conflicts below).
Document 8: Lucky de Chickera: Lucky de Chickera was educated at Royal College Colombo, being appointed the head prefectof Royal in 1965, and winning the most coveted Dornhorst Memorial Prize for outstanding merit in the same year. He went on to a successful career in the Corporate Private sector of the Country, that spanned 43 years of his working career until retiring as the Managing Director/CEO of Lanka Walltile PLC. Lucky was also an outstanding sports person representing his college in Rugby Football, and then going on to represent the Colombo school sides in 1963 and '64 and the Sri Lanka schools sides in both years. He continued his Rugby career into the Premier Rugby tournament of the Country by playing regularly for the CH&FC RUGBY CLUB one of the leading sides in Colombo from 1968 to 1971. He played for the Colombo clubs in 1968 and was a Sri Lanka trialist in 1968 and '69. He got married in 1969, and fathered three sons, who all went on to play representative rugby at school and junior country level.
Document 9: Ulyanovsk Oblast: Ulyanovsk Oblast (Russian: Улья́новская о́бласть, Ulyanovskaya oblast) is a federal subject of Russia (an oblast). It is located in the Volga Federal District. Its administrative center is the city of Ulyanovsk. Population: 1,292,799 (2010 Census).
Document 10: Russia: Russia (/ ˈrʌʃə / (listen); Russian: Росси́я, tr. Rossiya; IPA: (rɐˈsjijə)), also officially known as the Russian Federation (Russian: Российская Федерация, tr. Rossiyskaya Federatsiya; IPA: (rɐˈsijskəjə fjɪdjɪˈratsɨjə)), is a country in Eurasia. At 17,125,200 square kilometres (6,612,100 sq mi), 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 144 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, Chelyabinsk, Nizhny Novgorod, Ufa, and Kazan.
Document 11: Shirantha Goonatilake: Shirantha Goonatilake completed his education at the Royal College, Colombo and followed in the footsteps of his father and elder brother to join the Sri Lanka Air Force.
Document 12: Near East: The United Nations formulates multiple regional divisions as is convenient for its various operations. But few of them include a Near East, and that poorly defined. UNICEF recognizes the "Middle East and North Africa" region, where the Middle East is bounded by the Red Sea on the west and includes Iran on the east. UNESCO recognizes neither a Near East nor a Middle East, dividing the countries instead among three regions: Arab States, Asia and the Pacific, and Africa. Its division "does not forcibly reflect geography" but "refers to the execution of regional activities." The United Nations Statistics Division defines Western Asia to contain the countries included elsewhere in the Middle East. The Food and Agriculture Organization (FAO) describes its entire theatre of operations as the Near East, but then assigns many of its members to other regions as well; for example, Cyprus, Malta and Turkey are in both the European and the Near Eastern regions. Its total area extends further into Central Asia than that of most agencies.
Document 13: Sinha Basnayake: Son of the prominent lawyer Hema Henry Basnayake, QC; he was educated at the Royal College, Colombo and graduated with a first class in law from the University of Oxford. After qualifying as a barrister he joined the UN as a Legal Officer in the International Trade Law Branch of the Office of Legal Affairs, eventually becoming its Director. Appointed as a President's Counsel by the government of Sri Lanka, he has served in many committees of the UN.
Document 14: United Nations Regional Groups: the African Group, with 54 member states the Asia - Pacific Group, with 53 member states the Eastern European Group, with 23 member states the Latin American and Caribbean Group (GRULAC), with 33 member states the Western European and Others Group (WEOG), with 28 member states, plus 1 member state (the United States) as an observer state.
Document 15: Satyendra Prasanna Sinha, 1st Baron Sinha: Satyendra Prasanna Sinha, 1st Baron Sinha, KCSI, PC, KC, (24 March 1863 – 4 March 1928) was a prominent lawyer and statesman in British India. He was the first Governor of Bihar and Orissa, first Indian Advocate-General of Bengal, first Indian to become a member of the Viceroy's executive Council and the first Indian to become a member of the British ministry. He is sometimes also referred as Satyendra Prasanno Sinha or Satyendra Prasad Sinha.
ground_truth: 53 member states
sub_queries: What is the continent of Chelyabinsk? Answer: Asia
Sinha Basnayake >> employer Answer: UN
the UN recognises how many regions in #1 Answer: 53 member states