Context: West Bengal is an Indian state, located in East India on the Bay of Bengal. It is India's fourth-most populous state, with over 91 million inhabitants. It has a total area of , making it similar in size to Serbia. A part of the ethno-linguistic Bengal region, it borders Bangladesh in the east and Nepal and Bhutan in the north. It also has borders with five Indian states, including Odisha, Jharkhand, Bihar, Sikkim and Assam., Jamshedpur is the most populous urban agglomeration in the Indian state of Jharkhand., Sri Lanka (or ; Sinhalese:   ', Tamil:  "Ilakai"), officially the Democratic Socialist Republic of Sri Lanka (formerly known as Ceylon), is an island country in South Asia near south-east India. Sri Lanka has maritime borders with India to the northwest and the Maldives to the southwest., Adivasi are the tribal groups considered the Indigenous people population of South Asia. Adivasi make up 8.6% of India's population or 104 million, according to the 2011 census, and a large percentage of the Nepalese population. They comprise a substantial indigenous minority of the population of India and Nepal. The same term Adivasi is used for the ethnic minorities of Bangladesh, Pakistan, the native Tharu people of Nepal, and also the native Vedda people of Sri Lanka. The word is also used in the same sense in Nepal, as is another word, janajati, although the political context differed historically under the Shah and Rana dynasties., Chhattisgarh (literally 'Thirty-Six Forts') is a state in central India. It is the 10th largest state in India, with an area of . With a population of 28 million, Chhattisgarh is the 17th most-populated state of the nation. It is a source of electricity and steel for India, accounting for 15% of the total steel produced in the country. Chhattisgarh is one of the fastest-developing states in India., India, officially the Republic of India ("Bhrat Gaarjya"), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country (with over 1.2 billion people), and the most populous democracy in the world. It is bounded by the Indian Ocean on the south, the Arabian Sea on the southwest, and the Bay of Bengal on the southeast. It shares land borders with Pakistan to the west; China, Nepal, and Bhutan to the northeast; and Myanmar (Burma) and Bangladesh to the east. In the Indian Ocean, India is in the vicinity of Sri Lanka and the Maldives. India's Andaman and Nicobar Islands share a maritime border with Thailand and Indonesia. Its capital is New Delhi; other metropolises include Mumbai, Kolkata, Chennai, Bangalore, Hyderabad and Ahmedabad., Jharkhand ("Bushland") is a state in eastern India carved out of the southern part of Bihar on 15 November 2000. The state shares its border with the states of Bihar to the north, Uttar Pradesh to the north-west, Chhattisgarh to the west, Odisha to the south, and West Bengal to the east. It has an area of . The city of Ranchi is its capital while the industrial city of Jamshedpur is the most populous city of the state., Pakistan (or ), officially the Islamic Republic of Pakistan, is a federal parliamentary republic in South Asia on crossroads of Central Asia and Western Asia. It is the sixth-most populous country with a population exceeding 200 million people. It is the 36th largest country in the world in terms of area with an area covering . Pakistan has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by India to the east, Afghanistan to the west, Iran to the southwest and China in the far northeast respectively. It is separated from Tajikistan by Afghanistan's narrow Wakhan Corridor in the north, and also shares a maritime border with Oman., Bangladesh ( , "The country of Bengal"), officially the People's Republic of Bangladesh (  "Gônôprôjatôntri Bangladesh"), is a country in South Asia. It shares land borders with India and Myanmar (Burma). Nepal, Bhutan and China are located near Bangladesh but do not share a border with it. The country's maritime territory in the Bay of Bengal is roughly equal to the size of its land area. Bangladesh is the world's eighth most populous country. Dhaka is its capital and largest city, followed by Chittagong which has the country's largest port., Uttar Pradesh (Hindi :   ), abbreviated as UP, is the most populous state in the Republic of India as well as the most populous country subdivision in the world. It was created on 1 April 1937 as the United Provinces during British rule, and was renamed "Uttar Pradesh" in 1950. Lucknow is the capital city of Uttar Pradesh. Ghaziabad, Bulandshahr, Kanpur, Gorakhpur, Allahabad, Raebareli, Moradabad, Bareilly, Aligarh, Sonbhadra, and Varanasi are known for their industrial importance in the state. On 9 November 2000, a new state, Uttarakhand, was carved out from the Himalayan hill region of Uttar Pradesh. The state in the northern region of the Indian subcontinent has over 200 million inhabitants., Maharashtra (Marathi:  pronunciation: , abbr. MH) is a state in the western region of India and is India's third-largest state by area and is also the world's second-most populous sub-national entity. It has over 112 million inhabitants and its capital, Mumbai, has a population of approximately 18 million. Nagpur is Maharashtra's second capital as well as its winter capital. Maharashtra's business opportunities along with its potential to offer a higher standard of living attract migrants from all over India., Nepal, officially the Federal Democratic Republic of Nepal, is a landlocked central Himalayan country in South Asia. It has a population of 26.4 million and is the 93rd largest country by area. Bordering China in the north and India in the south, east, and west, it is the largest sovereign Himalayan state. Nepal does not border Bangladesh, which is located within only 27 km (17 mi) of its southeastern tip. It neither borders Bhutan due to the Indian state of Sikkim being located in between. Nepal has a diverse geography, including fertile plains, subalpine forested hills, and eight of the world's ten tallest mountains, including Mount Everest, the highest point on Earth. Kathmandu is the nation's capital and largest city. It is a multiethnic nation with Nepali as the official language. , Ranchi is the capital of the Indian state of Jharkhand, and its third most populous city of the state. Ranchi was the centre of the Jharkhand movement, which called for a separate state for the tribal regions of South Bihar, northern Orissa, western West Bengal and the eastern area of what is present-day Chhattisgarh. The Jharkhand state was formed on 15 November 2000 by carving out the Bihar divisions of Chota Nagpur and Santhal Parganas., Birhor people are a tribal / Adivasi forest people , traditionally nomadic , living primarily in the Indian state of Jharkhand . They speak the Birhor language , which belongs to the Munda group of languages of the Austroasiatic language family ., Bihar is a state in the eastern part of India. It is the 13th-largest state of India, with an area of . The third-largest state of India by population, it is contiguous with Uttar Pradesh to its west, Nepal to the north, the northern part of West Bengal to the east, with Jharkhand to the south. The Bihar plain is split by the river Ganges which flows from west to east., Odisha(formerly Orissa) (() is one of the 29 states of India, located in the eastern coast. It is surrounded by the states of West Bengal to the north-east, Jharkhand to the north, Chhattisgarh to the west and north-west, Andhra Pradesh and Telangana to the south and south-west. Odisha has of coastline along the Bay of Bengal on its east, from Balasore to Malkangiri. It is the 9th largest state by area, and the 3rd largest by tribal population .Odia (formerly known as "Oriya") is the official and most widely spoken language, spoken by 33.2 million according to the 2001 Census., The Tharu people (Devanagari:, Thr) are an ethnic group indigenous to the Terai, the southern foothills of the Himalayas in Nepal and India. The Tharus are recognized as an official nationality by the Governments of Nepal and India., The Birhor language is a highly endangered Munda language spoken by the Birhor people in Chhattisgarh, Odisha, West Bengal, and Maharashtra states in India., South Asia or Southern Asia is a term used to represent the southern region of the Asian continent, which comprises the sub-Himalayan SAARC countries and, for some authorities, adjoining countries to the west and east. Topographically, it is dominated by the Indian Plate, which rises above sea level as Nepal and northern parts of India situated south of the Himalayas and the Hindu Kush. South Asia is bounded on the south by the Indian Ocean and on land (clockwise, from west) by West Asia, Central Asia, East Asia, and Southeast Asia., Subject: birhor people, Relation: instance_of, Options: (A) 1 (B) area (C) bay (D) border (E) capital (F) census (G) city (H) coast (I) continent (J) country (K) devanagari (L) eight (M) ethnic group (N) group (O) hindi (P) india (Q) iran (R) islamic republic (S) island (T) language (U) ocean (V) part (W) people (X) plain (Y) population (Z) port ([) region (\) republic (]) rule (^) sea (_) sense (`) share (a) six (b) size (c) state (d) state of india (e) subcontinent (f) subdivision (g) term (h) territory (i) urban agglomeration
Output: ethnic group