Information:  - 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.  - Sikkim is a northeastern state of India. It borders China in its north and east, Bhutan in its east, Nepal in its west and the Indian state of West Bengal in its south. Sikkim is also located close to the Siliguri Corridor near Bangladesh. Sikkim is the least populous and second smallest among the Indian states. A part of the Eastern Himalaya, Sikkim is notable for its biodiversity, including alpine and subtropical climates, as well as being a host to Kanchenjunga, the highest peak in India and third highest on Earth. Sikkim's capital and largest city is Gangtok. Almost 25% of the state is covered by the Khangchendzonga National Park.  - Bengal (bgl; Bengali: ,  and ) is a region in Asia which is located in the eastern part of the Indian subcontinent at the apex of the Bay of Bengal. Geographically, it is made up by the Ganges-Brahmaputra delta system, the largest such formation in the world; along with mountains in its north (bordering the Himalayan states) and east (bordering Northeast India and Burma).  - Bhutan ('), officially the Kingdom of Bhutan ('), is a landlocked country and the smallest state in Asia to be located entirely within the Himalaya mountain range. Located in the Eastern Himalayas, it is bordered by China in the north and India in the south. Bhutan lacks a border with nearby Nepal due to the Indian state of Sikkim and with Bangladesh due to the Indian states of West Bengal and Assam. Bhutan is geopolitically in South Asia and is the region's second least populous nation after the Maldives. Thimphu is its capital and largest city, while Phuntsholing is its financial center.   - 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.   - The Bhutan Peace and Prosperity Party , or Druk Phuensum Tshogpa ( Dzongkha :          ; Wylie : ' brug phun - sum tshog - pa ) , is one of the major political parties in Bhutan . It was formed on 25 July 2007 as a merger of the All People 's Party and the Bhutan People 's United Party , which were both short - lived . The working committee of the merged entity , headed by the former home minister , Jigmi Yoezer Thinley , decided on the name for the new party . On 15 August 2007 , Jigmi Yoezer Thinley was elected president of the party , and the party applied for registration , thus becoming the second political party in Bhutan to do so . On 2 October 2007 , the Election Commission of Bhutan registered the party . On 24 March 2008 , the party won the first general election held in Bhutan . The party secured 45 of the 47 seats to the National Assembly . In the 2013 general election , while the DPT secured 15 seats , it lost the position of ruling party . In this election , People 's Democratic Party won 32 seats and became the ruling party . In July 2013 Jigme Thinley submitted the resignation for the Member of National Assembly before beginning its Legislative Session . So on July 24 same year Pema Gyamtsho who is former Minister of Agriculture and Forest was appointed the Opposition Leader in NA for the Second Legislative Session . On December 3 same year he was also elected as the new DPT 's Party President .  - The Himalayas, or Himalaya, (or ) are a mountain range in Asia separating the plains of the Indian subcontinent from the Tibetan Plateau.  - 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.  - 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.  - Financial Center is a high-rise building located in the downtown area of Des Moines, Iowa. Completed in 1973 and standing at 345 ft (105m), it was the tallest building in the city and state until the completion of the Ruan Center in 1975, and is currently the fourth tallest.  - Assam (; "Ôxôm" ; "Asam"; "Âshám" ) is a state in northeastern India. Located south of the eastern Himalayas, Assam comprises the Brahmaputra Valley and the Barak Valley along with the Karbi Anglong and Dima Hasao districts with an area of . Assam, along with Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, and Meghalaya, is one of the "Seven Sister States". Geographically, Assam and these states are connected to the rest of India via a strip of land in West Bengal called the Siliguri Corridor or "Chicken's Neck". Assam shares an international border with Bhutan and Bangladesh; and its culture, people and climate are similar to those of South-East Asia  comprising the elements in Indias Look East policy.  - 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.  - Asia is Earth's largest and most populous continent, located primarily in the eastern and northern hemispheres and sharing the continental landmass of Eurasia with the continent of Europe. Asia covers an area of , about 30% of Earth's total land area and 8.7% of the Earth's total surface area. The continent, which has long been home to the majority of the human population, was the site of many of the first civilizations. Asia is notable for not only its overall large size and population, but also dense and large settlements as well as vast barely populated regions within the continent of 4.4 billion people.  - The Maldives (, or ), officially the Republic of Maldives (""), is a South Asian island country, located in the Indian Ocean. It lies southwest of India and Sri Lanka. The chain of twenty-six atolls stretches from Ihavandhippolhu Atoll in the north to the Addu City in the south. Comprising a territory spanning roughly , the Maldives is one of the world's most geographically dispersed countries, as well as the smallest Asian country by both land area and population, with a little over 393,500 inhabitants. Malé is the capital and most populated city, traditionally called the "King's Island" for its central location.  - China, officially the People's Republic of China (PRC), is a unitary sovereign state in East Asia. With a population of over 1.381 billion, it is the world's most populous country. The state is governed by the Communist Party of China, and its capital is Beijing. It exercises jurisdiction over 22 provinces, five autonomous regions, four direct-controlled municipalities (Beijing, Tianjin, Shanghai, and Chongqing), and two mostly self-governing special administrative regions (Hong Kong and Macau), and claims sovereignty over Taiwan. The country's major urban areas include Shanghai, Guangzhou, Beijing, Chongqing, Shenzhen, Tianjin and Hong Kong. China is a great power and a major regional power within Asia, and has been characterized as a potential superpower.  - Thimphu (formerly spelled as Thimbu), is the capital and largest city of the Kingdom of Bhutan. It is situated in the western central part of Bhutan and the surrounding valley is one of Bhutan's "dzongkhags", the Thimphu District. The ancient capital city of Punakha was replaced by Thimphu when it was established as capital in 1955, and in 1961 Thimphu was declared as the capital of the Kingdom of Bhutan by His Majesty The 3rd Druk Gyalpo Jigme Dorji Wangchuck.    Given the information, choose the subject and object entities that have the relation of 'headquarters location'.
bhutan peace and prosperity party , thimphu