Information: - Fay Na was king of the southern Laotian Kingdom of Champasak from 1791 - 1811 . He was promoted by King Rama I of Siam for the noble title '' Phra Wichaiyaratkhattiyawongsa '' ( th : ) . - Stung Treng is the capital of Stung Treng Province, Cambodia. It is located in the western part of the Virachey National Park. It is the major city (and capital) of both the district and province and has a population of 29,665 (2009). In Lao, the city's name is known as "Xieng Teng". - The Kingdom of Champasak (Lao: [campasak]) or Bassac, (17131946) was in 1713 proclaimed a Lao kingdom under Nokasad, a grandson of King Sourigna Vongsa, the last king of Lan Xang; and son-in-law of the Cambodian King Chey Chettha IV. Bassac and the neighboring principalities of Attapeu and Stung Treng, emerged as power centers under what was later to be described as the Mandala Southeast Asian political model. - Attapeu, also written as Attopu or Attapu, is the capital of Attapeu Province, Laos. It is the southernmost among provincial capitals in Laos opposite Phongsali in the north. - Cambodia (or Kampuchea ), officially known as the Kingdom of Cambodia (Preh Reacheanachak Kampchea), is a country located in the southern portion of the Indochina Peninsula in Southeast Asia. It is in area, bordered by Thailand to the northwest, Laos to the northeast, Vietnam to the east, and the Gulf of Thailand to the southwest. - The term Champa refers to a collection of independent Cham polities that extended across the coast of what is today central and southern Vietnam from approximately the 2nd century through 19th century (1832), before being absorbed and annexed by the Vietnamese state. The kingdom was known variously as "nagara Campa" (Sanskrit: ) in the Chamic and Cambodian inscriptions, in Vietnamese ("Chiem Thanh" in Sino-Vietnamese vocabulary) and (Zhancheng) in Chinese records. - Sourigna Vongsa ( ) was the king of Lan Xang and during his period, it considered the golden age of Laos. He ascended to the throne in 1637. - Phra Phutthayotfa Chulalok, born Thongduang and also known as Rama I (20 March 1737 7 September 1809), was the founder and the first monarch of the reigning House of Chakri of Siam (now Thailand). His full title in Thai is "Phra Bat Somdet Phra Paramoruracha Mahachakkriborommanat Phra Phutthayotfa Chulalok". He ascended the throne in 1782, after defeating a rebellion which had deposed King Taksin of Thonburi. He was also celebrated as the founder of Rattanakosin (now Bangkok) as the new capital of the reunited kingdom. - Bangkok is the capital and most populous city of Thailand. It is known in Thai as "Krung Thep Maha Nakhon" (pronounced ) or simply . The city occupies in the Chao Phraya River delta in Central Thailand, and has a population of over 8 million, or 12.6 percent of the country's population. Over 14 million people (22.2 percent) live within the surrounding Bangkok Metropolitan Region, making Bangkok an extreme primate city, significantly dwarfing Thailand's other urban centres in terms of importance. There are 581 high-rise buildings in the city, ranking number 5 in the world. - Thailand (or ), officially the Kingdom of Thailand, formerly known as Siam, is a country at the centre of the Indochinese peninsula in Southeast Asia. With a total area of approximately , Thailand is the world's 51st-largest country. It is the 20th-most-populous country in the world, with around 66 million people. The capital and largest city is Bangkok. Given the information above, choose from the list below the object entity that exhibits the relation 'country of citizenship' with the subject 'fay na'. Choices: - cambodia - laos - siam - thailand - vietnam
laos