Question: are Heshan, Guangxi and Guiyang both capitals>

full_context: Document 1: Guiyang: Guiyang is the capital of Guizhou province of Southwest China. It is located in the center of the province, situated on the east of the Yunnan–Guizhou Plateau, and on the north bank of the Nanming River, a branch of the Wu River. The city has an elevation of about 1,100 m . It has an area of 8034 km2 . During the 2010 census, its population was 4,324,561, out of whom 3,037,159 lived in the 7 urban districts.
Document 2: Chengdu–Guiyang High-Speed Railway: Chengdu-Guiyang High Speed Railway is a major trunk high speed railway between the provincial capitals of Chengdu, Sichuan and Guiyang, Guizhou via a small section traversing north east Yunnan province. It was selected for construction under the 11th Five Year Plan set by the Chinese Government. Construction started in 2010 and is expected to be completed by 2014. The northern section of this line between Chengdu and Leshan forms the southern part of the operational Chengdu–Mianyang–Leshan Intercity Railway.
Document 3: Zhaoqing: Zhaoqing, formerly romanized as Shiuhing, is a prefecture-level city in Guangdong Province, China. During the 2010 census, its population was 3,918,467, with 1,232,462 living in the urbanized areas of Duanzhou District and Gaoyao County. The prefectural seat—excluding Seven Star Crags—is fairly flat, but thickly forested mountains lie just outside its limits. Numerous rice paddies and aquaculture ponds are found on the outskirts of the city. Sihui and the southern districts of the prefecture are considered part of the Pearl River Delta.
Document 4: Hezhou: Hezhou (贺州 ) is a prefecture-level city in the northeast of the Guangxi Zhuang Autonomous Region, People's Republic of China.
Document 5: Guilin: Guilin, formerly romanized as Kweilin, is a prefecture-level city in the northeast of China's Guangxi Zhuang Autonomous Region. It is situated on the west bank of the Li River and borders Hunan to the north. Its name means "Forest of Sweet Osmanthus", owing to the large number of fragrant sweet osmanthus trees located in the city. The city has long been renowned for its scenery of karst topography and is one of China's most popular tourist destinations.
Document 6: Mengzi City: Mengzi () is a city in the southeast of Yunnan province, People's Republic of China. Administratively, it is a county-level city and the seat of the Honghe Hani and Yi Autonomous Prefecture, located about 175 km south-southeast of the provincial capital of Kunming. It is situated in the centre of a fertile valley basin on a plateau 1000 m above sea level. Mengzi was formerly Mengzi County (蒙自县 ) until October 2010, when it was upgraded to a county-level city.
Document 7: Dongguan: Dongguan is a prefecture-level city in central Guangdong Province of South China. Often considered the cultural capital of the Pearl River Delta, Dongguan borders the provincial capital of Guangzhou to the north, Huizhou to the northeast, Shenzhen to the south, and the Pearl River to the west. It is part of the Pearl River Delta megacity with more than 44.78 million inhabitants at the 2010 census spread over nine municipalities (including Macao) across an area of 17,573 km2 . Dongguan's city administration is considered especially progressive in seeking foreign direct investment. Dongguan ranks behind only Shenzhen, Shanghai and Suzhou in exports among Chinese cities, with $65.54 billion in shipments. It is also home to one of the world's largest, though largely empty, shopping malls, the New South China Mall. The majority of the population speak Mandarin due to migrants from other parts of the country.
Document 8: Guiping: Guiping is a county-level city in eastern Guangxi, China. It is under the administration of Guigang City, located at the confluence of the Qian and Yu rivers, which are the Xi River's primary north and south tributaries, respectively.
Document 9: Yinchuan: Yinchuan is the capital of the Ningxia Hui Autonomous Region, China, and historically it was the former capital of the Western Xia Empire of the Tanguts. It has an area of 4467 sqkm and a total population of 1.99 million. Its built up area is home to 1,290,170 inhabitants spread on three urban districts. The name of the city literally means "silver river".
Document 10: Jiangshan: Jiangshan () is a county-level city located in Quzhou prefecture, Zhejiang Province, China. Located about 250 kilometers southwest of Hangzhou, the provincial capital, it is the only county-level city in the prefecture. In 1999, Jiangshan's population stood at 563,196. The city is named aptly: Jiang means river and Shan means mountain; a river runs through the city and scenic Mt. Jianglang sits on its border.
Document 11: Cenxi: Cenxi () is a county-level city under the administration of Wuzhou City, in the east of Guangxi, People's Republic of China.
Document 12: Hun River (Liao River tributary): The Hun River (渾河, "the muddy river") is a river in Liaoning Province, China, and was formerly one of the largest tributaries of the Liao River. It was also formerly known as Shen River (瀋水). Two of Liaoning's most important cities, the provincial capital Shenyang and the seventh largest city Fushun, are located on the Hun River.
Document 13: Heshun Town: Heshun Town () is an ancient town in Tengchong City, located four kilometers southwest of the city centre in Yunnan, China. The town's ancient name is Yangwendun () which was changed to Heshun () and eventually the name it bears today. Heshun is well known for its quadrangle courtyards that have been built into the town's hills.
Document 14: Anshun: Anshun () is a prefecture-level city of Guizhou province, near the location of Huangguoshu Waterfall, the tallest in China. Within the borders of its prefecture there are attractions such as The Long Gong Dragon Caves and The Getu River. As of 2010, it had a population of 2,297,339. The city proper had a population of 765,313. The city is known for its aerospace industry.
Document 15: Heshan, Guangxi: Heshan () is a county-level city of central Guangxi, China, located on the lower reaches of the Hongshui River. It is under the administration of Laibin City.
ground_truth: no