Question: Lu'an and Xinmin, Liaoning, are located in which country?

Context paragraphs:
Liaoning: Liaoning () is a province of China, located in the northeast of the country.  The modern province was established in 1907 as Fengtian or Fengtien province and the name was changed to Liaoning in 1929.  It was also known as Mukden province at the time, for the Manchu pronunciation of Shengjing, the former name of the provincial capital Shenyang.  Under the Japanese-puppet Manchukuo regime, the province reverted to its 1907 name but the name Liaoning was restored in 1945 and again in 1954.

Xinmin, Liaoning: Xinmin () is a county-level city under the jurisdiction of Shenyang, the capital of Liaoning province, People's Republic of China.  It contains the westernmost point of and is by far the most spacious of the county-level divisions of Shenyang City.  It borders Faku County to the northeast, Shenbei New Area and Yuhong District to the east, Tiexi District to the southeast, and Liaozhong County to the south; it also borders the prefecture-level cities of Jinzhou to the west and Fuxin to the northwest.

Long Live the Victory of Mao Zedong Thought: Long Live the Victory of Mao Zedong Thought () is an epoxy resin statue in Shenyang, Liaoning province, People's Republic of China.  The monument is located on Zhongshan Square in the centre of the city.  The statue is one of the largest of Chairman Mao Zedong in the country.  It is one of the main provincial Cultural Revolution-era monuments not removed in later years.

Lu'an: Lu'an (), is a prefecture-level city in western Anhui province, People's Republic of China, bordering Henan to the northwest and Hubei to the southwest.  At the 2010 census, it had a total population of 5,612,590, whom 1,644,344 resided in the built-up area made of 2 urban districts.  Neighbouring prefecture-level cities are the provincial capital of Hefei to the east, Anqing to the south, Huanggang (Hubei) and Xinyang (Henan) to the west, and Huainan and Fuyang to the north.  Although the character "六 " (literally: "six") is normally pronounced "Liù", in this case it changes to "Lù" on account of the historical literary reading.

Cao (state): The State of Cao () was a vassal state in China during the Zhou Dynasty (1046–221 BC).  The state was founded sometime in the 11th century BC by Caoshu Zhenduo (d. 1053 BC) （曹叔振鐸）, son of King Wen of Zhou and the younger brother of King Wu of Zhou.  With its capital at Taoqiu (陶丘), the State of Cao covered roughly the area of modern-day Dingtao County, Shandong Province.  It was located on the flat country of the North China Plain about 50 miles east of the point where the current course of the Yellow River changes from east to north-east.  To the northwest was Wey, to the northeast Lu and to the southeast Song.

Mount Lu: Mount Lu or Lushan (, Gan: Lu-san), also known as Kuanglu (匡庐) in ancient times, is situated in the northern part of Jiangxi province in Central China, and is one of the most renowned mountains in the country.  It is located primarily in Lushan county-level city in Jiujiang Prefecture, although the northern portions are found in Lianxi District which was formerly known as Lushan District and until 2016 covered the majority of the Mount Lu.  The oval-shaped mountains are about 25 km long and 10 km wide, and neighbors Jiujiang city and the Yangtze River to the north, Nanchang city to the south, and Poyang Lake to the east.  Its highest point is Dahanyang Peak (大汉阳峰), reaching 1,474 m above sea level, and is one of the hundreds of steep peaks that towers above a sea of clouds that encompass the mountains for almost 200 days out of the year.  Mount Lu is known for its grandeur, steepness, and beauty, and is part of Lushan National Park, a UNESCO World Heritage Site since 1996, and a prominent tourist attraction, especially during the summer months when the weather is cooler.

Geography of Mongolia: Mongolia is a landlocked country in Central Asia and East Asia, located between China and Russia.  The terrain is one of mountains and rolling plateaus, with a high degree of relief.  The total land area of Mongolia is 1,564,116 square kilometres.  Overall, the land slopes from the high Altay Mountains of the west and the north to plains and depressions in the east and the south.  The Khüiten Peak in extreme western Mongolia on the Chinese border is the highest point (4,374 metres).  The lowest is 518 metres, an otherwise undistinguished spot in the eastern Mongolian plain.  The country has an average elevation of 1,580 metres.  The landscape includes one of Asia's largest freshwater lakes (Lake Khövsgöl), many salt lakes, marshes, sand dunes, rolling grasslands, alpine forests, and permanent mountain glaciers.  Northern and western Mongolia are seismically active zones, with frequent earthquakes and many hot springs and extinct volcanoes.  The nation's closest point to any ocean is approximately 645 km from the country's easternmost tip bordering northern China to Jinzhou in Liaoning province, China along the coastline of the Bohai Sea.

Supporting paragraphs: Lu'an Xinmin, Liaoning
Answer: People's Republic of China