Context: Macau (literally: "Bay Gate"), (in Portuguese, which is still widely used in the city) also spelled Macao (in English), officially the Região Administrativa Especial de Macau da República Popular da China, is an autonomous territory on the western side of the Pearl River Delta in East Asia. Macau is bordered by the city of Zhuhai in China to the North and the Pearl River Estuary to the East and South. Hong Kong lies about to its East across the Delta. With a population of 650,900 living in an area of , it is the most densely populated region in the world., Sichuan, formerly romanized as Szechwan, is a province in southwest China occupying most of the Sichuan Basin between the Himalayas on the west, the Daba in the north, and the Yungui Plateau to the east. Sichuan's capital is Chengdu., Henan is a province of the People's Republic of China, located in the central part of the country. Its one-character abbreviation is "" (yù), named after Yuzhou, a Han Dynasty state ("zhou") that included parts of Henan. Although the name of the province means "south of the river", approximately a quarter of the province lies north of the Yellow River, also known as the "Huang He"., The South China Sea is a marginal sea that is part of the Pacific Ocean, encompassing an area from the Karimata and Malacca Straits to the Strait of Taiwan of around . The area's importance largely results from one-third of the world's shipping sailing through its waters and that it is believed to hold huge oil and gas reserves beneath its seabed., Mainland China, also known as the Chinese mainland or simply the mainland, is the geopolitical area under the direct jurisdiction of the People's Republic of China (PRC). It generally excludes the Special Administrative Regions of Hong Kong and Macau; however, it usually includes Hainan. The term "mainland China", which avoids calling the area simply "China" and thereby recognizing the founding of the PRC as "the" "China", was coined by the Kuomintang (KMT) after receiving control of Taiwan from Japan after World War II. By 1949, the KMT-led Republic of China (ROC) government was defeated in the Chinese Civil War in mainland China and fled to the island of Taiwan where the KMT pledged to "retake the Mainland". The KMT considers both sides of the Taiwan Strait (including Taiwan), as (one) "China" and one country, whereas Taiwan's Democratic Progressive Party (DPP) considers only mainland China as "China" and Taiwan (ROC) as "Taiwan" and maintains that they are different countries., Guangdong (Simplified ) is a province on the South China Sea coast of the People's Republic of China. Formerly romanised as Canton or Kwangtung, Guangdong surpassed Henan and Sichuan to become the most populous province in China in January 2005, registering 79.1 million permanent residents and 31 million migrants who lived in the province for at least six months of the year; the total population was 104,303,132 in the 2010 census, accounting for 7.79 percent of Mainland China's population. The provincial capital Guangzhou and economic hub Shenzhen are among the most populous and important cities in China. The population increase since the census has been modest, the province at 2014 end had 107,240,000 people., China National Highway 325 ( G325 , Guangnan Highway ) runs west from Guangzhou , Guangdong towards Nanning , Guangxi . It is 868 kilometres in length ., Hong Kong, officially the Hong Kong Special Administrative Region of the People's Republic of China, is an autonomous territory on the Pearl River Delta of East Asia. Macau lies across the delta to the west, and the Chinese province of Guangdong borders the territory to the north. With a total land area of and a population of over 7.3 million of various nationalities, it ranks as the world's fourth most densely populated sovereign state or territory., Shenzhen is a major city in Guangdong Province, China. The city is located immediately north of Hong Kong Special Administrative Region and holds sub-provincial administrative status, with powers slightly less than a province., Guangzhou , traditionally romanised as Canton, is the capital and largest city of the Province of Guangdong in southeastern China. Located on the Pearl River about north-northwest of Hong Kong and north of Macau, Guangzhou was a major terminus of the maritime Silk Road and continues to serve as a major port and transportation hub., The Silk Road or Silk Route was an ancient network of trade routes that were for centuries central to cultural interaction through regions of the Asian continent connecting the East and West from China to the Mediterranean Sea., Nanning (Zhuang: "") is the capital of the Guangxi Zhuang Autonomous Region in southern China. It is known as the "Green City" because of its abundance of lush tropical foliage. As of 2014 it had a population of 6,913,800 with 4,037,000 in its urban area., Subject: china national highway 325, Relation: instance_of, Options: (A) 1 (B) abbreviation (C) administrative region (D) area (E) bay (F) capital (G) census (H) chinese (I) city (J) coast (K) country (L) dynasty (M) gate (N) government (O) island (P) jurisdiction (Q) marginal sea (R) name (S) network (T) ocean (U) part (V) population (W) port (X) province (Y) region (Z) republic ([) road (\) route (]) sea (^) side (_) sovereign state (`) status (a) term (b) trade (c) year
Output: road