Answer the following question: Information: - Taipei Basin is a geographic region in northern Taiwan. It is the second largest basin in Taiwan. The basin is bounded by Yangmingshan to the north, Linkou mesa to the west, and the Ridge of Xueshan Range to the southeast. The shape of the basin is close to a triangle. The three vertices are Nangang, Huilong of Xinzhuang, and Guandu of Beitou. - Keelung, officially known as Keelung City, sometimes also spelt as Chi-ling is a major port city situated in the northeastern part of Taiwan. It borders New Taipei with which it forms the TaipeiKeelung metropolitan area, along with Taipei itself. Nicknamed the "Rainy Port" for its frequent rain and maritime role, the city is Taiwan's second largest seaport (after Kaohsiung). - Banqiao District is a district and the seat of New Taipei in northern Taiwan. It has the third highest population density in Taiwan. It was formerly the 22nd densest city in the world, with over 24,000 people per square km. Until the December 25, 2010 creation of New Taipei City, Banqiao (then transliterated as Panchiao) was an incorporated county-controlled city and the former seat of Taipei County. - Taipei, officially known as Taipei City, is the capital city and a special municipality of the Republic of China (commonly known as Taiwan). Sitting at the northern tip of the island, Taipei City is an enclave of the municipality of New Taipei City. It is about southwest of the northern port city Keelung. Most of the city is located on the Taipei Basin, an ancient lakebed bounded by the two relatively narrow valleys of the Keelung and Xindian rivers, which join to form the Tamsui River along the city's western border. Since 1949, Taipei has been the capital of the ROC after losing the mainland to the Communists in the Chinese Civil War. - New Taipei, also known as Xinbei, is a special municipality and the most populous city in Taiwan. Located in northern Taiwan, the city includes a substantial stretch of the island's northern coastline and surrounds the Taipei Basin, making it the second largest special municipality by area, behind Kaohsiung. New Taipei City is bordered by Keelung to the northeast, Yilan County to the southeast, and Taoyuan to the southwest. It completely surrounds Taipei. Banqiao District is its municipal seat and biggest commercial area. - Tucheng District is an inner city district in the southwestern part of New Taipei City, Taiwan. - Taiwan, officially the Republic of China (ROC), is a state in East Asia. Neighbors include China (officially the People's Republic of China, abbreviated as PRC) to the west, Japan to the northeast, and the Philippines to the south. Taiwan is the most populous state that is not a member of the United Nations, and the one with the largest economy. - Kaohsiung City (old names: Takao, Takow, Takau) is a special municipality in Taiwan. Located in southern-western Taiwan and facing the Taiwan Strait, it is by area the largest municipality, at , stretches from Mt. Jade to Taiping Island, and second most populous (by city proper) with a population of approximately 2.77 million. Since its start in the 17th century, Kaohsiung has grown from a small trading village, into the political, economic, transportation, manufacturing, refining, shipbuilding, and industrial center of southern Taiwan. It is a global city with sufficiency as categorized by Globalization and World Cities Research Network in 2012. - Dingpu Station is a subway station of Taipei Metro . This station is a 2 km extension and western terminus of the Tucheng Line , which itself is an extension of Bannan Line . Dingpu Station is located in Tucheng District , New Taipei City . Construction began in January 2010 and commercial service was scheduled to begin in 2013 . As of July 2013 , commercial service is scheduled to begin in 2014 , but has been pushed back to July 6 , 2015 . It is a planned terminus for the Sanying Line ( zh : ) . What object entity has the relation of 'country' with the subject 'dingpu station '? Choices: - japan - republic of china - taiwan - world
Answer:
taiwan