Q:Information: - Orchid Island is a 45km high island off the southeastern coast of Taiwan Island and separated from the Batanes of the Philippines by the Bashi Channel of the Luzon Strait. It is governed as Lanyu Township of Taitung County, Taiwan. - Taitung County is the third largest county in Taiwan, located in the eastern coast. - The Luzon Strait (Filipino: "Kipot ng Luzon") is the strait between Taiwan and Luzon island of the Philippines. The strait thereby connects the Philippine Sea to the South China Sea in the western Pacific Ocean. - The Bashi Channel is a waterway between Y'Ami Island of the Philippines and Orchid Island of Taiwan. It is a part of the Luzon Strait in the Pacific Ocean. It is characterized by windy storms during the rainy period, June to December. - 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. - Batanes (Ivatan: "Probinsya nu Batanes"; ) is an archipelago province in the Philippines situated in the Cagayan Valley region. It is the northernmost province in the country, and also the smallest, both in population and land area. Its capital is Basco located in the island of Batan. - The Lanyu Airport ( Chinese : ; pinyin : Lany Jchng ; ( IATA : KYD , ICAO : RCLY ) ) is an airport on Orchid Island , Taitung , Republic of China . The airport does not support night time flying except for emergency medical services flights . - The Philippines, officially the Republic of the Philippines, is a sovereign island country in Southeast Asia situated in the western Pacific Ocean. It consists of about 7,641 islands that are categorized broadly under three main geographical divisions from north to south: Luzon, Visayas, and Mindanao. The capital city of the Philippines is Manila and the most populous city is Quezon City, both part of Metro Manila. Bounded by the South China Sea on the west, the Philippine Sea on the east and the Celebes Sea on the southwest, the Philippines shares maritime borders with Taiwan to the north, Vietnam to the west, Palau to the east and Malaysia and Indonesia to the south. After reading the paragraphs above, we are interested in knowing the entity with which 'lanyu airport' exhibits the relationship of 'country'. Find the answer from the choices below. Choices: - indonesia - japan - philippines - republic of china - taiwan
A:
taiwan