You will be given a definition of a task first, then some input of the task.
In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Context: The Sea of Okhotsk is a marginal sea of the western Pacific Ocean, lying between the Kamchatka Peninsula on the east, the Kuril Islands on the southeast, the island of Hokkaido to the south, the island of Sakhalin along the west, and a long stretch of eastern Siberian coast (the Shantar Sea) along the west and north. The northeast corner is the Shelikhov Gulf. The sea is named after Okhotsk, the first Russian settlement in the Far East., National Route 297 is a national highway of Japan connecting Tateyama , Chiba and Ichihara , Chiba in Japan , with a total length of 107 km ( 66.49 mi ) ., Geography.
Tateyama is located at the far southern tip of the Bs Peninsula, facing the Pacific Ocean to the east and south, and the entrance to Tokyo Bay on the west., 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., The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south and is bounded by Asia and Australia in the west and the Americas in the east., Japan ("Nippon" or "Nihon" ; formally "" or "Nihon-koku", means "State of Japan") is a sovereign island nation in Eastern Asia. Located in the Pacific Ocean, It is lying off the eastern coast of the Asia Mainland (east of China, Korea, Russia) and stretching from the Sea of Okhotsk in the north to the East China Sea and near Taiwan in the southwest. , China, officially the People's Republic of China (PRC), is a unitary sovereign state in East Asia. With a population of over 1.381 billion, it is the world's most populous country. The state is governed by the Communist Party of China, and its capital is Beijing. It exercises jurisdiction over 22 provinces, five autonomous regions, four direct-controlled municipalities (Beijing, Tianjin, Shanghai, and Chongqing), and two mostly self-governing special administrative regions (Hong Kong and Macau), and claims sovereignty over Taiwan. The country's major urban areas include Shanghai, Guangzhou, Beijing, Chongqing, Shenzhen, Tianjin and Hong Kong. China is a great power and a major regional power within Asia, and has been characterized as a potential superpower., Naming.
In ancient times, Japanese knew Tokyo Bay as the . By the Azuchi-Momoyama period (1568  1600) the area had become known as Edo Bay, a reference to the city of Edo. The bay took its present name of Tokyo Bay in modern times, after the Imperial court moved to Edo and renamed that city as Tokyo in 1868., Asia is Earth's largest and most populous continent, located primarily in the eastern and northern hemispheres and sharing the continental landmass of Eurasia with the continent of Europe. Asia covers an area of , about 30% of Earth's total land area and 8.7% of the Earth's total surface area. The continent, which has long been home to the majority of the human population, was the site of many of the first civilizations. Asia is notable for not only its overall large size and population, but also dense and large settlements as well as vast barely populated regions within the continent of 4.4 billion people., The is a peninsula that encompasses the entirety of Chiba Prefecture on Honshu, the largest island of Japan. It forms the eastern edge of Tokyo Bay, separating it from the Pacific Ocean. The peninsula covers approximately ., Korea is a historical state in East Asia, since 1945 divided into two distinct sovereign states: North Korea (officially the "Democratic People's Republic of Korea") and South Korea (officially the "Republic of Korea"). Located on the Korean Peninsula, Korea is bordered by China to the northwest and Russia to the northeast. It is separated from Japan to the east by the Korea Strait and the East Sea., Population density (in agriculture: standing stock and standing crop) is a measurement of population per unit area or unit volume; it is a quantity of type number density. It is frequently applied to living organisms, and most of the time to humans. It is a key geographical term., Russia (from the  Rus'), also officially known as the Russian Federation, is a country in Eurasia. At , Russia is the largest country in the world by surface area, covering more than one-eighth of the Earth's inhabited land area, and the ninth most populous, with over 140 million people at the end of March 2016. The European western part of the country is much more populated and urbanised than the eastern, about 77% of the population live in European Russia. Russia's capital Moscow is one of the largest cities in the world, other major urban centers include Saint Petersburg, Novosibirsk, Yekaterinburg, Nizhny Novgorod and Samara., , the city has an estimated population of 275,776 and a population density of 749 persons per km. The total area was . The city is home, together with Chiba City, to the JEF United soccer team., Subject: japan national route 297, Relation: located_in_the_administrative_territorial_entity, Options: (A) australia (B) azuchi (C) chiba (D) chiba prefecture (E) china (F) chongqing (G) earth (H) east (I) edo (J) guangzhou (K) gulf (L) japan (M) kamchatka peninsula (N) kuril islands (O) mainland (P) north korea (Q) northwest (R) of (S) pacific ocean (T) petersburg (U) philippines (V) russia (W) samara (X) shenzhen (Y) south (Z) south korea ([) southwest (\) taiwan (]) tateyama (^) tokyo (_) west (`) yekaterinburg
Output:
chiba prefecture