Definition: 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).
Input: Context: Nuff Creek is a 2.0 - mile - long ( 3.2 km ) stream in San Mateo County , California which is a tributary of Pilarcitos Creek . It has an elevation of 197 feet and is most frequently used as a kayaking location . The closest major town is Princeton by the Sea , California ., Pilarcitos Creek (Spanish for: "Little Pillars or Pillaries Creek") is a coastal stream in San Mateo County, California, United States, that rises on the western slopes of the Santa Cruz Mountains and descends through Pilarcitos Canyon to discharge into the Pacific Ocean Half Moon Bay State Beach., Half Moon Bay State Beach is a stretch of protected beaches in the state park system of California, USA, on Half Moon Bay. From north to south it comprises Roosevelt, Dunes, Venice, and Francis Beaches. The park was established in 1956., A census is the procedure of systematically acquiring and recording information about the members of a given population. It is a regularly occurring and official count of a particular population. The term is used mostly in connection with national population and housing censuses; other common censuses include agriculture, business, and traffic censuses. The United Nations defines the essential features of population and housing censuses as "individual enumeration, universality within a defined territory, simultaneity and defined periodicity", and recommends that population censuses be taken at least every 10 years. United Nations recommendations also cover census topics to be collected, official definitions, classifications and other useful information to co-ordinate international practice., A county seat is an administrative center, seat of government, or capital city of a county or civil parish. The term is used in the United States, Canada, Romania, China and Taiwan. In the United Kingdom and Ireland, county towns have a similar function., A stream is a body of water with a current, confined within a bed and banks. Depending on its location or certain characteristics, a stream may be referred to as a "bayou", "beck", "branch", "brook", "burn", "creek", "crick", "ghyll", "gill", "kill", "lick", "mill race", "race", "rill", "river", "rivulet", "run", "runnel", "streamage", "syke", or "wash"., 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., San Mateo County (; Spanish for "Saint Matthew") is a county located in the U.S. state of California. As of the 2010 census, the population was 718,451. The county seat is Redwood City., A U.S. state is a constituent political entity of the United States of America. There are 50 states, which are bound together in a union with each other. Each state holds administrative jurisdiction over a defined geographic territory, and shares its sovereignty with the United States federal government. Due to the shared sovereignty between each state and the federal government, Americans are citizens of both the federal republic and of the state in which they reside. State citizenship and residency are flexible, and no government approval is required to move between states, except for persons covered by certain types of court orders (e.g., paroled convicts and children of divorced spouses who are sharing custody)., A coastline or a seashore is the area where land meets the sea or ocean, or a line that forms the boundary between the land and the ocean or a lake. A precise line that can be called a coastline cannot be determined due to the Coastline paradox., California is the most populous state in the United States and the third most extensive by area. Located on the western (Pacific Ocean) coast of the U.S., California is bordered by the other U.S. states of Oregon, Nevada, and Arizona and shares an international border with the Mexican state of Baja California. The state capital is Sacramento. Los Angeles is California's most populous city, and the country's second largest after New York City. The state also has the nation's most populous county, Los Angeles County, and its largest county by area, San Bernardino County., The Santa Cruz Mountains, part of the Pacific Coast Ranges, are a mountain range in central and northern California, United States. They form a ridge along the San Francisco Peninsula, south of San Francisco, separating the Pacific Ocean from San Francisco Bay and the Santa Clara Valley, and continuing south to the central coast , bordering Monterey Bay and ending at the Salinas Valley. The range passes through San Mateo, Santa Clara and Santa Cruz counties, with the Pajaro River forming the southern boundary., Subject: nuff creek, Relation: instance_of, Options: (A) agriculture (B) area (C) bay (D) beach (E) border (F) branch (G) census (H) city (I) coast (J) county (K) county seat (L) definition (M) federal republic (N) government (O) information (P) lake (Q) line (R) location (S) los angeles (T) mill (U) mountain (V) ocean (W) official (X) pacific coast ranges (Y) paradox (Z) part ([) population (\) procedure (]) race (^) republic (_) river (') saint (a) sea (b) seat (c) state (d) state park (e) stream (f) territory (g) union (h) water
Output:
river