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: In computing, JSON (canonically pronounced ; sometimes JavaScript Object Notation) is an open-standard format that uses human-readable text to transmit data objects consisting of attributevalue pairs. It is the most common data format used for asynchronous browser/server communication, largely replacing XML which is used by Ajax., A web service is a service offered by an electronic device to another electronic device, communicating with each other via the World Wide Web. In a Web service, Web technology such as HTTP, originally designed for human-to-machine communication, is utilized for machine-to-machine communication, more specifically for transferring machine readable file formats such as XML and JSON. In practice, the web service typically provides an object-oriented web-based interface to a database server, utilized for example by another web server, or by a mobile application, that provides a user interface to the end user. Another common application offered to the end user may be a mashup, where a web server consumes several web services at different machines, and compiles the content into one user interface., The Web Services Business Process Execution Language ( WS - BPEL ) , commonly known as BPEL ( Business Process Execution Language ) , is an OASIS standard executable language for specifying actions within business processes with web services . Processes in BPEL export and import information by using web service interfaces exclusively ., A flowchart is a type of diagram that represents an algorithm, workflow or process, showing the steps as boxes of various kinds, and their order by connecting them with arrows. This diagrammatic representation illustrates a solution model to a given problem. Flowcharts are used in analyzing, designing, documenting or managing a process or program in various fields., A business process or business method is a collection of related, structured activities or tasks that produce a specific service or product (serve a particular goal) for a particular customer or customers. It may often be visualized as a flowchart of a sequence of activities with interleaving decision points or as a process matrix of a sequence of activities with relevance rules based on data in the process., In computing, Extensible Markup Language (XML) is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. The W3C's XML 1.0 Specification and several other related specificationsall of them free open standardsdefine XML., Subject: business process execution language, Relation: instance_of, Options: (A) 1 (B) algorithm (C) application (D) business process (E) communication (F) data (G) data format (H) database (I) diagram (J) file (K) interface (L) machine (M) markup language (N) matrix (O) may (P) method (Q) model (R) notation (S) object (T) order (U) product (V) service (W) specification (X) technology (Y) text (Z) user ([) web services
markup language

Context: Chicago Transit Authority, also known as CTA, is the operator of mass transit in Chicago, Illinois and some of its surrounding suburbs, including the trains of the Chicago "L" and CTA bus service., The Chicago Surface Lines (CSL) was operator of the street railway system of Chicago, Illinois, from the years 1913 to 1947. The firm is a predecessor of today's publicly owned operator, the Chicago Transit Authority., North America is a continent entirely within the Northern Hemisphere and almost all within the Western Hemisphere. It can also be considered a northern subcontinent of the Americas. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the west and south by the Pacific Ocean, and to the southeast by South America and the Caribbean Sea., The Chicago metropolitan area, or Chicagoland, is the metropolitan area associated with the city of Chicago, Illinois, and its suburbs. With an estimated population of 9.4 million people, it is the third largest metropolitan area in the United States. Chicagoland is the area that is closely linked to the city through geographic, social, economic, and cultural ties., A county is a geographical region of a country used for administrative or other purposes, in certain modern nations. The term is derived from the Old French "conté" or "cunté" denoting a jurisdiction under the sovereignty of a count (earl) or a viscount. The modern French is "comté", and its equivalents in other languages are "contea", "contado", "comtat", "condado", "Grafschaft", "graafschap", "Gau", etc. (cf. "conte", "comte", "conde", "Graf")., The Midwestern United States, also referred to as the American Midwest or simply the Midwest, is one of the four geographic regions defined by the United States Census Bureau, occupying the northern central part of the United States of America. It was officially named the North Central region by the Census Bureau until 1984., Chicago (or ), officially the City of Chicago, is the third-most populous city in the United States, and the fifth-most populous city in North America. With over 2.7 million residents, it is the most populous city in the state of Illinois and the Midwestern United States, and the county seat of Cook County. The Chicago metropolitan area, often referred to as Chicagoland, has nearly 10 million people and is the third-largest in the U.S., Illinois is a state in the midwestern region of the United States, achieving statehood in 1818. It is the 5th most populous state and 25th largest state in terms of land area, and is often noted as a microcosm of the entire country. The word "Illinois" comes from the Algonquin word for "tribe of superior men". With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal, timber, and petroleum in the south, Illinois has a diverse economic base and is a major transportation hub. The Port of Chicago connects the state to other global ports from the Great Lakes, via the Saint Lawrence Seaway, to the Atlantic Ocean, as well as the Great Lakes to the Mississippi River, via the Illinois River. For decades, O'Hare International Airport has been ranked as one of the world's busiest airports. Illinois has long had a reputation as a bellwether both in social and cultural terms and politics., The Chicago City Railway Company ( CCRy ) was an urban transit company that operated horse , cable , and electric streetcars on Chicago 's South Side between 1859 and 1914 , when it became merged into and part of the Chicago Surface Lines ( CSL ) metropolitan - wide system . After that time it owned electric streetcars , along with gasoline , diesel , and propane - fueled transit busses . Purchased by the government agency Chicago Transit Authority ( CTA ) in 1947 , it was liquidated in 1950 ., Subject: chicago city railway, Relation: instance_of, Options: (A) airport (B) area (C) base (D) bus (E) city (F) continent (G) county (H) earl (I) four (J) geographical (K) jurisdiction (L) mass (M) metropolitan (N) metropolitan area (O) ocean (P) operator (Q) part (R) politics (S) railway system (T) region (U) river (V) sea (W) service (X) state (Y) surface (Z) system ([) the city (\) united states census
railway system

Context: Secondary education normally takes place in secondary schools, taking place after primary education and may be followed by higher education or vocational training. In some countries, only primary or basic education is compulsory, but secondary education is included in compulsory education in most countries. In post-Soviet countries it is also known as general education or general middle education., Nashville is the capital of the U.S. state of Tennessee and the county seat of Davidson County. It is located on the Cumberland River in the north central part of the state. The city is a center for the music, healthcare, publishing, banking and transportation industries, and home to numerous colleges and universities. Reflecting the city's position in state government, Nashville is home to the Tennessee Supreme Court's courthouse for Middle Tennessee. It is known as a center of the country music industry, earning it the nickname "Music City U.S.A.", Under Armour, Inc. is an American sports clothing and accessories company. The company is a supplier of sportswear and casual apparel. Under Armour began offering footwear in 2006. Under Armour's global headquarters is located in Baltimore, Maryland with additional North American corporate office locations in Austin and Houston, Texas; Denver, Colorado; New York, New York; San Francisco, California; Portland, Oregon; Nashville, Tennessee; and Toronto, Ontario. Under Armour's International Headquarters is located in Panama City, Panama, with Latin America offices in São Paulo, Brazil; Santiago, Chile; and Mexico City, Mexico. Its European headquarters is in Amsterdam's Olympic Stadium with an additional office in Munich, Germany. The Under Armour Shanghai office is the regional headquarters for Greater China. Additional Asia Pacific offices are in Guangzhou, China; Hong Kong; Jakarta, Indonesia; Tokyo, Japan; and Sydney, Australia., Shanghai (": Zånhae" ), often abbreviated as Hu or Shen, is one of the four direct-controlled municipalities of the People's Republic of China. It is the most populous city proper in the world, with a population of more than 24 million . It is a global financial centre and transport hub, with the world's busiest container port. Located in the Yangtze River Delta in East China, Shanghai sits on the south edge of the mouth of the Yangtze in the middle portion of the Chinese coast. The municipality borders the provinces of Jiangsu and Zhejiang to the north, south and west, and is bounded to the east by the East China Sea., CrossFit is a branded fitness regimen created by Greg Glassman and is a registered trademark of CrossFit, Inc. which was founded by Greg Glassman and Lauren Jenai in 2000. Promoted as both a physical exercise philosophy and also as a competitive fitness sport, CrossFit workouts incorporate elements from high-intensity interval training, Olympic weightlifting, plyometrics, powerlifting, gymnastics, girevoy sport, calisthenics, strongman, and other exercises. It is practiced by members of over 13,000 affiliated gyms, roughly half of which are located in the United States, and by individuals who complete daily workouts (otherwise known as "WODs" or "workouts of the day")., Adidas AG (stylized as adidas) is a German multinational corporation, headquartered in Herzogenaurach, Germany, that designs and manufactures shoes, clothing and accessories. It is the largest sportswear manufacturer in Europe and the second biggest in the world., Physical education, also known as Phys Ed., PE, Gym or Gym class, and known in many Commonwealth countries as physical training or PT, is an educational course related to the physique of the human body. It is taken during primary and secondary education and encourages psychomotor learning in a play or movement exploration setting to promote health., Gym shorts are an article of clothing typically worn by people when exercising . They are typically made out of fabrics that allow for maximum comfort and ease , such as nylon . Brands such as Nike , Under Armour , and Reebok all make gym shorts . Cotton gym shorts were made popular by a cheerleading brand called Soffe . Gym shorts or sweatpants are required for many junior high and high school physical education courses . While gym shorts were traditionally worn by men , from the late 1970s and onward , women began wearing them for better comfort at the gym as well as a modern fashion trend ., Reebok is a global athletic footwear and apparel company, operating as a subsidiary of German sportswear giant Adidas since 2005. Reebok produces and distributes fitness and sports items including shoes, workout clothing and accessories, and training equipment. Reebok is the official footwear and apparel sponsor for UFC, CrossFit, Spartan Race, and Les Mills., Portland is a seaport and the largest city in the U.S. state of Oregon and the seat of Multnomah County. It is in the Willamette Valley region of the Pacific Northwest, at the confluence of the Willamette and Columbia Rivers. The city covers and had an estimated population of 632,309 in 2015, making it the 26th most populous city in the United States. Approximately 2,389,228 people live in the Portland metropolitan statistical area (MSA), the 23rd most populous MSA in the United States. Its Combined Statistical Area (CSA) ranks 17th with a population of 3,022,178. Roughly 60% of Oregon's population resides within the Portland metropolitan area., Subject: gym shorts, Relation: use, Options: (A) clothing (B) court (C) exploration (D) headquarters (E) industry (F) music (G) office (H) seat (I) sport (J) training (K) transport

sport