Given the task definition and input, reply with output. 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 Indianapolis 500 is an automobile race held annually at Indianapolis Motor Speedway in Speedway, Indiana, an enclave suburb of Indianapolis, Indiana. The event is held over Memorial Day (originally Decoration Day) weekend, which is typically the last weekend in May. It is contested as part of the Verizon IndyCar Series, the top level of American Championship Car racing, an open-wheel formula colloquially known as "Indy Car Racing". The name of the race is often shortened to Indy 500., Rick Ravon Mears (born December 3, 1951 in Wichita, Kansas) is a retired American race car driver. He is one of three men to be four-time winners of the Indianapolis 500 (1979, 1984, 1988, 1991), and the current record-holder for pole positions in the race with six (1979, 1982, 1986, 1988, 1989, 1991). Mears is also a three-time Indycar series/World Series champion (1979, 1981 and 1982)., Robert "Bob" Lazier (born December 22, 1938 in Minneapolis, Minnesota), is an American former race car driver. He raced in the CART series in 1981 and was CART's Rookie of the Year. He had fourth-place finishes at Watkins Glen and Mexico. Lazier also competed in the 1981 Indianapolis 500, finishing 19th after a blown engine caused him to retire the Penske PC-7 after 154 laps. He is married to wife Diane and the father of both 1996 Indianapolis 500 champion Buddy Lazier and Indy Racing League driver Jaques Lazier., Mexico (, modern Nahuatl ), officially the United Mexican States, is a federal republic in the southern half of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatemala, Belize, and the Caribbean Sea; and to the east by the Gulf of Mexico. Covering almost two million square kilometers (over 760,000 sq mi), Mexico is the sixth largest country in the Americas by total area and the 13th largest independent nation in the world. With an estimated population of over 120 million, it is the eleventh most populous country and the most populous Spanish-speaking country in the world while being the second most populous country in Latin America. Mexico is a federation comprising 31 states and a federal district that is also its capital and most populous city. Other metropolises include Guadalajara, Monterrey, Puebla, Toluca, Tijuana and León., Nevada (Spanish for "snowy"; see pronunciations) is a state in the Western, Mountain West, and Southwestern regions of the United States of America. Nevada is the 7th most extensive, the 34th most populous, and the 9th least densely populated of the 50 United States. Nearly three-quarters of Nevada's people live in Clark County, which contains the Las VegasParadise metropolitan area where three of the state's four largest incorporated cities are located. Nevada's capital is Carson City. Nevada is officially known as the "Silver State" because of the importance of silver to its history and economy. It is also known as the "Battle Born State", because it achieved statehood during the Civil War (the words "Battle Born" also appear on the state flag); as the "Sage-brush State", for the native plant of the same name; and as the "Sage-hen State". Nevada borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast and Utah to the east., Buddy Lazier (born October 31, 1967) is an American auto racing driver, best known for winning the 1996 Indianapolis 500 and the 2000 Indy Racing League season championship., Arizona (O'odham: "Al onak" [ai onak]) is a state in the southwestern region of the United States. It is also part of the Western United States and the Mountain West states. It is the sixth largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is one of the Four Corners states. It has borders with New Mexico, Utah, Nevada, California, and Mexico, and one point in common with the southwestern corner of Colorado. Arizona's border with Mexico is 389 miles (626 km) long, on the northern border of the Mexican states of Sonora and Baja California., A rookie is a person in his or her first year of a sport, or someone who is new to a profession, training or activity such as a rookie police officer, rookie pilot, a recruit, or occasionally a freshman., In motorsport the pole position is the position at the inside of the front row at the start of a racing event. This position is typically given to the vehicle and driver with the best qualifying time in the trials before the race (the leader in the starting grid). This number-one qualifying driver is referred to as the "pole sitter"., A suburb is a residential area or a mixed use area, either existing as part of a city or urban area or as a separate residential community within commuting distance of a city. In most English-speaking regions, suburban areas are defined in contrast to central or inner city areas, but in Australian English and South African English, "suburb" has become largely synonymous with what is called a "neighborhood" in other countries and the term extends to inner city areas. In some areas, such as Australia, China, New Zealand, the United Kingdom, and a few U.S. states, new suburbs are routinely annexed by adjacent cities. In others, such as Arabia, Canada, France, and much of the United States, many suburbs remain separate municipalities or are governed as part of a larger local government area such as a county., The 1981 CART PPG Indy Car World Series season , the third in the CART era of U.S. open - wheel racing , consisted of 11 races , beginning in Avondale , Arizona on March 22 and concluding at the same location on October 31 . The PPG Indy Car World Series Drivers ' Champion was Rick Mears . Rookie of the Year was Bob Lazier . After the disagreement with the USAC during the previous season , the 65th Indianapolis 500 was not part of the Series , however no competing race was scheduled and most CART teams and drivers did take part ., Subject: 1981 cart ppg indy car world series, Relation: sport, Options: (A) auto racing (B) motorsport (C) spanish (D) sport (E) united kingdom
auto racing