Question: The 2011 Indianapolis motorcycle Grand Prix took place at what racing circuit that is also home of the Indianapolis 500?

full_context: Document 1: 2012 Indian Grand Prix: The 2012 Indian Grand Prix (formally known as the 2012 Formula 1 Airtel Indian Grand Prix) was a Formula One motor race held on 28 October 2012 at the Buddh International Circuit in Greater Noida, Uttar Pradesh, India. The race was the seventeenth round of the 2012 championship, and marked the second running of the Indian Grand Prix.
Document 2: Daytona International Speedway: Daytona International Speedway is a race track in Daytona Beach, Florida, United States. Since opening in 1959, it has been the home of the Daytona 500, the most prestigious race in NASCAR. In addition to NASCAR, the track also hosts races of ARCA, AMA Superbike, USCC, SCCA, and Motocross. The track features multiple layouts including the primary 2.5 mi high-speed tri-oval, a 3.56 mi sports car course, a 2.95 mi motorcycle course, and a 1320 ft karting and motorcycle flat-track. The track's 180 acre infield includes the 29 acre Lake Lloyd, which has hosted powerboat racing. The speedway is owned and operated by International Speedway Corporation.
Document 3: List of Indianapolis 500 winners: The Indianapolis 500 is an automobile race, held annually on the last weekend in May to coincide with Memorial Day. The race is held at the Indianapolis Motor Speedway, located in Speedway, Indiana. The Indianapolis 500 is an open-wheel car race and is currently sanctioned by Indy Racing League LLC, and has been run as an IndyCar Series event since 1996. The Indianapolis 500 is considered one of the most traditional and historical races in the world, and is also considered one of the three most significant motorsport races in the world.
Document 4: 2015 Indianapolis motorcycle Grand Prix: The 2015 Indianapolis motorcycle Grand Prix was the tenth round of the 2015 Grand Prix motorcycle racing season. It was held at the Indianapolis Motor Speedway in Indianapolis on 9 August 2015.
Document 5: 2011 Indy Grand Prix of Sonoma: The 2011 Indy Grand Prix of Sonoma was the seventh running of the Indy Grand Prix of Sonoma and the fourteenth round of the 2011 IndyCar Series season. It took place on Sunday, August 28, 2011. The race contested over 75 laps at the 2.303 mi Infineon Raceway in Sonoma, California. Will Power led 71 of 75 laps, as Team Penske swept 1st–2nd–3rd on the podium. It was the first 1–2–3 finish in an Indycar race for Penske since Nazareth in 1994. Power closed to within 26 points of championship leader Dario Franchitti. Power also closed within 7 points of Franchitti for the "Mario Andretti Road Course Trophy". Simon Pagenaud substituted for Simona de Silvestro after she had complications renewing her visa, and U.S. Customs would not allow her into the country.
Document 6: New Hampshire Motor Speedway: New Hampshire Motor Speedway is a 1.058 mi oval speedway located in Loudon, New Hampshire, which has hosted NASCAR racing annually since the early 1990s, as well as the longest-running motorcycle race in North America, the Loudon Classic. Nicknamed "The Magic Mile", the speedway is often converted into a 1.6 mi road course, which includes much of the oval.
Document 7: Honda Indy Grand Prix of Alabama: The Honda Indy Grand Prix of Alabama is an IndyCar Series race held at Barber Motorsports Park, a 16-turn 2.3 mi road course, in Birmingham, Alabama, United States. Officially announced on July 27, 2009, the inaugural event was on the weekend of April 9–11, 2010. The event is under contract through the 2016 season and under the management of the local group Zoom Motorsports. The venue is designed to allow for nearly 100,000 spectators and will have an estimated economic impact on Greater Birmingham of $30 million.
Document 8: Homestead-Miami Speedway: Homestead-Miami Speedway is a motor racing track located in Homestead, Florida. The track, which has several configurations, has promoted several series of racing, including NASCAR, the Verizon IndyCar Series, The  WeatherTech SportsCar Championship series, and the Championship Cup Series.
Document 9: Indianapolis Motor Speedway: The Indianapolis Motor Speedway is an automobile racing circuit located in Speedway, Indiana, (an enclave suburb of Indianapolis) in the United States. It is the home of the Indianapolis 500 and the Brickyard 400, and formerly the home of the United States Grand Prix. It is located on the corner of 16th Street and Georgetown Road, approximately 6 mi west of Downtown Indianapolis.
Document 10: 2012 Indianapolis motorcycle Grand Prix: The 2012 Indianapolis motorcycle Grand Prix (formally the 2012 Red Bull Indianapolis Grand Prix) was the eleventh round of the 2012 Grand Prix motorcycle racing season. It was held on 19 August 2012 at the Indianapolis Motor Speedway in Indianapolis, Indiana.
Document 11: Firestone Indy 400: The Firestone Indy 400 was an IndyCar Series race held at Michigan International Speedway in Brooklyn, Michigan. The event was most recently held in 2007. From 1981 to 2001, the event was better-known as the Michigan 500, and was held in high prestige. During its heyday of the 1980s, the race was part of Indy car racing's 500-mile "Triple Crown".
Document 12: 2011 Indianapolis motorcycle Grand Prix: The 2011 Indianapolis Grand Prix was the twelfth round of the 2011 Grand Prix motorcycle racing season. It took place on the weekend of August 26–28, 2011 at the Indianapolis Motor Speedway.
Document 13: 2011 Indian Grand Prix: The 2011 Indian Grand Prix, formally the 2011 Formula 1 Airtel Grand Prix of India, was a Formula One motor race that was held on 30 October 2011 at the Buddh International Circuit in Greater Noida, Uttar Pradesh, India. It was the seventeenth round of the 2011 Formula One season and the first Formula One Grand Prix to take place on the Indian subcontinent.
Document 14: 2008 Indianapolis motorcycle Grand Prix: The 2008 Indianapolis motorcycle Grand Prix was the fourteenth round of the 2008 MotoGP Championship. It took place on the weekend of September 12–14, 2008 at the Indianapolis Motor Speedway – the first time the circuit has hosted a major motorcycle racing event since its first year of operation in 1909. As there was a United States Grand Prix at Mazda Raceway Laguna Seca earlier in 2008, this marks the championship's second visit to the USA in 2008, the first time this has ever happened. Unlike the Laguna Seca round, the meeting features the supporting 125cc and 250cc classes, marking their first visit to North America since 1994.
Document 15: 2016 Grand Prix of Indianapolis: The 2016 Grand Prix of Indianapolis, officially known as the 2016 Angie's List Grand Prix of Indianapolis for sponsorship reasons, was the fifth round of the 2016 IndyCar Series season. The race took place over 82 laps on the infield road course at Indianapolis Motor Speedway in Speedway, Indiana. The race also served as part of the festivities surrounding the 2016 Indianapolis 500. The car count for the race slightly increased from other races during the season due to some entries participating in the Indianapolis 500 electing to also run in the Grand Prix.
ground_truth: The Indianapolis Motor Speedway