Question: The 2009 Coca-Cola 600 was the which number stock car race, of the 2009 NASCAR Sprint Cup Series and the fiftieth iteration of the event, Stock car racing is a form of automobile racing found mainly and most prominently in the United States and Canada, with Australia, New Zealand and Brazil also having forms?

Related documents: [0]  [DOC] Stock car racing is a form of automobile racing found mainly and most prominently in the United States and Canada, with Australia, New Zealand and Brazil also having forms of stock car auto racing. Traditionally, races are run on oval tracks measuring approximately 0.25 to . The world's largest governing body for stock car racing is the American NASCAR, and its Monster Energy NASCAR Cup Series is the premier top level series of professional stock car racing. Top level races typically range between 200 to in length. [END] 
[1]  [DOC] The 2009 Coca-Cola 600 was the twelfth stock car race of the 2009 NASCAR Sprint Cup Series and the fiftieth iteration of the event. It was held on May 25, 2009, at Lowe's Motor Speedway in Concord, North Carolina after being postponed on May 24 because of inclement weather. Scheduled for 400 laps on the 1.5 mi quad-oval, the race was won by David Reutimann after being shortened to 227 laps because of poor weather conditions. Ryan Newman finished second ahead of Robby Gordon, Carl Edwards, and Brian Vickers, who completed the first five positions. [END]  
Answer: twelfth
twelfth