question: The 2009 FIA GT Zolder 2 Hours is the eighth and final round of what world championship sports car racing series developed by the SRO Group and regulated by the Fédération Internationale de l'Automobile (FIA), held from 2010 to 2012?
answer: FIA GT1 World Championship
context: Title: FIA GT Championship
  Passage: The FIA GT Championship was a sports car racing series organized by the Stéphane Ratel Organisation (SRO) at the behest of the Fédération Internationale de l'Automobile (FIA).  The championship was mostly concentrated in Europe, but throughout the years has visited other continents including Asia and South America.  At the end of 2009, the championship was replaced by the FIA GT1 World Championship, which morphed into the FIA GT Series for 2013.
  Title: 2009 FIA GT Zolder 2 Hours
  Passage: The 2009 FIA GT Zolder 2 Hours is the eighth and final round of the 2009 FIA GT Championship season.  It took place at Zolder, Belgium on 25 October 2009.  It was also the final race held under the FIA GT Championship banner before the introduction of the FIA GT1 World Championship and FIA GT2 European Championship in 2010.
  Title: 2010 FIA GT1 World Championship
  Passage: The 2010 FIA GT1 World Championship season was the debut season of the FIA GT1 World Championship, a motor racing competition reserved for FIA GT1 cars.  The championship was a replacement for the FIA GT Championship which was held from 1997 to 2009.  It was the first sports car racing series to be sanctioned by the Fédération Internationale de l'Automobile (FIA) as a World Championship since the demise of the World Sportscar Championship at the end of the 1992 season.
  Title: Blancpain GT Series Sprint Cup
  Passage: The Blancpain GT Series Sprint Cup, formerly the FIA GT Series in 2013 and the Blancpain Sprint Series in 2014 and 2015, is a sports car racing series organized by the Stéphane Ratel Organisation (SRO) with the approval of the Fédération Internationale de l'Automobile (FIA).  The championship is mostly concentrated in Europe, but will visit other continents including Asia.  The series continues the sprint format for GT-cars carried out by the defunct FIA GT1 World Championship.
  Title: FIA GT1 World Championship
  Passage: The FIA GT1 World Championship was a world championship sports car racing series developed by the SRO Group and regulated by the Fédération Internationale de l'Automobile (FIA), held from 2010 to 2012.  It featured multiple grand tourer race cars based on production road cars and conforming with the GT1 (2010–2011) and GT3 (2012) regulations competing in one-hour races on multiple continents.  All cars were performance balanced with weight and restrictor adjustments to artificially equalise their performance.  Championships were awarded each season for drivers and teams.
  Title: FIA GT3 European Championship
  Passage: The FIA GT3 European Championship was a sports car racing series organized by the Stéphane Ratel Organisation (SRO) and regulated by the Fédération Internationale de l'Automobile (FIA).  It was a championship derived from the international FIA GT1 World Championship, but meant to provide competition for more amateur racers in closer to production cars.  The series used extensive performance balancing and handicap weights to make cars more equal.
citations: FIA GT1 World Championship 2009 FIA GT Zolder 2 Hours