Question: The 2012 British GT Championship was won by a car that was first introduced in what year?

Related documents: [0]  [DOC] The 2012 Avon Tyres British GT season was the 20th season of the British GT Championship. The season began on 9 April at Oulton Park and finished on 30 September at Donington Park, after ten rounds held over seven meetings. Motorbase Performance drivers Michael Caine and Daniele Perfetti won the GT3 category in a Porsche 997 GT3-R, Team WFR's Jody Fanin and Warren Hughes won the GT4 championship driving a Ginetta G50, while Ryan Hooker and Gary Eastwood took the GTC title in a Ferrari 458 Challenge driving for FF Corse. [END] 
[1]  [DOC] The Porsche 911 GT3 is a high performance version of the Porsche 911 sports car primarily intended for racing. It is a line of high-performance models, which began with the 1973 911 Carrera RS. The GT3, introduced in 1999, is named after the Fédération Internationale de l'Automobile (FIA) Group GT3 class, created in 2005, in which it was designed to compete. [END]  
Answer: 1999
1999