Table:
text: 2011 British GT season
Calendar
Calendar
Round Circuit Date_ Length_ Pole_Position GT3_Winner GT4_Winner
6 Spa-Francorchamps 9 July 60 mins David Ashburn Richard Westbrook Duncan Cameron Matt Griffin Phil Glew Ollie Jackson
7 Rockingham 4 September 60 mins No. 23 United Autosports No. 7 Beechdean Motorsport No. 50 Scuderia Vittoria
7 Rockingham 4 September 60 mins Matt Bell Michael Guasch Jonathan Adam Andrew Howard Dan Denis David McDonald
8 Rockingham 4 September 60 mins No. 2 Trackspeed No. 11 CRS Racing No. 50 Scuderia Vittoria
8 Rockingham 4 September 60 mins Tim Bridgman Gregor Fisken Alex Mortimer Andrew Tate Dan Denis David McDonald
9 Donington Park 25 September 180 mins No. 1 Trackspeed No. 5 Scuderia Vittoria No. 48 Lotus Sport UK

Question: If Tim Bridgman is Gregor Fisken on pole position in the 2011 British GT season, who is the GT3 winner?