 Complete the following phrase:  The Bahrain Grand Prix is usually the third race on the Formula One calendar, apart from the 2006 season, when Bahrain swapped places with the traditional opener, the Australian Grand Prix, which was pushed back to avoid a clash with the Commonwealth Games. In , Bahrain was moved to the fourth race. For the season Bahrain was again the season opener and Formula One cars drove the full Endurance Circuit to celebrate F1s diamond jubilee. For 2011 however F1 was set to return to racing on the original layout used between 2004 and 2009. The race was postponed and finally cancelled due to protests in the country but F1 returned to the track for the 