What is the minimu weight of the car with 8 cylinders produced in 1974?
return car ;return cylinder ;return number of  #2 for each  #1 ;return #1 where #3 is  8 ;return #4 produced in 1974 ;return weight of  #5 ;return minimu of  #6
['select', 'select', 'group', 'comparative', 'filter', 'project', 'project']