How many more Russians were deafeated than Prussians in 1759?
return Russians ;return Prussians ;return #1 that were deafeated in  1759 ;return #2 that were deafeated in  1759 ;return number of  #3 ;return number of  #4 ;return the  difference of #5 and  #6
['select', 'select', 'filter', 'filter', 'aggregate', 'aggregate', 'arithmetic']