How many more civilians than military personnel died in the Soviet Union during the war?
return the  war ;return civilians that died in  the  Soviet Union of #1 ;return military personnel that died in  the  Soviet Union of #1 ;return number of  #2 ;return number of  #3 ;return the  difference of #4 and  #5
['select', 'project', 'project', 'aggregate', 'aggregate', 'arithmetic']