Did the Battle of Bakhmach happen before or after the defeat of the Austro-Hungarian army in Zborov?
return the  Battle of Bakhmach ;return the  defeat of the   Austro-Hungarian army in  Zborov ;return when  was  #1 ;return when  was  #2 ;return if #3 is lower than #4 ;return if #3 is higher than #4 ;return which is true of #5 ,  #6
['select', 'select', 'project', 'project', 'boolean', 'boolean', 'comparison']