Which happened first, the Battle of Mezokeresztes or the war between Wallachia and the Ottomans?
return the  Battle of Mezokeresztes ;return the  war between Wallachia and  the   Ottomans ;return when  was  #1 ;return when  was  #2 ;return which is lowest of #3 ,  #4
['select', 'select', 'project', 'project', 'comparison']