What event happened first, the Qing dynasty was overthrown, or the creation of the position "Head of British Mission Lhasa".
return Qing dynasty was  overthrown ;return creation of the  population Head of  British Mission Lhasa ;return when  was  #1 ;return when  was  #2 ;return which is lowest of #3 ,  #4
['select', 'select', 'project', 'project', 'comparison']