Which happened first, the Treaty of Polanów or Jan Kunowski wrote a series of poems dedicated to his late patron?
return the  Treaty of Polanów ;return Jan Kunowski wrote a series of poems dedicated to his late patron ;return when  was  #1 ;return when  was  #2 ;return which is lowest of #3 ,  #4
['select', 'select', 'project', 'project', 'comparison']