What event happened first, the conclusion of the contract with Henry III, or the agreement where they sold Hainchen Castle to the Count?
return the  conclusion of the   contract with Henry III ;return the  agreement where they sold Hainchen Castle to the   Count ;return when  was  #1 ;return when  was  #2 ;return which is the  lowest of #3 ,  #4
['select', 'select', 'project', 'project', 'comparison']