list the people who were the first one to climb a mountain in wrangell-st . elias national park and preserve ?
SELECT DISTINCT var_uri where brack_open var_x dbo_locatedInArea dbr_Wrangell-St._Elias_National_Park_and_Preserve sep_dot var_x dbo_firstAscentPerson var_uri sep_dot var_x a dbo_Mountain brack_close