name the person whose mother name is anna zofia sapieha and has a son named adam ludwik czartoryski ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_parent dbr_Anna_Zofia_Sapieha sep_dot var_uri dbo_child dbr_Adam_Ludwik_Czartoryski sep_dot var_uri a dbo_Person brack_close