who is office holder of constituencies <nominated members of seanad éireann ?
SELECT DISTINCT var_uri where brack_open var_uri dbp_constituency dbr_Nominated_members_of_Seanad_Éireann sep_dot var_uri dbp_constituency dbr_Nominated_members_of_Seanad_Éireann sep_dot var_uri a dbo_OfficeHolder brack_close