name the office holder whose predecessor is herbert gladstone and successor is laming worthington-evans ?
SELECT DISTINCT var_uri where brack_open var_uri dbp_predecessor dbr_Herbert_Gladstone,_1st_Viscount_Gladstone sep_dot var_uri dbp_successor dbr_Laming_Worthington-Evans sep_dot var_uri a dbo_OfficeHolder brack_close