With reference to his reply to question 918 on 11 August 2014, (a) what are the (i) names and (ii) positions of departmental officials who have attended African National Congress study group meetings, (b) what were the dates of those meetings and (c) was there any additional (i) travel, (ii) accommodation or (iii) other costs incurred by his department as a result of these officials attending the study group meetings?