Whether (a) he and/or (b) his Deputy Minister undertook any overseas trips from 1 April 2015 up to the latest specified date for which information is available; if so, in each case, what was the (i)(aa) destination, (bb) purpose, (cc) programme and (dd) outcome of each of the specified trips, (ii)(aa) name and (bb) job title of each person who was part of the delegation, and (iii) detailed breakdown of all costs incurred?