(1) If a party has access to information which is not reasonably available to the other party, the court may order that party —
(a) to arrange for an expert witness to prepare a report on any matter;
(b) if appropriate, to arrange for an examination to be carried out in relation to that matter; and
(c) to file the report and serve a copy on any other party.
(2) The court's powers under this rule may be exercised only on the application of a party.