BOATPIG Page 152
Remembering your Bureau quotes you gamble all on the answer Chutney, imbuing your response with a confidence you do not feel.
There is a pause, a sigh and the Stav grudgingly concedes that the Bureau do indeed approve of the use of Chutney as both a preventative and curative treatment for rickets. Sadly, from his perspectives, the exact reasoning for this is lost in the mists of time so he is unable to come up with a rational argument against it as there is nothing to argue with.
Either way you have won the challenge and Stav will honour the code, arranging a equine powered dirigible to transport you to the pub in good time.