now as a little aside i have to take to task the job done by the chairman of the rules index or the chief executive of the list of pointless and irrelevant words at the back of the book or whatever they are called , for pointless and irrelevant is certainly what it is - you try looking up something when you need it , and maybe , if you are very lucky you may find it about an hour later after following a trail seemingly designed by the same person who laid out the hampton court maze .