By way of example with ref. to the 'challenge', the following Link shows
what I consider to be the 'prefect' round. (All this resulted from a technical
question to an Ind. colleague!).
_http://uk.youtube.com/watch?v=9DmUitYmxIM&feature=related_
(http://uk.youtube.com/watch?v=9DmUitYmxIM&feature=related)
Regards, Bernard
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