Dear Doug,
Pat has not picked this up, so I will take the liberty of answering for him
on this.  (01)
> 
> Do the URIs .../PresidentOfIreland and .../KingOfNorway refer to the same
> thing in every context? Or would you disallow such URIs for individuals?  (02) 
The PresidentOfIreleand and the KingOfNorway are individuals that at
different times are co-extensional with states of different people. They may
also go through periods of non-existence. This is what you find when you
draw the 4D map for them.  (03)
Regards  (04)
Matthew West 
Information Junction
Tel: +44 1489 880185
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Skype: dr.matthew.west
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http://www.informationjunction.co.uk/
http://www.matthew-west.org.uk/  (05)
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