Kate - I had the same problem when trying to come to grips with xlink. Made my head hurt.
From: Encoded Archival Description List [mailto:[log in to unmask]] On Behalf Of Bowers, Kate A.
Sent: Monday, April 21, 2014 6:02 PM
> I went into the xlink weeds a bit trying to figure out what arcrole and
> the like were for and ended up worse off.