org.apache.taverna.server.usagerecord.xml.urf classes are
derivate work from Open Grid Forum (OGF) Documents
https://www.ogf.org/documents/GFD.98.pdf
http://schemas.ogf.org/urf/2003/09/url

Copyright notice of the original OGF document:

      Usage Record Working Group XML Schema definition (GFD.98)

      Copyright (C) Open Grid Forum (2006-2007). All Rights Reserved.

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