Clarify OGF license via derivation
This closes #2
This closes #3
This closes #4
diff --git a/NOTICE b/NOTICE
index e534aea..70207fd 100644
--- a/NOTICE
+++ b/NOTICE
@@ -9,7 +9,9 @@
These have been licensed to the Apache Software Foundation under a software grant.
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-taverna-server-usagerecord/src/main/xsd/urf.xsd
+org.apache.taverna.server.usagerecord.xml.urf classes are
+derived from https://www.ogf.org/documents/GFD.98.pdf
+and http://schemas.ogf.org/urf/2003/09/url
Usage Record Working Group XML Schema definition (GFD.98)
