Github user stain commented on the issue: https://github.com/apache/incubator-taverna-language/pull/43 I am having second thoughts here on this "adaptation" workaround.. While CC-BY 3.0 does not put any particular constraints on adaptations, this was [flagged as a concern in 3.0](https://wiki.creativecommons.org/wiki/4.0/Treatment_of_adaptations#Licensing_adaptations) and CC-BY 4.0 closes this "loop hole" by adding terms like > If You Share the Licensed Material (including in modified form), You must: > retain the following if it is supplied by the Licensor with the Licensed Material: > ... > a notice that refers to this Public License; > If You Share Adapted Material You produce, the Adapter's License You apply must not prevent recipients of the Adapted Material from complying with this Public License. However if we shrink the generated code to no longer include the documentation as javadoc, and only contain the vocabulary names from the namespaces, then what little remains from the Original work (just the names) should no longer be copyrightable nor need a CC-BY license. I am making an assumption here that the *collection* of names in a small vocabulary do not constiute [sui generis database rights](https://en.wikipedia.org/wiki/Sui_generis_database_right).. (That would cause problems for anyone referencing larger parts of CC-BY licensed vocabularies, like Jena's [DCTerms](https://github.com/apache/jena/blob/master/jena-core/src/main/java/org/apache/jena/vocabulary/DCTerms.java) class. Perhaps @afs would know - were those generated from https://github.com/apache/jena/tree/master/jena-core/vocabularies ? Seems to [date from 2003](https://svn.apache.org/viewvc?view=revision&revision=1109818)! )
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