OE supports this in that it roundtrips the axioms.

CL: note that like many ontologies we provide a basic version:

Which has this removed.

On Thu, Oct 31, 2013 at 12:42 AM, Erick Antezana <> wrote:

I have seen that the Cell Type ontology makes use of the following tag in its header:

   owl-axioms: Prefix(owl:=...

What's the purpose of this new tag? will it end up in the OBO spec at some point?

I find that the particular example of the CL ontology introduces too much "noise" into the file ... 

Does OBO-Edit support it?


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