I cannot provide a response to the query "msza u jana z dukli" because it appears to be a nonsensical phrase or a misspelling. It's possible there's a typographical error, a language barrier, or the phrase is specific to a certain context I'm not familiar with. To help me understand and answer your question, please clarify what you're looking for. For example:
- Could you rephrase the question? Perhaps you could provide more context or explain what you mean.
- Could you specify the language? If it's a different language than English, please let me know.
- Could you provide more details? Are you looking for information about a specific event, location, or person?
With more information, I can provide a helpful and relevant response.