Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Change tsar's expression to a mysterious smile. portrait painting of russian tsar with beard wearing monomakh's cap, ultra realistic, concept art, intricate details, eerie, highly detailed, photorealistic, octane render, 8 k, unreal engine. art by artgerm and greg rutkowski and magali villeneuve and alphonse mucha

### Response:
'portrait painting of russian tsar with beard wearing monomakh's cap, ultra realistic, concept art, intricate details, eerie, highly detailed, photorealistic, octane render, 8 k, unreal engine. art by artgerm and greg rutkowski and magali villeneuve and alphonse mucha, tsar with mysterious smile'

### End