What is vs pace siyah?

As an AI language model, I could not find any specific information about "vs pace siyah." However, I can tell you that "Siyah" is the Turkish word for black, and "vs" might refer to the term "versus," which means "against" or "competing with." It is possible that "vs pace siyah" is a phrase used to refer to a comparison or competition between two black items or entities.