Yoma 12a and Yoma 12b, what buildings count as owned privately to be susceptible to tzara’at, such as synagogues in large or small cities, to whom Jerusalem belonged, and how the substitute Kohen Gadol would or would not step in on Yom Kippur if something happened to the usual Kohen Gadol, a debate that revolves around the similarity of the belt of a regular kohen to a Kohen Gadol.
