Generate a more complex version of this sentence California's 12th congressional district is a congressional district in the U.S. state of California. (District kongres nomer 12 ing California yaiku distrik kongres ing negara bagian California).
Mesthi, versi sing luwih rumit saka ukara kasebut yaiku "Distrik kongres kaping 12 California minangka distrik kongres ing negara bagian California AS sing ana ing kutha San Francisco. "