Complex sentence: The Nevada-California-Oregon Railway Co. General Office Building, commonly known as the N.C.O. Building, is a historic site in Alturas, California, listed on the National Register of Historic Places.
Split into simpler sentences: The Nevada-California-Oregon Railway Co. General Office Building, commonly known as the N.C.O. Building, is a historic site in Alturas, California. It is listed on the National Register of Historic Places.