Complex sentence: As with the rest of the governorates, neither the borders nor internal subdivisions of Ingermanland Governorate were defined; instead, the territory was defined as a set of cities and the lands adjacent to those cities.
Split into simpler sentences: As with the rest of the governorates, the description of Ingermandland Governorate's borders was not given. Instead, the territory was defined as a set of cities and the lands adjacent to those cities.