Complex sentence: These provinces will be formed by grouping the existing List of districts of district has local units, including four metropolises, 13 sub-metropolises, 246 municipal councils and 481 village councils.
Split into simpler sentences: These provinces will be formed by grouping the existing districts. Each district has local units has local units, including four metropolises, 13 sub-metropolises, 246 municipal councils and 481 village councils.