Simplify the following text for a Grade 4 native English-speaking person.
Original: There are two primary public school districts in the city of Muskogee : Muskogee Public Schools , which include the vast majority of the city limits and a large portion of Muskogee County , and Hilldale Public Schools , which covers a small southern portion of the city limits and some parts of the County south of Muskogee .
Simplified: Muskogee is a city of Oklahoma in the United States . It is the county seat of Muskogee County .