Question: How many middle schools are there in this major school districts in the Kansas City Metropolitan Area that includes Olathe West High School?
Sentence (from "Olathe West High School"): Olathe West High School is a fully accredited public high school located in Olathe, Kansas, United States, serving students in grades 9–11 and expanding to include grades 9–12 for the 2018–2019 school year.
Relevant evidence: No