OSAWATOMIE, Kan. — In a long-awaited decision, the Kansas Supreme Court on Friday ruled that state lawmakers created “unconstitutional” and “unreasonable wealth-based disparities” by withholding certain state aid payments to public schools.

While the legal battle leading up to the decision has been a four-year slog since the lawsuit’s initial filing in 2010, much of Friday’s ruling boiled down to the court’s interpretation of what is considered equitable and adequate education funding.

Read the full court decision here.