Input (grade 13): The history of Salland goes back to the early Middle Ages, when the four quarters of Oversticht (Salland, Twente, Land van Vollenhove and Drenthe) were acquired by the Prince-Bishopric of Utrecht.
Output (grade 12): The history of Salland goes back to the early Middle Ages, when the four quarters of Oversticht (Salland, Twente, Land van Vollenhove and Drenthe) came together.