Original: Friesian handball (Dutch: kaatsen, Friesian: Keatsen) is a traditional Friesian sport, related to American handball and fives, that is most commonly practiced by people from the northern province of Fryslân/Friesland.
Simplified: Frisian handball (Dutch: kaatsen, Frisian: Keatsen) is a traditional Frisian sport, related to American handball and fives, that is most commonly practiced by people from the northern province of Fryslân, or Friesland.