Scandinavian strategy board game that was popular in the Middle Ages. In Scandinavian society, it was compared to chess. The game has game variants that differ in:-board size: 7, 9, 11, 13-victory conditions: bring the king to the edge or corner of the board.-king encirclement conditions: from two or four sides.-number of attacking (black) and defending (white) pieces. You can play the game with artificial intelligence, with another person on the same device, or with an opponent online in multiplayer mode. The attacking black pieces move first. Then the players move in turn. All pieces move vertically or horizontally up to any number