Overview and goal: OGO is a game for two players played on a hexagonal arrangement of hexagonal cells. You will need 5 clear rings and 31 black and 31 white pieces. The goal is to make a four in a row in your color before placing your third ring. Play: One player plays black the other white. The board starts out empty. Black moves first, turns alternate. Place a piece onto an empty cell on the board. When a straight line of three pieces is made; place a ring over one of the three pieces. Pieces with rings are neutral and are not considered when making a four in a row.