what is pass means? Pass meaning 2 players agree to make a pass, not one pass and one keep put on the stone. when to make a pass? Pass : when 2 players can not put more stones or reduce one another territories. what are dead stones mean? Dead Stones meaning the stones that can not make 2 eyes to live in the territories, if still keep put more stone,will be lose more, they are dead. What is mark dead stones mean? Mark Dead Stones meaning to take the dead stones in the territories out of Go board,(real Go board). online Go board, click the dead stones is to mark them out. When to mark dead stones? Right after each players' pass, first pass is first to make mark dead stones. if no dead stone in territories, just pass to other player to mark dead stones. End Game after all passes and mark dead stones, the end game will show who is win or lose and a draw. NOTE TO ALL PLAYERS 1-in FoD Go, players can cheat pass and mark dead stones. 2-who do not mark dead stones in the territories, the end game result will not count in territories. NO CHEAT Go Board Game is a respectful game to each other, so no cheat please. Respect other as well as Respect yourself.