you play chess and make use of your intelligence to win the game. In this game, you have to decrease the chess pieces from 11 to 0. In order to win the game, you must obey the order as follow; you must see one chess piece as major chess piece and the others which are next to it as a bridge. The rule make effect on the condition of that there is a spare space on the other side of the bridge. When you move the major chess piece, you will find the major chess piece transferred to the spare space and the chess piece saw as bridge vanish. You should repeat the method for several times until you decrease the entire chess piece. The game is not easy to win. If you start it randomly, you can’t decrease all the chess pieces. Then, you are out.