funny gobang rule
(1) on both sides of a piece.
(2) the empty board start.
(3) first black, white, alternating time, each only a son.
(4) in the blank chessmen chessboard, chess set, do not move to other points, shall not be removed from the board or to pick up another fall elsewhere.
(5) the first pieces of board can be in any point of intersection.
(6) take turns suddenly is both right, but allow any party to give up all rights (i.e.: PASS right).