N?u ??i th? là m?t ng??i ch?i thi?u kinh nghi?m thì r?t có th? h? s? b?t ??u n??c ?i ??u tiên ? biên.In the event your opponent places their third O to block your successful go (creating a X-X-O diagonal). Then make your next go by putting your X into An additional corner sq., enabling you to block your opponent and create a double diagonal. T