*  *     *  *     *  *     *        *  
      *   *   *   *     *  *   **         *  
      *    * *    *     *  * **           *  
      *     *     *  *  *  **             *  
      *     *     * * * *  * **           *  
*     *     *     **   **  *   **   *     *  
 *****      *     *     *  *     *   *****