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