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