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