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