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