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