Chain

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