          \     *         H     /
|                       \                   /
|                        \    *       *    /
|                         \               /
|                          \   *     *   /
|                           \           /
|                            \  *   *  /
|                             \       /
|                              \ * * /
|                               \   /
|                                \*/
|                                 o
|                          