_____________              _____________              _____________          _____
|             |            |             |            |             |        |     |
|     972     |    --->    |     237     |    ....    |     333     |        |  K  |
|_____________|            |_____________|            |_____________|        |_____|

                                        nr_fr(nn)(nn)_dag(nn)s..-->
 
                               302616