x x

Vecāki

Brāļi/māsas

Senči līdz 5.. paaudzei

                   +---- x x
              +---- x x
              |    +---- x x
         +---- x x
         |    |    +---- x x
         |    +---- x x
         |         +---- x x
    +---- x x
    |    +---- x x
==== x x
    |    +---- x x
    +---- x x
         +---- x x