x x

Parents

Half-siblings

On x x 's side

Ancestry

The great-grandparents

 x x   x x   x x   x x       x x   x x
|
8		   |
9		   |
10		   |
11		     |
14		   |
15
 
   
|   |     |

The grandparents

 x x   x x   x x   x x
|
4		   |
5		   |
6		   |
7
 
|   |

The parents

 x x   x x
|
2		   |
3
|
  x x