TREE           ID PARENT WRAP
aaaa            1      0 qqqqqqqqqqqqqqqqqX
|-bbb           2      1 dddddddddddddX
| |-ee          5      2 dddddddddddddddddddd
| |                      ddddddX
| `-ffff        6      2 jjjjjjjjjjjjjjjjjjjj
|                        jjjjjjjjjjjjjjjjjjjj
|                        jjjjjjjjjX
|-ccccc         3      1 ffffffffffffffffffff
| |                      ffffffffffffffffffff
| |                      X
| `-gggggg      7      3 mmmmmmmmmmmmmmmmmmmX
|   |-hhh       8      7 llllllllllllllllllll
|   | |                  lllllllllllllllllX
|   | `-iiiiii  9      8 yyyyyyyyyyyyyyyyyyyy
|   |                    yyyyyyyyX
|   `-jj       10      7 pppppppppX
`-dddddd        4      1 ssssssssssX
