Is this a couch or a table?
This is a table.
    src        edge_attr  dst
0     1   to the left of    9
1     1   to the left of    4
2     1   to the left of    6
3     4  to the right of    6
4     4  to the right of    1
5     6   to the left of    9
6     6   to the left of    4
7     6  to the right of    1
8     8               on    7
9     8   to the left of   11
10    8   to the left of   10
11    9  to the right of    6
12    9  to the right of    1
13   10               on    0
14   10  to the right of    8
15   11  to the right of    8