Is this a hamburger or a sandwich?
This is a hamburger.
    src       edge_attr  dst
0     0           below   14
1     0  to the left of    4
2     0  to the left of    2
3     0      underneath   14
4     1  to the left of    2
..  ...             ...  ...
60   15  to the left of    1
61   16           above    4
62   16  to the left of    2
63   16  to the left of    5
64   16  to the left of    4

[65 rows x 3 columns]