What is the sign hanging from?
The sign is hanging from the ceiling.
     src        edge_attr  dst
0      0   to the left of   23
1      0   to the left of    7
2      0   to the left of    4
3      0   to the left of   10
4      0   to the left of   16
..   ...              ...  ...
270   28  to the right of   18
271   28  to the right of   27
272   28  to the right of   20
273   28  to the right of   23
274   28  to the right of    4

[275 rows x 3 columns]