What is the color of the lips?
The lips are brown.
    src        edge_attr  dst
0     0  to the right of   20
1     0  to the right of   10
2     0  to the right of    4
3     1  to the right of   19
4     1               of   18
..  ...              ...  ...
63   22   to the left of   21
64   24           behind   18
65   25  to the right of   18
66   25   to the left of    5
67   25  to the right of    6

[68 rows x 3 columns]