What color is the coat the person is wearing?
The coat is black.
     src        edge_attr  dst
0      1   to the left of   11
1      1  to the right of    5
2      1   to the left of   16
3      1   to the left of   12
4      1               by    0
..   ...              ...  ...
103   19  to the right of    5
104   19   to the left of    2
105   19  to the right of    1
106   19               by   20
107   19   to the left of   16

[108 rows x 3 columns]