Is the sky gray and overcast?
No, the sky is overcast but dark.
     src        edge_attr  dst
0      0  to the right of   12
1      0  to the right of   10
2      0  to the right of   22
3      0  to the right of   19
4      1   to the left of    9
..   ...              ...  ...
102   22  to the right of    4
103   22          wearing   14
104   22  to the right of    6
105   22          wearing   10
106   22   to the left of    0

[107 rows x 3 columns]