Are there both grass and sand in the photograph?
Yes, there are both sand and grass.
     src        edge_attr  dst
0      0  to the right of   14
1      0   to the left of   10
2      0  to the right of   13
3      0  to the right of   12
4      1   to the left of    4
..   ...              ...  ...
115   25   to the left of   10
116   26  to the right of   11
117   26  to the right of   10
118   26               in   15
119   26  to the right of   18

[120 rows x 3 columns]