What does the vase contain?
The vase contains plant.
     src        edge_attr  dst
0      0          contain   11
1      0               on    7
2      0   to the left of   13
3      0   to the left of   14
4      0   to the left of   15
..   ...              ...  ...
103   15  to the right of    6
104   15  to the right of    0
105   15  to the right of    1
106   16   to the left of   15
107   16   to the left of   13

[108 rows x 3 columns]