Are there any bottles?
No, there are no bottles.
     src        edge_attr  dst
0      0  to the right of    6
1      0  to the right of    5
2      0   to the left of   26
3      1  to the right of   26
4      2  to the right of    5
..   ...              ...  ...
98    29  to the right of   26
99    30   to the left of   16
100   30   to the left of    8
101   30   to the left of   11
102   30   to the left of    7

[103 rows x 3 columns]