Do you see bags there?
Yes, there is a bag.
    src        edge_attr  dst
0     0   to the left of    7
1     1   to the left of    3
2     1   to the left of   14
3     2   to the left of    3
4     2               on    1
5     3  to the right of    1
6     3  to the right of   12
7     3  to the right of    2
8     4   to the left of    5
9     5  to the right of    4
10    6               of    3
11    7               of    3
12    7  to the right of    0
13    7  to the right of   12
14    9               of    3
15    9  to the right of   11
16   10  to the right of   12
17   11   to the left of    9
18   12   to the left of   10
19   12   to the left of    7
20   12   to the left of    3
21   14  to the right of    1
22   15               of    3
23   16               on    8