Are there any numbers?
No, there are no numbers.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    1
2     1             near    5
3     1  to the right of    0
4     2   to the left of    9
5     2   to the left of    8
6     5             near    1
7     5  to the right of    0
8     6   to the left of    9
9     6  to the right of   10
10    6   to the left of    8
11    7   to the left of    8
12    7   to the left of    9
13    7               in    3
14    8  to the right of    6
15    8  to the right of    2
16    8  to the right of   10
17    8  to the right of    7
18    9  to the right of    6
19    9  to the right of    2
20    9  to the right of   10
21    9  to the right of    7
22   10   to the left of    6
23   10   to the left of    9
24   10   to the left of    8
25   11         boarding    1