Which place could this be?
It is a stadium.
    src        edge_attr  dst
0     0  to the right of   11
1     0  to the right of    2
2     1   to the left of    8
3     1   to the left of    5
4     1  to the right of    6
5     1   to the left of    9
6     2   to the left of    0
7     3  to the right of   10
8     3   to the left of   13
9     4  to the right of    6
10    4   to the left of    5
11    4   to the left of    8
12    5  to the right of    6
13    5  to the right of   11
14    5  to the right of    4
15    5  to the right of    1
16    6   to the left of    4
17    6   to the left of    5
18    6   to the left of    8
19    6   to the left of    1
20    8  to the right of    6
21    8  to the right of   11
22    8  to the right of    1
23    8  to the right of    4
24    9  to the right of    1
25    9  to the right of   11
26   10   to the left of    3
27   10   to the left of   13
28   10  to the right of   14
29   11   to the left of    0
30   11   to the left of    5
31   11   to the left of   13
32   11   to the left of    9
33   11   to the left of    8
34   11               on   12
35   13  to the right of   10
36   13  to the right of    3
37   13  to the right of   11
38   13  to the right of   14
39   14   to the left of   13
40   14   to the left of   10