What is the weather like today, sunny or foggy?
It is foggy.
    src        edge_attr  dst
0     0  to the right of   13
1     1   to the left of   10
2     1             near    7
3     1             near   11
4     2               on    1
5     2             near   11
6     2             near    7
7     2             near    3
8     3             near    2
9     3  to the right of   13
10    7          next to    2
11    7             near    2
12    7             near    1
13    8  to the right of   13
14    9  to the right of   13
15   10  to the right of    1
16   11          next to    2
17   11             near    1
18   13   on the side of    2
19   13   to the left of    9
20   13   to the left of    3
21   13   to the left of    0
22   13   to the left of    8