What are the mountains in front of?
The mountains are in front of the motorbike.
    src        edge_attr  dst
0     0               on    2
1     0  to the right of    3
2     0   to the left of    1
3     0               of    2
4     1  to the right of    0
5     1  to the right of    3
6     2               on   12
7     2           behind    5
8     3               on    2
9     3   to the left of    0
10    3   to the left of    1
11    4  to the right of    5
12    5   to the left of    4
13    5  to the right of    9
14    5      in front of    2
15    7   to the left of   10
16    7  to the right of   14
17    9   to the left of   13
18    9   to the left of    5
19   10  to the right of    7
20   10               by   12
21   11               of    2
22   13  to the right of    9
23   14               of    2
24   14   to the left of    7