On which side of the image is the boar?
The boar is on the left of the image.
    src        edge_attr  dst
0     1  to the right of    4
1     2   to the left of    6
2     2   to the left of    8
3     4   to the left of    7
4     4   to the left of    1
5     6  to the right of    2
6     6               of    1
7     6  to the right of    7
8     6               of    4
9     6  to the right of    8
10    7               of    4
11    7  to the right of    4
12    7   to the left of    6
13    7   to the left of    8
14    8  to the right of    2
15    8   to the left of    6
16    8  to the right of    7