Is the fire extinguisher on the right side of the image?
No, the fire extinguisher is on the left of the image.
    src        edge_attr  dst
0     0  to the right of    3
1     0  to the right of    2
2     1  to the right of    2
3     1  to the right of   12
4     2   to the left of    1
5     2   to the left of    0
6     3   to the left of    0
7     7   to the left of   14
8     8   to the left of   10
9     8       walking up    7
10   10  to the right of    8
11   11  to the right of   14
12   12   to the left of    1
13   12   to the left of   13
14   13  to the right of   12
15   14   to the left of   11
16   14  to the right of    7