What type of furniture is to the left of the container the extinguisher is in?
The piece of furniture is a bookshelf.
    src        edge_attr  dst
0     0   to the left of    4
1     0   to the left of    8
2     0          full of    1
3     0   to the left of   10
4     1  to the right of    5
5     1   to the left of    8
6     3               on    4
7     4  to the right of    0
8     4  to the right of    5
9     5               on    0
10    5   to the left of    1
11    5   to the left of    4
12    7               on   12
13    8  to the right of    0
14    8               in   10
15    8  to the right of    1
16    9               on   12
17   10  to the right of    0