Is any keyboard visible there?
No, there are no keyboards.
    src        edge_attr  dst
0     0   to the left of    2
1     2       sitting on    8
2     2       sitting in    8
3     2  to the right of    5
4     2  to the right of    7
5     2  to the right of    0
6     2   to the left of    3
7     3  to the right of    2
8     4  to the right of    7
9     5   to the left of    2
10    5               of    2
11    6  to the right of    7
12    7   to the left of    6
13    7       sitting on    8
14    7   to the left of    2
15    7   to the left of    4