Which kind of furniture is the pen on?
The pen is on the bed.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of   14
2     1          wearing    2
3     3  to the right of    0
4     3  to the right of   15
5     3  to the right of    7
6     3  to the right of   13
7     3  to the right of   12
8     4  to the right of    8
9     4  to the right of   12
10    4  to the right of   15
11    4               on    6
12    4               on   10
13    4   to the left of   14
14    7   to the left of    3
15    8               on   12
16    8   to the left of    4
17    8               on   15
18    9  to the right of   13
19   12   to the left of   14
20   12   to the left of    4
21   12   to the left of    3
22   13   to the left of    3
23   13               on    0
24   13   to the left of    9
25   14               on    6
26   14  to the right of   15
27   14  to the right of   12
28   14  to the right of    0
29   14  to the right of    4
30   15   to the left of    4
31   15   to the left of    3
32   15   to the left of   14