Are there any pens inside the coffee mug?
No, there is a toothbrush inside the coffee mug.
    src        edge_attr  dst
0     1   to the left of    8
1     2       hanging on   13
2     2   to the left of   10
3     2   to the left of    5
4     2   to the left of    6
5     2               on   13
6     3        on top of   12
7     4   to the left of    9
8     4   to the left of   10
9     4  to the right of    7
10    4               in    1
11    4   to the left of    8
12    5   to the left of   10
13    5  to the right of    2
14    5  to the right of    7
15    5   to the left of    9
16    5               in    1
17    6  to the right of    7
18    6  to the right of    2
19    6   to the left of   10
20    6   to the left of    8
21    6   to the left of    9
22    6               in    1
23    7   to the left of   10
24    7   to the left of    9
25    7   to the left of    8
26    7   to the left of    4
27    7   to the left of    6
28    7   to the left of    5
29    7               in    1
30    8  to the right of    4
31    8           inside    1
32    8  to the right of   11
33    8  to the right of    7
34    8  to the right of    6
35    8  to the right of    1
36    9           inside    1
37    9  to the right of    6
38    9  to the right of    5
39    9  to the right of   11
40    9  to the right of   10
41    9  to the right of    4
42    9  to the right of    7
43   10  to the right of    4
44   10           inside    1
45   10  to the right of    2
46   10  to the right of    5
47   10   to the left of    9
48   10  to the right of   11
49   10  to the right of    6
50   10  to the right of    7
51   11           inside    1
52   11   to the left of    8
53   11               in    1
54   11   to the left of   10
55   11   to the left of    9