Are there mouse pads or shelves in the image?
Yes, there is a mouse pad.
    src        edge_attr  dst
0     0             near    1
1     0             near    8
2     0   to the left of    8
3     0   to the left of    5
4     0  to the right of    6
5     0   to the left of    9
6     1          next to    0
7     2  to the right of    7
8     4  to the right of    7
9     5  to the right of    0
10    6   to the left of    0
11    6   to the left of    9
12    7   to the left of    2
13    7   to the left of    4
14    8          next to    0
15    8  to the right of    0
16    8             near    0
17    9  to the right of    6
18    9  to the right of    0
19   12               on   11