What do you think is the lid on?
The lid is on the can.
    src        edge_attr  dst
0     0   to the left of    1
1     0               of   13
2     1   to the left of   12
3     1  to the right of    0
4     1  to the right of   13
5     1   to the left of    2
6     2  to the right of    1
7     4  to the right of    5
8     4            below    9
9     5   to the left of    4
10    6               on   10
11    6  to the right of    9
12    8  to the right of   13
13    9     hanging over    4
14    9            above    4
15    9               on   10
16    9   to the left of    6
17   12  to the right of    1
18   12               on    2
19   13   to the left of    8
20   13   to the left of    1