Are there either black pans or plates?
Yes, there is a black pan.
    src        edge_attr  dst
0     1               on   13
1     2  to the right of    6
2     3   to the left of    5
3     4  to the right of    7
4     4   to the left of    8
5     4  to the right of    9
6     4               on   16
7     4  to the right of   15
8     5               on   13
9     5  to the right of   10
10    5  to the right of    3
11    6  to the right of   15
12    6   to the left of    8
13    6   to the left of    2
14    7   to the left of    4
15    7   to the left of   16
16    8  to the right of    4
17    8  to the right of    6
18    8               on   16
19    9   to the left of    4
20    9   to the left of   16
21   10   to the left of    5
22   11               in    0
23   14  to the right of   15
24   15   to the left of    4
25   15   to the left of    6
26   15   to the left of   14
27   15   to the left of   16
28   15               at   13
29   16  to the right of    9
30   16  to the right of   15
31   16  to the right of    7