What shape is the white plate?
The plate is square.
    src        edge_attr  dst
0     0        on top of   11
1     0   to the left of    9
2     1               on    7
3     1   to the left of    8
4     2   to the left of    9
5     3               on    7
6     3   to the left of    8
7     4  to the right of    6
8     4             with   11
9     4               on    7
10    4   to the left of    9
11    4             near    9
12    5   to the left of    9
13    6   to the left of    4
14    8               on    7
15    8  to the right of    1
16    8               on   10
17    8  to the right of    3
18    9  to the right of    4
19    9  to the right of    0
20    9  to the right of    2
21    9          next to    4
22    9  to the right of   11
23    9  to the right of    5
24    9  to the right of   12
25   11             with   12
26   11   to the left of    9
27   11             with    0
28   11               on    4
29   12   to the left of    9
30   12               on   11
31   12       covered in    5