Are there both plates and mushrooms in the picture?
Yes, there are both mushrooms and a plate.
    src        edge_attr  dst
0     0  to the right of   15
1     0  to the right of    7
2     0  to the right of   16
3     1   to the left of   16
4     1   to the left of   15
5     1   to the left of    3
6     2  to the right of   10
7     2  to the right of    6
8     2   to the left of   17
9     3  to the right of   13
10    3  to the right of    1
11    6   to the left of    2
12    6   to the left of   17
13    6  to the right of   10
14    7   to the left of    0
15    8  to the right of   17
16    8   to the left of   19
17    9  to the right of   10
18   10   to the left of    9
19   10   to the left of    2
20   10   to the left of   18
21   10   to the left of    6
22   10   to the left of   17
23   10   to the left of   12
24   12  to the right of   13
25   12  to the right of   10
26   13               of    7
27   13   to the left of   12
28   13   to the left of   15
29   13   to the left of    3
30   13   to the left of   16
31   15   to the left of    0
32   15  to the right of    1
33   15  to the right of   13
34   16  to the right of   13
35   16  to the right of    1
36   16   to the left of    0
37   17  to the right of    6
38   17   to the left of    8
39   17  to the right of    2
40   17  to the right of   10
41   17   to the left of   19
42   18  to the right of   10
43   19  to the right of    8
44   19  to the right of   17