Do the placemat and the tag have a different colors?
Yes, the placemat is blue and the tag is white.
    src        edge_attr  dst
0     0  to the right of   13
1     2   to the left of   10
2     2   to the left of    9
3     2  to the right of   13
4     3   to the left of    9
5     3   to the left of    8
6     3   to the left of   12
7     4  to the right of   10
8     5  to the right of    6
9     6   to the left of    5
10    8               on   12
11    8  to the right of    3
12    9  to the right of    2
13    9  to the right of    3
14   10  to the right of    2
15   10   to the left of    4
16   10               on    1
17   11  to the right of   14
18   12  to the right of    3
19   13   to the left of    0
20   13   to the left of    2
21   14   to the left of   11