Where is the mat?
The mat is on the snow.
    src        edge_attr  dst
0     0               on    2
1     0   to the left of    4
2     1  to the right of   13
3     1  to the right of   11
4     1  to the right of    8
5     1  to the right of   12
6     4         watching   12
7     4             near    5
8     4          next to    5
9     4  to the right of    0
10    4  to the right of    9
11    4   to the left of   13
12    5   to the left of   13
13    5  to the right of    9
14    5             near    4
15    5               on    2
16    6            below   14
17    7               on    2
18    8   to the left of    1
19    9   to the left of    5
20    9   to the left of    4
21   10               on    6
22   11   to the left of    1
23   12   to the left of    1
24   13  to the right of    5
25   13   to the left of    1
26   13  to the right of    4