Are there mattresses or safety vests?
No, there are no safety vests or mattresses.
    src        edge_attr  dst
0     0          wearing   18
1     0         throwing   20
2     0     playing with   20
3     0  to the right of    3
4     0  to the right of   20
5     0  to the right of   17
6     0  to the right of    4
7     0  to the right of   15
8     0  to the right of   13
9     0  to the right of    9
10    0  to the right of    6
11    1  to the right of   17
12    1  to the right of   13
13    1  to the right of    8
14    3   to the left of   12
15    3   to the left of   19
16    3   to the left of    0
17    4   to the left of   19
18    4   to the left of    0
19    4   to the left of   15
20    6   to the left of   18
21    6   to the left of    0
22    8   to the left of    1
23    9   to the left of    0
24    9  to the right of   13
25    9   to the left of   19
26   11   to the left of   13
27   12  to the right of   13
28   12  to the right of    3
29   12  to the right of   17
30   13   to the left of    0
31   13   to the left of    1
32   13  to the right of   11
33   13   to the left of   19
34   13   to the left of    9
35   13   to the left of   12
36   14  to the right of   15
37   15   to the left of   14
38   15   to the left of   19
39   15  to the right of    4
40   15   to the left of    0
41   17   to the left of    0
42   17   to the left of    1
43   17   to the left of   19
44   17   to the left of   12
45   17         throwing   20
46   17          wearing    3
47   17          wearing    9
48   17               on    5
49   18  to the right of    6
50   18  to the right of   20
51   19  to the right of    4
52   19  to the right of   13
53   19  to the right of   15
54   19  to the right of    9
55   19  to the right of    3
56   19  to the right of   17
57   20   to the left of   18
58   20               in    6
59   20   to the left of    0