On which side is the life vest?
The life vest is on the right of the image.
    src        edge_attr  dst
0     2  to the right of   20
1     2  to the right of   14
2     2   to the left of    6
3     2  to the right of    7
4     2   to the left of   10
5     3               on    8
6     3   to the left of   15
7     4               on    1
8     4  to the right of    5
9     4          wearing   19
10    4  to the right of   16
11    4  to the right of   17
12    5  to the right of   16
13    5   to the left of   19
14    5  to the right of   14
15    5  to the right of    7
16    5   to the left of    4
17    6  to the right of   17
18    6  to the right of    2
19    7   to the left of    5
20    7   to the left of    2
21    7          wearing   14
22    7   to the left of   16
23    7   to the left of   17
24    8  to the right of    9
25    9   to the left of    8
26    9   to the left of   13
27    9  to the right of   20
28   10  to the right of    2
29   13               on    1
30   13  to the right of    9
31   13  to the right of   20
32   14   to the left of    2
33   14   to the left of   16
34   14   to the left of   17
35   14   to the left of    5
36   15               on    1
37   15  to the right of    3
38   16   to the left of   17
39   16   to the left of    5
40   16   to the left of    4
41   16  to the right of    7
42   16  to the right of   14
43   17   to the left of    6
44   17  to the right of    7
45   17   to the left of   19
46   17  to the right of   14
47   17  to the right of   16
48   17   to the left of    4
49   19  to the right of   17
50   19  to the right of    5
51   20   to the left of   13
52   20   to the left of    9
53   20   to the left of    2