Is he to the right or to the left of the clock that is to the left of the engine?
The man is to the left of the clock.
    src        edge_attr  dst
0     2  to the right of    3
1     3   to the left of    2
2     3  to the right of   13
3     3   to the left of    7
4     3  to the right of   10
5     4  to the right of    8
6     4  to the right of    9
7     4  to the right of    5
8     4  to the right of    6
9     4  to the right of    7
10    4  to the right of   16
11    4  to the right of   17
12    5   to the left of    4
13    6   to the left of    9
14    6  to the right of   12
15    6   to the left of    4
16    7  to the right of   14
17    7  to the right of   10
18    7  to the right of   18
19    7   to the left of    4
20    7  to the right of    3
21    7  to the right of   12
22    8   to the left of    4
23    8  to the right of   17
24    9   to the left of    4
25    9  to the right of    6
26    9  to the right of   12
27   10   to the left of    7
28   10   to the left of   12
29   10   to the left of    3
30   11  to the right of   13
31   12  to the right of   18
32   12   to the left of   17
33   12   to the left of    7
34   12   to the left of   16
35   12  to the right of   14
36   12   to the left of    9
37   12   to the left of    6
38   12  to the right of   10
39   12  to the right of   15
40   13   to the left of   14
41   13   to the left of    3
42   13   to the left of   11
43   14               of   10
44   14   to the left of    7
45   14  to the right of   13
46   14   to the left of   12
47   15   to the left of   12
48   16   to the left of    4
49   16  to the right of   12
50   17   to the left of    8
51   17   to the left of    4
52   17  to the right of   12
53   18   to the left of   12
54   18   to the left of    7
55   18               of   10