What is the clock in front of?
The clock is in front of the tower.
    src        edge_attr  dst
0     1  to the right of   13
1     3   to the left of    9
2     3   to the left of   11
3     3               of   15
4     4  to the right of   15
5     5   to the left of   11
6     6   to the left of    9
7     7   to the left of   11
8     7      in front of   15
9     8   to the left of   15
10    9  to the right of    3
11    9  to the right of   15
12    9  to the right of    6
13   10   to the left of   12
14   10   to the left of   15
15   11  to the right of   17
16   11  to the right of    5
17   11  to the right of   12
18   11  to the right of   15
19   11  to the right of    3
20   11  to the right of    7
21   12   to the left of   11
22   12  to the right of   10
23   13   to the left of    1
24   13   to the left of   15
25   15           behind   12
26   15           behind   17
27   15           behind    7
28   15   to the left of    9
29   15  to the right of    8
30   15   to the left of    4
31   15  to the right of   13
32   15  to the right of   10
33   15   to the left of   11
34   17   to the left of   11