Is the paint on top of a traffic sign?
No, the paint is on top of the hydrant.
    src        edge_attr  dst
0     1               on   14
1     1        on top of   16
2     2             near   14
3     2  to the right of   14
4     2  to the right of   16
5     2  to the right of   19
6     3        on top of   20
7     4             near    7
8     4          next to    7
9     5        on top of   20
10    5   to the left of    7
11    6   to the left of   14
12    7  to the right of    5
13    7             near    4
14    8            below   14
15    9        on top of   20
16    9  to the right of   14
17    9  to the right of   13
18   10        on top of   14
19   10   on the side of   14
20   11        on top of   20
21   11   to the left of   12
22   12        on top of   20
23   12  to the right of   11
24   13      in front of   14
25   13      attached to   14
26   13   to the left of    9
27   14             near    2
28   14           behind   13
29   14               by   20
30   14   to the left of    9
31   14   to the left of    2
32   14  to the right of    6
33   14            above   19
34   14            above    8
35   16        on top of   14
36   16   to the left of    2
37   18        on top of   20
38   19   to the left of    2
39   19          beneath   14