Does the arrow on the sign look white?
No, the arrow is black.
    src        edge_attr  dst
0     0               on    4
1     1   to the left of   11
2     1   to the left of    5
3     1   to the left of   10
4     1   to the left of   12
5     2             near    9
6     2             near   11
7     2             near    7
8     2             near    5
9     2             near    6
10    3   to the left of   10
11    4           beside    8
12    4           beside   10
13    5  to the right of    1
14    5  to the right of   11
15    5             near    2
16    5   to the left of   14
17    5  to the right of   12
18    5   to the left of    6
19    6  to the right of   11
20    6  to the right of    5
21    6  to the right of   12
22    6             near    2
23    7             near    9
24    7             near    2
25    9             near    2
26    9             near    7
27   10  to the right of   11
28   10  to the right of    3
29   10  to the right of    1
30   10  to the right of   12
31   11   to the left of   10
32   11   to the left of   14
33   11             near    2
34   11   to the left of    5
35   11  to the right of    1
36   11  to the right of   12
37   11   to the left of    6
38   12   to the left of   14
39   12  to the right of    1
40   12   to the left of    5
41   12   to the left of    6
42   12   to the left of   11
43   12   to the left of   13
44   12   to the left of   10
45   13  to the right of   12
46   14  to the right of   12
47   14  to the right of   11
48   14  to the right of    5