Are there letters in this photograph that are not black?
Yes, there are orange letters.
    src        edge_attr  dst
0     0   to the left of   12
1     0  to the right of    4
2     0   to the left of   13
3     1   to the left of   17
4     3          next to   17
5     3             near   17
6     4   to the left of    6
7     4   to the left of   10
8     4   to the left of    0
9     4   to the left of   17
10    5          next to   17
11    5  to the right of   16
12    6  to the right of    4
13    7   to the left of   17
14    9  to the right of   15
15    9      coming from   17
16   10  to the right of   18
17   10  to the right of    4
18   12  to the right of    0
19   12               on   13
20   13     covered with   12
21   13  to the right of    0
22   14   to the left of   17
23   15               in    2
24   15   to the left of    9
25   16   to the left of    5
26   17  to the right of    1
27   17  to the right of   18
28   17             near    5
29   17             near    3
30   17  to the right of   14
31   17  to the right of    4
32   17  to the right of    7
33   18   to the left of   17
34   18   to the left of   10