Do the arrow and the walkway have a different colors?
Yes, the arrow is red and the walkway is white.
    src        edge_attr  dst
0     0  to the right of    8
1     1               on    2
2     1  to the right of    5
3     2               on    8
4     3          wearing   12
5     3             near    4
6     3       walking on    7
7     3  to the right of    8
8     3          wearing    0
9     4   to the left of    6
10    4   to the left of   11
11    4             near    3
12    5   to the left of    9
13    5   to the left of    1
14    6  to the right of    4
15    8   to the left of   10
16    8   to the left of   12
17    8  to the right of   13
18    8   to the left of    0
19    8   to the left of    3
20    8   to the left of    9
21    9  to the right of    5
22    9  to the right of    8
23   10  to the right of    8
24   11  to the right of    4
25   12  to the right of    8
26   13   to the left of    8