Does the toilet have a different color than the truck?
No, both the toilet and the truck are white.
    src        edge_attr  dst
0     0  to the right of    3
1     0  to the right of    1
2     1   to the left of    5
3     1   to the left of    4
4     1   to the left of    0
5     2  to the right of    4
6     2  to the right of    5
7     3               on    6
8     3   to the left of    0
9     4  to the right of    5
10    4   to the left of    2
11    4  to the right of    1
12    5  to the right of    1
13    5   to the left of    4
14    5   to the left of    2