Is there a black bicycle or skateboard?
No, there is a bicycle but it is red.
    src        edge_attr  dst
0     0               of    6
1     0   to the left of    5
2     0   to the left of    4
3     1   to the left of    3
4     3  to the right of    1
5     4  to the right of    0
6     4  to the right of    6
7     5  to the right of    0
8     5  to the right of    6
9     6               in    2
10    6   to the left of    4
11    6   to the left of    5