What color do the bottles on the bicycle have?
The bottles have blue color.
    src        edge_attr  dst
0     0   to the left of    4
1     0  to the right of   15
2     0   to the left of    7
3     1  to the right of    4
4     3  to the right of   12
5     3  to the right of    4
6     4  to the right of    5
7     4   to the left of    1
8     4  to the right of    7
9     4  to the right of   12
10    4  to the right of   13
11    4   to the left of    3
12    4  to the right of    0
13    5   to the left of   12
14    5   to the left of    4
15    6   to the left of   10
16    6   to the left of   14
17    6   to the left of   11
18    6   to the left of   17
19    7  to the right of   15
20    7   to the left of    4
21    7  to the right of    0
22    9  to the right of   16
23    9   to the left of   10
24    9               on    6
25    9   to the left of   17
26   10  to the right of    6
27   10  to the right of    9
28   11  to the right of   17
29   11  to the right of    6
30   12  to the right of    5
31   12   to the left of    3
32   12  to the right of   13
33   12   to the left of    4
34   13   to the left of   12
35   13   to the left of    4
36   14  to the right of    6
37   14  to the right of   17
38   15   to the left of    0
39   15   to the left of    7
40   16               on    6
41   16   to the left of   17
42   16   to the left of    9
43   17   to the left of   11
44   17   to the left of   14
45   17  to the right of   16
46   17  to the right of    6
47   17  to the right of    9