Which color is the chair?
The chair is blue.
    src        edge_attr  dst
0     0  to the right of   11
1     1  to the right of   11
2     2  to the right of   13
3     2  to the right of    5
4     3  to the right of   11
5     4  to the right of    5
6     4  to the right of   15
7     5   to the left of   16
8     5   to the left of   14
9     5   to the left of    2
10    5   to the left of   17
11    5   to the left of    7
12    5   to the left of    4
13    6   to the left of   17
14    7  to the right of   13
15    7  to the right of    5
16    7  to the right of   15
17    9               on   12
18   11   to the left of    3
19   11   to the left of    1
20   11   to the left of    0
21   11   to the left of   16
22   13   to the left of    2
23   13   to the left of    7
24   13   to the left of   14
25   13   to the left of   16
26   13               on   15
27   14  to the right of    5
28   14  to the right of   13
29   15   to the left of    7
30   15   to the left of   17
31   15   to the left of    4
32   16  to the right of   13
33   16  to the right of   11
34   16  to the right of    5
35   17  to the right of    5
36   17               on   12
37   17  to the right of   15
38   17  to the right of    6