What color is the chair?
The chair is brown.
    src        edge_attr  dst
0     0           beside    1
1     0   to the left of    6
2     0  to the right of    1
3     1   to the left of    6
4     1   to the left of    0
5     2            above    4
6     2  to the right of    3
7     2           beside    1
8     2           beside    6
9     3   to the left of    2
10    5         close to    2
11    6           beside    2
12    6  to the right of    0
13    6  to the right of    1