Do the box and the wall have the same color?
No, the box is blue and the wall is white.
    src        edge_attr  dst
0     1               on    4
1     1  to the right of    3
2     2               on    4
3     2  to the right of    3
4     3   to the left of    2
5     3               on    4
6     3   to the left of    1
7     5  to the right of    8
8     5               on   11
9     7   to the left of    8
10    8  to the right of    7
11    8   to the left of    5
12    8   to the left of   10
13   10  to the right of    8
14   10               on    9