Do the toilet and the floor have a different colors?
Yes, the toilet is blue and the floor is white.
    src        edge_attr  dst
0     0            below    6
1     0  to the right of    4
2     0  to the right of    2
3     0               on    7
4     0            under    6
5     1   to the left of    7
6     2   to the left of    6
7     2   to the left of    7
8     2   to the left of    0
9     4   to the left of    0
10    4   to the left of    7
11    6  to the right of    2
12    6            above    0
13    7  to the right of    4
14    7  to the right of    1
15    7  to the right of    2