What color are the tiles?
The tiles are orange.
    src        edge_attr  dst
0     0   to the left of   11
1     0  to the right of    9
2     0  to the right of    8
3     0  to the right of    5
4     2  to the right of   14
5     3  to the right of   14
6     4            under   15
7     4            below   15
8     5   to the left of    0
9     5  to the right of   17
10    5   to the left of    9
11    5   to the left of   13
12    5   to the left of    8
13    5   to the left of   15
14    5   to the left of    6
15    6   to the left of   16
16    6  to the right of    5
17    7               on   12
18    8  to the right of    5
19    8   to the left of    0
20    8   to the left of   18
21    8   to the left of   11
22    8  to the right of   10
23    8   to the left of   13
24    9   to the left of   13
25    9   to the left of   11
26    9  to the right of   10
27    9  to the right of    5
28    9   to the left of    0
29   10   to the left of    9
30   10   to the left of    8
31   11  to the right of    0
32   11  to the right of    8
33   11  to the right of    9
34   13            above   15
35   13       mounted on   12
36   13  to the right of    9
37   13  to the right of    5
38   13  to the right of    8
39   14   to the left of    3
40   14   to the left of    2
41   15            below   18
42   15            below   13
43   15       mounted to   12
44   15            above    4
45   15  to the right of   17
46   15  to the right of    5
47   16  to the right of    6
48   17   to the left of   15
49   17               on   12
50   17   to the left of    5
51   18            above   15
52   18  to the right of    8