Which color does the speaker have?
The speaker has white color.
    src        edge_attr  dst
0     0           behind   13
1     0   to the left of    3
2     0   to the left of   13
3     0  to the right of    5
4     1   to the left of   16
5     1  to the right of   15
6     1           behind    5
7     1   to the left of   19
8     2   to the left of    3
9     2          next to    5
10    2             near    5
11    2  to the right of    6
12    3   to the left of    9
13    3  to the right of    2
14    3  to the right of   13
15    3  to the right of    0
16    5             near    2
17    5               on    8
18    5           behind    6
19    5   to the left of    0
20    5      in front of    1
21    6   to the left of    7
22    6               on    8
23    6      in front of    5
24    6   to the left of    2
25    7   to the left of    9
26    7  to the right of    6
27    7   to the left of   18
28    7  to the right of   11
29    7  to the right of   20
30    9  to the right of    3
31    9  to the right of    7
32    9  to the right of   18
33   10  to the right of   14
34   11             near   20
35   11  to the right of   20
36   11       sitting on    8
37   11   to the left of    7
38   13   to the left of    3
39   13  to the right of    0
40   13      in front of    0
41   14   to the left of   10
42   15   to the left of   19
43   15               on   17
44   15   to the left of    1
45   16               on   19
46   16  to the right of    1
47   18   to the left of    9
48   18  to the right of    7
49   19  to the right of    1
50   19  to the right of   15
51   20             near   11
52   20   to the left of   11
53   20   to the left of    7