What color is the monitor that looks little?
The monitor is silver.
    src        edge_attr  dst
0     0  to the right of    5
1     0   to the left of    1
2     1  to the right of    0
3     1        on top of    6
4     2        on top of    6
5     2   to the left of    9
6     2   to the left of    3
7     3        on top of    6
8     3  to the right of    5
9     3  to the right of    2
10    3   to the left of    7
11    5   to the left of    0
12    5   to the left of    3
13    5               on    4
14    7   to the left of    8
15    7  to the right of    3
16    8  to the right of    7
17    8        on top of    6
18    9  to the right of    2
19    9        on top of    6