Which device is not silver, the laptop or the keyboard?
The laptop is not silver.
    src        edge_attr  dst
0     1  to the right of    7
1     1  to the right of    3
2     2          wearing    0
3     3   to the left of    1
4     3   to the left of    5
5     3   to the left of    4
6     4  to the right of    6
7     4  to the right of    3
8     5  to the right of    3
9     6            under    7
10    6   to the left of    4
11    6            below    7
12    7       sitting on    4
13    7   to the left of    1
14    7       sitting on    2
15    7            above    6
16    7       looking at    4