What do the door and the kettle have in common?
The color, both the door and the kettle are white.
    src        edge_attr  dst
0     1  to the right of    4
1     2  to the right of    5
2     2   to the left of   12
3     2  to the right of   10
4     2   to the left of    9
5     4   to the left of    1
6     4   to the left of   12
7     4  to the right of   10
8     5   to the left of    2
9     6               in    0
10    8   to the left of   11
11    9  to the right of   12
12    9   to the left of   11
13    9  to the right of    2
14   10   to the left of    4
15   10   to the left of    2
16   11  to the right of    9
17   11  to the right of    8
18   11  to the right of   12
19   12  to the right of    2
20   12   to the left of   11
21   12   to the left of    9
22   12  to the right of    4