Is the black dog to the left or to the right of the pillow that is on the bed?
The dog is to the right of the pillow.
    src        edge_attr  dst
0     0               on    1
1     0  to the right of    7
2     0  to the right of    6
3     1  to the right of    9
4     2  to the right of   11
5     2               on    1
6     2  to the right of    9
7     5               on    1
8     6   to the left of    0
9     6  to the right of    7
10    6               on    1
11    7   to the left of    0
12    7   to the left of    6
13    7               on    1
14    8               on    4
15    8   to the left of   11
16    9          wearing    3
17    9               on    4
18    9   to the left of    1
19    9   to the left of    2
20   11               on    4
21   11          wearing   10
22   11  to the right of    8
23   11   to the left of    2