Are there any chairs to the right of the person that is eating?
No, the chair is to the left of the man.
    src        edge_attr  dst
0     0   to the left of   12
1     0      in front of    3
2     1  to the right of    3
3     2  to the right of    5
4     2  to the right of   10
5     3   to the left of    4
6     3   to the left of    7
7     3   to the left of   11
8     3           behind    0
9     3   to the left of    1
10    3  to the right of    9
11    4  to the right of    9
12    4  to the right of    3
13    5   to the left of    2
14    7  to the right of    3
15    7          wearing    4
16    7  to the right of    9
17    9   to the left of    4
18    9   to the left of    3
19    9   to the left of    7
20   10   to the left of    2
21   11  to the right of    3
22   12  to the right of    0