Does the person in front of the car wear glasses?
Yes, the man wears glasses.
    src        edge_attr  dst
0     1   to the left of   12
1     1  to the right of    2
2     2   to the left of   13
3     2   to the left of   10
4     2   to the left of    1
5     3        on top of   20
6     4  to the right of    5
7     4   to the left of   19
8     5   to the left of    4
9     6           behind   18
10    6   to the left of   21
11   10  to the right of    2
12   12  to the right of    1
13   12   to the left of   16
14   12   to the left of   17
15   13  to the right of    2
16   13   to the left of   17
17   15  to the right of   18
18   16  to the right of   12
19   17  to the right of   12
20   17  to the right of   13
21   18      in front of    6
22   18            using   20
23   18          wearing    8
24   18   to the left of   15
25   18          wearing    7
26   18          holding   20
27   18       sitting on   21
28   19  to the right of    4
29   19       sitting on   21
30   21  to the right of    6
31   21               in    0