Does the happy person wear glasses?
Yes, the girl wears glasses.
    src             edge_attr  dst
0     1                behind    2
1     1       to the right of    5
2     1       to the right of    4
3     1       to the right of    8
4     2            looking at    4
5     2               wearing    7
6     2               wearing    3
7     2  standing in front of    1
8     2         standing near    1
9     2           in front of    1
10    2            smiling at    4
11    2               holding    4
12    3       to the right of    5
13    3        to the left of   11
14    4        to the left of    7
15    4        to the left of    1
16    4        to the left of    9
17    5        to the left of    7
18    5        to the left of    9
19    5        to the left of    1
20    5        to the left of    3
21    6        to the left of   11
22    7       to the right of    8
23    7       to the right of    5
24    7       to the right of    4
25    8        to the left of    1
26    8        to the left of    7
27    8        to the left of    9
28    9       to the right of    8
29    9       to the right of    5
30    9       to the right of    4
31   10        to the left of   11
32   11       to the right of    3
33   11       to the right of   10
34   11       to the right of    6