Is the happy man to the left of the person that sits on the table?
Yes, the man is to the left of the woman.
     src        edge_attr  dst
0      0          wearing   25
1      0       sitting on    3
2      0  to the right of   12
3      0  to the right of   11
4      0  to the right of   19
..   ...              ...  ...
171   30   to the left of   21
172   30  to the right of   18
173   30   to the left of   23
174   30  to the right of   22
175   30  to the right of   25

[176 rows x 3 columns]