Who wears glasses?
The man wears glasses.
     src        edge_attr  dst
0      0   to the left of    3
1      0  to the right of   20
2      0   to the left of   19
3      0   to the left of   15
4      0   to the left of   11
..   ...              ...  ...
132   20   to the left of    0
133   20  to the right of    6
134   20   to the left of    5
135   20   to the left of   15
136   20   to the left of    7

[137 rows x 3 columns]