What color are the pants the person wears?
The pants are gray.
     src        edge_attr  dst
0      0          wearing    3
1      0   to the left of    2
2      0   to the left of    6
3      1        on top of   18
4      1   to the left of   15
..   ...              ...  ...
117   30  to the right of   20
118   30   to the left of    2
119   30   to the left of    6
120   31   to the left of    6
121   31               on   17

[122 rows x 3 columns]