Does the knee pad to the left of the other knee pad look white?
Yes, the knee pad is white.
     src        edge_attr  dst
0      0               on   18
1      0  to the right of   17
2      0   to the left of   15
3      0  to the right of   27
4      0  to the right of   25
..   ...              ...  ...
138   29   to the left of   10
139   31   to the left of    7
140   32   to the left of   22
141   32   to the left of   28
142   32  to the right of    7

[143 rows x 3 columns]