Are there plates to the left of the microphone that is in front of the lady?
Yes, there are plates to the left of the microphone.
     src        edge_attr  dst
0      0   to the left of   10
1      0   to the left of    6
2      0   to the left of   27
3      0   to the left of   25
4      0   to the left of   17
..   ...              ...  ...
140   27  to the right of    0
141   28   to the left of   27
142   28   to the left of   17
143   28   to the left of    4
144   28   to the left of    6

[145 rows x 3 columns]