Is the DVD player to the left of a speaker?
Yes, the DVD player is to the left of a speaker.
     src        edge_attr  dst
0      0   to the left of   20
1      0   to the left of   19
2      0  to the right of    5
3      0  to the right of   27
4      1  to the right of   22
..   ...              ...  ...
103   27   to the left of   25
104   27  to the right of   10
105   27   to the left of    7
106   27  to the right of   13
107   27  to the right of   17

[108 rows x 3 columns]