Is the chair that is to the right of the other chair both empty and green?
Yes, the chair is empty and green.
     src        edge_attr  dst
0      0  to the right of   25
1      0  to the right of   10
2      0  to the right of   28
3      1               at    4
4      2   to the left of   21
..   ...              ...  ...
173   35  to the right of   29
174   35  to the right of   34
175   36   to the left of   17
176   36   to the left of   13
177   36   to the left of   15

[178 rows x 3 columns]