Does the bookshelf which is to the left of the cat look blue?
Yes, the bookshelf is blue.
     src       edge_attr  dst
0      0  to the left of   14
1      0  to the left of    8
2      1  to the left of   13
3      1  to the left of    8
4      1  to the left of   21
..   ...             ...  ...
96    23  to the left of    9
97    23  to the left of   13
98    23  to the left of   16
99    23  to the left of   11
100   23  to the left of    8

[101 rows x 3 columns]