What do the shirt and the candle have in common?
The color, both the shirt and the candle are blue.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of   12
2     0   to the left of    9
3     1   to the left of    9
4     1   to the left of   14
..  ...              ...  ...
71   16   to the left of   15
72   16   to the left of   10
73   16  to the right of   11
74   16  to the right of    4
75   16   to the left of    8

[76 rows x 3 columns]