Is the sweater green?
Yes, the sweater is green.
    src        edge_attr  dst
0     0  to the right of   15
1     0   to the left of   18
2     0   to the left of   10
3     2   to the left of   11
4     2   to the left of    4
..  ...              ...  ...
73   18  to the right of    8
74   18  to the right of    5
75   18  to the right of    0
76   19   to the left of    9
77   19   to the left of   17

[78 rows x 3 columns]