Is the curtain blue or brown?
The curtain is blue.
     src        edge_attr  dst
0      0  to the right of    3
1      0  to the right of   21
2      0  to the right of   15
3      1            above   23
4      1   to the left of    2
..   ...              ...  ...
139   30   to the left of    9
140   30   to the left of   10
141   30  to the right of    5
142   30   to the left of   22
143   30   to the left of   18

[144 rows x 3 columns]